diff --git a/pom.xml b/pom.xml
index 755e70146..6347fe757 100644
--- a/pom.xml
+++ b/pom.xml
@@ -88,21 +88,11 @@
log4j-slf4j-impl
${log4j.version}
-
- org.apache.logging.log4j
- log4j-api
- ${log4j.version}
-
org.apache.logging.log4j
log4j-core
${log4j.version}
-
- org.apache.logging.log4j
- log4j-1.2-api
- ${log4j.version}
-
com.fasterxml.jackson.dataformat
jackson-dataformat-yaml
@@ -123,12 +113,6 @@
json-simple
1.1.1
-
- org.slf4j
- slf4j-api
- 1.7.32
- compile
-
org.junit.jupiter
junit-jupiter
@@ -176,6 +160,12 @@
spring-context
6.0.11
+
+ org.apache.httpcomponents.client5
+ httpclient5
+ 5.3
+
+
diff --git a/src/main/java/org/aksw/iguana/cc/controller/MainController.java b/src/main/java/org/aksw/iguana/cc/controller/MainController.java
index e9a03e70e..b9291fc38 100644
--- a/src/main/java/org/aksw/iguana/cc/controller/MainController.java
+++ b/src/main/java/org/aksw/iguana/cc/controller/MainController.java
@@ -3,10 +3,12 @@
import com.beust.jcommander.*;
import org.aksw.iguana.cc.suite.IguanaSuiteParser;
import org.aksw.iguana.cc.suite.Suite;
+import org.apache.logging.log4j.core.config.Configurator;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.IOException;
+import java.net.URI;
import java.nio.file.Path;
@@ -44,6 +46,10 @@ public Path convert(String value) {
* @param argc The command line arguments that are passed to the program.
*/
public static void main(String[] argc) {
+ // Apparently, there is something weird going on, where the apache jena library already configures log4j2 for
+ // some reason. That's why you have to call reconfigure here.
+ Configurator.reconfigure(URI.create("log4j2.yml"));
+
var args = new Args();
JCommander jc = JCommander.newBuilder()
.addObject(args)
diff --git a/src/main/java/org/aksw/iguana/cc/query/handler/QueryHandler.java b/src/main/java/org/aksw/iguana/cc/query/handler/QueryHandler.java
index 1c9ac2eee..ceea25660 100644
--- a/src/main/java/org/aksw/iguana/cc/query/handler/QueryHandler.java
+++ b/src/main/java/org/aksw/iguana/cc/query/handler/QueryHandler.java
@@ -3,7 +3,6 @@
import com.fasterxml.jackson.annotation.*;
import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.databind.DeserializationContext;
-import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
import com.fasterxml.jackson.databind.deser.std.StdDeserializer;
import org.aksw.iguana.cc.query.selector.QuerySelector;
@@ -23,6 +22,7 @@
import java.nio.file.Path;
import java.util.HashMap;
import java.util.Objects;
+import java.util.function.Supplier;
/**
* The QueryHandler is used by every worker that extends the AbstractWorker.
@@ -124,7 +124,7 @@ public String value() {
}
public record QueryStringWrapper(int index, String query) {}
- public record QueryStreamWrapper(int index, InputStream queryInputStream) {}
+ public record QueryStreamWrapper(int index, boolean cached, Supplier queryInputStreamSupplier) {}
protected final Logger LOGGER = LoggerFactory.getLogger(QueryHandler.class);
@@ -180,7 +180,13 @@ public QueryStringWrapper getNextQuery(QuerySelector querySelector) throws IOExc
public QueryStreamWrapper getNextQueryStream(QuerySelector querySelector) throws IOException {
final var queryIndex = querySelector.getNextIndex();
- return new QueryStreamWrapper(queryIndex, this.queryList.getQueryStream(queryIndex));
+ return new QueryStreamWrapper(queryIndex, config.caching(), () -> {
+ try {
+ return this.queryList.getQueryStream(queryIndex);
+ } catch (IOException e) {
+ throw new RuntimeException(e);
+ }
+ });
}
@Override
@@ -209,4 +215,13 @@ public String[] getAllQueryIds() {
}
return out;
}
+
+ /**
+ * Returns the configuration of the QueryHandler.
+ *
+ * @return the configuration of the QueryHandler
+ */
+ public Config getConfig() {
+ return config;
+ }
}
diff --git a/src/main/java/org/aksw/iguana/cc/query/source/QuerySource.java b/src/main/java/org/aksw/iguana/cc/query/source/QuerySource.java
index 9800b858d..59285cfee 100644
--- a/src/main/java/org/aksw/iguana/cc/query/source/QuerySource.java
+++ b/src/main/java/org/aksw/iguana/cc/query/source/QuerySource.java
@@ -1,10 +1,9 @@
package org.aksw.iguana.cc.query.source;
-import org.aksw.iguana.cc.utils.FileUtils;
+import org.aksw.iguana.cc.utils.files.FileUtils;
import java.io.IOException;
import java.io.InputStream;
-import java.nio.file.Files;
import java.nio.file.Path;
import java.util.List;
diff --git a/src/main/java/org/aksw/iguana/cc/query/source/impl/FileLineQuerySource.java b/src/main/java/org/aksw/iguana/cc/query/source/impl/FileLineQuerySource.java
index 992df4384..69789aa6b 100644
--- a/src/main/java/org/aksw/iguana/cc/query/source/impl/FileLineQuerySource.java
+++ b/src/main/java/org/aksw/iguana/cc/query/source/impl/FileLineQuerySource.java
@@ -1,6 +1,6 @@
package org.aksw.iguana.cc.query.source.impl;
-import org.aksw.iguana.cc.utils.FileUtils;
+import org.aksw.iguana.cc.utils.files.FileUtils;
import java.io.IOException;
import java.nio.file.Path;
diff --git a/src/main/java/org/aksw/iguana/cc/query/source/impl/FileSeparatorQuerySource.java b/src/main/java/org/aksw/iguana/cc/query/source/impl/FileSeparatorQuerySource.java
index caaacbfa3..b1e82c9c3 100644
--- a/src/main/java/org/aksw/iguana/cc/query/source/impl/FileSeparatorQuerySource.java
+++ b/src/main/java/org/aksw/iguana/cc/query/source/impl/FileSeparatorQuerySource.java
@@ -1,7 +1,7 @@
package org.aksw.iguana.cc.query.source.impl;
import org.aksw.iguana.cc.query.source.QuerySource;
-import org.aksw.iguana.cc.utils.IndexedQueryReader;
+import org.aksw.iguana.cc.utils.files.IndexedQueryReader;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
diff --git a/src/main/java/org/aksw/iguana/cc/query/source/impl/FolderQuerySource.java b/src/main/java/org/aksw/iguana/cc/query/source/impl/FolderQuerySource.java
index 04ae5fd12..be71ccec8 100644
--- a/src/main/java/org/aksw/iguana/cc/query/source/impl/FolderQuerySource.java
+++ b/src/main/java/org/aksw/iguana/cc/query/source/impl/FolderQuerySource.java
@@ -1,7 +1,7 @@
package org.aksw.iguana.cc.query.source.impl;
import org.aksw.iguana.cc.query.source.QuerySource;
-import org.aksw.iguana.cc.utils.FileUtils;
+import org.aksw.iguana.cc.utils.files.FileUtils;
import org.apache.commons.io.input.AutoCloseInputStream;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
diff --git a/src/main/java/org/aksw/iguana/cc/suite/Suite.java b/src/main/java/org/aksw/iguana/cc/suite/Suite.java
index 1cb38acb5..7e2e50025 100644
--- a/src/main/java/org/aksw/iguana/cc/suite/Suite.java
+++ b/src/main/java/org/aksw/iguana/cc/suite/Suite.java
@@ -94,6 +94,7 @@ else if (storageConfig instanceof RDFFileStorage.Config) {
public void run() {
for (int i = 0; i < tasks.size(); i++) {
+ LOGGER.info("Task/{} {} starting.", tasks.get(i).getTaskName(), i);
tasks.get(i).run();
LOGGER.info("Task/{} {} finished.", tasks.get(i).getTaskName(), i);
}
diff --git a/src/main/java/org/aksw/iguana/cc/tasks/impl/Stresstest.java b/src/main/java/org/aksw/iguana/cc/tasks/impl/Stresstest.java
index e76aa78ef..923a1683e 100644
--- a/src/main/java/org/aksw/iguana/cc/tasks/impl/Stresstest.java
+++ b/src/main/java/org/aksw/iguana/cc/tasks/impl/Stresstest.java
@@ -80,8 +80,15 @@ public Stresstest(String suiteID, long stresstestID, Config config, ResponseBody
}
public void run() {
- var warmupResults = executeWorkers(warmupWorkers); // warmup results will be dismissed
+ if (!warmupWorkers.isEmpty()) {
+ SPARQLProtocolWorker.initHttpClient(warmupWorkers.size());
+ var warmupResults = executeWorkers(warmupWorkers); // warmup results will be dismissed
+ SPARQLProtocolWorker.closeHttpClient();
+ }
+
+ SPARQLProtocolWorker.initHttpClient(workers.size());
var results = executeWorkers(workers);
+ SPARQLProtocolWorker.closeHttpClient();
srp.process(results.workerResults);
srp.calculateAndSaveMetrics(results.startTime, results.endTime);
diff --git a/src/main/java/org/aksw/iguana/cc/utils/FileUtils.java b/src/main/java/org/aksw/iguana/cc/utils/files/FileUtils.java
similarity index 98%
rename from src/main/java/org/aksw/iguana/cc/utils/FileUtils.java
rename to src/main/java/org/aksw/iguana/cc/utils/files/FileUtils.java
index 58334906d..cea3b542f 100644
--- a/src/main/java/org/aksw/iguana/cc/utils/FileUtils.java
+++ b/src/main/java/org/aksw/iguana/cc/utils/files/FileUtils.java
@@ -1,4 +1,4 @@
-package org.aksw.iguana.cc.utils;
+package org.aksw.iguana.cc.utils.files;
import java.io.*;
import java.nio.charset.StandardCharsets;
diff --git a/src/main/java/org/aksw/iguana/cc/utils/IndexedQueryReader.java b/src/main/java/org/aksw/iguana/cc/utils/files/IndexedQueryReader.java
similarity index 99%
rename from src/main/java/org/aksw/iguana/cc/utils/IndexedQueryReader.java
rename to src/main/java/org/aksw/iguana/cc/utils/files/IndexedQueryReader.java
index b89ee7ae6..2e9c84f46 100644
--- a/src/main/java/org/aksw/iguana/cc/utils/IndexedQueryReader.java
+++ b/src/main/java/org/aksw/iguana/cc/utils/files/IndexedQueryReader.java
@@ -1,4 +1,4 @@
-package org.aksw.iguana.cc.utils;
+package org.aksw.iguana.cc.utils.files;
import org.apache.commons.io.input.AutoCloseInputStream;
import org.apache.commons.io.input.BoundedInputStream;
diff --git a/src/main/java/org/aksw/iguana/cc/utils/http/RequestFactory.java b/src/main/java/org/aksw/iguana/cc/utils/http/RequestFactory.java
new file mode 100644
index 000000000..6966f87f4
--- /dev/null
+++ b/src/main/java/org/aksw/iguana/cc/utils/http/RequestFactory.java
@@ -0,0 +1,144 @@
+package org.aksw.iguana.cc.utils.http;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonValue;
+import org.aksw.iguana.cc.config.elements.ConnectionConfig;
+import org.aksw.iguana.cc.query.handler.QueryHandler;
+import org.aksw.iguana.cc.worker.HttpWorker;
+import org.aksw.iguana.cc.worker.impl.SPARQLProtocolWorker;
+import org.apache.hc.core5.http.HttpHeaders;
+import org.apache.hc.core5.http.nio.AsyncRequestProducer;
+import org.apache.hc.core5.http.nio.entity.BasicAsyncEntityProducer;
+import org.apache.hc.core5.http.nio.support.AsyncRequestBuilder;
+import org.apache.hc.core5.net.URIBuilder;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.URISyntaxException;
+import java.net.URLEncoder;
+import java.nio.charset.StandardCharsets;
+import java.util.*;
+import java.util.function.Supplier;
+import java.util.stream.Collectors;
+
+/**
+ * A factory for creating HTTP requests.
+ * The factory can create requests for different types of HTTP methods and different types of SPARQL queries.
+ * The factory can also cache requests to avoid creating the same request multiple times.
+ */
+public final class RequestFactory {
+ public enum RequestType {
+ GET_QUERY("get query"),
+ POST_URL_ENC_QUERY("post url-enc query"),
+ POST_QUERY("post query"),
+ POST_URL_ENC_UPDATE("post url-enc update"),
+ POST_UPDATE("post update");
+
+ private final String value;
+
+ @JsonCreator
+ RequestType(String value) {
+ this.value = Objects.requireNonNullElse(value, "get query");
+ }
+
+ @JsonValue
+ public String value() {
+ return value;
+ }
+ }
+
+ private final RequestType requestType;
+ private final Map cache = new HashMap<>();
+
+ public RequestFactory(RequestType requestType) {
+ this.requestType = requestType;
+ }
+
+ private static String urlEncode(List parameters) {
+ return parameters.stream()
+ .map(e -> e[0] + "=" + URLEncoder.encode(e[1], StandardCharsets.UTF_8))
+ .collect(Collectors.joining("&"));
+ }
+
+ private static String urlEncode(String name, String value) {
+ return name + "=" + URLEncoder.encode(value, StandardCharsets.UTF_8);
+ }
+
+ /**
+ * Builds an HTTP request for a given query.
+ * If the query has been cached by the query handler, its content will be fully read by the entity producer into a
+ * byte buffer, which will then be reused on consecutive request executions.
+ * Cached requests will be sent non-chunked.
+ * If the query has not been cached by the query handler, the entity producer will use the query stream supplier to
+ * send the query in chunks.
+ *
+ * @param queryHandle the query handle containing the query and its index
+ * @param connection the connection to send the request to
+ * @param requestHeader the request header
+ * @return the request as an AsyncRequestProducer
+ * @throws URISyntaxException if the URI is invalid
+ * @throws IOException if the query stream cannot be read
+ */
+ public AsyncRequestProducer buildHttpRequest(QueryHandler.QueryStreamWrapper queryHandle,
+ ConnectionConfig connection,
+ String requestHeader) throws URISyntaxException, IOException {
+ if (queryHandle.cached() && cache.containsKey(queryHandle.index()))
+ return cache.get(queryHandle.index());
+
+ AsyncRequestBuilder asyncRequestBuilder;
+ Supplier queryStreamSupplier;
+ InputStream queryStream;
+
+ try {
+ queryStreamSupplier = queryHandle.queryInputStreamSupplier();
+ queryStream = queryStreamSupplier.get();
+ } catch (RuntimeException e) {
+ throw new IOException(e);
+ }
+
+ switch (this.requestType) {
+ case GET_QUERY -> asyncRequestBuilder = AsyncRequestBuilder.get(new URIBuilder(connection.endpoint())
+ .addParameter("query", new String(queryStream.readAllBytes(), StandardCharsets.UTF_8))
+ .build()
+ );
+ case POST_URL_ENC_QUERY -> asyncRequestBuilder = AsyncRequestBuilder.post(connection.endpoint())
+ // manually set content type, because otherwise the
+ // entity producer would set it to "application/x-www-form-urlencoded; charset=ISO-8859-1"
+ .setHeader(HttpHeaders.CONTENT_TYPE, "application/x-www-form-urlencoded")
+ .setEntity(new BasicAsyncEntityProducer(urlEncode("query", new String(queryStream.readAllBytes(), StandardCharsets.UTF_8)), null, !queryHandle.cached()));
+ case POST_QUERY -> asyncRequestBuilder = AsyncRequestBuilder.post(connection.endpoint())
+ .setEntity(new StreamEntityProducer(queryStreamSupplier, !queryHandle.cached(), "application/sparql-query"));
+ case POST_URL_ENC_UPDATE -> asyncRequestBuilder = AsyncRequestBuilder.post(connection.endpoint())
+ .setHeader(HttpHeaders.CONTENT_TYPE, "application/x-www-form-urlencoded")
+ .setEntity(new BasicAsyncEntityProducer(urlEncode("update", new String(queryStream.readAllBytes(), StandardCharsets.UTF_8)), null, !queryHandle.cached()));
+ case POST_UPDATE -> asyncRequestBuilder = AsyncRequestBuilder.post(connection.endpoint())
+ .setEntity(new StreamEntityProducer(queryStreamSupplier, !queryHandle.cached(), "application/sparql-update"));
+ default -> throw new IllegalStateException("Unexpected value: " + this.requestType);
+ }
+
+ if (requestHeader != null)
+ asyncRequestBuilder.addHeader("Accept", requestHeader);
+ if (connection.authentication() != null && connection.authentication().user() != null)
+ asyncRequestBuilder.addHeader("Authorization",
+ HttpWorker.basicAuth(connection.authentication().user(),
+ Optional.ofNullable(connection.authentication().password()).orElse("")));
+
+ if (queryHandle.cached())
+ cache.put(queryHandle.index(), asyncRequestBuilder.build());
+
+ return asyncRequestBuilder.build();
+ }
+
+ /**
+ * Get a cached request by the index of the query.
+ * If the request is not in the cache, an IllegalArgumentException is thrown.
+ *
+ * @param index the index of the query
+ * @return the request as an AsyncRequestProducer
+ */
+ public AsyncRequestProducer getCachedRequest(int index) {
+ if (!cache.containsKey(index))
+ throw new IllegalArgumentException("No request with index " + index + " found in cache.");
+ return cache.get(index);
+ }
+}
diff --git a/src/main/java/org/aksw/iguana/cc/utils/http/StreamEntityProducer.java b/src/main/java/org/aksw/iguana/cc/utils/http/StreamEntityProducer.java
new file mode 100644
index 000000000..53320c98f
--- /dev/null
+++ b/src/main/java/org/aksw/iguana/cc/utils/http/StreamEntityProducer.java
@@ -0,0 +1,157 @@
+package org.aksw.iguana.cc.utils.http;
+
+import org.apache.hc.core5.http.nio.AsyncEntityProducer;
+import org.apache.hc.core5.http.nio.DataStreamChannel;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.nio.ByteBuffer;
+import java.util.Set;
+import java.util.function.Supplier;
+
+/**
+ * An entity producer that produces the entity data from an input stream supplier.
+ * The entity data can optionally be sent in chunks.
+ * If the entity data is supposed to be sent non-chunked, the whole stream will be read into a byte buffer.
+ * The stream supplier should be repeatable, as this producer might be reused multiple times to create the entity data.
+ */
+public class StreamEntityProducer implements AsyncEntityProducer {
+
+ private static final Logger logger = LoggerFactory.getLogger(StreamEntityProducer.class);
+
+ private final Supplier streamSupplier;
+ private final boolean chunked;
+ private final String contentType;
+
+ private ByteBuffer content; // used for non-chunked request, stores the whole content in reusable buffer
+
+ private final static int BUFFER_SIZE = 8192;
+ private final byte[] buffer = new byte[BUFFER_SIZE];
+
+ private InputStream currentStream; // used for chunked request, stores the current stream to read from
+
+ /**
+ * Creates a new entity producer that produces the entity data from the given input stream supplier.
+ *
+ * @param streamSupplier the input stream supplier, should be repeatable
+ * @param chunked whether the entity data should be sent in chunks
+ */
+ public StreamEntityProducer(Supplier streamSupplier, boolean chunked, String contentType) throws IOException {
+ this.streamSupplier = streamSupplier;
+ this.chunked = chunked;
+ this.contentType = contentType;
+
+ if (!chunked) {
+ content = ByteBuffer.wrap(streamSupplier.get().readAllBytes());
+ }
+ }
+
+ @Override
+ public boolean isRepeatable() {
+ return true;
+ }
+
+ @Override
+ public void failed(Exception cause) {
+ logger.error("Failed to produce entity data", cause);
+ if (currentStream != null) {
+ try {
+ currentStream.close();
+ } catch (IOException e) {
+ logger.error("Failed to close input stream", e);
+ }
+ }
+ }
+
+ @Override
+ public boolean isChunked() {
+ return chunked;
+ }
+
+ @Override
+ public Set getTrailerNames() {
+ return null;
+ }
+
+ @Override
+ public long getContentLength() {
+ // if the content length is known (non-chunked request), return it
+ if (content != null) {
+ return content.limit();
+ }
+
+ // if the content length is unknown (chunked request), return -1
+ return -1;
+ }
+
+ @Override
+ public String getContentType() {
+ return contentType;
+ }
+
+ @Override
+ public String getContentEncoding() {
+ return null;
+ }
+
+ @Override
+ public void releaseResources() {
+ if (currentStream != null) {
+ try {
+ currentStream.close();
+ } catch (IOException e) {
+ logger.error("Failed to close input stream", e);
+ }
+ }
+ }
+
+ @Override
+ public int available() {
+ // If content is not null, it means the whole entity data has been read into the buffer from a stream that was
+ // taken from the stream supplier and that the content will be sent non-chunked.
+ // In this case, the remaining bytes in the buffer are returned.
+ if (content != null) {
+ return content.remaining();
+ }
+
+ // Otherwise, the data is sent in chunks. If there is currently a stream open, from which the data is being read
+ // from, the available bytes from that stream are returned.
+ if (currentStream != null) {
+ try {
+ return currentStream.available();
+ } catch (IOException e) {
+ logger.error("Failed to get available bytes from input stream", e);
+ }
+ }
+ return 0;
+ }
+
+ @Override
+ public void produce(DataStreamChannel channel) throws IOException {
+ // handling of non-chunked request
+ if (content != null) {
+ channel.write(content);
+ if (!content.hasRemaining()) {
+ channel.endStream();
+ }
+ return;
+ }
+
+ // handling of chunked request
+ if (chunked && currentStream == null) {
+ currentStream = streamSupplier.get();
+ }
+
+ int bytesRead;
+ while ((bytesRead = currentStream.read(buffer)) > 0) {
+ ByteBuffer byteBuffer = ByteBuffer.wrap(buffer, 0, bytesRead);
+ channel.write(byteBuffer);
+ }
+
+ if (bytesRead == -1) {
+ channel.endStream();
+ }
+ }
+}
\ No newline at end of file
diff --git a/src/main/java/org/aksw/iguana/cc/worker/impl/SPARQLProtocolWorker.java b/src/main/java/org/aksw/iguana/cc/worker/impl/SPARQLProtocolWorker.java
index 44f68bfa4..be90138b4 100644
--- a/src/main/java/org/aksw/iguana/cc/worker/impl/SPARQLProtocolWorker.java
+++ b/src/main/java/org/aksw/iguana/cc/worker/impl/SPARQLProtocolWorker.java
@@ -1,135 +1,43 @@
package org.aksw.iguana.cc.worker.impl;
-import com.fasterxml.jackson.annotation.JsonCreator;
import com.fasterxml.jackson.annotation.JsonProperty;
-import com.fasterxml.jackson.annotation.JsonValue;
+import net.jpountz.xxhash.StreamingXXHash64;
import net.jpountz.xxhash.XXHashFactory;
import org.aksw.iguana.cc.config.elements.ConnectionConfig;
import org.aksw.iguana.cc.query.handler.QueryHandler;
+import org.aksw.iguana.cc.query.selector.impl.LinearQuerySelector;
+import org.aksw.iguana.cc.utils.http.RequestFactory;
import org.aksw.iguana.cc.worker.ResponseBodyProcessor;
import org.aksw.iguana.cc.worker.HttpWorker;
import org.aksw.iguana.commons.io.BigByteArrayOutputStream;
-import org.apache.http.client.utils.URIBuilder;
+import org.apache.hc.client5.http.async.methods.AbstractBinResponseConsumer;
+import org.apache.hc.client5.http.config.RequestConfig;
+import org.apache.hc.client5.http.impl.DefaultConnectionKeepAliveStrategy;
+import org.apache.hc.client5.http.impl.async.CloseableHttpAsyncClient;
+import org.apache.hc.client5.http.impl.async.HttpAsyncClients;
+import org.apache.hc.client5.http.impl.nio.PoolingAsyncClientConnectionManagerBuilder;
+import org.apache.hc.client5.http.nio.AsyncClientConnectionManager;
+import org.apache.hc.core5.http.ContentType;
+import org.apache.hc.core5.http.HttpException;
+import org.apache.hc.core5.http.HttpResponse;
+import org.apache.hc.core5.http.nio.AsyncRequestProducer;
+import org.apache.hc.core5.reactor.IOReactorConfig;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.slf4j.helpers.MessageFormatter;
import java.io.IOException;
-import java.io.InputStream;
-import java.net.*;
-import java.net.http.HttpClient;
-import java.net.http.HttpRequest;
-import java.net.http.HttpResponse;
-import java.nio.charset.StandardCharsets;
+import java.net.URISyntaxException;
+import java.nio.ByteBuffer;
import java.time.Duration;
import java.time.Instant;
import java.time.ZonedDateTime;
+import java.time.temporal.ChronoUnit;
import java.util.*;
import java.util.concurrent.*;
-import java.util.function.BiFunction;
-import java.util.function.Supplier;
-import java.util.stream.Collectors;
public class SPARQLProtocolWorker extends HttpWorker {
- public final static class RequestFactory {
- public enum RequestType {
- GET_QUERY("get query"),
- POST_URL_ENC_QUERY("post url-enc query"),
- POST_QUERY("post query"),
- POST_URL_ENC_UPDATE("post url-enc update"),
- POST_UPDATE("post update");
-
- private final String value;
-
- @JsonCreator
- RequestType(String value) {
- this.value = Objects.requireNonNullElse(value, "get query");
- }
-
- @JsonValue
- public String value() {
- return value;
- }
- }
-
- private final RequestType requestType;
-
- public RequestFactory(RequestType requestType) {
- this.requestType = requestType;
- }
-
- private static String urlEncode(List parameters) {
- return parameters.stream()
- .map(e -> e[0] + "=" + URLEncoder.encode(e[1], StandardCharsets.UTF_8))
- .collect(Collectors.joining("&"));
- }
-
- public HttpRequest buildHttpRequest(InputStream queryStream,
- Duration timeout,
- ConnectionConfig connection,
- String requestHeader) throws URISyntaxException, IOException {
- HttpRequest.Builder request = HttpRequest.newBuilder().timeout(timeout);
-
- class CustomStreamSupplier {
- boolean used = false; // assume, that the stream will only be used again, if the first request failed, because of the client
- public Supplier getStreamSupplier() {
- if (!used) {
- used = true;
- return () -> queryStream;
- }
- else
- return () -> null;
- }
- }
-
- if (requestHeader != null)
- request.header("Accept", requestHeader);
- if (connection.authentication() != null && connection.authentication().user() != null)
- request.header("Authorization",
- HttpWorker.basicAuth(connection.authentication().user(),
- Optional.ofNullable(connection.authentication().password()).orElse("")));
- switch (this.requestType) {
- case GET_QUERY -> {
- request.uri(new URIBuilder(connection.endpoint())
- .setParameter("query",
- new String(queryStream.readAllBytes(), StandardCharsets.UTF_8))
- .build())
- .GET();
- }
- case POST_URL_ENC_QUERY -> {
- request.uri(connection.endpoint())
- .header("Content-Type", "application/x-www-form-urlencoded")
- .POST(HttpRequest.BodyPublishers.ofString(
- urlEncode(Collections.singletonList(
- new String[]{"query" /* query is already URL encoded */,
- new String(queryStream.readAllBytes(), StandardCharsets.UTF_8)}))));
- }
- case POST_QUERY -> {
- request.uri(connection.endpoint())
- .header("Content-Type", "application/sparql-query")
- .POST(HttpRequest.BodyPublishers.ofInputStream(new CustomStreamSupplier().getStreamSupplier()));
- }
- case POST_URL_ENC_UPDATE -> {
- request.uri(connection.endpoint())
- .header("Content-Type", "application/x-www-form-urlencoded")
- .POST(HttpRequest.BodyPublishers.ofString(
- urlEncode(Collections.singletonList(
- new String[]{"update" /* query is already URL encoded */,
- new String(queryStream.readAllBytes(), StandardCharsets.UTF_8)}))));
- }
- case POST_UPDATE -> {
- request.uri(connection.endpoint())
- .header("Content-Type", "application/sparql-update")
- .POST(HttpRequest.BodyPublishers.ofInputStream(new CustomStreamSupplier().getStreamSupplier()));
- }
- }
-
- return request.build();
- }
- }
-
-
public record Config(
Integer number,
QueryHandler queries,
@@ -161,7 +69,7 @@ public Config(Integer number,
record HttpExecutionResult(
int queryID,
- Optional> response,
+ Optional response,
Instant requestStart,
Duration duration,
Optional outputStream,
@@ -175,13 +83,14 @@ public boolean completed() {
public boolean successful() {
if (response.isPresent() && exception.isEmpty())
- return (response.get().statusCode() / 100) == 2;
+ return (response.get().getCode() / 100) == 2;
return false;
}
}
- private HttpClient httpClient;
+ private static CloseableHttpAsyncClient httpClient;
+ private static AsyncClientConnectionManager connectionManager;
private final ThreadPoolExecutor executor;
private final XXHashFactory hasherFactory = XXHashFactory.fastestJavaInstance();
@@ -193,7 +102,8 @@ public boolean successful() {
private BigByteArrayOutputStream responseBodybbaos = new BigByteArrayOutputStream();
// used to read the http response body
- private final byte[] buffer = new byte[4096];
+ private final byte[] buffer = new byte[BUFFER_SIZE];
+ private static final int BUFFER_SIZE = 4096;
private final static Logger LOGGER = LoggerFactory.getLogger(SPARQLProtocolWorker.class);
@@ -202,13 +112,67 @@ public Config config() {
return (SPARQLProtocolWorker.Config) config;
}
-
public SPARQLProtocolWorker(long workerId, ResponseBodyProcessor responseBodyProcessor, Config config) {
super(workerId, responseBodyProcessor, config);
this.responseBodyProcessor = responseBodyProcessor;
this.executor = (ThreadPoolExecutor) Executors.newFixedThreadPool(1);
this.requestFactory = new RequestFactory(config().requestType());
- this.httpClient = buildHttpClient();
+ }
+
+ /**
+ * Initializes the http client with the given thread count.
+ * All workers will use the same http client instance.
+ *
+ * @param threadCount the number of threads to be used by the http client
+ */
+ public static void initHttpClient(int threadCount) {
+ connectionManager = PoolingAsyncClientConnectionManagerBuilder.create()
+ .setMaxConnTotal(threadCount)
+ .setMaxConnPerRoute(threadCount)
+ .build();
+ final var ioReactorConfig = IOReactorConfig.custom()
+ .setTcpNoDelay(true)
+ .setIoThreadCount(threadCount)
+ .build();
+ httpClient = HttpAsyncClients.custom()
+ .setConnectionManager(connectionManager)
+ .setIOReactorConfig(ioReactorConfig)
+ .setKeepAliveStrategy(new DefaultConnectionKeepAliveStrategy())
+ .setDefaultRequestConfig(RequestConfig.custom()
+ .setContentCompressionEnabled(false)
+ .setHardCancellationEnabled(true)
+ .build())
+ .build();
+ httpClient.start();
+ }
+
+ /**
+ * Closes the http client and the connection manager.
+ */
+ public static void closeHttpClient() {
+ try {
+ httpClient.close();
+ connectionManager.close();
+ } catch (IOException e) {
+ LOGGER.error("Failed to close http client.", e);
+ }
+ }
+
+ /**
+ * Builds every request once, so that the requests can be loaded into the cache, if the queries themselves are
+ * cached.
+ * This is done to avoid the overhead of building (url-encoding) the requests during the benchmark.
+ */
+ private void preloadRequests() {
+ final var selector = new LinearQuerySelector(config().queries().getQueryCount());
+ for (int i = 0; i < config().queries().getQueryCount(); i++) {
+ try {
+ // build request and discard it
+ requestFactory.buildHttpRequest(config().queries().getNextQueryStream(selector), config().connection(), config().acceptHeader());
+ } catch (IOException | URISyntaxException e) {
+ LOGGER.error("Failed to preload request.", e);
+ }
+ }
}
/**
@@ -222,6 +186,7 @@ public SPARQLProtocolWorker(long workerId, ResponseBodyProcessor responseBodyPro
* @return the CompletableFuture the contains the results of the worker.
*/
public CompletableFuture start() {
+ preloadRequests();
return CompletableFuture.supplyAsync(() -> {
ZonedDateTime startTime = ZonedDateTime.now();
List executionStats = new ArrayList<>();
@@ -233,20 +198,30 @@ public CompletableFuture start() {
logExecution(execution);
executionStats.add(execution);
}
- LOGGER.info("{}\t:: Completed {} out of {} querymixes", this, i + 1, queryMixes.number());
+ LOGGER.info("{}\t:: Completed {} out of {} querymixes.", this, i + 1, queryMixes.number());
}
} else if (config().completionTarget() instanceof TimeLimit timeLimit) {
- final Instant endTime = Instant.now().plus(timeLimit.duration());
- Instant now;
- while ((now = Instant.now()).isBefore(endTime)) {
- final Duration timeToEnd = Duration.between(now, endTime);
- final boolean reducedTimeout = config().timeout().compareTo(timeToEnd) > 0;
- final Duration thisQueryTimeOut = (reducedTimeout) ? timeToEnd : config().timeout();
- ExecutionStats execution = executeQuery(thisQueryTimeOut, reducedTimeout);
+ final var startNanos = System.nanoTime();
+ long queryExecutionCount = 0;
+ int queryMixExecutionCount = 0;
+ int queryMixSize = config().queries().getQueryCount();
+ long now;
+ while ((now = System.nanoTime()) - startNanos < ((TimeLimit) config.completionTarget()).duration().toNanos()) {
+ final var timeLeft = ((TimeLimit) config.completionTarget()).duration().toNanos() - (now - startNanos);
+ final var reducedTimeout = timeLeft < config.timeout().toNanos();
+ final Duration actualQueryTimeOut = reducedTimeout ? Duration.of(timeLeft, ChronoUnit.NANOS) : config.timeout();
+ ExecutionStats execution = executeQuery(actualQueryTimeOut, reducedTimeout);
if (execution != null){ // If timeout is reduced, the execution result might be discarded if it failed and executeQuery returns null.
logExecution(execution);
executionStats.add(execution);
}
+
+ //
+ if ((++queryExecutionCount) >= queryMixSize) {
+ queryExecutionCount = 0;
+ queryMixExecutionCount++;
+ LOGGER.info("{}\t:: Completed {} querymixes.", this, queryMixExecutionCount);
+ }
}
LOGGER.info("{}\t:: Reached time limit of {}.", this, timeLimit.duration());
}
@@ -265,14 +240,17 @@ public CompletableFuture start() {
* @return the execution statistic of the execution
*/
private ExecutionStats executeQuery(Duration timeout, boolean discardOnFailure) {
+ // execute the request
HttpExecutionResult result = executeHttpRequest(timeout);
+
+ // process result
Optional statuscode = Optional.empty();
if (result.response().isPresent())
- statuscode = Optional.of(result.response().get().statusCode());
+ statuscode = Optional.of(result.response().get().getCode());
if (result.successful() && this.config.parseResults()) { // 2xx
if (result.actualContentLength.isEmpty() || result.hash.isEmpty() || result.outputStream.isEmpty()) {
- throw new RuntimeException("Response body is null, but execution was successful."); // This should never happen
+ throw new RuntimeException("Response body is null, but execution was successful."); // This should never happen, just here for fixing the warning.
}
// process result
@@ -289,8 +267,6 @@ private ExecutionStats executeQuery(Duration timeout, boolean discardOnFailure)
this.responseBodybbaos = new BigByteArrayOutputStream();
}
- // This is not explicitly checking for a timeout, instead it just checks if the execution was successful or not.
- // TODO: This might cause problems if the query actually fails before the timeout and discardOnFailure is true.
if (!result.successful() && discardOnFailure) {
LOGGER.debug("{}\t:: Discarded execution, because the time limit has been reached: [queryID={}]", this, result.queryID);
return null;
@@ -307,128 +283,211 @@ private ExecutionStats executeQuery(Duration timeout, boolean discardOnFailure)
);
}
-
+ /**
+ * Executes the next query given by the query selector from the query handler.
+ * It uses the http client to execute the request and returns the result of the execution.
+ *
+ * @param timeout the timeout for the execution
+ * @return the execution result of the execution
+ */
private HttpExecutionResult executeHttpRequest(Duration timeout) {
- final QueryHandler.QueryStreamWrapper queryHandle;
- try {
- queryHandle = config().queries().getNextQueryStream(this.querySelector);
- } catch (IOException e) {
- return new HttpExecutionResult(
- this.querySelector.getCurrentIndex(),
- Optional.empty(),
- Instant.now(),
- Duration.ZERO,
- Optional.empty(),
- OptionalLong.empty(),
- OptionalLong.empty(),
- Optional.of(e)
- );
- }
+ // get the next query and request
+ final AsyncRequestProducer request;
+ final int queryIndex;
+ if (config().queries().getConfig().caching()) {
+ queryIndex = querySelector.getNextIndex();
+ request = requestFactory.getCachedRequest(queryIndex);
+ } else {
+ final QueryHandler.QueryStreamWrapper queryHandle;
+ try {
+ queryHandle = config().queries().getNextQueryStream(this.querySelector);
+ } catch (IOException e) {
+ return createFailedResultBeforeRequest(this.querySelector.getCurrentIndex(), e);
+ }
- final HttpRequest request;
+ try {
+ request = requestFactory.buildHttpRequest(
+ queryHandle,
+ config().connection(),
+ config().acceptHeader()
+ );
+ } catch (IOException | URISyntaxException e) {
+ return createFailedResultBeforeRequest(queryHandle.index(), e);
+ }
- try {
- request = requestFactory.buildHttpRequest(
- queryHandle.queryInputStream(),
- timeout,
- config().connection(),
- config().acceptHeader()
- );
- } catch (IOException | URISyntaxException e) {
- return new HttpExecutionResult(
- queryHandle.index(),
- Optional.empty(),
- Instant.now(),
- Duration.ZERO,
- Optional.empty(),
- OptionalLong.empty(),
- OptionalLong.empty(),
- Optional.of(e)
- );
+ // set queryIndex to the index of the queryHandle, so that the result can be associated with the query
+ queryIndex = queryHandle.index();
}
- // check if the last execution task is stuck
- if (this.httpClient.executor().isPresent() && ((ThreadPoolExecutor) this.httpClient.executor().get()).getActiveCount() != 0) {
- // This might never cancel the task if the client that's connected to is broken. There also seems to be a
- // bug where the httpClient never properly handles the interrupt from the shutdownNow method.
- // See: https://bugs.openjdk.org/browse/JDK-8294047
- ((ThreadPoolExecutor) this.httpClient.executor().get()).shutdownNow();
- final var waitStart = Instant.now();
- try {
- while (!((ThreadPoolExecutor) this.httpClient.executor().get()).awaitTermination(1, TimeUnit.SECONDS)) {
- LOGGER.warn("{}\t:: [Thread-ID: {}]\t:: Waiting for the http client to shutdown. Elapsed time: {}", this, Thread.currentThread().getId(), Duration.between(waitStart, Instant.now()));
+ // execute the request
+ final Instant timeStamp = Instant.now();
+ final var requestStart = System.nanoTime();
+ final var future = httpClient.execute(request, new AbstractBinResponseConsumer() {
+
+ private HttpResponse response;
+ private final StreamingXXHash64 hasher = hasherFactory.newStreamingHash64(0);
+ private long responseSize = 0; // will be used if parseResults is false
+ private long responseEnd = 0; // time in nanos
+
+ @Override
+ public void releaseResources() {} // nothing to release
+
+ @Override
+ protected int capacityIncrement() {
+ return Integer.MAX_VALUE - 8; // get as much data in as possible
+ }
+
+ /**
+ * Triggered to pass incoming data packet to the data consumer.
+ *
+ * @param src the data packet.
+ * @param endOfStream flag indicating whether this data packet is the last in the data stream.
+ */
+ @Override
+ protected void data(ByteBuffer src, boolean endOfStream) throws IOException {
+ if (endOfStream) {
+ responseEnd = System.nanoTime();
+ return;
+ }
+
+ if (config.parseResults()) {
+ // if the buffer uses an array, use the array directly
+ if (src.hasArray()) {
+ hasher.update(src.array(), src.position() + src.arrayOffset(), src.remaining());
+ responseBodybbaos.write(src.array(), src.position() + src.arrayOffset(), src.remaining());
+ } else { // otherwise, copy the buffer to an array
+ int readCount;
+ while (src.hasRemaining()) {
+ readCount = Math.min(BUFFER_SIZE, src.remaining());
+ src.get(buffer, 0, readCount);
+ hasher.update(buffer, 0, readCount);
+ responseBodybbaos.write(buffer, 0, readCount);
+ }
+ }
+ } else {
+ responseSize += src.remaining();
+ }
+ }
+
+ /**
+ * Triggered to signal the beginning of response processing.
+ *
+ * @param response the response message head
+ * @param contentType the content type of the response body,
+ * or {@code null} if the response does not enclose a response entity.
+ */
+ @Override
+ protected void start(HttpResponse response, ContentType contentType) {
+ this.response = response;
+ }
+
+ /**
+ * Triggered to generate an object that represents a result of response message processing.
+ *
+ * @return the result of response message processing
+ */
+ @Override
+ protected HttpExecutionResult buildResult() {
+ // if the responseEnd hasn't been set yet, set it to the current time
+ if (responseEnd == 0)
+ responseEnd = System.nanoTime();
+
+ // duration of the execution
+ final var duration = Duration.ofNanos(responseEnd - requestStart);
+
+ // check for http error
+ if (response.getCode() / 100 != 2) {
+ return createFailedResultDuringResponse(queryIndex, response, timeStamp, duration, null);
+ }
+
+ // check content length
+ final var contentLengthHeader = response.getFirstHeader("Content-Length");
+ Long contentLength = contentLengthHeader != null ? Long.parseLong(contentLengthHeader.getValue()) : null;
+ if (contentLength != null) {
+ if ((!config.parseResults() && responseSize != contentLength) // if parseResults is false, the responseSize will be used
+ || (config.parseResults() && responseBodybbaos.size() != contentLength)) { // if parseResults is true, the size of the bbaos will be used
+ return createFailedResultDuringResponse(queryIndex, response, timeStamp, duration, new HttpException("Content-Length header value doesn't match actual content length."));
+ }
}
- } catch (InterruptedException ignored) {
- LOGGER.warn("{}\t:: Http client never shutdown. Continuing with the creation of a new http client.", this);
+
+ // check timeout
+ if (duration.compareTo(timeout) > 0) {
+ return createFailedResultDuringResponse(queryIndex, response, timeStamp, duration, new TimeoutException());
+ }
+
+ // return successful result
+ return new HttpExecutionResult(
+ queryIndex,
+ Optional.of(response),
+ timeStamp,
+ Duration.ofNanos(responseEnd - requestStart),
+ Optional.of(responseBodybbaos),
+ OptionalLong.of(config.parseResults() ? responseBodybbaos.size() : responseSize),
+ OptionalLong.of(config.parseResults() ? hasher.getValue() : 0),
+ Optional.empty()
+ );
}
- this.httpClient = buildHttpClient();
+ }, null); // the callback is used to handle the end state of the request, but it's not needed here
+
+ try {
+ // Wait for the request to finish, but don't wait longer than the timeout.
+ // The timeout from the configuration is used instead of the timeout from the parameter.
+ // The timeout from the parameter might be reduced if the end of the time limit is near
+ // and it might be so small that it causes issues.
+ return future.get(config.timeout().toNanos(), TimeUnit.NANOSECONDS);
+ } catch (InterruptedException | ExecutionException | TimeoutException e) {
+ // This will close the connection and cancel the request if it's still running.
+ future.cancel(true);
+ return createFailedResultBeforeRequest(queryIndex, e);
}
+ }
- final Instant timeStamp = Instant.now();
- final var requestStart = System.nanoTime();
- BiFunction, Exception, HttpExecutionResult> createFailedResult = (response, e) -> new HttpExecutionResult(
- queryHandle.index(),
- Optional.ofNullable(response),
- timeStamp,
- Duration.ofNanos(System.nanoTime() - requestStart),
+ /**
+ * Creates a failed result for a query execution that failed before the request.
+ *
+ * @param queryIndex the index of the query
+ * @param e the exception that caused the error
+ * @return the failed result
+ */
+ private static HttpExecutionResult createFailedResultBeforeRequest(int queryIndex, Exception e) {
+ return new HttpExecutionResult(
+ queryIndex,
+ Optional.empty(),
+ Instant.now(),
+ Duration.ZERO,
Optional.empty(),
OptionalLong.empty(),
OptionalLong.empty(),
Optional.ofNullable(e)
);
-
- try {
- return httpClient.sendAsync(request, HttpResponse.BodyHandlers.ofInputStream())
- .thenApply(httpResponse -> {
- try (final var bodyStream = httpResponse.body()) {
- if (httpResponse.statusCode() / 100 == 2) { // Request was successful
- OptionalLong contentLength = httpResponse.headers().firstValueAsLong("Content-Length");
- try (var hasher = hasherFactory.newStreamingHash64(0)) {
- int readBytes;
- while ((readBytes = bodyStream.readNBytes(this.buffer, 0, this.buffer.length)) != 0) {
- if (Duration.between(Instant.now(), timeStamp.plus(timeout)).isNegative()) {
- return createFailedResult.apply(httpResponse, new TimeoutException());
- }
- hasher.update(this.buffer, 0, readBytes);
- this.responseBodybbaos.write(this.buffer, 0, readBytes);
- }
-
- if (contentLength.isPresent() &&
- (this.responseBodybbaos.size() < contentLength.getAsLong() ||
- this.responseBodybbaos.size() > contentLength.getAsLong())) {
- return createFailedResult.apply(httpResponse, new ProtocolException("Content-Length header value doesn't match actual content length."));
- }
-
- return new HttpExecutionResult(
- queryHandle.index(),
- Optional.of(httpResponse),
- timeStamp,
- Duration.ofNanos(System.nanoTime() - requestStart),
- Optional.of(this.responseBodybbaos),
- OptionalLong.of(this.responseBodybbaos.size()),
- OptionalLong.of(hasher.getValue()),
- Optional.empty()
- );
- }
- } else {
- return createFailedResult.apply(httpResponse, null);
- }
- } catch (IOException ex) {
- return createFailedResult.apply(httpResponse, ex);
- }
- }).get(timeout.toNanos(), TimeUnit.NANOSECONDS);
- } catch (CompletionException | InterruptedException | ExecutionException | TimeoutException e) {
- return createFailedResult.apply(null, e);
- }
}
- private HttpClient buildHttpClient() {
- return HttpClient.newBuilder()
- .version(HttpClient.Version.HTTP_1_1)
- .executor(Executors.newFixedThreadPool(1))
- .followRedirects(HttpClient.Redirect.ALWAYS)
- .connectTimeout(config().timeout())
- .build();
+ /**
+ * Creates a failed result for a query execution that failed during the response.
+ *
+ * @param queryIndex the index of the query
+ * @param response the response of the query
+ * @param timestamp the start time of the query
+ * @param duration the duration of the query until error
+ * @param e the exception that caused the error, can be null
+ * @return the failed result
+ */
+ private static HttpExecutionResult createFailedResultDuringResponse(
+ int queryIndex,
+ HttpResponse response,
+ Instant timestamp,
+ Duration duration,
+ Exception e) {
+ return new HttpExecutionResult(
+ queryIndex,
+ Optional.ofNullable(response),
+ timestamp,
+ duration,
+ Optional.empty(),
+ OptionalLong.empty(),
+ OptionalLong.empty(),
+ Optional.ofNullable(e)
+ );
}
private void logExecution(ExecutionStats execution) {
diff --git a/src/main/resources/log4j2.yml b/src/main/resources/log4j2.yml
index f7d5b1ffc..0b5f391be 100644
--- a/src/main/resources/log4j2.yml
+++ b/src/main/resources/log4j2.yml
@@ -12,7 +12,7 @@ Configuration:
name: STDOUT
target: SYSTEM_OUT
PatternLayout:
- Pattern: "%highlight{%d [%t] %p [%c] - <%m>%n}{FATAL=red blink, ERROR=red, WARN=yellow bold, INFO=green, DEBUG=green bold, TRACE=blue}"
+ Pattern: "%highlight{%d [%t] \t %-5p [%c{1}] - <%m>%n}{FATAL=red blink, ERROR=red, WARN=yellow bold, INFO=green, DEBUG=green bold, TRACE=blue}"
disableAnsi: false
File:
name: File
@@ -32,7 +32,7 @@ Configuration:
- ref: STDOUT
- ref: File
- name: org.reflections.Reflections
- level: info
+ level: error
additivity: true
AppenderRef:
- ref: STDOUT
diff --git a/src/test/java/org/aksw/iguana/cc/query/handler/QueryHandlerTest.java b/src/test/java/org/aksw/iguana/cc/query/handler/QueryHandlerTest.java
index 4235c1df2..152fe2c7b 100644
--- a/src/test/java/org/aksw/iguana/cc/query/handler/QueryHandlerTest.java
+++ b/src/test/java/org/aksw/iguana/cc/query/handler/QueryHandlerTest.java
@@ -88,7 +88,7 @@ public void testDeserialization(String json, Class sourceType) thro
final var mapper = new ObjectMapper();
QueryHandler queryHandler = assertDoesNotThrow(() -> mapper.readValue(json, QueryHandler.class));
final var selector = queryHandler.getQuerySelectorInstance();
- assertTrue(selector instanceof LinearQuerySelector);
+ assertInstanceOf(LinearQuerySelector.class, selector);
assertEquals(queries.size(), queryHandler.getQueryCount());
assertNotEquals(0, queryHandler.hashCode());
for (int i = 0; i < queryHandler.getQueryCount(); i++) {
@@ -114,7 +114,7 @@ public void testQueryStreamWrapper(String json, Class sourceType) t
for (int i = 0; i < queryHandler.getQueryCount(); i++) {
final var wrapper = queryHandler.getNextQueryStream(selector);
assertEquals(i, selector.getCurrentIndex());
- final var acutalQuery = new String(wrapper.queryInputStream().readAllBytes(), StandardCharsets.UTF_8);
+ final var acutalQuery = new String(wrapper.queryInputStreamSupplier().get().readAllBytes(), StandardCharsets.UTF_8);
if (FolderQuerySource.class.isAssignableFrom(sourceType))
assertEquals(folderQueries.get(i).content(), acutalQuery);
else
@@ -129,7 +129,7 @@ public void testQueryStringWrapper(String json, Class sourceType) t
final var mapper = new ObjectMapper();
QueryHandler queryHandler = assertDoesNotThrow(() -> mapper.readValue(json, QueryHandler.class));
final var selector = queryHandler.getQuerySelectorInstance();
- assertTrue(selector instanceof LinearQuerySelector);
+ assertInstanceOf(LinearQuerySelector.class, selector);
assertEquals(queries.size(), queryHandler.getQueryCount());
assertNotEquals(0, queryHandler.hashCode());
for (int i = 0; i < queryHandler.getQueryCount(); i++) {
@@ -149,7 +149,7 @@ public void testQueryIDs(String json, Class sourceType) {
final var mapper = new ObjectMapper();
QueryHandler queryHandler = assertDoesNotThrow(() -> mapper.readValue(json, QueryHandler.class));
final var selector = queryHandler.getQuerySelectorInstance();
- assertTrue(selector instanceof LinearQuerySelector);
+ assertInstanceOf(LinearQuerySelector.class, selector);
assertEquals(queries.size(), queryHandler.getQueryCount());
assertNotEquals(0, queryHandler.hashCode());
final var allQueryIDs = queryHandler.getAllQueryIds();
@@ -174,7 +174,7 @@ public void testRandomQuerySelectorSeedConsistency() throws IOException {
for (int i = 0; i < 2; i++) {
QueryHandler queryHandler = mapper.readValue(json[i], QueryHandler.class);
final var selector = queryHandler.getQuerySelectorInstance();
- assertTrue(selector instanceof RandomQuerySelector);
+ assertInstanceOf(RandomQuerySelector.class, selector);
indices[i] = new ArrayList<>();
for (int j = 0; j < 100000; j++) {
indices[i].add(selector.getNextIndex());
diff --git a/src/test/java/org/aksw/iguana/cc/utils/FileUtilsTest.java b/src/test/java/org/aksw/iguana/cc/utils/FileUtilsTest.java
index f213d73e0..b18d52704 100644
--- a/src/test/java/org/aksw/iguana/cc/utils/FileUtilsTest.java
+++ b/src/test/java/org/aksw/iguana/cc/utils/FileUtilsTest.java
@@ -1,5 +1,6 @@
package org.aksw.iguana.cc.utils;
+import org.aksw.iguana.cc.utils.files.FileUtils;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.MethodSource;
diff --git a/src/test/java/org/aksw/iguana/cc/utils/IndexedQueryReaderTest.java b/src/test/java/org/aksw/iguana/cc/utils/IndexedQueryReaderTest.java
index b279c8153..2bafe0ddf 100644
--- a/src/test/java/org/aksw/iguana/cc/utils/IndexedQueryReaderTest.java
+++ b/src/test/java/org/aksw/iguana/cc/utils/IndexedQueryReaderTest.java
@@ -1,5 +1,6 @@
package org.aksw.iguana.cc.utils;
+import org.aksw.iguana.cc.utils.files.IndexedQueryReader;
import org.junit.jupiter.api.AfterAll;
import org.junit.jupiter.api.BeforeAll;
import org.junit.jupiter.params.ParameterizedTest;
diff --git a/src/test/java/org/aksw/iguana/cc/worker/impl/RequestFactoryTest.java b/src/test/java/org/aksw/iguana/cc/worker/impl/RequestFactoryTest.java
deleted file mode 100644
index ef1c09d9f..000000000
--- a/src/test/java/org/aksw/iguana/cc/worker/impl/RequestFactoryTest.java
+++ /dev/null
@@ -1,110 +0,0 @@
-package org.aksw.iguana.cc.worker.impl;
-
-import org.aksw.iguana.cc.mockup.MockupConnection;
-import org.junit.jupiter.params.ParameterizedTest;
-import org.junit.jupiter.params.provider.EnumSource;
-
-import java.io.ByteArrayInputStream;
-import java.io.IOException;
-import java.net.URISyntaxException;
-import java.net.URLEncoder;
-import java.net.http.HttpResponse;
-import java.nio.ByteBuffer;
-import java.nio.charset.StandardCharsets;
-import java.time.Duration;
-import java.time.temporal.ChronoUnit;
-import java.util.List;
-import java.util.concurrent.Flow;
-
-import static org.junit.jupiter.api.Assertions.assertEquals;
-import static org.junit.jupiter.api.Assertions.assertTrue;
-
-public class RequestFactoryTest {
- static final class StringSubscriber implements Flow.Subscriber {
- final HttpResponse.BodySubscriber wrapped;
- StringSubscriber(HttpResponse.BodySubscriber wrapped) {
- this.wrapped = wrapped;
- }
- @Override
- public void onSubscribe(Flow.Subscription subscription) {
- wrapped.onSubscribe(subscription);
- }
- @Override
- public void onNext(ByteBuffer item) { wrapped.onNext(List.of(item)); }
- @Override
- public void onError(Throwable throwable) { wrapped.onError(throwable); }
- @Override
- public void onComplete() { wrapped.onComplete(); }
- }
-
-
- @ParameterizedTest
- @EnumSource(SPARQLProtocolWorker.RequestFactory.RequestType.class)
- public void test(SPARQLProtocolWorker.RequestFactory.RequestType type) throws URISyntaxException, IOException {
- final var content = "SELECT * WHERE { ?s ?p ?o }";
- final var connection = MockupConnection.createConnectionConfig("test-conn", "", "http://localhost:8080/sparql");
- final var duration = Duration.of(2, ChronoUnit.SECONDS);
- final var stream = new ByteArrayInputStream(content.getBytes());
- final var requestHeader = "application/sparql-results+json";
-
- final var requestFactory = new SPARQLProtocolWorker.RequestFactory(type);
- final var request = requestFactory.buildHttpRequest(
- stream,
- duration,
- connection,
- requestHeader
- );
-
- switch (type) {
- case GET_QUERY -> assertEquals(connection.endpoint() + "?query=" + URLEncoder.encode(content, StandardCharsets.UTF_8), request.uri().toString());
- case POST_QUERY -> {
- assertEquals("application/sparql-query", request.headers().firstValue("Content-Type").get());
- assertEquals("http://localhost:8080/sparql", request.uri().toString());
- assertTrue(request.bodyPublisher().isPresent());
- String body = request.bodyPublisher().map(p -> {
- var bodySubscriber = HttpResponse.BodySubscribers.ofString(StandardCharsets.UTF_8);
- var flowSubscriber = new StringSubscriber(bodySubscriber);
- p.subscribe(flowSubscriber);
- return bodySubscriber.getBody().toCompletableFuture().join();
- }).get();
- assertEquals(content, body);
- }
- case POST_UPDATE -> {
- assertEquals("application/sparql-update", request.headers().firstValue("Content-Type").get());
- assertEquals("http://localhost:8080/sparql", request.uri().toString());
- assertTrue(request.bodyPublisher().isPresent());
- String body = request.bodyPublisher().map(p -> {
- var bodySubscriber = HttpResponse.BodySubscribers.ofString(StandardCharsets.UTF_8);
- var flowSubscriber = new StringSubscriber(bodySubscriber);
- p.subscribe(flowSubscriber);
- return bodySubscriber.getBody().toCompletableFuture().join();
- }).get();
- assertEquals(content, body);
- }
- case POST_URL_ENC_QUERY -> {
- assertEquals("application/x-www-form-urlencoded", request.headers().firstValue("Content-Type").get());
- assertEquals("http://localhost:8080/sparql", request.uri().toString());
- assertTrue(request.bodyPublisher().isPresent());
- String body = request.bodyPublisher().map(p -> {
- var bodySubscriber = HttpResponse.BodySubscribers.ofString(StandardCharsets.UTF_8);
- var flowSubscriber = new StringSubscriber(bodySubscriber);
- p.subscribe(flowSubscriber);
- return bodySubscriber.getBody().toCompletableFuture().join();
- }).get();
- assertEquals("query=" + URLEncoder.encode(content, StandardCharsets.UTF_8), body);
- }
- case POST_URL_ENC_UPDATE -> {
- assertEquals("application/x-www-form-urlencoded", request.headers().firstValue("Content-Type").get());
- assertEquals("http://localhost:8080/sparql", request.uri().toString());
- assertTrue(request.bodyPublisher().isPresent());
- String body = request.bodyPublisher().map(p -> {
- var bodySubscriber = HttpResponse.BodySubscribers.ofString(StandardCharsets.UTF_8);
- var flowSubscriber = new StringSubscriber(bodySubscriber);
- p.subscribe(flowSubscriber);
- return bodySubscriber.getBody().toCompletableFuture().join();
- }).get();
- assertEquals("update=" + URLEncoder.encode(content, StandardCharsets.UTF_8), body);
- }
- }
- }
-}
diff --git a/src/test/java/org/aksw/iguana/cc/worker/impl/SPARQLProtocolWorkerTest.java b/src/test/java/org/aksw/iguana/cc/worker/impl/SPARQLProtocolWorkerTest.java
index 6b8e29e92..4df92a929 100644
--- a/src/test/java/org/aksw/iguana/cc/worker/impl/SPARQLProtocolWorkerTest.java
+++ b/src/test/java/org/aksw/iguana/cc/worker/impl/SPARQLProtocolWorkerTest.java
@@ -1,6 +1,7 @@
package org.aksw.iguana.cc.worker.impl;
-import com.github.tomakehurst.wiremock.common.Slf4jNotifier;
+import com.github.tomakehurst.wiremock.client.MappingBuilder;
+import com.github.tomakehurst.wiremock.common.ConsoleNotifier;
import com.github.tomakehurst.wiremock.core.Options;
import com.github.tomakehurst.wiremock.core.WireMockConfiguration;
import com.github.tomakehurst.wiremock.http.Fault;
@@ -8,6 +9,7 @@
import org.aksw.iguana.cc.config.elements.ConnectionConfig;
import org.aksw.iguana.cc.config.elements.DatasetConfig;
import org.aksw.iguana.cc.query.handler.QueryHandler;
+import org.aksw.iguana.cc.utils.http.RequestFactory;
import org.aksw.iguana.cc.worker.HttpWorker;
import org.aksw.iguana.cc.worker.ResponseBodyProcessor;
import org.junit.jupiter.api.*;
@@ -16,6 +18,8 @@
import org.junit.jupiter.params.provider.Arguments;
import org.junit.jupiter.params.provider.EnumSource;
import org.junit.jupiter.params.provider.MethodSource;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
import java.io.IOException;
import java.net.URI;
@@ -29,6 +33,8 @@
import java.util.ArrayDeque;
import java.util.ArrayList;
import java.util.List;
+import java.util.function.BiFunction;
+import java.util.function.Function;
import java.util.stream.Stream;
import static com.github.tomakehurst.wiremock.client.WireMock.*;
@@ -38,7 +44,7 @@ public class SPARQLProtocolWorkerTest {
@RegisterExtension
public static WireMockExtension wm = WireMockExtension.newInstance()
- .options(new WireMockConfiguration().useChunkedTransferEncoding(Options.ChunkedEncodingPolicy.NEVER).dynamicPort().notifier(new Slf4jNotifier(true)))
+ .options(new WireMockConfiguration().useChunkedTransferEncoding(Options.ChunkedEncodingPolicy.NEVER).dynamicPort().notifier(new ConsoleNotifier(false)))
.failOnUnmatchedRequests(true)
.build();
@@ -46,10 +52,13 @@ public class SPARQLProtocolWorkerTest {
private final static int QUERY_MIXES = 1;
private static Path queryFile;
+ private static final Logger LOGGER = LoggerFactory.getLogger(SPARQLProtocolWorker.class);
+
@BeforeAll
public static void setup() throws IOException {
queryFile = Files.createTempFile("iguana-test-queries", ".tmp");
Files.writeString(queryFile, QUERY, StandardCharsets.UTF_8);
+ SPARQLProtocolWorker.initHttpClient(1);
}
@BeforeEach
@@ -60,30 +69,39 @@ public void reset() {
@AfterAll
public static void cleanup() throws IOException {
Files.deleteIfExists(queryFile);
+ SPARQLProtocolWorker.closeHttpClient();
}
- public static Stream> requestFactoryData() throws IOException, URISyntaxException {
+ public static Stream requestFactoryData() throws URISyntaxException {
final var uri = new URI("http://localhost:" + wm.getPort() + "/ds/query");
final var processor = new ResponseBodyProcessor("application/sparql-results+json");
final var format = QueryHandler.Config.Format.SEPARATOR;
- final var queryHandlder = new QueryHandler(new QueryHandler.Config(queryFile.toAbsolutePath().toString(), format, null, true, QueryHandler.Config.Order.LINEAR, 0L, QueryHandler.Config.Language.SPARQL));
+ Function queryHandlderSupplier = (cached) -> {
+ try {
+ return new QueryHandler(new QueryHandler.Config(queryFile.toAbsolutePath().toString(), format, null, cached, QueryHandler.Config.Order.LINEAR, 0L, QueryHandler.Config.Language.SPARQL));
+ } catch (IOException e) {
+ throw new RuntimeException(e);
+ }
+ };
final var datasetConfig = new DatasetConfig("TestDS", null);
final var connection = new ConnectionConfig("TestConn", "1", datasetConfig, uri, new ConnectionConfig.Authentication("testUser", "password"), null, null);
- final var workers = new ArrayDeque>();
+ final var workers = new ArrayDeque();
int i = 0;
- for (var requestType : SPARQLProtocolWorker.RequestFactory.RequestType.values()) {
- final var config = new SPARQLProtocolWorker.Config(
- 1,
- queryHandlder,
- new HttpWorker.QueryMixes(QUERY_MIXES),
- connection,
- Duration.parse("PT100S"),
- "application/sparql-results+json",
- requestType,
- false
- );
- workers.add(Named.of(config.requestType().name(), new SPARQLProtocolWorker(i++, processor, config)));
+ for (var requestType : RequestFactory.RequestType.values()) {
+ for (var cached : List.of(true, false)) {
+ final var config = new SPARQLProtocolWorker.Config(
+ 1,
+ queryHandlderSupplier.apply(cached),
+ new HttpWorker.QueryMixes(QUERY_MIXES),
+ connection,
+ Duration.parse("PT100S"),
+ "application/sparql-results+json",
+ requestType,
+ true
+ );
+ workers.add(Arguments.of(Named.of(requestType.name(), new SPARQLProtocolWorker(i++, processor, config)), Named.of(String.valueOf(cached), cached)));
+ }
}
return workers.stream();
}
@@ -104,42 +122,62 @@ public static List completionTargets() {
return out;
}
- @ParameterizedTest(name = "[{index}] requestType = {0}")
+ @ParameterizedTest(name = "[{index}] requestType = {0}, cached = {1}")
@MethodSource("requestFactoryData")
@DisplayName("Test Request Factory")
- public void testRequestFactory(SPARQLProtocolWorker worker) {
+ public void testRequestFactory(SPARQLProtocolWorker worker, boolean cached) {
+ BiFunction encoding = (builder, size) -> {
+ if (!cached) {
+ return builder.withHeader("Transfer-Encoding", equalTo("chunked"));
+ } else {
+ return builder.withHeader("Content-Length", equalTo(String.valueOf(size)));
+ }
+ };
+
+ MappingBuilder temp;
switch (worker.config().requestType()) {
- case GET_QUERY -> wm.stubFor(get(urlPathEqualTo("/ds/query"))
+ case GET_QUERY ->
+ wm.stubFor(get(urlPathEqualTo("/ds/query"))
.withQueryParam("query", equalTo(QUERY))
.withBasicAuth("testUser", "password")
.willReturn(aResponse().withStatus(200).withBody("Non-Empty-Body")));
case POST_QUERY -> {
- wm.stubFor(post(urlPathEqualTo("/ds/query"))
+ temp = post(urlPathEqualTo("/ds/query"))
.withHeader("Content-Type", equalTo("application/sparql-query"))
- .withHeader("Transfer-Encoding", equalTo("chunked"))
.withBasicAuth("testUser", "password")
.withRequestBody(equalTo(QUERY))
- .willReturn(aResponse().withStatus(200).withBody("Non-Empty-Body")));
+ .willReturn(aResponse().withStatus(200).withBody("Non-Empty-Body"));
+ encoding.apply(temp, QUERY.length());
+ wm.stubFor(temp);
}
case POST_UPDATE -> {
- wm.stubFor(post(urlPathEqualTo("/ds/query"))
+ temp = post(urlPathEqualTo("/ds/query"))
.withHeader("Content-Type", equalTo("application/sparql-update"))
- .withHeader("Transfer-Encoding", equalTo("chunked"))
.withBasicAuth("testUser", "password")
.withRequestBody(equalTo(QUERY))
- .willReturn(aResponse().withStatus(200).withBody("Non-Empty-Body")));
+ .willReturn(aResponse().withStatus(200).withBody("Non-Empty-Body"));
+ encoding.apply(temp, QUERY.length());
+ wm.stubFor(temp);
}
- case POST_URL_ENC_QUERY -> wm.stubFor(post(urlPathEqualTo("/ds/query"))
- .withHeader("Content-Type", equalTo("application/x-www-form-urlencoded"))
- .withBasicAuth("testUser", "password")
- .withRequestBody(equalTo("query=" + URLEncoder.encode(QUERY, StandardCharsets.UTF_8)))
- .willReturn(aResponse().withStatus(200).withBody("Non-Empty-Body")));
- case POST_URL_ENC_UPDATE -> wm.stubFor(post(urlPathEqualTo("/ds/query"))
- .withHeader("Content-Type", equalTo("application/x-www-form-urlencoded"))
- .withBasicAuth("testUser", "password")
- .withRequestBody(equalTo("update=" + URLEncoder.encode(QUERY, StandardCharsets.UTF_8)))
- .willReturn(aResponse().withStatus(200).withBody("Non-Empty-Body")));
+ case POST_URL_ENC_QUERY -> {
+ temp = post(urlPathEqualTo("/ds/query"))
+ .withHeader("Content-Type", equalTo("application/x-www-form-urlencoded"))
+ .withBasicAuth("testUser", "password")
+ .withRequestBody(equalTo("query=" + URLEncoder.encode(QUERY, StandardCharsets.UTF_8)))
+ .willReturn(aResponse().withStatus(200).withBody("Non-Empty-Body"));
+ encoding.apply(temp, 43);
+ wm.stubFor(temp);
+ }
+ case POST_URL_ENC_UPDATE -> {
+ temp = post(urlPathEqualTo("/ds/query"))
+ .withHeader("Content-Type", equalTo("application/x-www-form-urlencoded"))
+ .withBasicAuth("testUser", "password")
+ .withRequestBody(equalTo("update=" + URLEncoder.encode(QUERY, StandardCharsets.UTF_8)))
+ .willReturn(aResponse().withStatus(200).withBody("Non-Empty-Body"));
+ encoding.apply(temp, 44);
+ wm.stubFor(temp);
+ }
}
final HttpWorker.Result result = worker.start().join();
@@ -156,7 +194,7 @@ public void testRequestFactory(SPARQLProtocolWorker worker) {
@ParameterizedTest(name = "[{index}] fault = {0}")
@EnumSource(Fault.class)
public void testMalformedResponseProcessing(Fault fault) throws IOException, URISyntaxException {
- SPARQLProtocolWorker worker = (SPARQLProtocolWorker) requestFactoryData().toList().get(0).getPayload();
+ SPARQLProtocolWorker worker = (SPARQLProtocolWorker) ((Named)requestFactoryData().toList().get(0).get()[0]).getPayload();
wm.stubFor(get(urlPathEqualTo("/ds/query"))
.willReturn(aResponse().withFault(fault)));
final HttpWorker.Result result = worker.start().join();
@@ -166,7 +204,7 @@ public void testMalformedResponseProcessing(Fault fault) throws IOException, URI
@Test
public void testBadHttpCodeResponse() throws IOException, URISyntaxException {
- SPARQLProtocolWorker worker = (SPARQLProtocolWorker) requestFactoryData().toList().get(0).getPayload();
+ SPARQLProtocolWorker worker = (SPARQLProtocolWorker) ((Named)requestFactoryData().toList().get(0).get()[0]).getPayload();
wm.stubFor(get(urlPathEqualTo("/ds/query"))
.willReturn(aResponse().withStatus(404)));
final HttpWorker.Result result = worker.start().join();
@@ -179,31 +217,32 @@ public void testBadHttpCodeResponse() throws IOException, URISyntaxException {
public void testCompletionTargets(HttpWorker.CompletionTarget target) throws URISyntaxException, IOException {
final var uri = new URI("http://localhost:" + wm.getPort() + "/ds/query");
final var processor = new ResponseBodyProcessor("application/sparql-results+json");
- final var queryHandlder = new QueryHandler(new QueryHandler.Config(queryFile.toAbsolutePath().toString(), QueryHandler.Config.Format.SEPARATOR, null, true, QueryHandler.Config.Order.LINEAR, 0L, QueryHandler.Config.Language.SPARQL));
+ final var queryHandler = new QueryHandler(new QueryHandler.Config(queryFile.toAbsolutePath().toString(), QueryHandler.Config.Format.SEPARATOR, null, true, QueryHandler.Config.Order.LINEAR, 0L, QueryHandler.Config.Language.SPARQL));
final var datasetConfig = new DatasetConfig("TestDS", null);
final var connection = new ConnectionConfig("TestConn", "1", datasetConfig, uri, new ConnectionConfig.Authentication("testUser", "password"), null, null);
final var config = new SPARQLProtocolWorker.Config(
1,
- queryHandlder,
+ queryHandler,
target,
connection,
Duration.parse("PT20S"),
"application/sparql-results+json",
- SPARQLProtocolWorker.RequestFactory.RequestType.POST_URL_ENC_QUERY,
+ RequestFactory.RequestType.POST_URL_ENC_QUERY,
false
);
SPARQLProtocolWorker worker = new SPARQLProtocolWorker(0, processor, config);
wm.stubFor(post(urlPathEqualTo("/ds/query"))
.withHeader("Content-Type", equalTo("application/x-www-form-urlencoded"))
- .withBasicAuth("testUser", "password")
+ // .withBasicAuth("testUser", "password")
.withRequestBody(equalTo("query=" + URLEncoder.encode(QUERY, StandardCharsets.UTF_8)))
.willReturn(aResponse().withStatus(200).withBody("Non-Empty-Body")));
final HttpWorker.Result result = worker.start().join();
for (var stat : result.executionStats()) {
+ stat.error().ifPresent(ex -> LOGGER.error(ex.getMessage(), ex));
assertTrue(stat.successful());
assertTrue(stat.error().isEmpty());
assertEquals(200, stat.httpStatusCode().orElseThrow());
@@ -239,7 +278,7 @@ public void testTimeLimitExecutionCutoff() throws URISyntaxException, IOExceptio
connection,
Duration.parse("PT20S"),
"application/sparql-results+json",
- SPARQLProtocolWorker.RequestFactory.RequestType.POST_URL_ENC_QUERY,
+ RequestFactory.RequestType.POST_URL_ENC_QUERY,
false
);