Initial commit

.gitignore

@@ -0,0 +1,30 @@
+### IntelliJ IDEA ###
+.idea
+!.idea/
+.idea/*
+!.idea/runConfigurations/
+*.iws
+*.iml
+*.ipr
+*.log*
+target/
+
+### STS ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+build/
+
+### VS Code ###
+.vscode/

.mvn/wrapper/MavenWrapperDownloader.java

@@ -0,0 +1,117 @@
+/*
+ * Copyright 2007-present the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+import java.net.*;
+import java.io.*;
+import java.nio.channels.*;
+import java.util.Properties;
+
+public class MavenWrapperDownloader {
+
+    private static final String WRAPPER_VERSION = "0.5.5";
+    /**
+     * Default URL to download the maven-wrapper.jar from, if no 'downloadUrl' is provided.
+     */
+    private static final String DEFAULT_DOWNLOAD_URL = "https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/"
+        + WRAPPER_VERSION + "/maven-wrapper-" + WRAPPER_VERSION + ".jar";
+
+    /**
+     * Path to the maven-wrapper.properties file, which might contain a downloadUrl property to
+     * use instead of the default one.
+     */
+    private static final String MAVEN_WRAPPER_PROPERTIES_PATH =
+            ".mvn/wrapper/maven-wrapper.properties";
+
+    /**
+     * Path where the maven-wrapper.jar will be saved to.
+     */
+    private static final String MAVEN_WRAPPER_JAR_PATH =
+            ".mvn/wrapper/maven-wrapper.jar";
+
+    /**
+     * Name of the property which should be used to override the default download url for the wrapper.
+     */
+    private static final String PROPERTY_NAME_WRAPPER_URL = "wrapperUrl";
+
+    public static void main(String args[]) {
+        System.out.println("- Downloader started");
+        File baseDirectory = new File(args[0]);
+        System.out.println("- Using base directory: " + baseDirectory.getAbsolutePath());
+
+        // If the maven-wrapper.properties exists, read it and check if it contains a custom
+        // wrapperUrl parameter.
+        File mavenWrapperPropertyFile = new File(baseDirectory, MAVEN_WRAPPER_PROPERTIES_PATH);
+        String url = DEFAULT_DOWNLOAD_URL;
+        if(mavenWrapperPropertyFile.exists()) {
+            FileInputStream mavenWrapperPropertyFileInputStream = null;
+            try {
+                mavenWrapperPropertyFileInputStream = new FileInputStream(mavenWrapperPropertyFile);
+                Properties mavenWrapperProperties = new Properties();
+                mavenWrapperProperties.load(mavenWrapperPropertyFileInputStream);
+                url = mavenWrapperProperties.getProperty(PROPERTY_NAME_WRAPPER_URL, url);
+            } catch (IOException e) {
+                System.out.println("- ERROR loading '" + MAVEN_WRAPPER_PROPERTIES_PATH + "'");
+            } finally {
+                try {
+                    if(mavenWrapperPropertyFileInputStream != null) {
+                        mavenWrapperPropertyFileInputStream.close();
+                    }
+                } catch (IOException e) {
+                    // Ignore ...
+                }
+            }
+        }
+        System.out.println("- Downloading from: " + url);
+
+        File outputFile = new File(baseDirectory.getAbsolutePath(), MAVEN_WRAPPER_JAR_PATH);
+        if(!outputFile.getParentFile().exists()) {
+            if(!outputFile.getParentFile().mkdirs()) {
+                System.out.println(
+                        "- ERROR creating output directory '" + outputFile.getParentFile().getAbsolutePath() + "'");
+            }
+        }
+        System.out.println("- Downloading to: " + outputFile.getAbsolutePath());
+        try {
+            downloadFileFromURL(url, outputFile);
+            System.out.println("Done");
+            System.exit(0);
+        } catch (Throwable e) {
+            System.out.println("- Error downloading");
+            e.printStackTrace();
+            System.exit(1);
+        }
+    }
+
+    private static void downloadFileFromURL(String urlString, File destination) throws Exception {
+        if (System.getenv("MVNW_USERNAME") != null && System.getenv("MVNW_PASSWORD") != null) {
+            String username = System.getenv("MVNW_USERNAME");
+            char[] password = System.getenv("MVNW_PASSWORD").toCharArray();
+            Authenticator.setDefault(new Authenticator() {
+                @Override
+                protected PasswordAuthentication getPasswordAuthentication() {
+                    return new PasswordAuthentication(username, password);
+                }
+            });
+        }
+        URL website = new URL(urlString);
+        ReadableByteChannel rbc;
+        rbc = Channels.newChannel(website.openStream());
+        FileOutputStream fos = new FileOutputStream(destination);
+        fos.getChannel().transferFrom(rbc, 0, Long.MAX_VALUE);
+        fos.close();
+        rbc.close();
+    }
+
+}

.mvn/wrapper/maven-wrapper.properties

@@ -0,0 +1,2 @@
+distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.6.3/apache-maven-3.6.3-bin.zip
+wrapperUrl=https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/0.5.5/maven-wrapper-0.5.5.jar

.travis.yml

@@ -0,0 +1,50 @@
+notifications:
+  email: false
+git:
+  quiet: true
+  depth: false
+language: python
+python: 3.8
+node_js: lts/*
+jdk: openjdk11
+os: linux
+arch: amd64
+addons:
+  apt:
+    update: false
+    packages:
+      - jq
+      - curl
+install: true
+before_install:
+  - |
+    if [ ! -f ${HOME}/.local/daggerok/bash-functions/master/main.bash ] ; then
+      mkdir -p ${HOME}/.local/daggerok/bash-functions/master ;
+      curl -s https://raw.githubusercontent.com/daggerok/bash-functions/master/main.bash > ${HOME}/.local/daggerok/bash-functions/master/main.bash ;
+    fi
+    source ${HOME}/.local/daggerok/bash-functions/master/main.bash ;
+  - stop_any 80 5432 8080
+  #
+  - |
+    python -m pip install --upgrade pip setuptools pyopenssl
+    python -m pip install --upgrade httpie
+jobs:
+  include:
+    - stage: test
+      name: tests
+      before_script:
+        - cd $TRAVIS_BUILD_DIR && ./mvnw
+        - bash $TRAVIS_BUILD_DIR/server/target/*.jar &
+        - wait_for 8080
+      script:
+        - http :8080/ololo/trololo
+        - cd $TRAVIS_BUILD_DIR && ./mvnw -f client integration-test
+      after_script:
+        - stop_any 80
+cache:
+  npm: true
+  pip: true
+  packages: true
+  directories:
+    - ~/.m2
+    - ~/.local/daggerok

README.md

@@ -0,0 +1,17 @@
+# Java 11 embedded http client [![Build Status](https://travis-ci.org/daggerok/java-11-http-client.svg?branch=master)](https://travis-ci.org/daggerok/java-11-http-client)
+Using embedded HttpClient in Java 11
+
+```bash
+./mvnw spring-boot:run
+./mvnw -f clioent -P it
+```
+
+<!--
+## resources
+* [Official Apache Maven documentation](https://maven.apache.org/guides/index.html)
+* [Spring Boot Maven Plugin Reference Guide](https://docs.spring.io/spring-boot/docs/2.2.4.RELEASE/maven-plugin/)
+* [Spring Web](https://docs.spring.io/spring-boot/docs/2.2.4.RELEASE/reference/htmlsingle/#boot-features-developing-web-applications)
+* [Building a RESTful Web Service](https://spring.io/guides/gs/rest-service/)
+* [Serving Web Content with Spring MVC](https://spring.io/guides/gs/serving-web-content/)
+* [Building REST services with Spring](https://spring.io/guides/tutorials/bookmarks/)
+-->

client/pom.xml

@@ -0,0 +1,42 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+
+    <parent>
+        <artifactId>java-11-http-client</artifactId>
+        <groupId>org.example</groupId>
+        <version>1.0-SNAPSHOT</version>
+    </parent>
+
+    <modelVersion>4.0.0</modelVersion>
+    <artifactId>client</artifactId>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.apache.logging.log4j</groupId>
+            <artifactId>log4j-core</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.projectlombok</groupId>
+            <artifactId>lombok</artifactId>
+            <optional>true</optional>
+            <scope>provided</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.junit.jupiter</groupId>
+            <artifactId>junit-jupiter</artifactId>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-failsafe-plugin</artifactId>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>

client/src/test/java/com/example/server/ServerApplicationIT.java

@@ -0,0 +1,28 @@
+package com.example.server;
+
+import lombok.extern.log4j.Log4j2;
+import org.junit.jupiter.api.Test;
+
+import java.io.IOException;
+import java.net.URI;
+import java.net.http.HttpClient;
+import java.net.http.HttpRequest;
+import java.net.http.HttpResponse;
+
+@Log4j2
+class ServerApplicationIT {
+
+    @Test
+    void embedded_java11_http_client_tests() throws IOException, InterruptedException {
+        var client = HttpClient.newBuilder()
+                               .version(HttpClient.Version.HTTP_1_1)
+                               .build();
+        var request = HttpRequest.newBuilder()
+                                 .uri(URI.create("http://127.0.0.1:8080/ololo"))
+                                 .GET()
+                                 .build();
+        log.info("req: {}", request);
+        var response = client.send(request, HttpResponse.BodyHandlers.ofString());
+        log.info("resp: {}", response.body());
+    }
+}

client/src/test/resources/log4j2.xml

@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Configuration status="INFO">
+    <Properties>
+        <Property name="LOG_LEVEL_PATTERN">%5p</Property>
+        <Property name="LOG_EXCEPTION_CONVERSION_WORD">%xEx</Property>
+        <Property name="LOG_DATEFORMAT_PATTERN">yyyy-MM-dd HH:mm:ss.SSS</Property>
+        <Property name="LOG_PATTERN">%style{%d{${LOG_DATEFORMAT_PATTERN}}}{faint} %style{${LOG_LEVEL_PATTERN}} %style{%pid}{magenta} %style{---}{faint} %style{[%15.15t]}{faint} %style{%-40.40c{1.}}{cyan} %style{:}{faint} %m%n${sys:LOG_EXCEPTION_CONVERSION_WORD}</Property>
+    </Properties>
+    <Appenders>
+        <Console name="ConsoleAppender" target="SYSTEM_OUT" follow="true">
+            <PatternLayout pattern="${LOG_PATTERN}" />
+        </Console>
+    </Appenders>
+    <Loggers>
+        <logger name="org.jboss.weld" level="WARN" additivity="false">
+            <appender-ref ref="ConsoleAppender"/>
+        </logger>
+        <logger name="daggerok" level="ALL" additivity="false">
+            <appender-ref ref="ConsoleAppender"/>
+        </logger>
+        <Root level="INFO">
+            <AppenderRef ref="ConsoleAppender"/>
+        </Root>
+    </Loggers>
+</Configuration>