Enabled the SPARQL CSV output format

Author: joshsh

sesamize/src/main/java/net/fortytwo/sesametools/sesamize/Sesamize.java

@@ -64,9 +64,6 @@ private static void printVersion() {
     }
 
     public static void main(final String[] args) {
-        System.out.println("length: " + args.length);
-        for (String s : args) System.out.println("\t" + s);
-
         if (args.length < 1) {
             printUsageAndExit(1, "missing command");
         }

sesamize/src/main/java/net/fortytwo/sesametools/sesamize/SesamizeArgs.java

@@ -80,7 +80,7 @@ public String getOption(final String defaultValue,
     public SparqlResultFormat getSparqlResultFormat(final SparqlResultFormat defaultValue,
                                                     final String... alternatives) {
         String s = getOption(null, alternatives);
-        return null == s ? defaultValue : SparqlResultFormat.lookupByNickname(s);
+        return null == s ? defaultValue : SparqlResultFormat.lookupByNickname(s.toLowerCase());
     }
 
     public RDFFormat getRDFFormat(final RDFFormat defaultValue,

sesamize/src/main/java/net/fortytwo/sesametools/sesamize/SparqlResultFormat.java

@@ -6,8 +6,9 @@
 public enum SparqlResultFormat {
     // Note: the XML format is defined first, so that it is the default format.
     XML("application/sparql-results+xml", "xml"),
+    CSV("text/csv", "csv"),
     JSON("application/sparql-results+json", "json"),
-    TAB("text/tab-delimited-values", "tab"); // ~
+    TAB("text/tab-delimited-values", "tab", "tsv");
 
     private final String mediaType;
     private final String[] nicknames;

sesamize/src/main/java/net/fortytwo/sesametools/sesamize/commands/Select.java

@@ -11,6 +11,7 @@
 import org.eclipse.rdf4j.query.resultio.TupleQueryResultWriter;
 import org.eclipse.rdf4j.query.resultio.sparqljson.SPARQLResultsJSONWriter;
 import org.eclipse.rdf4j.query.resultio.sparqlxml.SPARQLResultsXMLWriter;
+import org.eclipse.rdf4j.query.resultio.text.csv.SPARQLResultsCSVWriter;
 import org.eclipse.rdf4j.query.resultio.text.tsv.SPARQLResultsTSVWriter;
 import org.eclipse.rdf4j.repository.Repository;
 import org.eclipse.rdf4j.repository.RepositoryConnection;
@@ -46,7 +47,6 @@ public Select() {
 
     @Override
     public void execute(SesamizeArgs args) throws Exception {
-        System.out.println("select...");
         File inputFile = new File(args.nonOptions.get(1));
 
         RDFFormat inputFormat = args.getRDFFormat(inputFile, RDFFormat.RDFXML, "i", "inputFormat");
@@ -58,7 +58,6 @@ public void execute(SesamizeArgs args) throws Exception {
 
             executeSparqlSelectQuery(query, inputFile, System.out, inputFormat, outputFormat, getBaseURI(args));
         }
-        System.out.println("...done");
     }
 
     private void executeSparqlSelectQuery(final String query,
@@ -70,6 +69,9 @@ private void executeSparqlSelectQuery(final String query,
         TupleQueryResultWriter w;
 
         switch (outFormat) {
+            case CSV:
+                w = new SPARQLResultsCSVWriter(out);
+                break;
             case JSON:
                 w = new SPARQLResultsJSONWriter(out);
                 break;