make use of new task execution endpoint parameter

Author: Thomas Gängler

src/main/java/de/tu_dortmund/ub/data/dswarm/DswarmBackendStatics.java

@@ -30,5 +30,6 @@ public final class DswarmBackendStatics {
 	public static final String DO_INGEST_ON_THE_FLY               = "do_ingest_on_the_fly";
 	public static final String DO_EXPORT_ON_THE_FLY               = "do_export_on_the_fly";
 	public static final String DO_VERSIONING_ON_RESULT_IDENTIFIER = "do_versioning_on_result";
+	public static final String UTILISE_EXISTING_INPUT_IDENTIFIER  = "utilise_existing_input_schema";
 	public static final String DO_DATA_MODEL_INGEST_IDENTIFIER    = "doIngest";
 }

src/main/java/de/tu_dortmund/ub/data/dswarm/Transform.java

@@ -161,6 +161,8 @@ private String executeTask(final String inputDataModelID, final Collection<Strin
 		jp.write(DswarmBackendStatics.PERSIST_IDENTIFIER, persist);
 		// default for now: true, i.e., no content will be returned
 		jp.write(DswarmBackendStatics.DO_NOT_RETURN_DATA_IDENTIFIER, true);
+		// default for now: true, i.e., if a schema is attached it will utilised (instead of being derived from the data resource)
+		jp.write(DswarmBackendStatics.UTILISE_EXISTING_INPUT_IDENTIFIER, true);
 
 		if (optionalDoIngestOnTheFly.isPresent()) {