Merge pull request #801 from jamesrdf/issues/#764-additional-headers

Fix #764: Include additional headers in sesame session requests

Author: Jeen Broekstra

core/http/client/src/main/java/org/eclipse/rdf4j/http/client/RDF4JProtocolSession.java

@@ -19,6 +19,7 @@
 import java.nio.charset.Charset;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.Map;
 import java.util.Objects;
 import java.util.concurrent.ExecutorService;
 import java.util.regex.Matcher;
@@ -764,7 +765,11 @@ protected HttpUriRequest getQueryMethod(QueryLanguage ql, String query, String b
 			builder.setEntity(new UrlEncodedFormEntity(getQueryMethodParameters(ql, query, baseURI, dataset,
 					includeInferred, maxQueryTime, bindings), UTF8));
 		}
-
+		// functionality to provide custom http headers as required by the
+		// applications
+		for (Map.Entry<String, String> additionalHeader : getAdditionalHttpHeaders().entrySet()) {
+			builder.addHeader(additionalHeader.getKey(), additionalHeader.getValue());
+		}
 		return builder.build();
 	}
 
@@ -793,7 +798,11 @@ protected HttpUriRequest getUpdateMethod(QueryLanguage ql, String update, String
 			builder.setEntity(new UrlEncodedFormEntity(getUpdateMethodParameters(ql, update, baseURI, dataset,
 					includeInferred, maxExecutionTime, bindings), UTF8));
 		}
-
+		// functionality to provide custom http headers as required by the
+		// applications
+		for (Map.Entry<String, String> additionalHeader : getAdditionalHttpHeaders().entrySet()) {
+			builder.addHeader(additionalHeader.getKey(), additionalHeader.getValue());
+		}
 		return builder.build();
 	}