Merge pull request #156 from weblyzard/feature/annotation-service

add: generic class allowing to connect to any AnnotationService

src/java/main/com/weblyzard/api/client/GenericAnnotatorClient.java

@@ -0,0 +1,37 @@
+package com.weblyzard.api.client;
+
+import javax.ws.rs.client.Entity;
+import javax.ws.rs.core.MediaType;
+import javax.ws.rs.core.Response;
+import com.weblyzard.api.model.document.Document;
+import com.weblyzard.api.service.AnnotationService;
+
+/**
+ * Provide access to Web services implementing the AnnotationService interface.
+ * 
+ * @see AnnotationService
+ * 
+ * @author Philipp Kuntschik
+ * @author Albert Weichselbraun
+ */
+public class GenericAnnotatorClient extends BasicClient implements AnnotationService {
+
+
+    private static final String ANNOTATE_DOCUMENT_SERVICE_URL = "/rest/annotate_document";
+
+    public GenericAnnotatorClient(WebserviceClientConfig c) {
+        super(c, "/annotator");
+    }
+
+    @Override
+    public Document annotateDocument(Document data) {
+
+        try (Response response = super.getTarget(ANNOTATE_DOCUMENT_SERVICE_URL)
+                .request(MediaType.APPLICATION_JSON_TYPE).post(Entity.json(data))) {
+
+            super.checkResponseStatus(response);
+            Document result = response.readEntity(Document.class);
+            return result;
+        }
+    }
+}