Added a mechanism to insert a delay between single calls to an annota…

…tor.

src/main/java/org/aksw/gerbil/annotator/AnnotatorConfiguration.java

@@ -23,13 +23,22 @@
 public interface AnnotatorConfiguration extends AdapterConfiguration {
 
     /**
-     * Returns the annotator or null if the annotator can't be used for the
-     * given {@link ExperimentType}.
+     * Returns the annotator or null if the annotator can't be used for the given
+     * {@link ExperimentType}.
      * 
      * @param type
      * @return
-     * @throws GerbilException
-     *             if an error occurs while loading the annotator
+     * @throws GerbilException if an error occurs while loading the annotator
      */
     public Annotator getAnnotator(ExperimentType type) throws GerbilException;
+
+    /**
+     * Returns the delay that should be inserted between two consecutive calls to an
+     * annotator.
+     * 
+     * @return the delay that should be inserted between two consecutive calls
+     */
+    public default long getDelay() {
+        return 0;
+    }
 }

src/main/java/org/aksw/gerbil/annotator/AnnotatorConfigurationImpl.java

@@ -28,13 +28,14 @@
  * Contains all information needed to load an annotator for a specific
  * experiment type.
  * 
- * @author Michael Röder (roeder@informatik.uni-leipzig.de)
+ * @author Michael Röder (michael.roeder@uni-paderborn.de)
  *
  */
 public class AnnotatorConfigurationImpl extends AbstractAdapterConfiguration implements AnnotatorConfiguration {
 
     protected Constructor<? extends Annotator> constructor;
     protected Object constructorArgs[];
+    protected long delay = 0;
 
     public AnnotatorConfigurationImpl(String annotatorName, boolean couldBeCached,
             Constructor<? extends Annotator> constructor, Object constructorArgs[],
@@ -64,6 +65,20 @@ protected Annotator loadAnnotator() throws Exception {
         return instance;
     }
 
+    /**
+     * @return the delay
+     */
+    public long getDelay() {
+        return delay;
+    }
+
+    /**
+     * @param delay the delay to set
+     */
+    public void setDelay(long delay) {
+        this.delay = delay;
+    }
+
     @Override
     public String toString() {
         StringBuilder builder = new StringBuilder();