rename test and put Batch Id in Job interface

engine/src/main/java/org/camunda/bpm/engine/runtime/Job.java

@@ -119,4 +119,15 @@ public interface Job {
   /** The date/time when this job has been created */
   Date getCreateTime();
 
+  /**
+   * The ID of the batch associated with this job. <code>null</code> if no batch is associated with this job.
+   * The following jobs are associated with batches:
+   * <ul>
+   *   <li>Seed Jobs</li>
+   *   <li>Monitor Jobs</li>
+   *   <li>Batch Execution Jobs</li>
+   * </ul>
+   * @return The ID of the batch associated to the Job.
+   */
+  String getBatchId();
 }

engine/src/test/java/org/camunda/bpm/engine/test/history/BatchOperationJobIdTest.java → engine/src/test/java/org/camunda/bpm/engine/test/history/JobEntityAndJobLogBatchIdTest.java

@@ -51,7 +51,7 @@
 import org.junit.Test;
 import org.junit.rules.RuleChain;
 
-public class BatchOperationJobIdTest {
+public class JobEntityAndJobLogBatchIdTest {
 
   protected ProcessEngineRule engineRule = new ProvidedProcessEngineRule();
   protected ProcessEngineTestRule testRule = new ProcessEngineTestRule(engineRule);