HBX-2751: Create helper class HqlCompletionRequestor for use in HqlCo…

…deAssistWrapper implementation

  - Add new test case 'org.hibernate.tool.orm.jbt.internal.util.HqlCompletionRequestorTest#testCompletionFailure()'
  - Implement method 'org.hibernate.tool.orm.jbt.internal.util.HqlCompletionRequestor#completionFailure(String)'

Signed-off-by: Koen Aers <koen.aers@gmail.com>

jbt/src/main/java/org/hibernate/tool/orm/jbt/internal/util/HqlCompletionRequestor.java

@@ -25,8 +25,13 @@ public boolean accept(HQLCompletionProposal proposal) {
 
 	@Override
 	public void completionFailure(String errorMessage) {
-		// TODO Auto-generated method stub
-
+		try {
+			handler.getClass()
+					.getMethod("completionFailure", new Class[] { String.class })
+					.invoke(handler, errorMessage);
+		} catch (Throwable t) {
+			throw new RuntimeException(t);
+		}
 	}
 
 }

jbt/src/test/java/org/hibernate/tool/orm/jbt/internal/util/HqlCompletionRequestorTest.java

@@ -1,5 +1,6 @@
 package org.hibernate.tool.orm.jbt.internal.util;
 
+import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.junit.jupiter.api.Assertions.assertNotNull;
 import static org.junit.jupiter.api.Assertions.assertNull;
 import static org.junit.jupiter.api.Assertions.assertSame;
@@ -41,4 +42,12 @@ public void testAccept() {
 		assertSame(objectToAccept, acceptedObject);
 	}
 
+	@Test
+	public void testCompletionFailure() {
+		assertNull(message);
+		hqlCompletionRequestor.completionFailure("foobar");
+		assertNotNull(message);
+		assertEquals("foobar", message);
+	}
+
 }