Fixed bug 495818: [1.9][content assist] module references

Change-Id: I42f8b57a61e4c03b49f50294e3ff46ed3f995997
diff --git a/org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/text/java/LazyModuleCompletionProposal.java b/org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/text/java/LazyModuleCompletionProposal.java
new file mode 100644
index 0000000..f64952f
--- /dev/null
+++ b/org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/text/java/LazyModuleCompletionProposal.java
@@ -0,0 +1,32 @@
+/*******************************************************************************
+ * Copyright (c) 2016 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * This is an implementation of an early-draft specification developed under the Java
+ * Community Process (JCP) and is made available for testing and evaluation purposes
+ * only. The code is not compatible with any specification of the JCP.
+ *
+ * Contributors:
+ *     IBM Corporation - initial API and implementation
+ *******************************************************************************/
+
+package org.eclipse.jdt.internal.ui.text.java;
+
+import org.eclipse.jdt.core.CompletionProposal;
+
+import org.eclipse.jdt.ui.text.java.JavaContentAssistInvocationContext;
+
+public class LazyModuleCompletionProposal extends LazyJavaCompletionProposal {
+
+	public LazyModuleCompletionProposal(CompletionProposal proposal, JavaContentAssistInvocationContext context) {
+		super(proposal, context);
+	}
+
+	@Override
+	protected ProposalInfo computeProposalInfo() {
+		return super.computeProposalInfo();
+	}
+}
diff --git a/org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/text/java/CompletionProposalCollector.java b/org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/text/java/CompletionProposalCollector.java
index 5917ea0..6794657 100755
--- a/org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/text/java/CompletionProposalCollector.java
+++ b/org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/text/java/CompletionProposalCollector.java
@@ -5,6 +5,10 @@
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/epl-v10.html
  *
+ * This is an implementation of an early-draft specification developed under the Java
+ * Community Process (JCP) and is made available for testing and evaluation purposes
+ * only. The code is not compatible with any specification of the JCP.
+ *
  * Contributors:
  *     IBM Corporation - initial API and implementation
  *******************************************************************************/
@@ -54,6 +58,7 @@
 import org.eclipse.jdt.internal.ui.text.java.JavaMethodCompletionProposal;
 import org.eclipse.jdt.internal.ui.text.java.LazyJavaCompletionProposal;
 import org.eclipse.jdt.internal.ui.text.java.LazyJavaTypeCompletionProposal;
+import org.eclipse.jdt.internal.ui.text.java.LazyModuleCompletionProposal;
 import org.eclipse.jdt.internal.ui.text.java.LazyPackageCompletionProposal;
 import org.eclipse.jdt.internal.ui.text.java.MethodDeclarationCompletionProposal;
 import org.eclipse.jdt.internal.ui.text.java.MethodProposalInfo;
@@ -403,6 +408,8 @@
 				return createKeywordProposal(proposal);
 			case CompletionProposal.PACKAGE_REF:
 				return createPackageProposal(proposal);
+			case CompletionProposal.MODULE_REF:
+				return createModuleProposal(proposal);
 			case CompletionProposal.TYPE_REF:
 				return createTypeProposal(proposal);
 			case CompletionProposal.JAVADOC_TYPE_REF:
@@ -589,6 +596,7 @@
 					return "java.lang.Object".toCharArray(); //$NON-NLS-1$
 				return Signature.toCharArray(declaration);
 			case CompletionProposal.PACKAGE_REF:
+			case CompletionProposal.MODULE_REF:
 				return proposal.getDeclarationSignature();
 			case CompletionProposal.JAVADOC_TYPE_REF:
 			case CompletionProposal.TYPE_REF:
@@ -809,6 +817,10 @@
 		}
 	}
 
+	private IJavaCompletionProposal createModuleProposal(CompletionProposal proposal) {
+		return new LazyModuleCompletionProposal(proposal, getInvocationContext());
+	}
+
 	private IJavaCompletionProposal createPackageProposal(CompletionProposal proposal) {
 		return new LazyPackageCompletionProposal(proposal, getInvocationContext());
 	}
diff --git a/org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/text/java/CompletionProposalLabelProvider.java b/org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/text/java/CompletionProposalLabelProvider.java
index 933ef68..1e445ef 100644
--- a/org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/text/java/CompletionProposalLabelProvider.java
+++ b/org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/text/java/CompletionProposalLabelProvider.java
@@ -1,10 +1,14 @@
 /*******************************************************************************
- * Copyright (c) 2005, 2015 IBM Corporation and others.
+ * Copyright (c) 2005, 2016 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/epl-v10.html
  *
+ * This is an implementation of an early-draft specification developed under the Java
+ * Community Process (JCP) and is made available for testing and evaluation purposes
+ * only. The code is not compatible with any specification of the JCP.
+ *
  * Contributors:
  *     IBM Corporation - initial API and implementation
  *******************************************************************************/
@@ -15,6 +19,8 @@
 import org.eclipse.jface.resource.ImageDescriptor;
 import org.eclipse.jface.viewers.StyledString;
 
+import org.eclipse.ui.ide.IDE;
+
 import org.eclipse.jdt.core.CompletionContext;
 import org.eclipse.jdt.core.CompletionProposal;
 import org.eclipse.jdt.core.Flags;
@@ -27,6 +33,7 @@
 import org.eclipse.jdt.ui.JavaElementImageDescriptor;
 import org.eclipse.jdt.ui.JavaElementLabels;
 
+import org.eclipse.jdt.internal.ui.JavaPlugin;
 import org.eclipse.jdt.internal.ui.JavaPluginImages;
 import org.eclipse.jdt.internal.ui.viewsupport.BasicElementLabels;
 import org.eclipse.jdt.internal.ui.viewsupport.JavaElementImageProvider;
@@ -508,6 +515,11 @@
 		return Strings.markJavaElementLabelLTR(buf);
 	}
 
+	StyledString createModuleProposalLabel(CompletionProposal proposal) {
+		Assert.isTrue(proposal.getKind() == CompletionProposal.MODULE_REF);
+		return Strings.markJavaElementLabelLTR(new StyledString(String.valueOf(proposal.getDeclarationSignature())));
+	}
+
 	StyledString createPackageProposalLabel(CompletionProposal proposal) {
 		Assert.isTrue(proposal.getKind() == CompletionProposal.PACKAGE_REF);
 		return Strings.markJavaElementLabelLTR(new StyledString(String.valueOf(proposal.getDeclarationSignature())));
@@ -587,6 +599,8 @@
 				return createJavadocMethodProposalLabel(proposal);
 			case CompletionProposal.PACKAGE_REF:
 				return createPackageProposalLabel(proposal);
+			case CompletionProposal.MODULE_REF:
+				return createModuleProposalLabel(proposal);
 			case CompletionProposal.ANNOTATION_ATTRIBUTE_REF:
 			case CompletionProposal.FIELD_REF:
 			case CompletionProposal.FIELD_REF_WITH_CASTED_RECEIVER:
@@ -648,6 +662,9 @@
 			case CompletionProposal.PACKAGE_REF:
 				descriptor= JavaPluginImages.DESC_OBJS_PACKAGE;
 				break;
+			case CompletionProposal.MODULE_REF:
+				descriptor= JavaPlugin.getDefault().getWorkbench().getSharedImages().getImageDescriptor(IDE.SharedImages.IMG_OBJ_PROJECT);
+				break;
 			case CompletionProposal.KEYWORD:
 			case CompletionProposal.LABEL_REF:
 				descriptor= null;