Case Study: adding data and statistics

[ifi-stolz-refaktor.git] / case-study / jdt-before / ui / org / eclipse / jdt / ui / actions / FindReadReferencesInWorkingSetAction.java

diff --git a/case-study/jdt-before/ui/org/eclipse/jdt/ui/actions/FindReadReferencesInWorkingSetAction.java b/case-study/jdt-before/ui/org/eclipse/jdt/ui/actions/FindReadReferencesInWorkingSetAction.java
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+/*******************************************************************************
+ * Copyright (c) 2000, 2011 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
+ *
+ * Contributors:
+ *     IBM Corporation - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.jdt.ui.actions;
+
+import org.eclipse.ui.IWorkbenchSite;
+import org.eclipse.ui.IWorkingSet;
+import org.eclipse.ui.PlatformUI;
+
+import org.eclipse.jdt.core.IField;
+import org.eclipse.jdt.core.ILocalVariable;
+import org.eclipse.jdt.core.search.IJavaSearchConstants;
+
+import org.eclipse.jdt.internal.ui.IJavaHelpContextIds;
+import org.eclipse.jdt.internal.ui.JavaPluginImages;
+import org.eclipse.jdt.internal.ui.javaeditor.JavaEditor;
+import org.eclipse.jdt.internal.ui.search.SearchMessages;
+
+/**
+ * Finds field read accesses of the selected element in working sets.
+ * The action is applicable to selections representing a Java field.
+ *
+ * <p>
+ * This class may be instantiated; it is not intended to be subclassed.
+ * </p>
+ *
+ * @since 2.0
+ *
+ * @noextend This class is not intended to be subclassed by clients.
+ */
+public class FindReadReferencesInWorkingSetAction extends FindReferencesInWorkingSetAction {
+
+       /**
+        * Creates a new <code>FindReadReferencesInWorkingSetAction</code>. The action
+        * requires that the selection provided by the site's selection provider is of type
+        * <code>org.eclipse.jface.viewers.IStructuredSelection</code>. The user will be
+        * prompted to select the working sets.
+        *
+        * @param site the site providing context information for this action
+        */
+       public FindReadReferencesInWorkingSetAction(IWorkbenchSite site) {
+               super(site);
+       }
+
+       /**
+        * Creates a new <code>FindReadReferencesInWorkingSetAction</code>. The action
+        * requires that the selection provided by the site's selection provider is of type
+        * <code>org.eclipse.jface.viewers.IStructuredSelection</code>.
+        *
+        * @param site                  the site providing context information for this action
+        * @param workingSets   the working sets to be used in the search
+        */
+       public FindReadReferencesInWorkingSetAction(IWorkbenchSite site, IWorkingSet[] workingSets) {
+               super(site, workingSets);
+       }
+
+       /**
+        * Note: This constructor is for internal use only. Clients should not call this constructor.
+        * @param editor the Java editor
+        *
+        * @noreference This constructor is not intended to be referenced by clients.
+        */
+       public FindReadReferencesInWorkingSetAction(JavaEditor editor) {
+               super(editor);
+       }
+
+       /**
+        * Note: This constructor is for internal use only. Clients should not call this constructor.
+        * @param editor the Java editor
+        * @param workingSets the working sets to be used in the search
+        *
+        * @noreference This constructor is not intended to be referenced by clients.
+        */
+       public FindReadReferencesInWorkingSetAction(JavaEditor editor, IWorkingSet[] workingSets) {
+               super(editor, workingSets);
+       }
+
+       @Override
+       Class<?>[] getValidTypes() {
+               return new Class[] { IField.class, ILocalVariable.class };
+       }
+
+       @Override
+       void init() {
+               setText(SearchMessages.Search_FindReadReferencesInWorkingSetAction_label);
+               setToolTipText(SearchMessages.Search_FindReadReferencesInWorkingSetAction_tooltip);
+               setImageDescriptor(JavaPluginImages.DESC_OBJS_SEARCH_REF);
+               PlatformUI.getWorkbench().getHelpSystem().setHelp(this, IJavaHelpContextIds.FIND_READ_REFERENCES_IN_WORKING_SET_ACTION);
+       }
+
+       @Override
+       int getLimitTo() {
+               return IJavaSearchConstants.READ_ACCESSES;
+       }
+
+       @Override
+       String getOperationUnavailableMessage() {
+               return SearchMessages.JavaElementAction_operationUnavailable_field;
+       }
+}