Case Study: adding data and statistics

[ifi-stolz-refaktor.git] / case-study / jdt-after / core extension / org / eclipse / jdt / internal / corext / dom / fragments / IExpressionFragment.java

diff --git a/case-study/jdt-after/core extension/org/eclipse/jdt/internal/corext/dom/fragments/IExpressionFragment.java b/case-study/jdt-after/core extension/org/eclipse/jdt/internal/corext/dom/fragments/IExpressionFragment.java
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+/*******************************************************************************
+ * Copyright (c) 2000, 2008 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.internal.corext.dom.fragments;
+
+import org.eclipse.jdt.core.JavaModelException;
+import org.eclipse.jdt.core.dom.Expression;
+import org.eclipse.jdt.core.dom.rewrite.ASTRewrite;
+
+/**
+ * Represents a fragment (@see IASTFragment) for which the node
+ * to which the fragment maps is an Expression.
+ */
+public interface IExpressionFragment extends IASTFragment {
+
+       /**
+        * Every IASTFragment maps to an ASTNode, although this mapping may
+        * not be straightforward, and more than one fragment may map to the
+        * same node.
+        * An IExpressionFragment maps, specifically, to an Expression.
+        *
+        * @return Expression   The node to which this fragment maps.
+        */
+       public Expression getAssociatedExpression();
+
+       /**
+        * Creates a copy of this IExpressionFragment.
+        *
+        * @param rewrite an ASTRewrite
+        * @param removeSurroundingParenthesis if set to <code>true</true>, a surrounding ParenthesizedExpression will not be part of
+        * the copied node.
+        * @return a copy of this IExpressionFragment, ready for use in the given
+        *         rewrite
+        * @throws JavaModelException
+        */
+       public Expression createCopyTarget(ASTRewrite rewrite, boolean removeSurroundingParenthesis) throws JavaModelException;
+}