| /******************************************************************************* |
| * Copyright (c) 2000, 2019 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| * Red Hat Inc. - moved to jdt.core.manipulation |
| *******************************************************************************/ |
| package org.eclipse.jdt.internal.corext.dom; |
| |
| import org.eclipse.text.edits.TextEditGroup; |
| |
| import org.eclipse.jdt.core.dom.AST; |
| import org.eclipse.jdt.core.dom.ASTNode; |
| import org.eclipse.jdt.core.dom.Block; |
| import org.eclipse.jdt.core.dom.ChildListPropertyDescriptor; |
| import org.eclipse.jdt.core.dom.Statement; |
| import org.eclipse.jdt.core.dom.rewrite.ASTRewrite; |
| import org.eclipse.jdt.core.dom.rewrite.ListRewrite; |
| |
| |
| /** |
| * Rewrite helper for {@link Statement}s. Ensures that |
| * the replacement nodes are enclosed in a Block if necessary. |
| * |
| * see JDTUIHelperClasses |
| */ |
| public class StatementRewrite extends ReplaceRewrite { |
| |
| public StatementRewrite(ASTRewrite rewrite, ASTNode[] nodes) { |
| super(rewrite, nodes); |
| } |
| |
| @Override |
| protected void handleOneMany(ASTNode[] replacements, TextEditGroup description) { |
| AST ast= fToReplace[0].getAST(); |
| // to replace == 1, but more than one replacement. Have to check if we |
| // need to insert a block to not change structure |
| if (ASTNodes.isControlStatementBody(fDescriptor)) { |
| Block block= ast.newBlock(); |
| ListRewrite statements= fRewrite.getListRewrite(block, Block.STATEMENTS_PROPERTY); |
| for (ASTNode replacement : replacements) { |
| statements.insertLast(replacement, description); |
| } |
| fRewrite.replace(fToReplace[0], block, description); |
| } else { |
| ListRewrite container= fRewrite.getListRewrite(fToReplace[0].getParent(), (ChildListPropertyDescriptor)fDescriptor); |
| container.replace(fToReplace[0], replacements[0], description); |
| for (int i= 1; i < replacements.length; i++) { |
| container.insertAfter(replacements[i], replacements[i - 1], description); |
| } |
| } |
| } |
| } |