| /******************************************************************************* |
| * Copyright (c) 2000, 2005 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Common 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.core.dom.rewrite; |
| |
| import org.eclipse.jdt.core.dom.CompilationUnit; |
| import org.eclipse.jface.text.BadLocationException; |
| import org.eclipse.jface.text.IDocument; |
| |
| /** |
| * |
| */ |
| public abstract class LineInformation { |
| |
| public static LineInformation create(final IDocument doc) { |
| return new LineInformation() { |
| public int getLineOfOffset(int offset) { |
| try { |
| return doc.getLineOfOffset(offset); |
| } catch (BadLocationException e) { |
| return -1; |
| } |
| } |
| |
| public int getLineOffset(int line) { |
| try { |
| return doc.getLineOffset(line); |
| } catch (BadLocationException e) { |
| return -1; |
| } |
| } |
| }; |
| } |
| |
| public static LineInformation create(final CompilationUnit astRoot) { |
| return new LineInformation() { |
| public int getLineOfOffset(int offset) { |
| return astRoot.getLineNumber(offset) - 1; |
| } |
| public int getLineOffset(int line) { |
| return astRoot.getPosition(line + 1, 0); |
| } |
| }; |
| } |
| |
| |
| |
| public abstract int getLineOfOffset(int offset); |
| public abstract int getLineOffset(int line); |
| |
| } |