| /******************************************************************************* |
| * Copyright (c) 2004 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.jst.jsp.ui.internal.format; |
| |
| import java.util.LinkedList; |
| import java.util.Map; |
| |
| import org.eclipse.jdt.core.ICompilationUnit; |
| import org.eclipse.jdt.core.JavaModelException; |
| import org.eclipse.jdt.core.ToolFactory; |
| import org.eclipse.jdt.core.formatter.CodeFormatter; |
| import org.eclipse.jface.text.BadLocationException; |
| import org.eclipse.jface.text.IDocument; |
| import org.eclipse.jface.text.TextUtilities; |
| import org.eclipse.jface.text.TypedPosition; |
| import org.eclipse.jface.text.formatter.ContextBasedFormattingStrategy; |
| import org.eclipse.jface.text.formatter.FormattingContextProperties; |
| import org.eclipse.jface.text.formatter.IFormattingContext; |
| import org.eclipse.jst.jsp.core.internal.Logger; |
| import org.eclipse.jst.jsp.core.internal.java.JSPTranslation; |
| import org.eclipse.jst.jsp.core.internal.java.JSPTranslationUtil; |
| import org.eclipse.text.edits.MalformedTreeException; |
| import org.eclipse.text.edits.TextEdit; |
| |
| |
| public class FormattingStrategyJSPJava extends ContextBasedFormattingStrategy { |
| |
| /** Documents to be formatted by this strategy */ |
| private final LinkedList fDocuments = new LinkedList(); |
| /** Partitions to be formatted by this strategy */ |
| private final LinkedList fPartitions = new LinkedList(); |
| JSPTranslation translation = null; |
| |
| /** |
| * Creates a new java formatting strategy. |
| */ |
| public FormattingStrategyJSPJava() { |
| super(); |
| } |
| |
| /* |
| * @see org.eclipse.jface.text.formatter.ContextBasedFormattingStrategy#format() |
| */ |
| public void format() { |
| super.format(); |
| |
| final IDocument document = (IDocument) fDocuments.removeFirst(); |
| final TypedPosition partition = (TypedPosition) fPartitions.removeFirst(); |
| |
| if (document != null && partition != null) { |
| try { |
| |
| JSPTranslationUtil translationUtil = new JSPTranslationUtil(document); |
| ICompilationUnit cu = translationUtil.getCompilationUnit(); |
| if (cu != null) { |
| String cuSource = cu.getSource(); |
| TextEdit textEdit = formatString(CodeFormatter.K_COMPILATION_UNIT, cuSource, 0, TextUtilities.getDefaultLineDelimiter(document), getPreferences()); |
| |
| TextEdit jspEdit = translationUtil.getTranslation().getJspEdit(textEdit); |
| if (jspEdit != null && jspEdit.hasChildren()) |
| jspEdit.apply(document); |
| } |
| |
| } |
| catch (MalformedTreeException exception) { |
| Logger.logException(exception); |
| } |
| catch (BadLocationException exception) { |
| // Can only happen on concurrent document modification - log |
| // and bail out |
| Logger.logException(exception); |
| } |
| catch (JavaModelException exception) { |
| Logger.logException(exception); |
| } |
| } |
| } |
| |
| /* |
| * @see org.eclipse.jface.text.formatter.ContextBasedFormattingStrategy#formatterStarts(org.eclipse.jface.text.formatter.IFormattingContext) |
| */ |
| public void formatterStarts(final IFormattingContext context) { |
| super.formatterStarts(context); |
| |
| fPartitions.addLast(context.getProperty(FormattingContextProperties.CONTEXT_PARTITION)); |
| fDocuments.addLast(context.getProperty(FormattingContextProperties.CONTEXT_MEDIUM)); |
| } |
| |
| /* |
| * @see org.eclipse.jface.text.formatter.ContextBasedFormattingStrategy#formatterStops() |
| */ |
| public void formatterStops() { |
| super.formatterStops(); |
| |
| fPartitions.clear(); |
| fDocuments.clear(); |
| } |
| |
| public TextEdit formatString(int kind, String string, int indentationLevel, String lineSeparator, Map options) { |
| return ToolFactory.createCodeFormatter(options).format(kind, string, 0, string.length(), indentationLevel, lineSeparator); |
| } |
| } |