| /******************************************************************************* |
| * 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 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.javadoc; |
| |
| |
| import org.eclipse.jdt.core.IBuffer; |
| |
| import org.eclipse.jdt.internal.corext.util.Strings; |
| |
| /** |
| * Reads a java doc comment from a java doc comment. Skips star-character |
| * on begin of line |
| */ |
| public class JavaDocCommentReader extends SingleCharReader { |
| |
| private IBuffer fBuffer; |
| |
| private int fCurrPos; |
| private int fStartPos; |
| private int fEndPos; |
| |
| private boolean fWasNewLine; |
| |
| public JavaDocCommentReader(IBuffer buf, int start, int end) { |
| fBuffer= buf; |
| fStartPos= start + 3; |
| fEndPos= end - 2; |
| |
| reset(); |
| } |
| |
| /** |
| * @see java.io.Reader#read() |
| */ |
| public int read() { |
| if (fCurrPos < fEndPos) { |
| char ch; |
| if (fWasNewLine) { |
| do { |
| ch= fBuffer.getChar(fCurrPos++); |
| } while (fCurrPos < fEndPos && Character.isWhitespace(ch)); |
| if (ch == '*') { |
| if (fCurrPos < fEndPos) { |
| do { |
| ch= fBuffer.getChar(fCurrPos++); |
| } while (ch == '*'); |
| } else { |
| return -1; |
| } |
| } |
| } else { |
| ch= fBuffer.getChar(fCurrPos++); |
| } |
| fWasNewLine= Strings.isLineDelimiterChar(ch); |
| |
| return ch; |
| } |
| return -1; |
| } |
| |
| /** |
| * @see java.io.Reader#close() |
| */ |
| public void close() { |
| fBuffer= null; |
| } |
| |
| /** |
| * @see java.io.Reader#reset() |
| */ |
| public void reset() { |
| fCurrPos= fStartPos; |
| fWasNewLine= true; |
| } |
| |
| |
| /** |
| * Returns the offset of the last read character in the passed buffer. |
| */ |
| public int getOffset() { |
| return fCurrPos; |
| } |
| |
| |
| } |