| /* |
| * Copyright (c) 2012 Google Inc. |
| * |
| * 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 |
| */ |
| package com.google.eclipse.protobuf.ui.builder.protoc.output; |
| |
| import static java.lang.Integer.parseInt; |
| |
| import java.util.regex.*; |
| |
| import org.eclipse.core.runtime.CoreException; |
| |
| /** |
| * @author alruiz@google.com (Alex Ruiz) |
| */ |
| class RegexOutputParser implements ProtocOutputParser { |
| private final Pattern pattern; |
| private final int fileNameGroup; |
| private final int lineNumberGroup; |
| private final int messageGroup; |
| |
| RegexOutputParser(String regex, int fileNameGroup, int messageGroup) { |
| this(regex, fileNameGroup, 0, messageGroup); |
| } |
| |
| RegexOutputParser(String regex, int fileNameGroup, int lineNumberGroup, int messageGroup) { |
| this.fileNameGroup = fileNameGroup; |
| this.lineNumberGroup = lineNumberGroup; |
| this.messageGroup = messageGroup; |
| this.pattern = Pattern.compile(regex); |
| } |
| |
| @Override public boolean parseAndAddMarkerIfNecessary(String line, ProtocMarkerFactory markerFactory) |
| throws CoreException { |
| Matcher matcher = pattern.matcher(line); |
| if (!(matcher.matches())) { |
| return false; |
| } |
| String fileName = matcher.group(fileNameGroup); |
| int lineNumber = -1; |
| if (lineNumberGroup > 0) { |
| lineNumber = parseInt(matcher.group(lineNumberGroup)); |
| } |
| String message = matcher.group(messageGroup); |
| markerFactory.createErrorIfNecessary(fileName, lineNumber, message); |
| return true; |
| } |
| } |