001/** 002 * Licensed to the Apache Software Foundation (ASF) under one 003 * or more contributor license agreements. See the NOTICE file 004 * distributed with this work for additional information 005 * regarding copyright ownership. The ASF licenses this file 006 * to you under the Apache License, Version 2.0 (the 007 * "License"); you may not use this file except in compliance 008 * with the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, software 013 * distributed under the License is distributed on an "AS IS" BASIS, 014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 015 * See the License for the specific language governing permissions and 016 * limitations under the License. 017 */ 018 019package org.apache.oozie.util; 020 021import java.io.BufferedReader; 022import java.io.IOException; 023 024/** 025 * A simplified version of {@link TimestampedMessageParser} which doesn't do any filtering when reading the lines from the Reader. 026 * This is useful when processing a Reader where the lines have already been filtered, so we can be more efficient by not 027 * doing the same filtering again. 028 */ 029public class SimpleTimestampedMessageParser extends TimestampedMessageParser { 030 031 public SimpleTimestampedMessageParser(BufferedReader reader, XLogFilter filter) { 032 super(reader, filter); 033 } 034 035 /** 036 * This implementation simply returns the next line from the Reader. 037 * 038 * @return LogLine containing the next line from the Reader 039 * @throws IOException if the next line can't be read 040 */ 041 @Override 042 protected LogLine parseNextLogLine() throws IOException { 043 String line = null; 044 if ((line = reader.readLine()) != null) { 045 LogLine logLine = new LogLine(); 046 logLine.setLine(line); 047 logLine.setLogParts(splitLogMessage(line)); 048 return logLine; 049 } 050 return null; 051 } 052}