001package org.apache.maven.scm.provider.perforce.command.login; 002 003/* 004 * Licensed to the Apache Software Foundation (ASF) under one 005 * or more contributor license agreements. See the NOTICE file 006 * distributed with this work for additional information 007 * regarding copyright ownership. The ASF licenses this file 008 * to you under the Apache License, Version 2.0 (the 009 * "License"); you may not use this file except in compliance 010 * with the License. You may obtain a copy of the License at 011 * 012 * http://www.apache.org/licenses/LICENSE-2.0 013 * 014 * Unless required by applicable law or agreed to in writing, 015 * software distributed under the License is distributed on an 016 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 017 * KIND, either express or implied. See the License for the 018 * specific language governing permissions and limitations 019 * under the License. 020 */ 021 022import java.util.regex.Pattern; 023 024import org.apache.maven.scm.provider.perforce.command.AbstractPerforceConsumer; 025import org.codehaus.plexus.util.cli.StreamConsumer; 026 027/** 028 * @author Mike Perham 029 */ 030public class PerforceLoginConsumer 031 extends AbstractPerforceConsumer 032 implements StreamConsumer 033{ 034 035 private static final Pattern LOGIN_PATTERN = Pattern.compile( "^User [^ ]+ logged in.$" ); 036 037 public static final int STATE_LOGIN = 1; 038 039 public static final int STATE_ERROR = 2; 040 041 private int currentState = STATE_LOGIN; 042 043 /** {@inheritDoc} */ 044 public void consumeLine( String line ) 045 { 046 if ( line.startsWith( "Enter password:" ) ) 047 { 048 return; 049 } 050 if ( currentState != STATE_ERROR && LOGIN_PATTERN.matcher( line ).matches() ) 051 { 052 return; 053 } 054 055 error( line ); 056 } 057 058 private void error( String line ) 059 { 060 currentState = STATE_ERROR; 061 output.println( line ); 062 } 063 064 public boolean isSuccess() 065 { 066 return currentState == STATE_LOGIN; 067 } 068}