1 package org.apache.maven.scm.provider.perforce.command.login;
2
3 /*
4 * Licensed to the Apache Software Foundation (ASF) under one
5 * or more contributor license agreements. See the NOTICE file
6 * distributed with this work for additional information
7 * regarding copyright ownership. The ASF licenses this file
8 * to you under the Apache License, Version 2.0 (the
9 * "License"); you may not use this file except in compliance
10 * with the License. You may obtain a copy of the License at
11 *
12 * http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing,
15 * software distributed under the License is distributed on an
16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17 * KIND, either express or implied. See the License for the
18 * specific language governing permissions and limitations
19 * under the License.
20 */
21
22 import java.util.regex.Pattern;
23
24 import org.apache.maven.scm.provider.perforce.command.AbstractPerforceConsumer;
25 import org.codehaus.plexus.util.cli.StreamConsumer;
26
27 /**
28 * @author Mike Perham
29 */
30 public class PerforceLoginConsumer
31 extends AbstractPerforceConsumer
32 implements StreamConsumer
33 {
34
35 private static final Pattern LOGIN_PATTERN = Pattern.compile( "^User [^ ]+ logged in.$" );
36
37 public static final int STATE_LOGIN = 1;
38
39 public static final int STATE_ERROR = 2;
40
41 private int currentState = STATE_LOGIN;
42
43 /** {@inheritDoc} */
44 public void consumeLine( String line )
45 {
46 if ( line.startsWith( "Enter password:" ) )
47 {
48 return;
49 }
50 if ( currentState != STATE_ERROR && LOGIN_PATTERN.matcher( line ).matches() )
51 {
52 return;
53 }
54
55 error( line );
56 }
57
58 private void error( String line )
59 {
60 currentState = STATE_ERROR;
61 output.println( line );
62 }
63
64 public boolean isSuccess()
65 {
66 return currentState == STATE_LOGIN;
67 }
68 }