1 package org.apache.maven.scm.provider.perforce.command.checkin;
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22 import org.codehaus.plexus.util.cli.StreamConsumer;
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24 import java.io.PrintWriter;
25 import java.io.StringWriter;
26 import java.util.regex.Pattern;
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31 public class PerforceCheckInConsumer
32 implements StreamConsumer
33 {
34 private static final Pattern CREATED_PATTERN = Pattern.compile( "^Change \\d+ created .+$" );
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36 private static final Pattern SUBMITTING_PATTERN = Pattern.compile( "^Submitting change \\d+\\.$" );
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38 private static final Pattern LOCKING_PATTERN = Pattern.compile( "^Locking \\d+ files \\.\\.\\.$" );
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40 private static final Pattern OPERATION_PATTERN = Pattern.compile( "^[a-z]+ //[^#]+#\\d+$" );
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45 private static final Pattern COMPLETE_PATTERN = Pattern.compile( "^Change \\d+ .*submitted.$" );
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47 public static final int STATE_CREATED = 1;
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49 public static final int STATE_SUBMITTING = 2;
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51 public static final int STATE_LOCKING = 3;
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53 public static final int STATE_OP = 4;
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55 public static final int STATE_COMPLETE = 5;
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57 public static final int STATE_ERROR = 6;
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59 private StringWriter errors = new StringWriter();
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61 private PrintWriter errorOutput = new PrintWriter( errors );
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63 private int currentState = STATE_CREATED;
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80 public void consumeLine( String line )
81 {
82 if ( line.startsWith( "... " ) )
83 {
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86 return;
87 }
88
89 switch ( currentState )
90 {
91 case STATE_CREATED:
92 boolean created = CREATED_PATTERN.matcher( line ).matches();
93 if ( created )
94 {
95 currentState++;
96 break;
97 }
98 error( line );
99 break;
100 case STATE_SUBMITTING:
101 boolean submitting = SUBMITTING_PATTERN.matcher( line ).matches();
102 if ( submitting )
103 {
104 currentState++;
105 break;
106 }
107 error( line );
108 break;
109 case STATE_LOCKING:
110 boolean locked = LOCKING_PATTERN.matcher( line ).matches();
111 if ( locked )
112 {
113 currentState++;
114 break;
115 }
116 error( line );
117 break;
118 case STATE_OP:
119 boolean operation = OPERATION_PATTERN.matcher( line ).matches();
120 if ( operation )
121 {
122 break;
123 }
124 else if ( COMPLETE_PATTERN.matcher( line ).matches() )
125 {
126 currentState++;
127 break;
128 }
129 error( line );
130 break;
131 case STATE_ERROR:
132 error( line );
133 break;
134 default:
135 }
136 }
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138 private void error( String line )
139 {
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145 currentState = STATE_ERROR;
146 errorOutput.println( line );
147 }
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149 public boolean isSuccess()
150 {
151 return currentState == STATE_COMPLETE;
152 }
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154 public String getOutput()
155 {
156 errorOutput.flush();
157 errors.flush();
158 return errors.toString();
159 }
160 }