1 package org.apache.maven.doxia.module.apt;
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22 import java.io.IOException;
23 import java.io.LineNumberReader;
24 import java.io.Reader;
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26 import org.codehaus.plexus.util.IOUtil;
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31 public class AptReaderSource
32 implements AptSource
33 {
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35 private LineNumberReader reader;
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38 private int lineNumber;
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41 private String name;
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48 public AptReaderSource( Reader in )
49 {
50 reader = new LineNumberReader( in );
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52 lineNumber = -1;
53 }
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61 public AptReaderSource( Reader in, String name )
62 {
63 this( in );
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65 this.name = name;
66 }
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74 public String getNextLine()
75 throws AptParseException
76 {
77 if ( reader == null )
78 {
79 return null;
80 }
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82 String line;
83
84 try
85 {
86 line = reader.readLine();
87 if ( line == null )
88 {
89 reader.close();
90 reader = null;
91 }
92 else
93 {
94 lineNumber = reader.getLineNumber();
95 }
96 }
97 catch ( IOException e )
98 {
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100 throw new AptParseException( "IOException: " + e.getMessage(), e, lineNumber, -1 );
101 }
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103 return line;
104 }
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111 public String getName()
112 {
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114 return name != null ? name : "";
115 }
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122 public int getLineNumber()
123 {
124 return lineNumber;
125 }
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130 public void close()
131 {
132 IOUtil.close( reader );
133 reader = null;
134 }
135 }