1 package org.apache.maven.doxia.module.apt;
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22 import java.io.IOException;
23 import java.io.LineNumberReader;
24 import java.io.Reader;
25
26 import org.codehaus.plexus.util.IOUtil;
27
28
29
30
31
32
33 public class AptReaderSource
34 implements AptSource
35 {
36
37 private LineNumberReader reader;
38
39
40 private int lineNumber;
41
42
43 private String name;
44
45
46
47
48
49
50 public AptReaderSource( Reader in )
51 {
52 reader = new LineNumberReader( in );
53
54 lineNumber = -1;
55 }
56
57
58
59
60
61
62
63 public AptReaderSource( Reader in, String name )
64 {
65 this( in );
66
67 this.name = name;
68 }
69
70
71 public String getNextLine()
72 throws AptParseException
73 {
74 if ( reader == null )
75 {
76 return null;
77 }
78
79 String line;
80
81 try
82 {
83 line = reader.readLine();
84 if ( line == null )
85 {
86 reader.close();
87 reader = null;
88 }
89 else
90 {
91 lineNumber = reader.getLineNumber();
92 }
93 }
94 catch ( IOException e )
95 {
96
97 throw new AptParseException( "IOException: " + e.getMessage(), e, lineNumber, -1 );
98 }
99
100 return line;
101 }
102
103
104 public String getName()
105 {
106
107 return name != null ? name : "";
108 }
109
110
111 public int getLineNumber()
112 {
113 return lineNumber;
114 }
115
116
117
118
119 public void close()
120 {
121 IOUtil.close( reader );
122 reader = null;
123 }
124 }