1 package org.apache.maven.surefire.booter;
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22 import java.io.File;
23 import java.io.FileInputStream;
24 import java.io.FileOutputStream;
25 import java.io.IOException;
26 import java.io.InputStream;
27 import java.util.Map;
28 import java.util.Properties;
29 import java.util.concurrent.ConcurrentHashMap;
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34 public class SystemPropertyManager
35 {
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44 public static PropertiesWrapper loadProperties( InputStream inStream )
45 throws IOException
46 {
47 try
48 {
49 Properties p = new Properties();
50 p.load( inStream );
51 Map<String, String> map = new ConcurrentHashMap<String, String>( p.size() );
52
53 for ( Map.Entry<?, ?> entry : p.entrySet() )
54 {
55 map.put( (String) entry.getKey(), (String) entry.getValue() );
56 }
57 return new PropertiesWrapper( map );
58 }
59 finally
60 {
61 close( inStream );
62 }
63 }
64
65 private static PropertiesWrapper loadProperties( File file )
66 throws IOException
67 {
68 return loadProperties( new FileInputStream( file ) );
69 }
70
71 public static void setSystemProperties( File file )
72 throws IOException
73 {
74 PropertiesWrapper p = loadProperties( file );
75 p.setAsSystemProperties();
76 }
77
78 public static File writePropertiesFile( Properties properties, File tempDirectory, String name,
79 boolean keepForkFiles )
80 throws IOException
81 {
82 File file = File.createTempFile( name, "tmp", tempDirectory );
83 if ( !keepForkFiles )
84 {
85 file.deleteOnExit();
86 }
87
88 writePropertiesFile( file, name, properties );
89
90 return file;
91 }
92
93 public static void writePropertiesFile( File file, String name, Properties properties )
94 throws IOException
95 {
96 FileOutputStream out = new FileOutputStream( file );
97
98 try
99 {
100 properties.store( out, name );
101 }
102 finally
103 {
104 out.close();
105 }
106 }
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108 public static void close( InputStream inputStream )
109 {
110 if ( inputStream == null )
111 {
112 return;
113 }
114
115 try
116 {
117 inputStream.close();
118 }
119 catch ( IOException ex )
120 {
121
122 }
123 }
124
125
126 }