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 ( final InputStream stream = inStream )
48 {
49 Properties p = new Properties();
50 p.load( stream );
51 Map<String, String> map = new ConcurrentHashMap<>( p.size() );
52 for ( String key : p.stringPropertyNames() )
53 {
54 map.put( key, p.getProperty( key ) );
55 }
56 return new PropertiesWrapper( map );
57 }
58 }
59
60 private static PropertiesWrapper loadProperties( File file )
61 throws IOException
62 {
63 return loadProperties( new FileInputStream( file ) );
64 }
65
66 public static void setSystemProperties( File file )
67 throws IOException
68 {
69 PropertiesWrapper p = loadProperties( file );
70 p.setAsSystemProperties();
71 }
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73 public static File writePropertiesFile( Properties properties, File tempDirectory, String name,
74 boolean keepForkFiles )
75 throws IOException
76 {
77 File file = File.createTempFile( name, "tmp", tempDirectory );
78 if ( !keepForkFiles )
79 {
80 file.deleteOnExit();
81 }
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83 writePropertiesFile( file, name, properties );
84
85 return file;
86 }
87
88 public static void writePropertiesFile( File file, String name, Properties properties )
89 throws IOException
90 {
91 try ( FileOutputStream out = new FileOutputStream( file ) )
92 {
93 properties.store( out, name );
94 }
95 }
96 }