Mercurial > hg > jslab
annotate examples/util/DumpProperties.java @ 0:bf79fb79ee13
Initial Mercurial check in.
author | samer |
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date | Tue, 17 Jan 2012 17:50:20 +0000 |
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children |
rev | line source |
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samer@0 | 1 package eg.util; |
samer@0 | 2 |
samer@0 | 3 import java.util.Properties; |
samer@0 | 4 import java.util.Enumeration; |
samer@0 | 5 |
samer@0 | 6 import java.net.InetAddress; |
samer@0 | 7 |
samer@0 | 8 public class DumpProperties |
samer@0 | 9 { |
samer@0 | 10 public static void main(String[] args) |
samer@0 | 11 { |
samer@0 | 12 Properties props = System.getProperties(); |
samer@0 | 13 Enumeration enum = props.propertyNames(); |
samer@0 | 14 |
samer@0 | 15 System.out.println("System Properties"); |
samer@0 | 16 while( enum.hasMoreElements() ) |
samer@0 | 17 { |
samer@0 | 18 String key = (String)enum.nextElement(); |
samer@0 | 19 String value = props.getProperty(key); |
samer@0 | 20 System.out.println(key + "\t" + value); |
samer@0 | 21 } |
samer@0 | 22 |
samer@0 | 23 try |
samer@0 | 24 { |
samer@0 | 25 InetAddress host = InetAddress.getLocalHost(); |
samer@0 | 26 String name = host.getHostName(); |
samer@0 | 27 String addr = host.getHostAddress(); |
samer@0 | 28 |
samer@0 | 29 System.out.println("hostname = " + name); |
samer@0 | 30 System.out.println("address = " + addr); |
samer@0 | 31 } |
samer@0 | 32 catch ( Exception e ) |
samer@0 | 33 { |
samer@0 | 34 System.err.println("Exception looking up local host name"); |
samer@0 | 35 e.printStackTrace(); |
samer@0 | 36 } |
samer@0 | 37 } |
samer@0 | 38 } |