src/main/java/jp/sourceforge/stigmata/command/InstallCommand.java

   1 package jp.sourceforge.stigmata.command;
   2
   3 /*
   4  * $Id$
   5  */
   6
   7 import java.io.File;
   8 import java.io.FileInputStream;
   9 import java.io.FileOutputStream;
  10 import java.io.IOException;
  11 import java.io.InputStream;
  12 import java.io.OutputStream;
  13
  14 import jp.sourceforge.stigmata.BirthmarkContext;
  15 import jp.sourceforge.stigmata.BirthmarkEnvironment;
  16 import jp.sourceforge.stigmata.Stigmata;
  17
  18 /**
  19  *
  20  * @author Haruaki Tamada
  21  * @version $Revision$
  22  */
  23 public class InstallCommand extends AbstractStigmataCommand{
  24     public boolean isAvailableArguments(String[] args){
  25         return args.length > 0;
  26     }
  27
  28     @Override
  29     public String getCommandString(){
  30         return "install";
  31     }
  32
  33     public void perform(Stigmata stigmata, BirthmarkContext context, String[] args){
  34         File pluginsDir = new File(BirthmarkEnvironment.getStigmataHome(), "plugins");
  35         BirthmarkEnvironment env = context.getEnvironment();
  36
  37         for(int i = 0; i < args.length; i++){
  38             File pluginSource = new File(args[i]);
  39             File pluginDest = new File(pluginsDir, pluginSource.getName());
  40
  41             if(!pluginSource.getName().endsWith(".jar")){
  42                 throw new IllegalArgumentException("plugin is allowed only jar archive: " + args[i]);
  43             }
  44             if(pluginDest.exists()){
  45                 String override = env.getProperty("override.exists.plugin");
  46                 if(override != null && (override.equalsIgnoreCase("true") || override.equalsIgnoreCase("yes"))){
  47                     pluginDest.delete();
  48                 }
  49                 else{
  50                     File backupFile = new File(pluginDest.getParent(), pluginDest.getName() + ".back");
  51                     if(backupFile.exists()) backupFile.delete();
  52                     pluginDest.renameTo(backupFile);
  53                 }
  54             }
  55
  56             byte[] data = new byte[256];
  57             int read;
  58
  59             try{
  60                 InputStream in = new FileInputStream(pluginSource);
  61                 OutputStream out = new FileOutputStream(pluginDest);
  62
  63                 while((read = in.read(data)) != -1){
  64                     out.write(data, 0, read);
  65                 }
  66                 in.close();
  67                 out.close();
  68             } catch(IOException e){
  69             }
  70         }
  71     }
  72 }