DPML Notify

[mcconnell AT dpml.net]

Author: mcconnell AT dpml.net
Date: Mon Jul  4 23:48:52 2005
New Revision: 2975

Modified:
   
development/main/depot/install/src/main/net/dpml/depot/install/ZipInstaller.java
Log:
o add unpacking of a platform neutral DPML distribution

Modified: 
development/main/depot/install/src/main/net/dpml/depot/install/ZipInstaller.java
==============================================================================
--- 
development/main/depot/install/src/main/net/dpml/depot/install/ZipInstaller.java
    (original)
+++ 
development/main/depot/install/src/main/net/dpml/depot/install/ZipInstaller.java
    Mon Jul  4 23:48:52 2005
@@ -18,11 +18,15 @@
 
 import java.io.BufferedReader;
 import java.io.IOException;
+import java.io.InputStream;
 import java.io.InputStreamReader;
 import java.io.File;
+import java.io.FileOutputStream;
+import java.io.OutputStream;
 import java.net.URL;
-import java.net.URISyntaxException;
-import java.rmi.RemoteException;
+import java.util.zip.ZipFile;
+import java.util.zip.ZipEntry;
+import java.util.Enumeration;
 
 import net.dpml.depot.profile.DepotProfile;
 import net.dpml.depot.profile.ApplicationProfile;
@@ -30,12 +34,8 @@
 import net.dpml.transit.Transit;
 import net.dpml.transit.artifact.Artifact;
 import net.dpml.transit.artifact.ArtifactNotFoundException;
-import net.dpml.transit.artifact.UnsupportedSchemeException;
-import net.dpml.transit.artifact.MissingGroupException;
-import net.dpml.transit.model.TransitRegistryModel;
 import net.dpml.transit.model.Logger;
-import net.dpml.transit.unit.TransitStorageHome;
-import net.dpml.transit.model.DefaultTransitRegistryModel;
+import net.dpml.transit.util.StreamUtils;
 
 /**
  * Table model that maps table rows to child nodes of a supplied preferences 
node.
@@ -72,6 +72,12 @@
             System.out.println( "\n  loading: " + url );
             File file = (File) url.getContent( new Class[]{ File.class } );
             System.out.println( "  cached to: " + file );
+            ZipFile zip = new ZipFile( file );
+            int size = zip.size();
+            System.out.println( "  unpacking " + size + " entries" );
+
+            unpack( zip );
+            
         }
         catch( ArtifactNotFoundException e )
         {
@@ -79,4 +85,68 @@
             throw new HandledException();
         }
     }
+
+    private void unpack( ZipFile zip ) throws Exception
+    {
+        Enumeration entries = zip.entries();
+        while( entries.hasMoreElements() )
+        {
+            ZipEntry entry = (ZipEntry) entries.nextElement();
+            if( false == entry.isDirectory() )
+            {
+                unpackEntry( zip, entry );
+            }
+        }
+    }
+
+    private void unpackEntry( ZipFile zip, ZipEntry entry ) throws Exception
+    {
+        File out = getDestination( entry );
+        File parent = out.getParentFile();
+        parent.mkdirs();
+        InputStream input = zip.getInputStream( entry );
+        OutputStream output = new FileOutputStream( out );
+        System.out.println( "" + out );
+        StreamUtils.copyStream( input, output, true );
+    }
+
+    private File getDestination( ZipEntry entry )
+    {
+        String name = entry.getName();
+        if( name.startsWith( "share/" ) )
+        {
+            //
+            // shared resources go into into DPML_SYSTEM
+            //
+
+            String path = name.substring( 6 );
+            return new File( Transit.DPML_SYSTEM, path );
+        }
+        else if( name.startsWith( "data/" ) )
+        {
+            //
+            // data resources go into into DPML_DATA
+            //
+
+            String path = name.substring( 5 );
+            return new File( Transit.DPML_DATA, path );
+        }
+        else if( name.startsWith( "prefs/" ) )
+        {
+            //
+            // preferences resources go into into DPML_PREFS
+            //
+
+            String path = name.substring( 6 );
+            return new File( Transit.DPML_PREFS, path );
+        }
+        else
+        {
+            //
+            // otherwise use DPML_HOME
+            //
+
+            return new File( Transit.DPML_HOME, name );
+        }
+    }
 }