opj_viewer enabled stateless requests

8 files changed, 47 insertions, 24 deletions

diff --git a/applications/jpip/opj_client/opj_viewer/dist/opj_viewer-20110825.jar b/applications/jpip/opj_client/opj_viewer/dist/opj_viewer-20110825.jar
deleted file mode 100644
index 67b68b67..00000000
--- a/applications/jpip/opj_client/opj_viewer/dist/opj_viewer-20110825.jar
+++ /dev/null
diff --git a/applications/jpip/opj_client/opj_viewer/dist/opj_viewer-20110916.jar b/applications/jpip/opj_client/opj_viewer/dist/opj_viewer-20110916.jar
new file mode 100644
index 00000000..a492a2cb
--- /dev/null
+++ b/applications/jpip/opj_client/opj_viewer/dist/opj_viewer-20110916.jar
diff --git a/applications/jpip/opj_client/opj_viewer/dist/opj_viewer.jar b/applications/jpip/opj_client/opj_viewer/dist/opj_viewer.jar
index ce826b27..1553f3e0 120000
--- a/applications/jpip/opj_client/opj_viewer/dist/opj_viewer.jar
+++ b/applications/jpip/opj_client/opj_viewer/dist/opj_viewer.jar
@@ -1 +1 @@
-opj_viewer-20110825.jar
\ No newline at end of file
+opj_viewer-20110916.jar
\ No newline at end of file
diff --git a/applications/jpip/opj_client/opj_viewer/src/ImageManager.java b/applications/jpip/opj_client/opj_viewer/src/ImageManager.java
index 62166f8a..f9e12441 100644
--- a/applications/jpip/opj_client/opj_viewer/src/ImageManager.java
+++ b/applications/jpip/opj_client/opj_viewer/src/ImageManager.java
@@ -43,22 +43,25 @@ public class ImageManager extends JPIPHttpClient
     public int getOrigWidth(){ return pnmimage.width;}
     public int getOrigHeight(){ return pnmimage.height;}
     
-    public Image getImage( String j2kfilename, int reqfw, int reqfh)
+    public Image getImage( String j2kfilename, int reqfw, int reqfh, boolean reqcnew)
     {
 	System.err.println();
 	
-	String refcid = ImgdecClient.query_cid( j2kfilename);
+	String refcid = null;
 	byte[] jpipstream;
 	
+	if( reqcnew)
+	    refcid = ImgdecClient.query_cid( j2kfilename);
+	    
 	if( refcid == null){
 	    String reftid = ImgdecClient.query_tid( j2kfilename);
 	    if( reftid == null)
-		jpipstream = super.requestViewWindow( j2kfilename, reqfw, reqfh, true);
+		jpipstream = super.requestViewWindow( j2kfilename, reqfw, reqfh, reqcnew);
 	    else
-		jpipstream = super.requestViewWindow( j2kfilename, reftid, reqfw, reqfh, true);
+		jpipstream = super.requestViewWindow( j2kfilename, reftid, reqfw, reqfh, reqcnew);
 	}
 	else
-	    jpipstream = super.requestViewWindow( reqfw, reqfh, refcid, true);
+	    jpipstream = super.requestViewWindow( reqfw, reqfh, refcid, reqcnew);
 	
 	System.err.println( "decoding to PNM image");
 	pnmimage = ImgdecClient.decode_jpipstream( jpipstream, j2kfilename, tid, cid, fw, fh);
@@ -70,11 +73,11 @@ public class ImageManager extends JPIPHttpClient
     public Image getImage( int reqfw, int reqfh, int reqrx, int reqry, int reqrw, int reqrh)
     {
 	System.err.println();
-
+	
 	byte[] jpipstream = super.requestViewWindow( reqfw, reqfh, reqrx, reqry, reqrw, reqrh);
 
 	System.err.println( "decoding to PNM image");
-	pnmimage = ImgdecClient.decode_jpipstream( jpipstream, cid, fw, fh);
+	pnmimage = ImgdecClient.decode_jpipstream( jpipstream, tid, cid, fw, fh);
 	System.err.println( "     done");
 	
 	return pnmimage.createROIImage( rx, ry, rw, rh);
@@ -96,7 +99,9 @@ public class ImageManager extends JPIPHttpClient
     }
     public void closeChannel()
     {
-	ImgdecClient.destroy_cid( cid);
-	super.closeChannel();
+	if( cid != null){
+	    ImgdecClient.destroy_cid( cid);
+	    super.closeChannel();
+	}
     }
 }
\ No newline at end of file
diff --git a/applications/jpip/opj_client/opj_viewer/src/ImageViewer.java b/applications/jpip/opj_client/opj_viewer/src/ImageViewer.java
index fe6f7eb4..8e0abe4a 100644
--- a/applications/jpip/opj_client/opj_viewer/src/ImageViewer.java
+++ b/applications/jpip/opj_client/opj_viewer/src/ImageViewer.java
@@ -55,7 +55,7 @@ public class ImageViewer extends JPanel
     private Rectangle roirect[] = null;
     private String roiname[] = null;
       
-    public ImageViewer( String j2kfilename, ImageManager manager)
+    public ImageViewer( String j2kfilename, ImageManager manager, boolean session)
     {
 	String str;
 
@@ -70,7 +70,7 @@ public class ImageViewer extends JPanel
 	myRL = new ResizeListener(this);
 
 	imgmanager = manager;
-	img = imgmanager.getImage( j2kfilename, vw, vh);
+	img = imgmanager.getImage( j2kfilename, vw, vh, session);
 
 	addMouseListener(myMML);
 	addMouseMotionListener(myMML);
diff --git a/applications/jpip/opj_client/opj_viewer/src/ImageWindow.java b/applications/jpip/opj_client/opj_viewer/src/ImageWindow.java
index f6fc98ee..5ffe9a5e 100644
--- a/applications/jpip/opj_client/opj_viewer/src/ImageWindow.java
+++ b/applications/jpip/opj_client/opj_viewer/src/ImageWindow.java
@@ -38,13 +38,13 @@ public class ImageWindow extends JFrame
     //    private OptionPanel optpanel;
     private ImageManager imgmanager;
     
-    public ImageWindow( String uri, String j2kfilename)
+    public ImageWindow( String uri, String j2kfilename, boolean session)
     {
 	super( j2kfilename);
 
 	imgmanager = new ImageManager( uri);
     
-	imgviewer = new ImageViewer( j2kfilename, imgmanager);
+	imgviewer = new ImageViewer( j2kfilename, imgmanager, session);
 	imgviewer.setOpaque(true); //content panes must be opaque
     
 	//	optpanel = new OptionPanel( imgmanager, imgviewer);
@@ -71,16 +71,21 @@ public class ImageWindow extends JFrame
     public static void main(String s[])
     {
 	String j2kfilename, uri;
+	boolean session;
 
 	if(s.length > 0){
 	    uri = s[0];
 	    j2kfilename = s[1];
+	    if( s.length > 2)
+		session = !s[2].equalsIgnoreCase( "stateless");
+	    else
+		session = true;
 	}
 	else{
-	    System.out.println("Usage: java -jar opj_viewer.jar HTTP_server_URI imagefile.jp2");
+	    System.out.println("Usage: java -jar opj_viewer.jar HTTP_server_URI imagefile.jp2 [stateless/session]");
 	    return;
 	}
-	ImageWindow frame = new ImageWindow( uri, j2kfilename);
+	ImageWindow frame = new ImageWindow( uri, j2kfilename, session);
     
 	frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    
diff --git a/applications/jpip/opj_client/opj_viewer/src/ImgdecClient.java b/applications/jpip/opj_client/opj_viewer/src/ImgdecClient.java
index 85fba612..6f1b3c30 100644
--- a/applications/jpip/opj_client/opj_viewer/src/ImgdecClient.java
+++ b/applications/jpip/opj_client/opj_viewer/src/ImgdecClient.java
@@ -33,17 +33,17 @@ import java.net.*;
 
 public class ImgdecClient{
 
-    public static PnmImage decode_jpipstream( byte[] jpipstream, String cid, int fw, int fh)
+    public static PnmImage decode_jpipstream( byte[] jpipstream, String tid, String cid, int fw, int fh)
     {
 	if( jpipstream != null)
 	    send_JPIPstream( jpipstream);
-	return get_PNMstream( cid, fw, fh);
+	return get_PNMstream( cid, tid, fw, fh);
     }
 
     public static PnmImage decode_jpipstream( byte[] jpipstream, String j2kfilename, String tid, String cid, int fw, int fh)
     {
 	send_JPIPstream( jpipstream, j2kfilename, tid, cid);
-	return get_PNMstream( cid, fw, fh);
+	return get_PNMstream( cid, tid, fw, fh);
     }
     
     public static void send_JPIPstream( byte[] jpipstream)
@@ -91,10 +91,13 @@ public class ImgdecClient{
 		os.writeBytes( "0\n");
 	    else
 		os.writeBytes( tid + "\n");
-	    os.writeBytes( cid + "\n");
+	    if( cid == null)
+		os.writeBytes( "0\n");
+	    else
+		os.writeBytes( cid + "\n");
 	    os.writeBytes( length + "\n");
 	    os.write( jpipstream, 0, length);
-      
+	    
 	    byte signal = is.readByte();
       
 	    if( signal == 0)
@@ -106,7 +109,7 @@ public class ImgdecClient{
 	}
     }
 
-    public static PnmImage get_PNMstream( String cid, int fw, int fh)
+    public static PnmImage get_PNMstream( String cid, String tid, int fw, int fh)
     {
 	PnmImage pnmstream = new PnmImage();
 	try {
@@ -116,7 +119,13 @@ public class ImgdecClient{
 	    byte []header = new byte[7];
 	    
 	    os.writeBytes("PNM request\n");
-	    os.writeBytes( cid + "\n");
+	    if( cid != null)
+		os.writeBytes( cid + "\n");
+	    else
+		if( tid != null)
+		    os.writeBytes( tid + "\n");
+		else
+		    os.writeBytes( "0\n");
 	    os.writeBytes( fw + "\n");
 	    os.writeBytes( fh + "\n");
 
diff --git a/applications/jpip/opj_client/opj_viewer/src/JPIPHttpClient.java b/applications/jpip/opj_client/opj_viewer/src/JPIPHttpClient.java
index cfd3db4c..93d4ad5c 100644
--- a/applications/jpip/opj_client/opj_viewer/src/JPIPHttpClient.java
+++ b/applications/jpip/opj_client/opj_viewer/src/JPIPHttpClient.java
@@ -72,7 +72,11 @@ public class JPIPHttpClient
 	if( cid != null)
 	    return requestViewWindow( reqfw, reqfh, reqrx, reqry, reqrw, reqrh, cid);
 	else
-	    return null;
+	    //		return null;
+	    if( tid != null)
+		return requestViewWindow( null, tid, reqfw, reqfh, reqrx, reqry, reqrw, reqrh, null, false);
+	    else
+		return null;
     }
 
     public byte[] requestViewWindow( int reqfw, int reqfh, String reqcid)