Problem with iterator in tableview

Hi, Im having a problem with an iterator in a tableview. Sometime ago I use an iterator in a BSP with flow logic, I created the class fill the methods GET_COLUMN_DEFINITIONS and RENDER_CELL_START. And worked fine.
Now, Im working in another BSP and this time I wanted to use MVC, so I have been reading but cant figure it out what Im missing out.
In the controller of my page I add the Interface IF_HTMLB_TABLEVIEW_ITERATOR
I ridefine the methods GET_COLUMN_DEFINITIONS and RENDER_CELL_START (I think that you dont have to redifine GET_COLUMN_DEFINITIONS but did it anyway just in case).
This is my RENDER_CELL_START
  IF NOT ( p_column_key = 'ICON' ).
    RETURN.
  ENDIF.
  FIELD-SYMBOLS: <row> TYPE ANY, <col> TYPE ANY.
  DATA: ti_results TYPE ZBSPREP_VEND_T,
             wa_results TYPE ZBSPREP_VEND.
  ASSIGN p_row_data_ref->* TO <row>.
  ASSIGN COMPONENT p_column_key OF STRUCTURE <row> TO <col>.
  wa_results = <col>.
  DATA: html_bee TYPE REF TO CL_BSP_BEE_HTML.
  CREATE OBJECT html_bee.
  LOOP AT it_results INTO wa_results.
    icon = CL_BSP_MIMES=>SAP_ICON( id = 'ICON_GREEN_LIGHT' ).
  ENDLOOP.
  p_replacement_bee = CL_HTMLB_IMAGE=>FACTORY( id = p_cell_id src = icon ).
In my table view the column ICON doesnt show anything and the rare part is if I put breakpoint in the method and execute the page doesnt stop.
So I dont know if Im missing something.
My tableview layout is this:
<htmlb:tableView id             = "Monitor"
                                 selectionMode  = "SINGLESELECT"
                                 onRowSelection = "rowSelection"
                                 table          = "<%= it_results %>"
                                 iterator        = "<%= iterator  %>"
                                 design         = "ALTERNATING"
                                 filter         = "SERVER"
                                 sort           = "SERVER"
                                 headerVisible  = "FALSE"
                                 footerVisible  = "FALSE">
I declare a attribute iterator TYPE IF_HTMLB_TABLEVIEW_ITERATOR.
Someone could give a hand ?

Solved, I forget to set the attribute of the view in the REQUEST Method.
result_view->set_attribute( name = 'iterator' value = me ).

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         at com.evermind.server.ejb.interceptor.InvocationContextImpl.proceed(InvocationContextImpl.java:69)
         at com.evermind.server.ejb.StatefulSessionEJBObject.OC4J_invokeMethod(StatefulSessionEJBObject.java:840)
         at RemoteAMReservation_StatefulSessionBeanWrapper906.doMessage(RemoteAMReservation_StatefulSessionBeanWrapper906.java:286)
         at sun.reflect.GeneratedMethodAccessor63.invoke(Unknown Source)
         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
         at java.lang.reflect.Method.invoke(Method.java:585)
         at com.evermind.server.rmi.RmiMethodCall.run(RmiMethodCall.java:53)
         at com.evermind.util.ReleasableResourcePooledExecutor$MyWorker.run(ReleasableResourcePooledExecutor.java:303)
         at java.lang.Thread.run(Thread.java:595)
    ## Detail 0 ##
    java.io.NotSerializableException: oracle.jdbc.driver.T4CConnection
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         at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1369)
         at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1341)
         at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1284)
         at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1073)
         at java.io.ObjectOutputStream.writeArray(ObjectOutputStream.java:1245)
         at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1069)
         at java.io.ObjectOutputStream.writeArray(ObjectOutputStream.java:1245)
         at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1069)
         at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:291)
         at oracle.jbo.common.SvcMsgResponseValues.writeObject(SvcMsgResponseValues.java:116)
         at sun.reflect.GeneratedMethodAccessor65.invoke(Unknown Source)
         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
         at java.lang.reflect.Method.invoke(Method.java:585)
         at java.io.ObjectStreamClass.invokeWriteObject(ObjectStreamClass.java:890)
         at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1333)
         at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1284)
         at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1073)
         at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:291)
         at oracle.jbo.common.PiggybackOutput.getPiggybackStream(PiggybackOutput.java:173)
         at oracle.jbo.common.JboServiceMessage.marshalRefs(JboServiceMessage.java:267)
         at oracle.jbo.server.remote.PiggybackManager.marshalServiceMessage(PiggybackManager.java:343)
         at oracle.jbo.server.remote.PiggybackManager.marshalServiceMessage(PiggybackManager.java:316)
         at oracle.jbo.server.remote.AbstractRemoteApplicationModuleImpl.processMessage(AbstractRemoteApplicationModuleImpl.java:2283)
         at oracle.jbo.server.ApplicationModuleImpl.doMessage(ApplicationModuleImpl.java:7509)
         at oracle.jbo.server.remote.AbstractRemoteApplicationModuleImpl.sync(AbstractRemoteApplicationModuleImpl.java:2221)
         at oracle.jbo.server.remote.ejb.ServerApplicationModuleImpl.doMessage(ServerApplicationModuleImpl.java:79)
         at oracle.jbo.server.ejb.SessionBeanImpl.doMessage(SessionBeanImpl.java:474)
         at sun.reflect.GeneratedMethodAccessor7.invoke(Unknown Source)
         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
         at java.lang.reflect.Method.invoke(Method.java:585)
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         at com.evermind.server.ejb.interceptor.InvocationContextImpl.proceed(InvocationContextImpl.java:69)
         at com.evermind.server.ejb.interceptor.system.DMSInterceptor.invoke(DMSInterceptor.java:52)
         at com.evermind.server.ejb.interceptor.InvocationContextImpl.proceed(InvocationContextImpl.java:69)
         at com.evermind.server.ejb.interceptor.system.TxBeanManagedInterceptor.invoke(TxBeanManagedInterceptor.java:53)
         at com.evermind.server.ejb.interceptor.InvocationContextImpl.proceed(InvocationContextImpl.java:69)
         at com.evermind.server.ejb.interceptor.system.DMSInterceptor.invoke(DMSInterceptor.java:52)
         at com.evermind.server.ejb.interceptor.InvocationContextImpl.proceed(InvocationContextImpl.java:69)
         at com.evermind.server.ejb.StatefulSessionEJBObject.OC4J_invokeMethod(StatefulSessionEJBObject.java:840)
         at RemoteAMReservation_StatefulSessionBeanWrapper906.doMessage(RemoteAMReservation_StatefulSessionBeanWrapper906.java:286)
         at sun.reflect.GeneratedMethodAccessor63.invoke(Unknown Source)
         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
         at java.lang.reflect.Method.invoke(Method.java:585)
         at com.evermind.server.rmi.RmiMethodCall.run(RmiMethodCall.java:53)
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         at java.lang.Thread.run(Thread.java:595)This is a typical interaction between 2 server-side components (view-object and app module). Now the question is why is this exception thrown? Any answers?
    This application is one that we have migrated from 904 to 1013 and are trying to get it running in 3-tier.
    Regards,
    Anupam

    Sorry I missed out some semicolons, the script follws:
    -- The following TABLE was created to simulate the issue
    CREATE TABLE TEST_OBJECT
         ASSET_ID NUMBER,
         OBJECT_ID NUMBER,
         NAME VARCHAR2(50)
    INSERT INTO TEST_OBJECT VALUES(1,1,'AAA');
    INSERT INTO TEST_OBJECT VALUES(2,2,'BBB');
    INSERT INTO TEST_OBJECT VALUES(3,3,'CCC');
    COMMIT;
    SELECT * FROM TEST_OBJECT;
    -- The following TYPES was created to simulate the issue
    CREATE OR REPLACE
    TYPE DUTYRESULTOBJECTTAB AS TABLE OF DUTYRESULTOBJECT;
    CREATE OR REPLACE
    type DutyResultObject as object
    ( ASSET_ID number,
      OBJECT_ID number,
      NAME varchar2(150)
    -- The following PACKAGE N FUNCTION was created to simulate the issue
    CREATE OR REPLACE PACKAGE TESTOBJECTPKG
    IS
         FUNCTION OBJECTSEARCH(P_RESOURCE IN NUMBERLIST) RETURN DUTYRESULTOBJECTTAB;
    END;
    CREATE OR REPLACE PACKAGE BODY TESTOBJECTPKG
    IS
         FUNCTION OBJECTSEARCH(P_RESOURCE IN NUMBERLIST) RETURN DUTYRESULTOBJECTTAB
         IS
           BULKDUTYRESULTOBJECTTAB DUTYRESULTOBJECTTAB;
         BEGIN
           SELECT DUTYRESULTOBJECT(ASSET_ID, OBJECT_ID, NAME)
           BULK COLLECT INTO BULKDUTYRESULTOBJECTTAB
           FROM TEST_OBJECT;
           RETURN BULKDUTYRESULTOBJECTTAB;
         END;
    END;
    [\code]                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   

  • Problem with rotation and landscape mode in iOS 8

    From start of iOS 8 I have got problem with rotation in my iPhone 5S 32GB as well as in my iPad mini retina 32GB. Automatical rotation to landscape mode is not working correctly. For example if you take the phone or tablet to landscape mode in base display and tap to Safari, Mail, Messages, the app will start but stay in normal mode, not landscape. Then you have to back the phone to normal portrait mode and back to landscape and only then the phone do the landscape mode. I have never seen this problem in iOS 7 or older.
    Could you help me anyone with this problem? Or is the problem generally in iOS 8.
    Thanks a lot
    Jakub

    Brian, thanks, but it's not a rotation lock issue - at least not relating to the rotation lock setting. It's just a general use setting. Right now i have my iPhone propped in landscape mode. If I now hit the home button, essentially returning to a portrait setting though my phone is still positioned in landscape, then open any other app that supports landscape, that app WILL NOT orient itself to landscape mode. It will stay in portrait mode. The phone has to be physically oriented to portrait, then back to landscape for the app to register landscape mode properly. This is a glitch, and not a rotation lock issue. it ought to be noted that this was not an issue in iOS 7 or any previous iteration.

  • Problems with the Proxy Programme--Please help

    Hi All,
    I have written a simple proxy server in the form of a servlet. I changed the proxy config of my browser to connect to this servlet hosted on the default context(http://localhost:8080) of the Tomcat 5.0.25 . Well , this servlet internally connects to the proxy of the corporate LAN . The logic that I have applied is as follows. The servlet gets the request from the client (ie the browser in this case) , extracts the headers and contents from the request, sets them to a new request that it forms and finally send this new request to the proxy. When the proxy responds, the servlet collects the response headers and contents adn writes them in its response. To sum up , this servlet transparently carries the requests and responses between the client(browser) and the corporate LAN proxy. Now the problem is this. Let's say , now I am accessing http://www.google.com.The browser sends a request to my servlet with the following headers as they are extracted by my servlet.
    ProxyServer:::>posting request
    ProxyServer:::>headerValue::> headerName = accept : headerValue=*/*
    ProxyServer:::>headerValue::> headerName = referer : headerValue=http://www.google.com/
    ProxyServer:::>headerValue::> headerName = accept-language : headerValue=en-us
    ProxyServer:::>headerValue::> headerName = proxy-connection : headerValue=Keep-Alive
    ProxyServer:::>headerValue::> headerName = user-agent : headerValue=Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0; UB1.4_IE6.0_SP1; .NET CLR 1.0.3705; .NET CLR 1.1.4322)
    ProxyServer:::>headerValue::> headerName = host : headerValue=www.google.com
    ProxyServer:::>headerValue::> headerName = cookie : headerValue=PREF=ID=1be27c0a74f198ca:TM=1082058853:LM=1082058853:S=bu6ORrygzm8AUkm8
    ProxyServer:::>postRequest
    I set these headers into a new connection opened to the proxy and post a fresh request to the proxy,which, in turn responds with the following headers.
    ProxyServer:::>posted request successfully
    ProxyServer:::>writing response
    ProxyServer:::>writeResponse-->headerName = Proxy-Connection : headerValue = [close]
    ProxyServer:::>writeResponse-->headerName = Content-Length : headerValue = [257]
    ProxyServer:::>writeResponse-->headerName = Date : headerValue = [Tue, 13 Jul 2004 14:01:40 GMT]
    ProxyServer:::>writeResponse-->headerName = Content-Type : headerValue = [text/html]
    ProxyServer:::>writeResponse-->headerName = Server : headerValue = [NetCache appliance (NetApp/5.5R2)]
    ProxyServer:::>writeResponse-->headerName = Proxy-Authenticate : headerValue = [Basic realm="Charlotte - napxyclt2"]
    ProxyServer:::>writeResponse-->headerName = null : headerValue = [HTTP/1.1 407 Proxy Authentication Required]
    ProxyServer:::>writeResponse exiting
    ProxyServer:::>wrote response successfully
    I write these headers back to the client. According to what I was thinking, the client ie the browser would open a new dialog box asking for username/password owing to the presence of the "Proxy-Authenticate " header. But it does not happen that way. Rather the browser stops responsding and displays a blank page. Does anyone know why it happens this way? I am pasting the server prog below for everybody's reference.
    package server.proxy;
    //import all servlet related classes
    import javax.servlet.*;
    import javax.servlet.http.*;
    import java.util.*;
    import java.io.*;
    import java.net.*;
    import server.resources.*;
    //My Proxy server --->Currently it is very simplea and relies on
    //other proxy servers of an already connected network.
    public class ProxyServer extends HttpServlet
    //stores the resource bundle
    private ServerResBundle resBundle = null;
    //checks for the mode of operation
    private boolean proxySet = false;
    private String proxy = null;
    //storing the original System out/err etc
    private PrintStream sysOutOrig = null;
    private PrintStream sysErrOrig = null;
    private InputStream sysInOrig = null;
    //initialise certain features that are required later
    public void init() throws ServletException
    try
    //initialise the resource bundle
    this.initResBundle();
    System.out.println("ProxyServer:::>res bundle init");
    //set the mode of operation
    this.setMode();
    System.out.println("ProxyServer:::>mode set");
    //set the system out and err --System.setOut etc
    this.setSystemOutErr();
    System.out.println("ProxyServer:::>in/out/err set");
    }//End try
    catch(Exception e)
    System.out.println("Exception in init..."+(e.getMessage()));
    throw new ServletException(e);
    }//Edn
    catch(Throwable e)
    System.out.println("Irrecoverable Error...");
    throw new ServletException(e);
    }//End
    }//End init
    //method to init the resource bundle;
    private void initResBundle()
    this.resBundle = ServerResBundle.getBundle();
    }//End
    //method to set the mode of the server--proxy or direct
    private void setMode()
    //read the target proxy property from the bundle and
    //if it is set,take that URL
    String temp = (String)(this.resBundle.getResource(ResKeys.PROXY_SERVER));
    if ( (temp != null) && (temp.length() > 0) )
    this.proxySet = true;
    this.proxy = temp;
    temp = null;
    }//End
    }//End
    //method to set the system out and err etc
    private void setSystemOutErr() throws Exception
    //keep a copy of the original system out and error
    this.sysOutOrig = System.out;
    this.sysErrOrig = System.err;
    try
    //read the options adn if they are set, take the values directly
    String newOutStr = (String)(this.resBundle.getResource(ResKeys.SYSTEM_OUT));
    String newErrStr = (String)(this.resBundle.getResource(ResKeys.SYSTEM_ERR));
    if ((newOutStr != null) && (newOutStr.length() > 0))
    System.setOut(new PrintStream(new FileOutputStream(new File(newOutStr),true),true));
    }//End if
    if ((newErrStr != null) && (newErrStr.length() > 0))
    System.setErr(new PrintStream(new FileOutputStream(new File(newErrStr),true),true));
    }//End if
    }//End
    catch(Exception e)
    //restore the stuff
    System.setOut(this.sysOutOrig);
    System.setErr(this.sysErrOrig);
    }//End
    }//End
    //this is where the proxy functionalities will be embedded
    public void service(HttpServletRequest req,HttpServletResponse resp)
    throws ServletException,java.io.IOException
    //conenction URL
    URL target = null;
    //conenction to the remote object
    URLConnection targetConn = null;
    //stores the OOS and the OIS
    ObjectOutputStream oos = null;
    ObjectInputStream ois = null;
    try
    //check for the mode of operation
    if (proxySet)
    URLConnection objects go through two phases: first they are created, then they are connected.
    After being created, and before being connected, various options can be specified
    (e.g., doInput and UseCaches). After connecting, it is an error to try to set them.
    Operations that depend on being connected, like getContentLength, will implicitly perform the connection,
    if necessary.
    //for the URL to the proxy
    target=new URL(this.proxy);
    //conenct to the proxy
    targetConn = target.openConnection();
    //set the details of the connectuon
    targetConn.setDoInput(true);
    targetConn.setDoOutput(true);
    targetConn.setUseCaches(false);
    // If true, this URL is being examined in a context in which it makes sense to allow user interactions such as popping up an authentication dialog. If false, then no user interaction is allowed
    targetConn.setAllowUserInteraction(true);
    //connect to the remote object
    // targetConn.connect();//call this only when all the request properties are set
    System.out.println("ProxyServer:::>posting request");
    //post the received request to the URL
    this.postRequest(targetConn,req);
    System.out.println("ProxyServer:::>posted request successfully");
    System.out.println("ProxyServer:::>writing response");
    //receive the response
    //write the received response to the client
    this.writeResponse(targetConn,resp);
    System.out.println("ProxyServer:::>wrote response successfully");
    }//End if
    else
    //currently this functionality is not supported
    throw new ServletException(
    (String)(this.resBundle.getResource(ResKeys.ERR_FUNC_NOTSUPPORTED)));
    }//End
    }//End try
    catch(Exception e)
    if(e instanceof ServletException)
    throw (ServletException)e;
    }//End
    if (e instanceof IOException)
    throw (IOException)e;
    }//End
    //wrap it up in ServletException
    throw new ServletException(e);
    }//End
    }//End
    //method to write the response back to the client
    private void writeResponse(URLConnection targetConn,HttpServletResponse resp)
    throws ServletException
    //get all the header fields from the response connection and set them to the
    //response of the servlet
    Map headerFields = null;
    Iterator headerFieldEntries = null;
    Map.Entry header = null;
    //stores the input stream to the conn
    BufferedReader brConn = null;
    //stores the writer to the response
    PrintWriter prResp = null;
    //checks if the proxy authentication needed or not
    boolean proxyAuthReqd = false;
    try
    //juste ensuring that the proxy authentication is reset
    proxyAuthReqd = false;
    if( (targetConn != null) && (resp != null) )
    //Returns an unmodifiable Map of the header fields.
    //The Map keys are Strings that represent the response-header field names.
    //Each Map value is an unmodifiable List of Strings that represents the corresponding
    //field values
    headerFields = targetConn.getHeaderFields();
    //Returns a set view of the mappings contained in this map
    Set temp = headerFields.entrySet();
    //Returns an iterator over the elements in this set
    headerFieldEntries = temp.iterator();
    if (headerFieldEntries != null)
    while (headerFieldEntries.hasNext())
    Object tempHeader = headerFieldEntries.next();
    if (tempHeader instanceof Map.Entry)
    header = (Map.Entry)tempHeader;
    Object headerName = header.getKey();
    Object headerValue=header.getValue();
    System.out.println("ProxyServer:::>writeResponse-->headerName = "+headerName+" : headerValue = "+headerValue);
    //do not select the key-value pair if both the key adn the value are null
    if ( ( headerName == null) && (headerValue == null) )
    continue;
    }//Enmd
    if (headerValue != null)
    List headerValList = null;
    if (headerValue instanceof List)
    headerValList = (List)headerValue;
    }//End
    if(headerValList != null)
    for (int i=0;i<headerValList.size();i++)
    Object headerValueStr = headerValList.get(i);
    if (headerValueStr instanceof String)
    //note that the header-key can not be null for addHeader
    //I have made this temporary provision to make the programme work.
    resp.addHeader(( (headerName==null)? ("null_header"+i) :(String)headerName),
    (String)headerValueStr);
    //check if the proxy authentication required or not
    if (((String)headerValueStr).
    indexOf(resp.SC_PROXY_AUTHENTICATION_REQUIRED+"") != -1)
    System.out.println("ProxyServer:::>writeResponse-->proxy auth needed");
    //proxy authentication is needed
    proxyAuthReqd = true;
    }//End
    }//Ednd of
    else if (headerValueStr == null)
    resp.addHeader(( (headerName==null)? null :(String)headerName),
    null);
    }//End
    }//End for
    }//End if
    }//End if
    }//End
    }//End while
    }//End if
    //get the writer to the client
    prResp = resp.getWriter();
    System.out.println("ProxyServer:::>writeResponse-->proxyAuthReqd="+proxyAuthReqd);
    //juste test a simple header
    System.out.println("Proxy-Authenticate = "+(resp.containsHeader("Proxy-Authenticate")));
    //if the proxy asks you for authentication,pass on the same to the client
    //from whom you have received the request.When this flag is true,the connection
    //is closed by the remotehost adn hence any attempt to open in input steram
    //results in an error ie IOException
    if (!proxyAuthReqd)
    //now get the content adn write it to the response too
    brConn = new BufferedReader(new InputStreamReader(
    targetConn.getInputStream()));
    String tempStr = null;
    while ((tempStr = brConn.readLine())!=null)
    prResp.println(tempStr);
    }//End while
    //close the connections
    brConn.close();
    }//End if
    else
    prResp.println("Proxy Authentication needed...");
    }//End
    //close the streams
    prResp.flush();
    prResp.close();
    }//End if
    System.out.println("ProxyServer:::>writeResponse exiting\n");
    }//End try
    catch(Exception e)
    throw new ServletException(e);
    }//End
    }//End
    //method to post request to the internet
    private void postRequest(URLConnection targetConn,HttpServletRequest req)
    throws ServletException
    //extract the header parameters and the body content from the incoming request
    //and set them to the new connection
    Enumeration reqHeaders = null;
    //reads the incoming request's content
    BufferedReader brReqRd = null;
    PrintWriter prResWt = null;
    //stores temp header names and values
    String headerName = null;
    String headerValue = null;
    try
    if( (targetConn != null) && (req != null) )
    reqHeaders = req.getHeaderNames();
    //extract a header adn set it to the new connection
    while (reqHeaders.hasMoreElements())
    headerName = (String)(reqHeaders.nextElement());
    headerValue = req.getHeader(headerName);
    targetConn.setRequestProperty(headerName,headerValue);
    System.out.println("ProxyServer:::>headerValue::> headerName = "+headerName+" : headerValue="+headerValue);
    }//End
    System.out.println("ProxyServer:::>postRequest\n");
    //establis the actual connection
    //calling this method bfore the above loop results in IllegalStateException
    targetConn.connect();
    //NOTE : try reading from and writing into OIS and OOS respectively
    //now read the contents and write them to the connection
    // brReqRd = req.getReader(); //this hangs for some reason
    brReqRd = new BufferedReader(new InputStreamReader(req.getInputStream()));
    System.out.println("Got the reader..brReqRd = "+brReqRd);
    if (brReqRd != null)
    String temp = null;
    //establish the printwriter
    // prResWt = new PrintWriter(targetConn.getOutputStream(),true);
    prResWt = new PrintWriter(targetConn.getOutputStream());
    System.out.println("trying to read in a loop from brReqRd.. ready="+(brReqRd.ready()));
    while( (brReqRd.ready()) && ((temp=brReqRd.readLine()) != null) )
    System.out.println("In while::>temp = "+temp);
    prResWt.println(temp);
    }//Emd while
    //close the streams adn go back
    brReqRd.close();
    prResWt.flush();
    prResWt.close();
    }//End
    }//End outer if
    System.out.println("ProxyServer:::>postRequest exiting\n");
    }//End try
    catch(Exception e)
    throw new ServletException(e);
    }//End
    }//End
    }//End

    Hi serlank ,
    Thanks for your reply. Well , I initially I thought of not pasting the code,as it was too long. But I could not help it,as I thought I must show in code what I exactly meant. That's why I followed a description of my problem with the code. You could probably have copied the code and pasted it in one of your favourite editors to take a look at it. Did you,by any chance, try to read it on the browser? And as regards reposting the same message, I can say that I did it as I felt the subject was not quite appropriate in the first posting and I was not sure as to how I could delete/alter the posting. I am not asking for a code-fix,but some suggestions from some one who might ever have come across such a thing.Anyway, lemme know if you have any idea on it. Thanks...

  • Performance problems with jdk 1.5 on Linux plattform

    Performance problems with jdk 1.5 on Linux plattform
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    Is there any information available that helps?

    Here's the complete benchmark code I used:package test;
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    import java.util.ArrayList;
    import java.util.Iterator;
    import java.util.LinkedList;
    import java.util.Vector;
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         private int m_size;
         public IterationPerformanceTest(int size) {
              m_size = size;
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              Integer[] testArray = new Integer[m_size];
              for (int item = 0; item < m_size; item++) {
                   testArray[item] = new Integer(item);
              StringBuilder builder = new StringBuilder();
              long start = System.nanoTime();
              for (int index = 0; index < m_size; index++) {
                   builder.append(testArray[index]);
              long end = System.nanoTime();
              System.out.println(builder.length());
              return end - start;
         public long getArrayForEachDuration() {
              Integer[] testArray = new Integer[m_size];
              for (int item = 0; item < m_size; item++) {
                   testArray[item] = new Integer(item);
              StringBuilder builder = new StringBuilder();
              long start = System.nanoTime();
              for (Integer item : testArray) {
                   builder.append(item);
              long end = System.nanoTime();
              System.out.println(builder.length());
              return end - start;
         public long getArrayListForLoopDuration() {
              ArrayList<Integer> testList = new ArrayList<Integer>();
              for (int item = 0; item < m_size; item++) {
                   testList.add(item);
              StringBuilder builder = new StringBuilder();
              long start = System.nanoTime();
              for (int index = 0; index < m_size; index++) {
                   builder.append(testList.get(index));
              long end = System.nanoTime();
              System.out.println(builder.length());
              return end - start;
         public long getArrayListForEachDuration() {
              ArrayList<Integer> testList = new ArrayList<Integer>();
              for (int item = 0; item < m_size; item++) {
                   testList.add(item);
              StringBuilder builder = new StringBuilder();
              long start = System.nanoTime();
              for (Integer item : testList) {
                   builder.append(item);
              long end = System.nanoTime();
              System.out.println(builder.length());
              return end - start;
         public long getArrayListIteratorDuration() {
              ArrayList<Integer> testList = new ArrayList<Integer>();
              for (int item = 0; item < m_size; item++) {
                   testList.add(item);
              StringBuilder builder = new StringBuilder();
              long start = System.nanoTime();
              Iterator<Integer> iterator = testList.iterator();
              while(iterator.hasNext()) {
                   builder.append(iterator.next());
              long end = System.nanoTime();
              System.out.println(builder.length());
              return end - start;
         public long getLinkedListForLoopDuration() {
              LinkedList<Integer> testList = new LinkedList<Integer>();
              for (int item = 0; item < m_size; item++) {
                   testList.add(item);
              StringBuilder builder = new StringBuilder();
              long start = System.nanoTime();
              for (int index = 0; index < m_size; index++) {
                   builder.append(testList.get(index));
              long end = System.nanoTime();
              System.out.println(builder.length());
              return end - start;
         public long getLinkedListForEachDuration() {
              LinkedList<Integer> testList = new LinkedList<Integer>();
              for (int item = 0; item < m_size; item++) {
                   testList.add(item);
              StringBuilder builder = new StringBuilder();
              long start = System.nanoTime();
              for (Integer item : testList) {
                   builder.append(item);
              long end = System.nanoTime();
              System.out.println(builder.length());
              return end - start;
         public long getLinkedListIteratorDuration() {
              LinkedList<Integer> testList = new LinkedList<Integer>();
              for (int item = 0; item < m_size; item++) {
                   testList.add(item);
              StringBuilder builder = new StringBuilder();
              long start = System.nanoTime();
              Iterator<Integer> iterator = testList.iterator();
              while(iterator.hasNext()) {
                   builder.append(iterator.next());
              long end = System.nanoTime();
              System.out.println(builder.length());
              return end - start;
         public long getVectorForLoopDuration() {
              Vector<Integer> testVector = new Vector<Integer>();
              for (int item = 0; item < m_size; item++) {
                   testVector.add(item);
              StringBuilder builder = new StringBuilder();
              long start = System.nanoTime();
              for (int index = 0; index < m_size; index++) {
                   builder.append(testVector.get(index));
              long end = System.nanoTime();
              System.out.println(builder.length());
              return end - start;
         public long getVectorForEachDuration() {
              Vector<Integer> testVector = new Vector<Integer>();
              for (int item = 0; item < m_size; item++) {
                   testVector.add(item);
              StringBuilder builder = new StringBuilder();
              long start = System.nanoTime();
              for (Integer item : testVector) {
                   builder.append(item);
              long end = System.nanoTime();
              System.out.println(builder.length());
              return end - start;
         public long getVectorIteratorDuration() {
              Vector<Integer> testVector = new Vector<Integer>();
              for (int item = 0; item < m_size; item++) {
                   testVector.add(item);
              StringBuilder builder = new StringBuilder();
              long start = System.nanoTime();
              Iterator<Integer> iterator = testVector.iterator();
              while(iterator.hasNext()) {
                   builder.append(iterator.next());
              long end = System.nanoTime();
              System.out.println(builder.length());
              return end - start;
          * @param args
         public static void main(String[] args) {
              IterationPerformanceTest test = new IterationPerformanceTest(1000000);
              System.out.println("\n\nRESULTS:");
              long arrayForLoop = test.getArrayForLoopDuration();
              long arrayForEach = test.getArrayForEachDuration();
              long arrayListForLoop = test.getArrayListForLoopDuration();
              long arrayListForEach = test.getArrayListForEachDuration();
              long arrayListIterator = test.getArrayListIteratorDuration();
    //          long linkedListForLoop = test.getLinkedListForLoopDuration();
              long linkedListForEach = test.getLinkedListForEachDuration();
              long linkedListIterator = test.getLinkedListIteratorDuration();
              long vectorForLoop = test.getVectorForLoopDuration();
              long vectorForEach = test.getVectorForEachDuration();
              long vectorIterator = test.getVectorIteratorDuration();
              System.out.println("Array      for-loop: " + getPercentage(arrayForLoop, arrayForLoop) + "% ("+getDuration(arrayForLoop)+" sec)");
              System.out.println("Array      for-each: " + getPercentage(arrayForLoop, arrayForEach) + "% ("+getDuration(arrayForEach)+" sec)");
              System.out.println("ArrayList  for-loop: " + getPercentage(arrayForLoop, arrayListForLoop) + "% ("+getDuration(arrayListForLoop)+" sec)");
              System.out.println("ArrayList  for-each: " + getPercentage(arrayForLoop, arrayListForEach) + "% ("+getDuration(arrayListForEach)+" sec)");
              System.out.println("ArrayList  iterator: " + getPercentage(arrayForLoop, arrayListIterator) + "% ("+getDuration(arrayListIterator)+" sec)");
    //          System.out.println("LinkedList for-loop: " + getPercentage(arrayForLoop, linkedListForLoop) + "% ("+getDuration(linkedListForLoop)+" sec)");
              System.out.println("LinkedList for-each: " + getPercentage(arrayForLoop, linkedListForEach) + "% ("+getDuration(linkedListForEach)+" sec)");
              System.out.println("LinkedList iterator: " + getPercentage(arrayForLoop, linkedListIterator) + "% ("+getDuration(linkedListIterator)+" sec)");
              System.out.println("Vector     for-loop: " + getPercentage(arrayForLoop, vectorForLoop) + "% ("+getDuration(vectorForLoop)+" sec)");
              System.out.println("Vector     for-each: " + getPercentage(arrayForLoop, vectorForEach) + "% ("+getDuration(vectorForEach)+" sec)");
              System.out.println("Vector     iterator: " + getPercentage(arrayForLoop, vectorIterator) + "% ("+getDuration(vectorIterator)+" sec)");
         private static NumberFormat percentageFormat = NumberFormat.getInstance();
         static {
              percentageFormat.setMinimumIntegerDigits(3);
              percentageFormat.setMaximumIntegerDigits(3);
              percentageFormat.setMinimumFractionDigits(2);
              percentageFormat.setMaximumFractionDigits(2);
         private static String getPercentage(long base, long value) {
              double result = (double) value / (double) base;
              return percentageFormat.format(result * 100.0);
         private static NumberFormat durationFormat = NumberFormat.getInstance();
         static {
              durationFormat.setMinimumIntegerDigits(1);
              durationFormat.setMaximumIntegerDigits(1);
              durationFormat.setMinimumFractionDigits(4);
              durationFormat.setMaximumFractionDigits(4);
         private static String getDuration(long nanos) {
              double result = (double)nanos / (double)1000000000;
              return durationFormat.format(result);
    }

  • Performance problems with new Java Tiger style recommendations

    Performance problems with jdk 1.5 on Linux plattform
    (not tested on Windows, might be the same)
    using the new style recommendations.
    I need fast Vector loops for high speed mathematical calculations, some
    hints about the fastest way to program that loop would be also great!
    After refactoring using the new features from java 1.5 (as recommended from
    SUN) I lost performance significantly:
    using a vector:
    public Vector<unit> units;
    The new code (recommended from SUN for Java Tiger for redesign):
    for (unit u: units) u.accumulate();
    runs more than 30% slower than the old code:
    for (int i = 0; i < units.size(); i++) units.elementAt(i).accumulate();
    I expected the opposite.
    Is there any information available that helps?
    The following additional information I got from Mr. Shankar Unni:
    I got some fairly anomalous results comparing ArrayList and Vector: for the
    1.5-style loops, ArrayList was faster then Vector, but for a loop with get()
    calls, Vector was faster. Vector was even faster than that using
    elementAt(), which was a surprise:
    For a million summing iterations over a 100-element array:
    vector elementAt loop took 3446 ms.
    vector get loop took 3796 ms.
    vector iterator loop took 5469 ms.
    arraylist get loop took 4136 ms.
    arraylist iterator loop took 4668 ms.

    If your topic doesn't change, please stay in your original post.

  • Problem with focus border and ListCellRenderer in custom listbox

    I have a bug in some code that I adapted from another posting on this board -- basically what I've done is I have a class that implements a custom "key/value" mapping listbox in which each list item/cell is actually a JPanel consisting of 3 JLabels: the first label is the "key", the second is a fixed "==>" mapping string, and the 3rd is the value to which "key" is mapped.
    The code works fine as long as the list cell doesn't have the focus. When it does, it draws a border rectangle to indicate focus, but if the listbox needs to scroll horizontally to display all the text, part of the text gets cut off (i.e. "sometex..." where "sometext" should be displayed).
    The ListCellRenderer creates a Gridlayout to lay out the 3 labels in the cell's JPanel.
    What can I do to remedy this situation? I'm not sure what I'd need to do in terms of setting the size of the panel so that all the text gets displayed OK within the listbox. Or if there's something else I can do to fix this. The code and a main() to run the code are provided below. To reproduce the problem, click the Add Left and Add Right buttons to add a "mapping" -- when it doesn't have focus, everything displays fine, but when you give it focus, note the text on the right label gets cut off.
    //======================================================================
    // Begin Source Listing
    //======================================================================
    import java.awt.*;
    import java.awt.event.*;
    import javax.swing.*;
    import java.util.Collection;
    import java.util.Iterator;
    import java.util.Vector;
    import java.util.Enumeration;
    public class TwoColumnListbox extends JPanel
    private JList m_list;
    private JScrollPane m_Pane;
    public TwoColumnListbox(Collection c)
         DataMapListModel model = new DataMapListModel();
         if (c != null)
         Iterator it = c.iterator();
         while (it.hasNext())
         model.addElement(it.next());
         m_list = new JList(model);
         ListBoxRenderer renderer= new ListBoxRenderer();
              m_list.setCellRenderer(renderer);
              setLayout(new BorderLayout());
              m_list.setVisibleRowCount(4);
              m_Pane = new JScrollPane(m_list);
              add(m_Pane, BorderLayout.NORTH);
    public JList getList()
    return m_list;
    public JScrollPane getScrollPane()
    return m_Pane;
    public static void main(String s[])
              JFrame frame = new JFrame("TwoColumnListbox");
              frame.addWindowListener(new WindowAdapter() {
              public void windowClosing(WindowEvent e) {System.exit(0);}
    final DataMappings dm = new DataMappings();
    final TwoColumnListbox lb = new TwoColumnListbox(dm.getMappings());
              final DataMap map = new DataMap();
              JButton leftAddBtn = new JButton("Add Left");
              leftAddBtn.addActionListener(new ActionListener() {
              public void actionPerformed(ActionEvent e)
              map.setSource("JButton1");
              DefaultListModel model = new DefaultListModel();
              model.addElement(map);
              lb.getList().setModel(model);
              JButton leftRemoveBtn = new JButton("Remove Left");
              leftRemoveBtn.addActionListener(new ActionListener() {
              public void actionPerformed(ActionEvent e)
              map.setSource("");
              DefaultListModel model = new DefaultListModel();
              model.addElement(map);
              lb.getList().setModel(model);
              JButton rightAddBtn = new JButton("Add Right");
    rightAddBtn.addActionListener(new ActionListener() {
              public void actionPerformed(ActionEvent e)
              map.setDestination("/getQuote/symbol[]");
              DefaultListModel model = new DefaultListModel();
              model.addElement(map);
              lb.getList().setModel(model);
              JButton rightRemoveBtn = new JButton("Remove Right");
    rightRemoveBtn.addActionListener(new ActionListener() {
              public void actionPerformed(ActionEvent e)
              map.setDestination("");
              DefaultListModel model = new DefaultListModel();
              model.addElement(map);
              lb.getList().setModel(model);
              JPanel leftPanel = new JPanel(new BorderLayout());
              leftPanel.add(leftAddBtn, BorderLayout.NORTH);
              leftPanel.add(leftRemoveBtn, BorderLayout.SOUTH);
    JPanel rightPanel = new JPanel(new BorderLayout());
              rightPanel.add(rightAddBtn, BorderLayout.NORTH);
              rightPanel.add(rightRemoveBtn, BorderLayout.SOUTH);
    frame.getContentPane().add(leftPanel, BorderLayout.WEST);
              frame.getContentPane().add(lb,BorderLayout.CENTER);
    frame.getContentPane().add(rightPanel, BorderLayout.EAST);
              frame.pack();
              frame.setVisible(true);
         class ListBoxRenderer extends JPanel implements ListCellRenderer
              private JLabel left;
              private JLabel arrow;
              private JLabel right;
              private Color clrForeground = UIManager.getColor("List.foreground");
    private Color clrBackground = UIManager.getColor("List.background");
    private Color clrSelectionForeground = UIManager.getColor("List.selectionForeground");
    private Color clrSelectionBackground = UIManager.getColor("List.selection.Background");
              public ListBoxRenderer()
                   setLayout(new GridLayout(1, 2, 10, 0));
                   //setBorder(BorderFactory.createEmptyBorder(4, 4, 4, 4));
                   left = new JLabel("");
                   left.setForeground(clrForeground);               
                   arrow = new JLabel("");
                   arrow.setHorizontalAlignment(SwingConstants.CENTER);
                   arrow.setForeground(clrForeground);
                   right = new JLabel("");
                   right.setHorizontalAlignment(SwingConstants.RIGHT);
                   right.setForeground(clrForeground);
                   add(left);
                   add(arrow);
                   add(right);
              public Component getListCellRendererComponent(JList list, Object value,
                        int index, boolean isSelected, boolean cellHasFocus)
                   if (isSelected)
                        setBackground(list.getSelectionBackground());
                        setForeground(list.getSelectionForeground());
                        left.setForeground(clrSelectionForeground);
                        arrow.setForeground(clrSelectionForeground);
                        right.setForeground(clrSelectionForeground);
                   else
                        setBackground(list.getBackground());
                        setForeground(list.getForeground());
                   left.setForeground(clrForeground);
                        arrow.setForeground(clrForeground);
                        right.setForeground(clrForeground);               
                   // draw focus rectangle if control has focus. Problem with focus
    // and cut off text!!
                   if (cellHasFocus)
                   // FIXME: for Windows LAF I'm not getting the correct thing here for some reason.
                   // Looks OK on Metal though.
                   setBorder(BorderFactory.createLineBorder(UIManager.getColor("focusCellHighlightBorder")));
                   else
                   setBorder(BorderFactory.createEmptyBorder());               
    DataMap map = (DataMap) value;
                   String displaySource = map.getSource();
                   String displayDest = map.getDestination();
                   left.setText(displaySource);
                   arrow.setText("=>to<=");
                   right.setText(displayDest);
                   return this;
    /** Interface for macro editor UI
    * @version 1.0
    class DataMappings
    private Collection mappings;
    public DataMappings()
    setMappings(new Vector(0));
    public DataMappings(Collection maps)
    setMappings(maps);
    /** gets mapping value of a specified source object
    * @param src -- the "key" or source object, what is mapped.
    * @return what the source object is mapped to
    * @version 1.0
    public Object getValue(String src)
    if (src != null)
    Iterator it = mappings.iterator();
    while (it.hasNext());
    DataMap thisMap = (DataMap) it.next();
    if (thisMap.getSource().equals(src))
    return thisMap.getDestination();
    return null;
    /** sets mapping value of a specified source object
    * @param src -- the "key" or source object, what is mapped.
    * @param what the source object is to be mapped to
    * @version 1.0
    public void setValue(String src, String dest)
    if (src != null)
    // see if the value is in there first.
    Iterator it = mappings.iterator();
    while (it.hasNext())
    DataMap thisMap = (DataMap) it.next();
    if (thisMap.getSource().equals(src))
    thisMap.setDestination(dest);
    return;
    // not in the collection, add it
    mappings.add(new DataMap(src, dest));
    /** gets collection of mappings
    * @return a collection of all mappings in this object.
    * @version 1.0
    public Collection getMappings()
    return mappings;
    /** sets collection of mappings
    * @param maps a collection of src to destination mappings.
    * @version 1.0
    public void setMappings(Collection maps)
    mappings = maps;
    /** adds a DataMap
    * @param map a DataMap to add to the mappings
    * @version 1.0
    public void add(DataMap map)
    if (map != null)
    mappings.add(map);
    class DataMap
    public DataMap() {}
    public DataMap(String source, String destination)
    m_source = source;
    m_destination = destination;
    public String getSource()
    return m_source;
    public void setSource(String s)
    m_source = s;
    public String getDestination()
    return m_destination;
    public void setDestination(String s)
    m_destination = s;
    protected String m_source = null;
    protected String m_destination = null;
    /** list model for datamaps that provides ways
    * to determine whether a source is already mapped or
    * a destination is already mapped.
    class DataMapListModel extends DefaultListModel
    public DataMapListModel()
    super();          
    /** determines whether a source is already mapped
    * @param src -- the source property of a datamapping
    * @return true if the source is in the list, false if not
    public boolean containsSource(Object src)
    Enumeration enum = elements();
    while (enum.hasMoreElements())
    DataMap dm = (DataMap) enum.nextElement();
    if (dm.getSource().equals(src))
    return true;
    return false;
    /** determines whether a destination is already mapped
    * @param dest -- the destination property of a datamapping
    * @return true if the destination is in the list, false if not
    public boolean containsDest(Object dest)
    Enumeration enum = elements();
    while (enum.hasMoreElements())
    DataMap dm = (DataMap) enum.nextElement();
    if (dm.getDestination().equals(dest))
    return true;
    return false;
    public DataMappings getDataMaps()
    DataMappings maps = new DataMappings();
    // add all the datamaps in the model
    Enumeration enum = elements();
    while (enum.hasMoreElements())
    DataMap dm = (DataMap) enum.nextElement();
    maps.add(dm);
    return maps;
    //======================================================================
    // End of Source Listing
    //======================================================================

    I did not read the program, but the chopping looks like a layout problem.
    I think it's heavy to use a panel + 3 components in a gridlayout for each cell. look at this sample where i draw the Cell myself,
    import java.awt.*;
    import javax.swing.*;
    import java.awt.event.*;
    import java.util.*;
    public class Jlist3 extends JFrame 
         Vector      v  = new Vector();
         JList       jc = new JList(v);
         JScrollPane js = new JScrollPane(jc);
    public Jlist3()
         addWindowListener(new WindowAdapter()
        {     public void windowClosing(WindowEvent ev)
              {     dispose();
                   System.exit(0);}});
         for (int j=0; j < 70; j++)     v.add(""+j*1000+"a  d"+j);
           setBounds(1,1,400,310);
         getContentPane().add(js);
         js.setPreferredSize(new Dimension(230,259));
         jc.setSelectedIndex(1);
         jc.setCellRenderer(new MyCellRenderer());
         getContentPane().setLayout(new FlowLayout());
         setVisible(true);
    public class MyCellRenderer extends JLabel implements ListCellRenderer
         String  txt;
         int     idx;
         boolean sel;
    public Component getListCellRendererComponent(JList list,
                             Object  value,           // value to display
                             int     index,           // cell index
                             boolean isSelected,      // is the cell selected
                             boolean cellHasFocus)    // the list and the cell have the focus
         idx = index;
         txt = value.toString();
         sel = isSelected;
         setText(txt);
         return(this);
    public void paintComponent(Graphics g)
         if (idx%2 == 1) g.setColor(Color.white);
              else        g.setColor(Color.lightGray);
         if (sel)        g.setColor(Color.blue);
         g.fillRect(0,0,getWidth(),getHeight());
         StringTokenizer st = new StringTokenizer(txt.trim()," ");
         g.setColor(Color.black);
         if (st.hasMoreTokens())     g.drawString(st.nextToken(),1,14);
         g.setColor(Color.red);
         g.drawString("===>",70,14);
         g.setColor(Color.black);
         if (st.hasMoreTokens())     g.drawString(st.nextToken(),110,14);
    public static void main (String[] args) 
         new Jlist3();
    Noah
    import java.awt.*;
    import javax.swing.*;
    import java.awt.event.*;
    import java.util.*;
    public class Jlist3 extends JFrame
         Vector v = new Vector();
         JList jc = new JList(v);
         JScrollPane js = new JScrollPane(jc);
    public Jlist3()
         addWindowListener(new WindowAdapter()
    {     public void windowClosing(WindowEvent ev)
              {     dispose();
                   System.exit(0);}});
         for (int j=0; j < 70; j++)     v.add(""+j*1000+"a d"+j);
         setBounds(1,1,400,310);
         getContentPane().add(js);
         js.setPreferredSize(new Dimension(230,259));
         jc.setSelectedIndex(1);
         jc.setCellRenderer(new MyCellRenderer());
         getContentPane().setLayout(new FlowLayout());
         setVisible(true);
    public class MyCellRenderer extends JLabel implements ListCellRenderer
         String txt;
         int idx;
         boolean sel;
    public Component getListCellRendererComponent(JList list,
                             Object value, // value to display
                             int index, // cell index
                             boolean isSelected, // is the cell selected
                             boolean cellHasFocus) // the list and the cell have the focus
         idx = index;
         txt = value.toString();
         sel = isSelected;
         setText(txt);
         return(this);
    public void paintComponent(Graphics g)
         if (idx%2 == 1) g.setColor(Color.white);
              else g.setColor(Color.lightGray);
         if (sel) g.setColor(Color.blue);
         g.fillRect(0,0,getWidth(),getHeight());
         StringTokenizer st = new StringTokenizer(txt.trim()," ");
         g.setColor(Color.black);
         if (st.hasMoreTokens())     g.drawString(st.nextToken(),1,14);
         g.setColor(Color.red);
         g.drawString("===>",70,14);
         g.setColor(Color.black);
         if (st.hasMoreTokens())     g.drawString(st.nextToken(),110,14);
    public static void main (String[] args)
         new Jlist3();
    }

  • Problem with filling nodes of a context with data

    hi,
    i've got the following problem with filling a controller context:
    the context of the controller looks like:
    Context
    |-Node1             0..n singleton
      |-Subnode1        0..n singleton
      | |-SubVal1.1
      | |-SubVal1.2
      |-Subnode2        0..n singleton
      | |-Subval2.1
      | |-Subval2.2
      |-Val1.1
      |-Val1.2
    that means every Element of Node1 should have its own Subnode-Elements & Val1-Values
    in wdDoInit() of the controller I fill the context like this:
    Collection Node1, SubNode1, SubNode2
    for (Iterator iter = Node1.iterator(); iter.hasNext;) {
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    kr, achim

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