Thanks everyone for your replies.
I have used the following code for checking the images existence.
String getPath = getProtocol+"://"+getDomain+"/catalogImages";
try {
url = new URL(getPath + "/"+fgPartNumber+".JPG");
URLConnection myConn = (HttpURLConnection)url.openConnection();
myConn.setRequestProperty("User-agent","Mozilla/4.0");
myConn.connect();
inputStream = myConn.getInputStream().toString();
smallImage = "true";
} catch (FileNotFoundException ex) {
smallImage = "false";
ex.printStackTrace();
}
used that part of code for all the three images and checking whether they exist or not, and it is working fine.
But the issue it is only working for sometime after 2 to 3 days i am getting a exception saying
java.io.IOException: Server returned HTTP response code: 403 for URL:
[9/9/10 0:40:42:733 EDT] e649f1 SystemErr at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:794)
[9/9/10 0:40:42:733 EDT] e649f1 SystemErr at org.apache.jsp._part_5F_information._jspService(_part_5F_information.java:726)
[9/9/10 0:40:42:733 EDT] e649f1 SystemErr at com.ibm.ws.webcontainer.jsp.runtime.HttpJspBase.service(HttpJspBase.java:89)
[9/9/10 0:40:42:733 EDT] e649f1 SystemErr at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
[9/9/10 0:40:42:734 EDT] e649f1 SystemErr at com.ibm.ws.webcontainer.jsp.servlet.JspServlet$JspServletWrapper.service(JspServlet.java:388)
[9/9/10 0:40:42:734 EDT] e649f1 SystemErr at com.ibm.ws.webcontainer.jsp.servlet.JspServlet.serviceJspFile(JspServlet.java:745)
[9/9/10 0:40:42:734 EDT] e649f1 SystemErr at com.ibm.ws.webcontainer.jsp.servlet.JspServlet.service(JspServlet.java:843)
[9/9/10 0:40:42:734 EDT] e649f1 SystemErr at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
[9/9/10 0:40:42:734 EDT] e649f1 SystemErr at com.ibm.ws.webcontainer.servlet.StrictServletInstance.doService(StrictServletInstance.java:110)
[9/9/10 0:40:42:734 EDT] e649f1 SystemErr at com.ibm.ws.webcontainer.servlet.StrictLifecycleServlet._service(StrictLifecycleServlet.java:174)
[9/9/10 0:40:42:734 EDT] e649f1 SystemErr at com.ibm.ws.webcontainer.servlet.IdleServletState.service(StrictLifecycleServlet.java:313)
[9/9/10 0:40:42:734 EDT] e649f1 SystemErr at com.ibm.ws.webcontainer.servlet.StrictLifecycleServlet.service(StrictLifecycleServlet.java:116)
[9/9/10 0:40:42:734 EDT] e649f1 SystemErr at com.ibm.ws.webcontainer.servlet.ServletInstance.service(ServletInstance.java:283)
[9/9/10 0:40:42:734 EDT] e649f1 SystemErr at com.ibm.ws.webcontainer.servlet.ValidServletReferenceState.dispatch(ValidServletReferenceState.java:42)
[9/9/10 0:40:42:735 EDT] e649f1 SystemErr at com.ibm.ws.webcontainer.servlet.ServletInstanceReference.dispatch(ServletInstanceReference.java:40)
[9/9/10 0:40:42:735 EDT] e649f1 SystemErr at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.handleWebAppDispatch(WebAppRequestDispatcher.java:1036)
[9/9/10 0:40:42:735 EDT] e649f1 SystemErr at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.dispatch(WebAppRequestDispatcher.java:544)
[9/9/10 0:40:42:735 EDT] e649f1 SystemErr at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.forward(WebAppRequestDispatcher.java:210)
[9/9/10 0:40:42:735 EDT] e649f1 SystemErr at org.apache.struts.action.RequestProcessor.doForward(RequestProcessor.java:1056)
[9/9/10 0:40:42:735 EDT] e649f1 SystemErr at org.apache.struts.action.RequestProcessor.processForwardConfig(RequestProcessor.java:388)
[9/9/10 0:40:42:735 EDT] e649f1 SystemErr at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:231)
[9/9/10 0:40:42:735 EDT] e649f1 SystemErr at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1164)
[9/9/10 0:40:42:735 EDT] e649f1 SystemErr at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:397)
[9/9/10 0:40:42:735 EDT] e649f1 SystemErr at javax.servlet.http.HttpServlet.service(HttpServlet.java:740)
[9/9/10 0:40:42:735 EDT] e649f1 SystemErr at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
[9/9/10 0:40:42:736 EDT] e649f1 SystemErr at com.ibm.ws.webcontainer.servlet.StrictServletInstance.doService(StrictServletInstance.java:110)
[9/9/10 0:40:42:736 EDT] e649f1 SystemErr at com.ibm.ws.webcontainer.servlet.StrictLifecycleServlet._service(StrictLifecycleServlet.java:174)
[9/9/10 0:40:42:736 EDT] e649f1 SystemErr at com.ibm.ws.webcontainer.servlet.IdleServletState.service(StrictLifecycleServlet.java:313)
[9/9/10 0:40:42:736 EDT] e649f1 SystemErr at com.ibm.ws.webcontainer.servlet.StrictLifecycleServlet.service(StrictLifecycleServlet.java:116)
[9/9/10 0:40:42:736 EDT] e649f1 SystemErr at com.ibm.ws.webcontainer.servlet.ServletInstance.service(ServletInstance.java:283)
[9/9/10 0:40:42:736 EDT] e649f1 SystemErr at com.ibm.ws.webcontainer.servlet.ValidServletReferenceState.dispatch(ValidServletReferenceState.java:42)
[9/9/10 0:40:42:736 EDT] e649f1 SystemErr at com.ibm.ws.webcontainer.servlet.ServletInstanceReference.dispatch(ServletInstanceReference.java:40)
[9/9/10 0:40:42:736 EDT] e649f1 SystemErr at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.handleWebAppDispatch(WebAppRequestDispatcher.java:1036)
[9/9/10 0:40:42:736 EDT] e649f1 SystemErr at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.dispatch(WebAppRequestDispatcher.java:544)
[9/9/10 0:40:42:736 EDT] e649f1 SystemErr at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.forward(WebAppRequestDispatcher.java:210)
[9/9/10 0:40:42:737 EDT] e649f1 SystemErr at com.ibm.ws.webcontainer.srt.WebAppInvoker.doForward(WebAppInvoker.java:139)
[9/9/10 0:40:42:737 EDT] e649f1 SystemErr at com.ibm.ws.webcontainer.srt.WebAppInvoker.handleInvocationHook(WebAppInvoker.java:332)
[9/9/10 0:40:42:737 EDT] e649f1 SystemErr at com.ibm.ws.webcontainer.cache.invocation.CachedInvocation.handleInvocation(CachedInvocation.java:71)
[9/9/10 0:40:42:738 EDT] e649f1 SystemErr at com.ibm.ws.webcontainer.cache.invocation.CacheableInvocationContext.invoke(CacheableInvocationContext.java:120)
[9/9/10 0:40:42:738 EDT] e649f1 SystemErr at com.ibm.ws.webcontainer.srp.ServletRequestProcessor.dispatchByURI(ServletRequestProcessor.java:250)
[9/9/10 0:40:42:738 EDT] e649f1 SystemErr at com.ibm.ws.webcontainer.oselistener.OSEListenerDispatcher.service(OSEListener.java:334)
[9/9/10 0:40:42:738 EDT] e649f1 SystemErr at com.ibm.ws.webcontainer.http.HttpConnection.handleRequest(HttpConnection.java:56)
[9/9/10 0:40:42:738 EDT] e649f1 SystemErr at com.ibm.ws.http.HttpConnection.readAndHandleRequest(HttpConnection.java:652)
[9/9/10 0:40:42:738 EDT] e649f1 SystemErr at com.ibm.ws.http.HttpConnection.run(HttpConnection.java:448)
[9/9/10 0:40:42:738 EDT] e649f1 SystemErr at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:937)
If i restart the application server it is again working for 3 to 4 days.
Can anyone please help me out in this plzz