User: starksm
Date: 01/05/11 09:47:59
Modified: src/resources/web snoop.jsp
Log:
Add dump of the JNDI java:comp/env namespace
Revision Changes Path
1.2 +117 -4 jbosstest/src/resources/web/snoop.jsp
Index: snoop.jsp
===================================================================
RCS file: /cvsroot/jboss/jbosstest/src/resources/web/snoop.jsp,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -r1.1 -r1.2
--- snoop.jsp 2001/05/05 20:56:55 1.1
+++ snoop.jsp 2001/05/11 16:47:59 1.2
@@ -1,10 +1,123 @@
+<%@page import="java.io.*,javax.naming.*" %>
<html>
-<!--
- Copyright (c) 1999 The Apache Software Foundation. All rights
- reserved.
--->
+<%!
+ private String initException;
+ private String jndiEnvCtxInfo;
+ public void jspInit()
+ {
+ StringBuffer tmp = new StringBuffer();
+ try
+ {
+ InitialContext ctx = new InitialContext();
+ Context envCtx = (Context) ctx.lookup("java:comp/env");
+ list(envCtx, "", tmp, true);
+ jndiEnvCtxInfo = tmp.toString();
+ }
+ catch(NamingException e)
+ {
+ formatException(tmp, e);
+ initException = tmp.toString();
+ }
+ }
+
+ private void list(Context ctx, String indent, StringBuffer buffer, boolean
verbose)
+ {
+ ClassLoader loader = Thread.currentThread().getContextClassLoader();
+ try
+ {
+ NamingEnumeration ne = ctx.list("");
+ while( ne.hasMore() )
+ {
+ NameClassPair pair = (NameClassPair) ne.next();
+ boolean recursive = false;
+ boolean isLinkRef = false;
+ try
+ {
+ Class c = loader.loadClass(pair.getClassName());
+ if( Context.class.isAssignableFrom(c) )
+ recursive = true;
+ if( LinkRef.class.isAssignableFrom(c) )
+ isLinkRef = true;
+ }
+ catch(ClassNotFoundException cnfe)
+ {
+ }
+
+ String name = pair.getName();
+ buffer.append(indent + " +- " + name);
+ if( isLinkRef )
+ {
+ try
+ {
+ LinkRef link = (LinkRef) ctx.lookupLink(name);
+ buffer.append("[link -> ");
+ buffer.append(link.getLinkName());
+ buffer.append(']');
+ }
+ catch(Throwable e)
+ {
+ e.printStackTrace();
+ buffer.append("[invalid]");
+ }
+ }
+ if( verbose )
+ buffer.append(" (class: "+pair.getClassName()+")");
+ buffer.append('\n');
+ if( recursive )
+ {
+ try
+ {
+ Object value = ctx.lookup(name);
+ if( value instanceof Context )
+ {
+ Context subctx = (Context) value;
+ list(subctx, indent + " | ", buffer, verbose);
+ }
+ else
+ {
+ buffer.append(indent + " | NonContext: "+value);
+ buffer.append('\n');
+ }
+ }
+ catch(Throwable t)
+ {
+ buffer.append("Failed to lookup: "+name+",
errmsg="+t.getMessage());
+ buffer.append('\n');
+ }
+ }
+ }
+ ne.close();
+ }
+ catch(NamingException ne)
+ {
+ buffer.append("error while listing context "+ctx.toString () + ": " +
ne.toString(true));
+ formatException(buffer, ne);
+ }
+ }
+
+ private void formatException(StringBuffer buffer, Throwable t)
+ {
+ StringWriter sw = new StringWriter();
+ PrintWriter pw = new PrintWriter(sw);
+ buffer.append("<pre>\n");
+ t.printStackTrace(pw);
+ buffer.append(sw.toString());
+ buffer.append("</pre>\n");
+ }
+
+%>
+
<body bgcolor="white">
+<h1> JNDI java:comp/env Context Info</h1>
+<pre>
+<%
+ if( initException != null )
+ out.println(initException);
+ else
+ out.println(jndiEnvCtxInfo);
+%>
+</pre>
<h1> Request Information </h1>
<font size="4">
JSP Request Method: <%= request.getMethod() %>
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