package org.apache.turbine.modules.screens;
/* ====================================================================
* The Apache Software License, Version 1.1
*
* Copyright (c) 2001-2003 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution,
* if any, must include the following acknowledgment:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
*
* 4. The names "Apache" and "Apache Software Foundation" and
* "Apache Turbine" must not be used to endorse or promote products
* derived from this software without prior written permission. For
* written permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache",
* "Apache Turbine", nor may "Apache" appear in their name, without
* prior written permission of the Apache Software Foundation.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*/
import java.util.Iterator;
import java.util.Map;
import org.apache.ecs.ConcreteElement;
import org.apache.ecs.html.B;
import org.apache.ecs.html.H3;
import org.apache.ecs.html.H4;
import org.apache.ecs.html.PRE;
import org.apache.ecs.html.TD;
import org.apache.ecs.html.TR;
import org.apache.ecs.html.Table;
import org.apache.turbine.modules.Screen;
import org.apache.turbine.util.RunData;
/**
* This is a sample Error Screen module.
*
* @author <a href="mailto:mbryson@mont.mindspring.com">Dave Bryson</a>
* @version $Id: Error.java,v 1.6 2003/04/11 11:39:09 henning Exp $
*/
public class Error extends Screen
{
/**
* Build screen.
*
* @param data Turbine information.
* @return ConcreteElement the page with all the error information.
* @throws Exception a generic exception.
*/
public ConcreteElement doBuild(RunData data) throws Exception
{
data.setTitle("There has been an error!");
Table table = new Table().setBorder(0);
boolean hasValues = false;
for (Iterator it = data.getParameters().keySet().iterator();
it.hasNext();)
{
String key = (String) it.next();
String value = data.getParameters().getString(key);
TR tr =
new TR().addElement(
new TD().addElement(new B(key))).addElement(
new TD().addElement(" = " + value));
table.addElement(tr);
hasValues = true;
}
Table table2 = new Table().setBorder(0);
Map varDebug = data.getDebugVariables();
boolean hasValues2 = false;
for (Iterator i = varDebug.keySet().iterator(); i.hasNext();)
{
String key = (String) i.next();
String value = varDebug.get(key).toString();
TR tr =
new TR().addElement(
new TD().addElement(new B(key))).addElement(
new TD().addElement(" = " + value));
table2.addElement(tr);
hasValues2 = true;
}
data.getPage().getBody().addElement(
new H3(
data.getTitle()
+ " Please review the exception below "
+ "for more information."));
if (hasValues)
{
data.getPage().getBody().addElement(
new H4().addElement("Get/Post Data:"));
data.getPage().getBody().addElement(table);
}
if (hasValues2)
{
data.getPage().getBody().addElement(
new H4().addElement("Debugging Data:"));
data.getPage().getBody().addElement(table2);
}
String trace = data.getStackTrace();
if (trace != null)
{
data
.getPage()
.getBody()
.addElement(new H4().addElement("The exception is:"))
.addElement(new PRE(trace))
.addElement(new PRE(data.getStackTraceException().toString()));
}
return null;
}
}