org.apache.wicket.util.upload.FileUploadException Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of org.ops4j.pax.wicket.service Show documentation

Pax Wicket Service is an OSGi extension of the Wicket framework, allowing for dynamic loading and unloading of Wicket components and pageSources.

There is a newer version: 5.0.0

Show newest version

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.wicket.util.upload;

import java.io.PrintStream;
import java.io.PrintWriter;


/**
 * Exception for errors encountered while processing the request.
 * 
 * @author John McNally
 */
public class FileUploadException extends Exception
{
	/**
	 * Serial version UID, being used, if the exception is serialized.
	 */
	private static final long serialVersionUID = 8881893724388807504L;
	/**
	 * The exceptions cause. We overwrite the cause of the super class, which isn't available in
	 * Java 1.3.
	 */
	private final Throwable cause;

	/**
	 * Constructs a new FileUploadException without message.
	 */
	public FileUploadException()
	{
		this(null, null);
	}

	/**
	 * Constructs a new FileUploadException with specified detail message.
	 * 
	 * @param msg
	 *            the error message.
	 */
	public FileUploadException(final String msg)
	{
		this(msg, null);
	}

	/**
	 * Creates a new FileUploadException with the given detail message and cause.
	 * 
	 * @param msg
	 *            The exceptions detail message.
	 * @param cause
	 *            The exceptions cause.
	 */
	public FileUploadException(String msg, Throwable cause)
	{
		super(msg);
		this.cause = cause;
	}

	/**
	 * Prints this throwable and its backtrace to the specified print stream.
	 * 
	 * @param stream
	 *            PrintStream to use for output
	 */
	@Override
	public void printStackTrace(PrintStream stream)
	{
		super.printStackTrace(stream);
		if (cause != null)
		{
			stream.println("Caused by:");
			cause.printStackTrace(stream);
		}
	}

	/**
	 * Prints this throwable and its backtrace to the specified print writer.
	 * 
	 * @param writer
	 *            PrintWriter to use for output
	 */
	@Override
	public void printStackTrace(PrintWriter writer)
	{
		super.printStackTrace(writer);
		if (cause != null)
		{
			writer.println("Caused by:");
			cause.printStackTrace(writer);
		}
	}

	@Override
	public Throwable getCause()
	{
		return cause;
	}
}