Copyright (c) 2005, 2012 IBM Corporation and others.
This program and the accompanying materials
are made available under the terms of the Eclipse Public License 2.0
which accompanies this distribution, and is available at
https://www.eclipse.org/legal/epl-2.0/
SPDX-License-Identifier: EPL-2.0
Contributors:
    IBM Corporation - initial API and implementation
/*******************************************************************************
 * Copyright (c) 2005, 2012 IBM Corporation and others.
 *
 * This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License 2.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-2.0/
 *
 * SPDX-License-Identifier: EPL-2.0
 * 
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.osgi.signedcontent;

import java.io.IOException;

Indicates that signed content is invalid according to one of the signers.
Since:
3.4
@noextend
This class is not intended to be subclassed by clients./**
 * Indicates that signed content is invalid according to one of the signers.
 * @since 3.4
 * @noextend This class is not intended to be subclassed by clients.
 */
public class InvalidContentException extends IOException {
	private static final long serialVersionUID = -399150159330289387L;
	// TODO may want to add error codes to indicate the reason for the invalid/corruption error.
	private final Throwable cause;

	
Constructs an InvalidContentException with the specified detail
message and cause. 
Params:
message – the exception message
cause – the cause, may be null/**
	 * Constructs an <code>InvalidContentException</code> with the specified detail
	 * message and cause. 
	 *
	 * @param message the exception message
	 * @param cause the cause, may be <code>null</code>
	 */
	public InvalidContentException(String message, Throwable cause) {
		super(message);
		this.cause = cause;
	}

	
Returns the cause of this exception or null if no cause
was specified when this exception was created.
Returns:
The cause of this exception or null if no cause was created./**
	 * Returns the cause of this exception or <code>null</code> if no cause
	 * was specified when this exception was created.
	 * 
	 * @return The cause of this exception or <code>null</code> if no cause was created.
	 */
	@Override
	public Throwable getCause() {
		return cause;
	}

	
The cause of this exception can only be set when constructed.
Params:
t – Cause of the exception.
Throws:
IllegalStateException – This method will always throw an
        IllegalStateException since the cause of this
        exception can only be set when constructed.
Returns:
This object./**
	 * The cause of this exception can only be set when constructed.
	 * 
	 * @param t Cause of the exception.
	 * @return This object.
	 * @throws java.lang.IllegalStateException This method will always throw an
	 *         <code>IllegalStateException</code> since the cause of this
	 *         exception can only be set when constructed.
	 */
	@Override
	public Throwable initCause(Throwable t) {
		throw new IllegalStateException();
	}
}