usr/src/java/rad/org/opensolaris/os/rad/ContainerException.java
author David Powell <david.e.powell@oracle.com>
Thu, 11 Aug 2011 15:41:42 -0700
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parent 391 71abce159a62
permissions -rw-r--r--
18812 Support building with alternate java implementations
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/*
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 * CDDL HEADER START
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 *
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 * The contents of this file are subject to the terms of the
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 * Common Development and Distribution License (the "License").
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 * You may not use this file except in compliance with the License.
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 *
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 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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 * or http://www.opensolaris.org/os/licensing.
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 * See the License for the specific language governing permissions
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 * and limitations under the License.
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 *
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 * When distributing Covered Code, include this CDDL HEADER in each
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 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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 * If applicable, add the following below this CDDL HEADER, with the
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 * fields enclosed by brackets "[]" replaced with your own identifying
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 * information: Portions Copyright [yyyy] [name of copyright owner]
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 *
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 * CDDL HEADER END
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 */
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/*
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 * Copyright (c) 2009, 2011, Oracle and/or its affiliates. All rights reserved.
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 */
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package org.opensolaris.os.rad;
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import java.lang.reflect.InvocationHandler;
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import java.lang.reflect.Proxy;
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import javax.management.openmbean.CompositeData;
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import javax.management.openmbean.CompositeDataInvocationHandler;
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@SuppressWarnings("serial")
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public class ContainerException extends Exception {
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    private RadError error_;
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    private CompositeData payload_;
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    private String msg_;
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    ContainerException(RadError error, CompositeData payload, String msg) {
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	super(msg == null ? error.toString() :
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	    String.format("%s: %s", error.toString(), msg));
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	error_ = error;
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	payload_ = payload;
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	msg_ = msg;
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    }
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    ContainerException(RadError error, CompositeData payload) {
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	this(error, payload, null);
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    }
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    public RadError getError() {
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	return error_;
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    }
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    public CompositeData getPayload() {
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	return payload_;
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    }
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    public String getMsg() {
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	return msg_;
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    }
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    @SuppressWarnings("unchecked")
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    public <T> T getPayload(Class<T> c) {
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	if (payload_ == null)
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	    return null;
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	InvocationHandler handler =
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	    new CompositeDataInvocationHandler(payload_);
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	try {
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	    return (T)Proxy.newProxyInstance(c.getClassLoader(),
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		new Class<?>[] { c }, handler);
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	} catch (Exception e) {
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	    return null;
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	}
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    }
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}