package org.jolokia.converter.json;
/*
* Copyright 2009-2013 Roland Huss
*
* Licensed 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.
*/
/**
* Interface in order to deal with value exceptions
*
* @author roland
* @since 15.03.11
*/
public interface ValueFaultHandler {
/**
* Handle the given exception and return an object
* which can be used as a replacement for the real
* value
*
* @param exception exception to handle
* @return replacement value or the exception is rethrown if this handler doesnt handle this exception
* @throws T if the handler does not handle the exception
*/
<T extends Throwable> Object handleException(T exception) throws T;
/**
* Fault handler which returns a simple string representation of the exception
*/
ValueFaultHandler IGNORING_VALUE_FAULT_HANDLER = new ValueFaultHandler() {
/**
* Ignores any exeception and records them as a string which can be used for business
*
* @param exception exception to ignore
* @return a descriptive string of the exception
*/
public <T extends Throwable> Object handleException(T exception) throws T {
return "ERROR: " + exception.getMessage() + " (" + exception.getClass() + ")";
}
};
/**
* Fault handler for simply rethrowing a given exception.
*/
ValueFaultHandler THROWING_VALUE_FAULT_HANDLER = new ValueFaultHandler() {
/**
* Ret-throws the given exception
* @param exception exception given
* @return nothing
* @throws T always
*/
public <T extends Throwable> Object handleException(T exception) throws T {
// Don't handle exception on our own, we rethrow it
throw exception;
}
};
/**
* Exception used to indicate that an attribute should be skipped
*/
class AttributeFilteredException extends RuntimeException {
public AttributeFilteredException(String pMessage) {
super(pMessage);
}
public AttributeFilteredException() {}
}
}