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/*
* Copyright 2006-2010 Amazon Technologies, Inc. or its affiliates.
* Amazon, Amazon.com and Carbonado are trademarks or registered trademarks
* of Amazon Technologies, Inc. or its affiliates. All rights reserved.
*
* 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.
*/
package com.amazon.carbonado;
import java.util.Collections;
import java.util.List;
/**
* A MalformedArgumentException is thrown after detailed analysis on an
* argument determined it was not suitable. This class is abstract to prevent
* its direct use. Subclasses are encouraged to provide more detail as to the
* cause of the exception.
*
* @author Brian S O'Neill
*/
public abstract class MalformedArgumentException extends IllegalArgumentException {
private static final long serialVersionUID = 1L;
private List<String> mMessages;
protected MalformedArgumentException() {
super();
}
protected MalformedArgumentException(String message) {
super(message);
}
protected MalformedArgumentException(List<String> messages) {
super();
mMessages = Collections.unmodifiableList(messages);
}
@Override
public String getMessage() {
if (mMessages == null || mMessages.size() == 0) {
return super.getMessage();
}
return mMessages.get(0);
}
/**
* Multiple error messages may be embedded in a MalformedArgumentException.
*
* @return non-null, unmodifiable list of messages
*/
public List<String> getMessages() {
if (mMessages == null || mMessages.size() == 0) {
mMessages = Collections.singletonList(super.getMessage());
}
return mMessages;
}
}
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