NoSuchPageException.java

/*
 * Copyright (c) 2014-2015 Sean Liu.
 *
 * 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.github.baoti.pioneer.biz.exception;

import java.util.NoSuchElementException;

/**
 * Created by liuyedong on 14-12-31.
 */
public class NoSuchPageException extends NoSuchElementException {

    /**
     * Cause exception
     */
    protected final BizException cause;

    /**
     * Create no such page exception
     *
     * @param cause
     */
    public NoSuchPageException(BizException cause) {
        this.cause = cause;
    }

    @Override
    public String getMessage() {
        return cause != null ? cause.getMessage() : super.getMessage();
    }

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