TransferException.java

/*
 *  Copyright (C) 2010-2012 Stichting Akvo (Akvo Foundation)
 *
 *  This file is part of Akvo Flow.
 *
 *  Akvo Flow is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  Akvo Flow is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with Akvo Flow.  If not, see <http://www.gnu.org/licenses/>.
 */

package org.akvo.flow.exception;

/**
 * exception class that allows for capturing of survey/instance ids
 * 
 * @author Christopher Fagiani
 */
public class TransferException extends Exception {
    private static final long serialVersionUID = -4649864250226025982L;
    private String surveyId;
    private Long instanceId;

    public TransferException(Exception e) {
        super(e);
    }

    public TransferException(String surveyId, Long instId, Exception cause) {
        super(cause);
        this.surveyId = surveyId;
        this.instanceId = instId;
    }

    public String getMessage() {
        StringBuilder builder = new StringBuilder();
        if (surveyId != null) {
            builder.append("Survey id: ").append(surveyId)
                    .append("\n");
        }
        if (instanceId != null) {
            builder.append("Instance id: ").append(instanceId.toString())
                    .append("\n");
        }
        builder.append(super.getMessage());
        return builder.toString();
    }

}