org.sdmxsource.sdmx.api.exception.SdmxReferenceException Maven / Gradle / Ivy

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/*******************************************************************************
 * Copyright (c) 2013 Metadata Technology Ltd.
 *
 * All rights reserved. This program and the accompanying materials are made 
 * available under the terms of the GNU Lesser General Public License v 3.0 
 * which accompanies this distribution, and is available at
 * http://www.gnu.org/licenses/lgpl.html
 *
 * This file is part of the SDMX Component Library.
 *
 * The SDMX Component Library is free software: you can redistribute it and/or 
 * modify it under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation, either version 3 of the License,
 * or (at your option) any later version.
 *
 * The SDMX Component Library 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 Lesser 
 * General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License 
 * along with The SDMX Component Library If not, see 
 * http://www.gnu.org/licenses/lgpl.
 *
 * Contributors:
 * Metadata Technology - initial API and implementation
 ******************************************************************************/
package org.sdmxsource.sdmx.api.exception;

import org.sdmxsource.sdmx.api.model.beans.base.IdentifiableBean;
import org.sdmxsource.sdmx.api.model.beans.reference.StructureReferenceBean;

/**
 * A referenece exception is thrown when a cross referenced structure can not be resolved
 */
public class SdmxReferenceException extends SdmxSemmanticException {
    private static final long serialVersionUID = -1494732854701293512L;
    private IdentifiableBean referencedFrom;
    private StructureReferenceBean referenceTo;

    public SdmxReferenceException(StructureReferenceBean referenceTo) {
        super(getErrorString(null, referenceTo));
        this.referenceTo = referenceTo;
    }

    public SdmxReferenceException(IdentifiableBean refernecedFrom, StructureReferenceBean referenceTo) {
        super(getErrorString(refernecedFrom, referenceTo));
        this.referencedFrom = refernecedFrom;
        this.referenceTo = referenceTo;
    }

    private static String getErrorString(IdentifiableBean referencedFrom, StructureReferenceBean referenceTo) {
        if (referencedFrom == null) {
            return "Can not resolve reference to  '" + referenceTo + "'";
        } else {
            return "Can not resolve reference from '" + referencedFrom + "' to  '" + referenceTo + "'";
        }
    }

    public IdentifiableBean getReferencedFrom() {
        return referencedFrom;
    }

    public StructureReferenceBean getReferenceTo() {
        return referenceTo;
    }
}