eu.europa.esig.dss.spi.exception.DSSExternalResourceException Maven / Gradle / Ivy
/**
* DSS - Digital Signature Services
* Copyright (C) 2015 European Commission, provided under the CEF programme
*
* This file is part of the "DSS - Digital Signature Services" project.
*
* This 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 2.1 of the License, or (at your option) any later version.
*
* This 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 this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
package eu.europa.esig.dss.spi.exception;
import eu.europa.esig.dss.model.DSSException;
import eu.europa.esig.dss.utils.Utils;
/**
* The exception to be thrown in case of an external error arisen during a data loader requests
*
*/
public class DSSExternalResourceException extends DSSException {
private static final long serialVersionUID = 8290929546359871166L;
/**
* Empty constructor
*/
DSSExternalResourceException() {
super();
}
/**
* Constructor with a message
*
* @param message {@link String}
*/
public DSSExternalResourceException(String message) {
super(message);
}
/**
* Re-throwable constructor
*
* @param cause {@link Throwable}
*/
public DSSExternalResourceException(Throwable cause) {
super(cause);
}
/**
* Re-throwable constructor with a custom message
*
* @param message {@link String}
* @param cause {@link Throwable}
*/
public DSSExternalResourceException(String message, Throwable cause) {
super(message, cause);
}
/**
* Returns cause {@code String} message
*
* @return {@link String} caused exception's message
*/
String getCauseMessage() {
Throwable cause = getCause();
if (cause != null) {
return cause.getMessage();
}
return Utils.EMPTY_STRING;
}
}