/*
* JBoss, Home of Professional Open Source.
* See the COPYRIGHT.txt file distributed with this work for information
* regarding copyright ownership. Some portions may be licensed
* to Red Hat, Inc. under one or more contributor license agreements.
*
* 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 org.teiid.client.util;
import java.lang.reflect.Method;
import org.teiid.client.xa.XATransactionException;
import org.teiid.runtime.client.TeiidClientException;
public class ExceptionUtil {
public static <T extends Throwable> T getExceptionOfType(Throwable ex, Class<T> cls) {
while (ex != null) {
if (cls.isAssignableFrom(ex.getClass())) {
return cls.cast(ex);
}
if (ex.getCause() == ex) {
break;
}
ex = ex.getCause();
}
return null;
}
public static Throwable convertException(Method method, Throwable exception) {
boolean canThrowXATransactionException = false;
boolean canThrowComponentException = false;
Class<?>[] exceptionClasses = method.getExceptionTypes();
for (int i = 0; i < exceptionClasses.length; i++) {
if (exceptionClasses[i].isAssignableFrom(exception.getClass())) {
return exception;
}
if (!canThrowComponentException) {
canThrowComponentException = TeiidClientException.class.isAssignableFrom(exceptionClasses[i]);
}
if (!canThrowXATransactionException) {
canThrowXATransactionException = XATransactionException.class.isAssignableFrom(exceptionClasses[i]);
}
}
if (canThrowComponentException) {
return new TeiidClientException(exception);
}
if (canThrowXATransactionException) {
return new XATransactionException(exception);
}
if (RuntimeException.class.isAssignableFrom(exception.getClass())) {
return exception;
}
return new RuntimeException(exception);
}
}