com.liferay.portal.kernel.portlet.bridges.mvc.BaseTransactionalMVCActionCommand Maven / Gradle / Ivy
/**
* Copyright (c) 2000-present Liferay, Inc. All rights reserved.
*
* 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.
*/
package com.liferay.portal.kernel.portlet.bridges.mvc;
import com.liferay.portal.kernel.servlet.SessionErrors;
import com.liferay.portal.kernel.transaction.Propagation;
import com.liferay.portal.kernel.transaction.TransactionConfig;
import com.liferay.portal.kernel.transaction.TransactionInvokerUtil;
import java.util.concurrent.Callable;
import javax.portlet.ActionRequest;
import javax.portlet.ActionResponse;
import javax.portlet.PortletException;
/**
* @author Bruno Basto
*/
public abstract class BaseTransactionalMVCActionCommand
implements MVCActionCommand {
@Override
public boolean processAction(
final ActionRequest actionRequest,
final ActionResponse actionResponse)
throws PortletException {
try {
Callable callable = new Callable() {
@Override
public Boolean call() throws Exception {
doTransactionalCommand(actionRequest, actionResponse);
return SessionErrors.isEmpty(actionRequest);
}
};
return TransactionInvokerUtil.invoke(_transactionConfig, callable);
}
catch (Throwable t) {
if (t instanceof PortletException) {
throw (PortletException)t;
}
throw new PortletException(t);
}
}
protected abstract void doTransactionalCommand(
ActionRequest actionRequest, ActionResponse actionResponse)
throws Exception;
private static final TransactionConfig _transactionConfig;
static {
TransactionConfig.Builder builder = new TransactionConfig.Builder();
builder.setPropagation(Propagation.REQUIRES_NEW);
builder.setRollbackForClasses(Exception.class);
_transactionConfig = builder.build();
}
}