org.camunda.bpm.application.impl.JakartaServletProcessApplicationDeployer Maven / Gradle / Ivy
/*
* Copyright Camunda Services GmbH and/or licensed to Camunda Services GmbH
* under one or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information regarding copyright
* ownership. Camunda licenses this file to you under the Apache License,
* Version 2.0; you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.camunda.bpm.application.impl;
import jakarta.servlet.ServletContainerInitializer;
import jakarta.servlet.ServletContext;
import jakarta.servlet.ServletContextListener;
import jakarta.servlet.ServletException;
import jakarta.servlet.annotation.HandlesTypes;
import java.util.Set;
import org.camunda.bpm.application.ProcessApplication;
/**
* This class is an implementation of {@link ServletContainerInitializer} and
* is notified whenever a subclass of {@link ServletProcessApplication} annotated
* with the {@link ProcessApplication} annotation is deployed. In such an event,
* we automatically add the class as {@link ServletContextListener} to the
* {@link ServletContext}.
*
* NOTE: Only works with Servlet 3.0 or better.
*
*/
@HandlesTypes(ProcessApplication.class)
public class JakartaServletProcessApplicationDeployer extends AbstractServletProcessApplicationDeployer implements ServletContainerInitializer {
@Override
public void onStartup(Set> c, ServletContext ctx) throws ServletException {
try {
onStartUp(c, ctx.getContextPath(), JakartaServletProcessApplication.class, ctx::addListener);
} catch (Exception e) {
if (e instanceof ServletException) {
throw (ServletException) e;
}
}
}
@Override
protected Exception getServletException(String message) {
return new ServletException(message);
}
}
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