/*
* Copyright (C) 2013 Red Hat, Inc. and/or its affiliates.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* 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.jboss.errai.common.client.framework;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
/**
* This class is used internally (in generated code for remote call interceptors) to store status information about an
* interceptor's call context.
*
* @author Christian Sadilek <csadilek@redhat.com>
*/
public class CallContextStatus {
private boolean proceeding = false;
private boolean interceptorChainStarted = false;
private final List<Class<?>> interceptors;
public CallContextStatus(final Class<?>... interceptors) {
this.interceptors = new ArrayList<Class<?>>(Arrays.asList(interceptors));
}
public void proceed() {
this.proceeding = true;
if (!interceptors.isEmpty()) {
if (interceptorChainStarted) {
interceptors.remove(0);
}
else {
interceptorChainStarted = true;
}
}
}
public void setProceeding(final boolean proceeding) {
this.proceeding = proceeding;
}
public boolean isProceeding() {
return proceeding;
}
public Class<?> getNextInterceptor() {
if (!interceptors.isEmpty()) {
return interceptors.get(0);
}
else {
return null;
}
}
}