/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.apache.camel.impl.cloud;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import org.apache.camel.cloud.ServiceDefinition;
import org.apache.camel.cloud.ServiceFilter;
public class ChainedServiceFilter implements ServiceFilter {
private final List<ServiceFilter> delegates;
private final int delegatesSize;
public ChainedServiceFilter(List<ServiceFilter> delegates) {
this.delegates = Collections.unmodifiableList(new ArrayList<>(delegates));
this.delegatesSize = this.delegates.size();
}
public List<ServiceFilter> getDelegates() {
return this.delegates;
}
@Override
public List<ServiceDefinition> apply(List<ServiceDefinition> services) {
for (int i = 0; i < delegatesSize; i++) {
services = delegates.get(i).apply(services);
}
return services;
}
// **********************
// Helpers
// **********************
public static ChainedServiceFilter wrap(ServiceFilter... delegates) {
return new ChainedServiceFilter(Arrays.asList(delegates));
}
}