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The Core Camel Java DSL based router
/**
* 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.component.directvm;
import java.util.ArrayList;
import java.util.Collection;
import org.apache.camel.Endpoint;
import org.apache.camel.Exchange;
import org.apache.camel.support.ExpressionAdapter;
import org.apache.camel.util.AntPathMatcher;
/**
* The expression to select direct-vm consumers based on ant-like path pattern matching.
*/
public class DirectVmConsumerExpression extends ExpressionAdapter {
private final AntPathMatcher matcher;
private final String pattern;
public DirectVmConsumerExpression(String pattern) {
this.matcher = new AntPathMatcher();
this.pattern = pattern;
}
@Override
public Object evaluate(Exchange exchange) {
Collection endpoints = new ArrayList<>();
for (Endpoint endpoint : DirectVmComponent.getConsumerEndpoints()) {
if (matcher.match(pattern, endpoint.getEndpointKey())) {
endpoints.add(endpoint);
}
}
return endpoints;
}
@Override
public String toString() {
return "DirectVmConsumerExpression[" + pattern + "]";
}
}