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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.util.component;
import java.util.Collections;
import java.util.Map;
import java.util.Set;
import java.util.stream.Collectors;
/**
* Base class for a collection of ApiMethods. Meant to be extended by Components to create the api name map.
*/
public abstract class ApiCollection & ApiName, T> {
private Map> apiHelpers = Collections.emptyMap();
private Map, E> apiMethods = Collections.emptyMap();
private Set apiNames = Collections.emptySet();
public final Map> getApiHelpers() {
return apiHelpers;
}
public final Map, E> getApiMethods() {
return apiMethods;
}
/**
* Returns a {@link ApiMethodHelper} for a particular API.
* @param apiName name of the API
* @return helper class to work with {@link ApiMethod}
*/
public final ApiMethodHelper getHelper(E apiName) {
return apiHelpers.get(apiName);
}
/**
* Returns a list of API name strings.
* @return list of API names.
*/
public final Set getApiNames() {
return apiNames;
}
public final E getApiName(Class apiMethod) {
return apiMethods.get(apiMethod);
}
/**
* Creates an endpoint configuration for a particular API
* @param apiName name of the API.
* @return Endpoint configuration object for the API.
*/
public abstract T getEndpointConfiguration(E apiName);
protected final void setApiHelpers(Map> apiHelpers) {
this.apiHelpers = Collections.unmodifiableMap(apiHelpers);
this.apiNames = Collections.unmodifiableSet(
apiHelpers.keySet()
.stream()
.map(api -> api.getName())
.collect(Collectors.toSet())
);
}
protected final void setApiMethods(Map, E> apiMethods) {
this.apiMethods = Collections.unmodifiableMap(apiMethods);
}
}