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/*-
* ============LICENSE_START=======================================================
* ONAP
* ================================================================================
* Copyright (C) 2020 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.onap.policy.controlloop.actor.aai;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import javax.ws.rs.client.Invocation.Builder;
import javax.ws.rs.client.WebTarget;
import org.onap.policy.common.utils.coder.StandardCoderObject;
import org.onap.policy.controlloop.actorserviceprovider.OperationProperties;
import org.onap.policy.controlloop.actorserviceprovider.impl.HttpOperation;
import org.onap.policy.controlloop.actorserviceprovider.parameters.ControlLoopOperationParams;
import org.onap.policy.controlloop.actorserviceprovider.parameters.HttpConfig;
/**
* Superclass of A&AI operators that use "get" to perform their request and store their
* response within the context as a {@link StandardCoderObject}. The property name under
* which they are stored is ${actor}.${operation}.${targetEntity}.
*/
public class AaiGetOperation extends HttpOperation<StandardCoderObject> {
public static final int DEFAULT_RETRY = 3;
private static final List<String> PROPERTY_NAMES = List.of(OperationProperties.AAI_TARGET_ENTITY);
/**
* Constructs the object.
*
* @param params operation parameters
* @param config configuration for this operation
*/
public AaiGetOperation(ControlLoopOperationParams params, HttpConfig config) {
super(params, config, StandardCoderObject.class, PROPERTY_NAMES);
}
@Override
public void generateSubRequestId(int attempt) {
setSubRequestId(String.valueOf(attempt));
}
/**
* Adds a query parameter to a web target.
*
* @param web target to which the parameter should be added
* @param str the separator and parameter are appended here, for logging purposes
* @param separator separator to be added to "str"; that's its only use
* @param name parameter name
* @param value parameter value
* @return "web"
*/
protected WebTarget addQuery(WebTarget web, StringBuilder str, String separator, String name, String value) {
str.append(separator);
str.append(name);
str.append('=');
str.append(value);
return web.queryParam(name, value);
}
/**
* Adds headers to the web builder.
*
* @param webldr builder to which the headers should be added
* @param headers headers to be added
*/
protected void addHeaders(Builder webldr, Map<String, Object> headers) {
for (Entry<String, Object> header : headers.entrySet()) {
webldr.header(header.getKey(), header.getValue());
}
}
@Override
protected Map<String, Object> makeHeaders() {
return AaiUtil.makeHeaders(params);
}
/**
* Provides a default retry value, if none specified.
*/
@Override
protected int getRetry(Integer retry) {
return (retry == null ? DEFAULT_RETRY : retry);
}
}
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