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KIE Execution Server Client

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/*
 * Copyright 2016 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.
 *
 *      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.kie.server.client.balancer.impl;

import java.util.Collection;

import org.kie.server.client.balancer.BalancerStrategy;
import org.kie.server.common.rest.NoEndpointFoundException;

public abstract class AbstractBalancerStrategy implements BalancerStrategy {

    protected void checkEmpty(Collection endpoints) {
        if (endpoints.isEmpty()) {
            throw new NoEndpointFoundException("No available endpoints found");
        }
    }
    
    protected String locateUrl(Collection baseUrls, String url) {
    	return baseUrls.stream().filter(baseUrl -> url.startsWith(baseUrl)).findFirst().orElse(url);
    }
}