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/*
 * Copyright 2016 Red Hat, Inc. and/or its affiliates
 * and other contributors as indicated by the @author tags.
 *
 * 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.
 */
package org.keycloak.admin.client;

import jakarta.ws.rs.WebApplicationException;
import jakarta.ws.rs.core.Response;
import java.net.URI;

/**
 * A Utility class that parses the Response object into the underlying ID attribute
 *
 * @author John D. Ament
 * @author Stan Silvert [email protected] (C) 2016 Red Hat Inc.
 */
public class CreatedResponseUtil {
    /**
     * Reads the Response object, confirms that it returns a 201 created and parses the ID from the location
     * It always assumes the ID is the last segment of the URI
     *
     * @param response The JAX-RS Response received
     * @return The String ID portion of the URI
     * @throws WebApplicationException if the response is not a 201 Created
     */
    public static String getCreatedId(Response response) throws WebApplicationException {
        URI location = response.getLocation();
        if (!response.getStatusInfo().equals(Response.Status.CREATED)) {
            Response.StatusType statusInfo = response.getStatusInfo();
            throw new WebApplicationException("Create method returned status " +
                    statusInfo.getReasonPhrase() + " (Code: " + statusInfo.getStatusCode() + "); " +
                    "expected status: Created (201)", response);
        }
        if (location == null) {
            return null;
        }
        String path = location.getPath();
        return path.substring(path.lastIndexOf('/') + 1);
    }
}