content: /*
   * 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.ambari.server.api.services;
  
  import java.util.HashMap;
  import java.util.Map;
  
  import jakarta.ws.rs.DELETE;
  import jakarta.ws.rs.GET;
  import jakarta.ws.rs.POST;
  import jakarta.ws.rs.PUT;
  import jakarta.ws.rs.Path;
  import jakarta.ws.rs.PathParam;
  import jakarta.ws.rs.Produces;
  import jakarta.ws.rs.core.Context;
  import jakarta.ws.rs.core.HttpHeaders;
  import jakarta.ws.rs.core.Response;
  import jakarta.ws.rs.core.UriInfo;
  
  import org.apache.ambari.annotations.ApiIgnore;
  import org.apache.ambari.server.api.resources.ResourceInstance;
  import org.apache.ambari.server.controller.spi.Resource;
  
  /**
   * Service responsible for handling REST requests for the /clusters/{cluster_name}/credentials endpoint.
   */
  public class CredentialService extends BaseService {
  
    private final String clusterName;
  
    public CredentialService(String clusterName) {
      this.clusterName = clusterName;
    }
  
    /**
     * Handles: GET  /clusters/{cluster_name}/credentials
     * Get all credentials.
     *
     * @param headers http headers
     * @param ui      uri info
     * @return credential collection resource representation
     */
    @GET @ApiIgnore // until documented
    @Produces("text/plain")
    public Response getCredentials(@Context HttpHeaders headers, @Context UriInfo ui) {
      return handleRequest(headers, null, ui, Request.Type.GET, createCredentialResource(null));
    }
  
    /**
     * Handles: GET  /clusters/{cluster_name}/credentials/{alias}
     * Get a specific credential.
     *
     * @param headers http headers
     * @param ui      uri info
     * @param alias   alias (or credential ID)
     * @return credential instance representation
     */
    @GET @ApiIgnore // until documented
    @Path("{alias}")
    @Produces("text/plain")
    public Response getCredential(@Context HttpHeaders headers, @Context UriInfo ui,
                                  @PathParam("alias") String alias) {
      return handleRequest(headers, null, ui, Request.Type.GET, createCredentialResource(alias));
    }
  
    /**
     * Handles: POST /clusters/{cluster_name}/credentials/{alias}
     * Create a specific credential.
     *
     * @param headers http headers
     * @param ui      uri info
     * @param alias   alias (or credential ID)
     * @return information regarding the created credential
     */
    @POST @ApiIgnore // until documented
    @Path("{alias}")
    @Produces("text/plain")
    public Response createCredential(String body, @Context HttpHeaders headers, @Context UriInfo ui,
                                     @PathParam("alias") String alias) {
      return handleRequest(headers, body, ui, Request.Type.POST, createCredentialResource(alias));
    }
  
    /**
     * Handles: PUT /clusters/{cluster_name}/credentials/{alias}
     * Create a specific credential.
     *
     * @param headers http headers
     * @param ui      uri info
     * @param alias   alias (or credential ID)
     * @return information regarding the created credential
     */
    @PUT @ApiIgnore // until documented
    @Path("{alias}")
    @Produces("text/plain")
    public Response updateCredential(String body, @Context HttpHeaders headers, @Context UriInfo ui,
                                     @PathParam("alias") String alias) {
      return handleRequest(headers, body, ui, Request.Type.PUT, createCredentialResource(alias));
    }
  
    /**
     * Handles: DELETE /clusters/{cluster_name}/credentials/{alias}
     * Delete a specific credential.
     *
     * @param headers http headers
     * @param ui      uri info
     * @param alias   alias (or credential ID)
     * @return information regarding the deleted credential
     */
    @DELETE @ApiIgnore // until documented
    @Path("{alias}")
    @Produces("text/plain")
    public Response deleteCredential(@Context HttpHeaders headers, @Context UriInfo ui,
                                     @PathParam("alias") String alias) {
      return handleRequest(headers, null, ui, Request.Type.DELETE, createCredentialResource(alias));
    }
  
    /**
     * Create a credential resource instance.
     *
     * @param alias alias (or credential ID)
     * @return a credential resource instance
     */
    ResourceInstance createCredentialResource(String alias) {
      Map<Resource.Type, String> mapIds = new HashMap<>();
      mapIds.put(Resource.Type.Cluster, this.clusterName);
      mapIds.put(Resource.Type.Credential, alias);
  
      return createResource(Resource.Type.Credential, mapIds);
    }
  }
  