content: /*
   * Copyright 2013-2023 the original author or authors.
   *
   * 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
   *
   *      https://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 com.alibaba.cloud.sentinel.rest;
  
  import java.io.ByteArrayInputStream;
  import java.io.IOException;
  import java.io.InputStream;
  import java.util.Arrays;
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  
  import com.alibaba.cloud.sentinel.annotation.SentinelRestTemplate;
  import com.alibaba.cloud.sentinel.custom.SentinelProtectInterceptor;
  
  import org.springframework.http.HttpHeaders;
  import org.springframework.http.HttpStatus;
  import org.springframework.http.MediaType;
  import org.springframework.http.client.AbstractClientHttpResponse;
  
  /**
   * Using by {@link SentinelRestTemplate} and {@link SentinelProtectInterceptor}.
   *
   * @author <a href="mailto:fangjian0423@gmail.com">Jim</a>
   */
  public class SentinelClientHttpResponse extends AbstractClientHttpResponse {
  
  	private String blockResponse = "RestTemplate request block by sentinel";
  
  	public SentinelClientHttpResponse() {
  	}
  
  	public SentinelClientHttpResponse(String blockResponse) {
  		this.blockResponse = blockResponse;
  	}
  
  	@Override
  	public int getRawStatusCode() throws IOException {
  		return HttpStatus.OK.value();
  	}
  
  	@Override
  	public String getStatusText() throws IOException {
  		return blockResponse;
  	}
  
  	@Override
  	public void close() {
  		// nothing do
  	}
  
  	@Override
  	public InputStream getBody() throws IOException {
  		return new ByteArrayInputStream(blockResponse.getBytes());
  	}
  
  	@Override
  	public HttpHeaders getHeaders() {
  		Map<String, List<String>> headers = new HashMap<>();
  		headers.put(HttpHeaders.CONTENT_TYPE,
  				Arrays.asList(MediaType.APPLICATION_JSON_VALUE));
  		HttpHeaders httpHeaders = new HttpHeaders();
  		httpHeaders.putAll(headers);
  		return httpHeaders;
  	}
  
  }
  