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ResponseHandler.java
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executable file
·87 lines (77 loc) · 2.94 KB
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/*
* Copyright 2012-2023 The Feign 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
*
* 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 feign;
import static feign.FeignException.errorReading;
import static feign.Util.ensureClosed;
import feign.Logger.Level;
import feign.codec.Decoder;
import feign.codec.ErrorDecoder;
import java.io.IOException;
import java.lang.reflect.Type;
/**
* The response handler that is used to provide synchronous support on top of standard response
* handling
*/
public class ResponseHandler {
private final Level logLevel;
private final Logger logger;
private final Decoder decoder;
private final ErrorDecoder errorDecoder;
private final boolean dismiss404;
private final boolean closeAfterDecode;
private final boolean decodeVoid;
private final ResponseInterceptor.Chain executionChain;
public ResponseHandler(Level logLevel, Logger logger, Decoder decoder, ErrorDecoder errorDecoder,
boolean dismiss404, boolean closeAfterDecode, boolean decodeVoid,
ResponseInterceptor.Chain executionChain) {
super();
this.logLevel = logLevel;
this.logger = logger;
this.decoder = decoder;
this.errorDecoder = errorDecoder;
this.dismiss404 = dismiss404;
this.closeAfterDecode = closeAfterDecode;
this.decodeVoid = decodeVoid;
this.executionChain = executionChain;
}
public Object handleResponse(String configKey,
Response response,
Type returnType,
long elapsedTime)
throws Exception {
try {
response = logAndRebufferResponseIfNeeded(configKey, response, elapsedTime);
return executionChain.next(
new InvocationContext(configKey, decoder, errorDecoder, dismiss404, closeAfterDecode,
decodeVoid, response, returnType));
} catch (final IOException e) {
if (logLevel != Level.NONE) {
logger.logIOException(configKey, logLevel, e, elapsedTime);
}
throw errorReading(response.request(), response, e);
} catch (Exception e) {
ensureClosed(response.body());
throw e;
}
}
private Response logAndRebufferResponseIfNeeded(String configKey,
Response response,
long elapsedTime)
throws IOException {
if (logLevel == Level.NONE) {
return response;
}
return logger.logAndRebufferResponse(configKey, logLevel, response, elapsedTime);
}
}