83 lines
2.2 KiB
Java
83 lines
2.2 KiB
Java
/*
|
|
* Copyright 2002-2017 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 de.twomartens.template.interceptor;
|
|
|
|
import java.io.ByteArrayInputStream;
|
|
import java.io.IOException;
|
|
import java.io.InputStream;
|
|
import org.springframework.http.HttpHeaders;
|
|
import org.springframework.http.HttpStatusCode;
|
|
import org.springframework.http.client.ClientHttpResponse;
|
|
import org.springframework.lang.Nullable;
|
|
import org.springframework.util.StreamUtils;
|
|
|
|
/**
|
|
* Simple implementation of {@link ClientHttpResponse} that reads the response's body into memory, thus allowing for
|
|
* multiple invocations of {@link #getBody()}.
|
|
*
|
|
* @author Arjen Poutsma
|
|
* @since 3.1
|
|
*/
|
|
public final class BufferingClientHttpResponseWrapper implements ClientHttpResponse {
|
|
|
|
private final ClientHttpResponse response;
|
|
|
|
@Nullable
|
|
private byte[] body;
|
|
|
|
|
|
public BufferingClientHttpResponseWrapper(ClientHttpResponse response) {
|
|
this.response = response;
|
|
}
|
|
|
|
|
|
@Override
|
|
public HttpStatusCode getStatusCode() throws IOException {
|
|
return this.response.getStatusCode();
|
|
}
|
|
|
|
@Override
|
|
@Deprecated
|
|
public int getRawStatusCode() throws IOException {
|
|
return this.response.getRawStatusCode();
|
|
}
|
|
|
|
@Override
|
|
public String getStatusText() throws IOException {
|
|
return this.response.getStatusText();
|
|
}
|
|
|
|
@Override
|
|
public HttpHeaders getHeaders() {
|
|
return this.response.getHeaders();
|
|
}
|
|
|
|
@Override
|
|
public InputStream getBody() throws IOException {
|
|
if (this.body == null) {
|
|
this.body = StreamUtils.copyToByteArray(this.response.getBody());
|
|
}
|
|
return new ByteArrayInputStream(this.body);
|
|
}
|
|
|
|
@Override
|
|
public void close() {
|
|
this.response.close();
|
|
}
|
|
|
|
}
|