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/*
* Copyright 2016 Huawei Technologies Co., Ltd.
*
* 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.openo.baseservice.util;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import javax.servlet.http.HttpServletRequest;
/**
* Utility functions for ROA.<br/>
* <p>
* </p>
*
* @author
* @version 31-May-2016
*/
public final class RestUtils {
private static final Logger LOGGER = LoggerFactory.getLogger(RestUtils.class);
private RestUtils() {
}
/**
* To get body from http request<br/>
*
* @param request : request object.
* @return Request body as string.
* @since
*/
public static String getRequestBody(final HttpServletRequest request) {
String body = null;
final StringBuilder stringBuilder = new StringBuilder();
BufferedReader bufferedReader = null;
try {
final InputStream inputStream = request.getInputStream();
if(inputStream != null) {
bufferedReader = new BufferedReader(new InputStreamReader(inputStream));
final char[] charBuffer = new char[128];
int bytesRead = -1;
while((bytesRead = bufferedReader.read(charBuffer)) > 0) {
stringBuilder.append(charBuffer, 0, bytesRead);
}
}
} catch(final IOException ex) {
LOGGER.error("read inputStream buffer catch exception:", ex);
} finally {
if(bufferedReader != null) {
try {
bufferedReader.close();
} catch(final IOException ex) {
LOGGER.error("close buffer catch exception:", ex);
}
}
}
body = stringBuilder.toString();
return body;
}
}
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