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/*
* ============LICENSE_START=======================================================
* Actn Interface Tools
* ================================================================================
* Copyright (C) 2023 Huawei Canada Limited.
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.onap.integration.actninterfacetools.protocol.restconf;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class WebClientUtil {
protected static final Logger LOGGER = LoggerFactory.getLogger(WebClientUtil.class);
private WebClientUtil() {
}
public static String resetContentRange(String range) {
String rangeResult = "";
if (range != null) {
final Pattern pattern = Pattern.compile("\\d+\\-\\d+/\\S+");
final Matcher matcher = pattern.matcher(range);
if (matcher.find()) {
final String[] result = matcher.group(0).split("/");
if (result.length >= 2) {
final String[] ranges = result[0].split("\\D");
// 如果返回截止长度大于等于总长度-1，则认为结束
if (isContentEnd(ranges[1], result[1])) {
return "";
}
rangeResult = "bytes=" + (Integer.parseInt(ranges[1]) + 1) + "-"
+ (result[1].equals("*") ? "" : result[1]);
}
}
}
return rangeResult;
}
private static boolean isContentEnd(String end, String total) {
return total.matches("[0-9]*") && Integer.parseInt(end) >= Integer.parseInt(total) - 1;
}
}
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