1 files changed, 61 insertions, 0 deletions
diff --git a/actn-interface-tools/restconf-client/api/src/main/java/org/onap/integration/actninterfacetools/protocol/restconf/WebClientUtil.java b/actn-interface-tools/restconf-client/api/src/main/java/org/onap/integration/actninterfacetools/protocol/restconf/WebClientUtil.java
new file mode 100644
index 0000000..066d4bd
--- /dev/null
+++ b/actn-interface-tools/restconf-client/api/src/main/java/org/onap/integration/actninterfacetools/protocol/restconf/WebClientUtil.java
@@ -0,0 +1,61 @@
+/*
+ *   ============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;
+    }
+
+}