Github user hustfxj commented on a diff in the pull request:
https://github.com/apache/storm/pull/1139#discussion_r53723573
--- Diff: storm-core/src/jvm/org/apache/storm/ui/UIHelpers.java ---
@@ -0,0 +1,301 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you 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
+ * <p/>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p/>
+ * 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.apache.storm.ui;
+
+import clojure.lang.*;
+import com.google.common.base.Joiner;
+import com.google.common.collect.ImmutableMap;
+import org.apache.commons.lang.StringEscapeUtils;
+import org.apache.storm.generated.ExecutorInfo;
+import org.apache.storm.logging.filters.AccessLoggingFilter;
+import org.apache.storm.utils.Utils;
+import org.eclipse.jetty.server.Connector;
+import org.eclipse.jetty.server.DispatcherType;
+import org.eclipse.jetty.server.Server;
+import org.eclipse.jetty.server.nio.SelectChannelConnector;
+import org.eclipse.jetty.server.ssl.SslSocketConnector;
+import org.eclipse.jetty.servlet.FilterHolder;
+import org.eclipse.jetty.servlet.FilterMapping;
+import org.eclipse.jetty.servlet.ServletContextHandler;
+import org.eclipse.jetty.servlet.ServletHolder;
+import org.eclipse.jetty.servlets.CrossOriginFilter;
+import org.eclipse.jetty.util.ssl.SslContextFactory;
+import org.json.simple.JSONValue;
+
+import javax.servlet.Servlet;
+import java.io.PrintWriter;
+import java.io.StringWriter;
+import java.net.URLEncoder;
+import java.util.*;
+
+public class UIHelpers {
+
+ private static final String[][] PRETTY_SEC_DIVIDERS = {
+ new String[]{"s", "60"},
+ new String[]{"m", "60"},
+ new String[]{"h", "24"},
+ new String[]{"d", null}};
+
+ public static String prettyUptimeSec(String sec) {
+ return prettyUptimeSec(Integer.parseInt(sec));
+ }
+
+ public static String prettyUptimeSec(int secs) {
+ LinkedList<String> tmp = new LinkedList<>();
+ int val = secs;
+ for (String[] dividers : PRETTY_SEC_DIVIDERS) {
+ if (val > 0) {
+ if (dividers[1] != null) {
+ int div = Integer.parseInt(dividers[1]);
+ tmp.addFirst(val % div + dividers[0]);
+ val = val / div;
+ } else {
+ tmp.addFirst(val + dividers[0]);
+ }
+ }
+ }
+ return Joiner.on(" ").join(tmp);
+ }
+
--- End diff --
I know "pretty-uptime-ms" is never be called. But it is API function which
can be called by others.
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