org.apache.spark.ui.static.utils.js Maven / Gradle / Ivy
/*
* 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
*
* 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.
*/
// this function works exactly the same as UIUtils.formatDuration
function formatDuration(milliseconds) {
if (milliseconds < 100) {
return milliseconds + " ms";
}
var seconds = milliseconds * 1.0 / 1000;
if (seconds < 1) {
return seconds.toFixed(1) + " s";
}
if (seconds < 60) {
return seconds.toFixed(0) + " s";
}
var minutes = seconds / 60;
if (minutes < 10) {
return minutes.toFixed(1) + " min";
} else if (minutes < 60) {
return minutes.toFixed(0) + " min";
}
var hours = minutes / 60;
return hours.toFixed(1) + " h";
}
function formatBytes(bytes, type) {
if (type !== 'display') return bytes;
if (bytes == 0) return '0.0 B';
var k = 1000;
var dm = 1;
var sizes = ['B', 'KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB'];
var i = Math.floor(Math.log(bytes) / Math.log(k));
return parseFloat((bytes / Math.pow(k, i)).toFixed(dm)) + ' ' + sizes[i];
}
function padZeroes(num) {
return ("0" + num).slice(-2);
}
function formatTimeMillis(timeMillis) {
if (timeMillis <= 0) {
return "-";
} else {
var dt = new Date(timeMillis);
return dt.getFullYear() + "-" +
padZeroes(dt.getMonth() + 1) + "-" +
padZeroes(dt.getDate()) + " " +
padZeroes(dt.getHours()) + ":" +
padZeroes(dt.getMinutes()) + ":" +
padZeroes(dt.getSeconds());
}
}
function getTimeZone() {
try {
return Intl.DateTimeFormat().resolvedOptions().timeZone;
} catch(ex) {
// Get time zone from a string representing the date,
// eg. "Thu Nov 16 2017 01:13:32 GMT+0800 (CST)" -> "CST"
return new Date().toString().match(/\((.*)\)/)[1];
}
}