001 /* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017 package org.apache.commons.monitoring.reporting.web.plugin.jvm; 018 019 import org.apache.commons.monitoring.reporting.web.handler.api.Regex; 020 import org.apache.commons.monitoring.reporting.web.handler.api.Template; 021 import org.apache.commons.monitoring.reporting.web.plugin.json.Jsons; 022 import org.apache.commons.monitoring.reporting.web.plugin.jvm.gauges.CPUGauge; 023 import org.apache.commons.monitoring.reporting.web.plugin.jvm.gauges.UsedMemoryGauge; 024 import org.apache.commons.monitoring.reporting.web.template.MapBuilder; 025 import org.apache.commons.monitoring.repositories.Repository; 026 027 import java.lang.management.ManagementFactory; 028 import java.lang.management.MemoryMXBean; 029 import java.lang.management.OperatingSystemMXBean; 030 import java.util.Iterator; 031 import java.util.Map; 032 033 public class JVMEndpoints { 034 @Regex 035 public Template home() { 036 final OperatingSystemMXBean os = ManagementFactory.getOperatingSystemMXBean(); 037 final MemoryMXBean memory = ManagementFactory.getMemoryMXBean(); 038 039 return new Template("jvm/jvm.vm", new MapBuilder<String, Object>() 040 .set("architecture", os.getArch()) 041 .set("name", os.getName()) 042 .set("version", os.getVersion()) 043 .set("numberProcessor", os.getAvailableProcessors()) 044 .set("maxMemory", memory.getHeapMemoryUsage().getMax()) 045 .set("initMemory", memory.getHeapMemoryUsage().getInit()) 046 .build()); 047 } 048 049 @Regex("/cpu/([0-9]*)/([0-9]*)") 050 public String cpu(final long start, final long end) { 051 return "{ \"data\": " + Jsons.toJson(Repository.INSTANCE.getGaugeValues(start, end, CPUGauge.CPU)) + ", \"label\": \"CPU Usage\", \"color\": \"#317eac\" }"; 052 } 053 054 @Regex("/memory/([0-9]*)/([0-9]*)") 055 public String memory(final long start, final long end) { 056 return "{ \"data\": " + Jsons.toJson(Repository.INSTANCE.getGaugeValues(start, end, UsedMemoryGauge.USED_MEMORY)) + ", \"label\": \"Used Memory\", \"color\": \"#317eac\" }"; 057 } 058 }