/**
* NOTE: This copyright does *not* cover user programs that use HQ
* program services by normal system calls through the application
* program interfaces provided as part of the Hyperic Plug-in Development
* Kit or the Hyperic Client Development Kit - this is merely considered
* normal use of the program, and does *not* fall under the heading of
* "derived work".
*
* Copyright (C) [2013], VMware, Inc.
* This file is part of HQ.
*
* HQ is free software; you can redistribute it and/or modify
* it under the terms version 2 of the GNU General Public License as
* published by the Free Software Foundation. This program is distributed
* in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
* even the implied warranty of MERCHANTABILITY or FITNESS FOR A
* PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA.
*
*/
package org.hyperic.hq.plugin.system;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.Serializable;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
public class TopReport implements Serializable {
public enum TOPN_SORT_TYPE {
CPU, MEM, DISK_IO;
}
private static final long serialVersionUID = 1L;
private long createTime;
private String upTime;
private String procStat;
private String cpu;
private String mem;
private String swap;
private Set<ProcessReport> processes = new HashSet<ProcessReport>();
public TopReport() {
}
public void filterTopProcesses(final int topNumber) {
if (processes.size() <= topNumber) {
return;
}
List<ProcessReport> processesList = new ArrayList<ProcessReport>(processes);
processes.clear();
sortProcessesByCpu(processesList);
if (1 == topNumber) {
processes.add(processesList.get(0));
} else {
processes.addAll(processesList.subList(0, topNumber - 1));
}
sortProcessesByMemory(processesList);
if (1 == topNumber) {
processes.add(processesList.get(0));
} else {
processes.addAll(processesList.subList(0, topNumber - 1));
}
sortProcessesByDiskIOBytes(processesList);
if (1 == topNumber) {
processes.add(processesList.get(0));
} else {
processes.addAll(processesList.subList(0, topNumber - 1));
}
}
private void sortProcessesByDiskIOBytes(List<ProcessReport> processesList) {
Collections.sort(processesList, new Comparator<ProcessReport>() {
public int compare(ProcessReport first, ProcessReport second) {
long firstIO = Long.valueOf(first.getTotalDiskBytes());
long secondIO = Long.valueOf(second.getTotalDiskBytes());
return ((firstIO == secondIO) ? 0 : ((firstIO > secondIO) ? -1 : 1));
}
});
}
private void sortProcessesByMemory(List<ProcessReport> processesList) {
Collections.sort(processesList, new Comparator<ProcessReport>() {
public int compare(ProcessReport first, ProcessReport second) {
double firstMem = -1;
double secondMem = -1;
// Bug fix HQ-4608 (i18n)
// Can't parse double from string in languages with a decimal comma
// getMemPerc() returns String, added replace(",", ".") to the value
if (first.getMemPerc().contains("%")) {
firstMem = Double.valueOf(first.getMemPerc().replace("%", "").replace(",", ".").trim());
}
if (second.getMemPerc().contains("%")) {
secondMem = Double.valueOf(second.getMemPerc().replace("%", "").replace(",", ".").trim());
}
return Double.compare(secondMem, firstMem);
}
});
}
private void sortProcessesByCpu(List<ProcessReport> processesList) {
Collections.sort(processesList, new Comparator<ProcessReport>() {
public int compare(ProcessReport first, ProcessReport second) {
double firstCpu = -1;
double secondCpu = -1;
// Bug fix HQ-4608 (i18n) look up
if (first.getCpuPerc().contains("%")) {
firstCpu = Double.valueOf(first.getCpuPerc().replace("%", "").replace(",", ".").trim());
}
if (second.getCpuPerc().contains("%")) {
secondCpu = Double.valueOf(second.getCpuPerc().replace("%", "").replace(",", ".").trim());
}
return Double.compare(secondCpu, firstCpu);
}
});
}
public long getCreateTime() {
return createTime;
}
public void setCreateTime(long creatTime) {
this.createTime = creatTime;
}
public String getUpTime() {
return upTime;
}
public void setUpTime(String upTime) {
this.upTime = upTime;
}
public String getCpu() {
return cpu;
}
public void setCpu(String cpu) {
this.cpu = cpu;
}
public String getMem() {
return mem;
}
public void setMem(String mem) {
this.mem = mem;
}
public String getSwap() {
return swap;
}
public void setSwap(String swap) {
this.swap = swap;
}
public void setProcStat(String procStat) {
this.procStat = procStat;
}
public String getProcStat() {
return procStat;
}
public List<ProcessReport> getProcessesSorted(TOPN_SORT_TYPE type) {
List<ProcessReport> processesList = new ArrayList<ProcessReport>(processes);
switch (type) {
case CPU:
sortProcessesByCpu(processesList);
break;
case MEM:
sortProcessesByMemory(processesList);
break;
case DISK_IO:
sortProcessesByDiskIOBytes(processesList);
break;
default:
break;
}
return processesList;
}
public Set<ProcessReport> getProcesses() {
return processes;
}
public void setProcesses(Set<ProcessReport> processes) {
this.processes = processes;
}
public void addProcess(ProcessReport process) {
this.processes.add(process);
}
@SuppressWarnings("unchecked")
private void readObject(ObjectInputStream in) throws IOException, ClassNotFoundException {
createTime = in.readLong();
upTime = in.readUTF();
cpu = in.readUTF();
mem = in.readUTF();
swap = in.readUTF();
procStat = in.readUTF();
processes = (Set<ProcessReport>) in.readObject();
}
private void writeObject(ObjectOutputStream out) throws IOException {
out.writeLong(createTime);
out.writeUTF(upTime);
out.writeUTF(cpu);
out.writeUTF(mem);
out.writeUTF(swap);
out.writeUTF(procStat);
out.writeObject(processes);
}
public byte[] toSerializedForm() throws IOException {
final ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
final ObjectOutputStream objStream = new ObjectOutputStream(outputStream);
objStream.writeObject(this);
objStream.close();
return outputStream.toByteArray();
}
public static final TopReport fromSerializedForm(final byte[] data, final int startPos, final int length)
throws IOException, ClassNotFoundException {
final ByteArrayInputStream inStream = new ByteArrayInputStream(data, startPos, length);
final ObjectInputStream objStream = new ObjectInputStream(inStream);
return (TopReport) objStream.readObject();
}
public static final TopReport fromSerializedForm(final byte[] data) throws IOException, ClassNotFoundException {
return fromSerializedForm(data, 0, data.length);
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder();
sb.append("TopReport\n").append("------------------------------\n").append("createTime=").append(createTime)
.append("\n").append("upTime=").append(upTime).append("\n").append("cpu=").append(cpu).append("\n")
.append("mem=").append(mem).append("\n").append("swap=").append(swap).append("\n\n")
.append("processes\n").append("------------------------------\n");
for (ProcessReport process : processes) {
sb.append(process.toString()).append("\n");
}
return sb.toString();
}
}