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*
* Copyright (c) 2010-2012 Oracle and/or its affiliates. All rights reserved.
*
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* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
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*
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* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
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* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
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package com.sun.enterprise.registration.impl.environment;
// The Service Tags team maintains the latest version of the implementation
// for system environment data collection. JDK will include a copy of
// the most recent released version for a JDK release. We rename
// the package to com.sun.servicetag so that the Sun Connection
// product always uses the latest version from the com.sun.scn.servicetags
// package. JDK and users of the com.sun.servicetag API
// (e.g. NetBeans and SunStudio) will use the version in JDK.
import com.sun.enterprise.registration.impl.RegistrationLogger;
import java.util.HashSet;
import java.util.Set;
import java.util.logging.Logger;
import java.io.*;
/**
* Windows implementation of the SystemEnvironment class.
*/
class WindowsSystemEnvironment extends SystemEnvironment {
private static final Logger logger = RegistrationLogger.getLogger();
WindowsSystemEnvironment() {
super();
// run a call to make sure things are initialized
// ignore the first call result as the system may
// give inconsistent data on the first invocation ever
getWmicResult("computersystem", "get", "model");
setSystemModel(getWmicResult("computersystem", "get", "model"));
setSystemManufacturer(getWmicResult("computersystem", "get", "manufacturer"));
setSerialNumber(getWmicResult("bios", "get", "serialnumber"));
String cpuMfr = getWmicResult("cpu", "get", "manufacturer");
// this isn't as good an option, but if we couldn't get anything
// from wmic, try the processor_identifier
if (cpuMfr.length() == 0) {
String procId = System.getenv("processor_identifer");
if (procId != null) {
String[] s = procId.split(",");
cpuMfr = s[s.length - 1].trim();
}
}
setCpuManufacturer(cpuMfr);
setSockets(getWindowsSockets());
setCores(getWindowsCores());
setVirtCpus(getWindowsVirtCpus());
setPhysMem(getWindowsPhysMem());
setCpuName(getWmicResult("cpu", "get", "Name"));
setClockRate(getWmicResult("cpu", "get", "MaxClockSpeed"));
// try to remove the temp file that gets created from running wmic cmds
try {
// look in the current working directory
File f = new File("TempWmicBatchFile.bat");
if (f.exists()) {
boolean b = f.delete();
if (!b)
logger.finest("Could not delete" + f.getAbsolutePath());
}
} catch (Exception e) {
logger.finest(e.getMessage());
// ignore the exception
}
}
private String getWindowsVirtCpus() {
String res = getWmicResult("cpu", "get", "NumberOfLogicalProcessors");
if (res == null || res.equals("")) {
res = "1";
}
return res;
}
private String getWindowsCores() {
String res = getWmicResult("cpu", "get", "NumberOfCores");
if (res == null || res.equals("")) {
res = "1";
}
return res;
}
private String getWindowsSockets() {
String res = getFullWmicResult("cpu", "get", "DeviceID");
Set set = new HashSet();
for (String line : res.split("\n")) {
line = line.trim();
if (line.equals("")) {
continue;
}
set.add(line);
}
if (set.size() == 0) {
return "1";
}
return "" + set.size();
}
private String getWindowsPhysMem() {
String mem = getWmicResult("computersystem", "get", "TotalPhysicalMemory");
if (mem == null || mem.trim().equals("")) {
return "0";
}
try {
long l = Long.parseLong(mem);
return "" + ((long) (l / (1024*1024)));
} catch (Exception e) {
return "0";
}
}
/**
* This method invokes wmic outside of the normal environment
* collection routines.
*
* An initial call to wmic can be costly in terms of time.
*
*
* Details of why the first call is costly can be found at:
*
* http://support.microsoft.com/kb/290216/en-us
*
* "When you run the Wmic.exe utility for the first time, the utility
* compiles its .mof files into the repository. To save time during
* Windows installation, this operation takes place as necessary."
*
*/
private String getWmicResult(String alias, String verb, String property) {
String res = "";
BufferedReader in = null;
BufferedWriter bw = null;
try {
ProcessBuilder pb = new ProcessBuilder("cmd", "/C", "WMIC", alias, verb, property);
Process p = pb.start();
// need this for executing windows commands (at least
// needed for executing wmic command)
bw = new BufferedWriter(new OutputStreamWriter(p.getOutputStream()));
bw.write(13);
p.waitFor();
if (p.exitValue() == 0) {
in = new BufferedReader(new InputStreamReader(p.getInputStream()));
String line = null;
while ((line = in.readLine()) != null) {
line = line.trim();
if (line.length() == 0) {
continue;
}
res = line;
}
// return the *last* line read
return res;
}
} catch (Exception e) {
// ignore the exception
} finally {
if (in != null) {
try {
in.close();
} catch (IOException e) {
// ignore
}
}
if (bw != null) {
try {
bw.flush();
} catch (Exception ex) { //ignore...
}
try {
bw.close();
} catch (Exception ex) { //ignore...
}
}
}
return res.trim();
}
private String getFullWmicResult(String alias, String verb, String property) {
StringBuilder res = new StringBuilder();
BufferedReader in = null;
BufferedWriter bw = null;
try {
ProcessBuilder pb = new ProcessBuilder("cmd", "/C", "WMIC", alias, verb, property);
Process p = pb.start();
// need this for executing windows commands (at least
// needed for executing wmic command)
bw = new BufferedWriter(
new OutputStreamWriter(p.getOutputStream()));
bw.write(13);
bw.flush();
p.waitFor();
if (p.exitValue() == 0) {
in = new BufferedReader(new InputStreamReader(p.getInputStream()));
String line = null;
while ((line = in.readLine()) != null) {
line = line.trim();
if (line.length() == 0) {
continue;
}
if (line.toLowerCase().indexOf(property.toLowerCase()) != -1) {
continue;
}
res.append(line).append("\n");
}
}
} catch (Exception e) {
// ignore the exception
} finally {
if (in != null) {
try {
in.close();
} catch (IOException e) {
// ignore
}
}
if (bw != null) {
try {
bw.close();
} catch (IOException e) {
// ignore
}
}
}
return res.toString();
}
}
