import org.hyperic.sigar.SigarLoader; //导入依赖的package包/类
private void output(CpuPerc cpu) {
    println("User Time....." + CpuPerc.format(cpu.getUser()));
    println("Sys Time......" + CpuPerc.format(cpu.getSys()));
    println("Idle Time....." + CpuPerc.format(cpu.getIdle()));
    println("Wait Time....." + CpuPerc.format(cpu.getWait()));
    println("Nice Time....." + CpuPerc.format(cpu.getNice()));
    println("Combined......" + CpuPerc.format(cpu.getCombined()));
    println("Irq Time......" + CpuPerc.format(cpu.getIrq()));
    if (SigarLoader.IS_LINUX) {
        println("SoftIrq Time.." + CpuPerc.format(cpu.getSoftIrq()));
        println("Stolen Time...." + CpuPerc.format(cpu.getStolen()));
    }
    println("");
}
 

import org.hyperic.sigar.SigarLoader; //导入依赖的package包/类
public static void main(String[] args) {
    Shell shell = new Shell();

    try {
        if (args.length == 0) {
            shell.isInteractive = true;
        }

        shell.init("sigar", System.out, System.err);
        shell.registerCommands();

        shell.readCommandFile(System.getProperty("user.home"));
        shell.readCommandFile(".");
        shell.readCommandFile(SigarLoader.getLocation());

        if (shell.isInteractive) {
            shell.initHistory();
            Getline.setCompleter(shell);
            shell.run();
        }
        else {
            shell.handleCommand(null, args);
        }
    } catch (Exception e) {
        System.err.println("Unexpected exception: " + e);
    } finally {
        shell.shutdown();
    }
}
 

import org.hyperic.sigar.SigarLoader; //导入依赖的package包/类
private void loadSigarIfRunningWithOneJar() {
    if (OneJar.isRunningWithOneJar()) {
        String nativeLibraryName = SigarLoader.getNativeLibraryName();
        String nativeLibraryNameToLoad = nativeLibraryName.replace(SigarLoader.getLibraryExtension(), "")
                                                          .replace(SigarLoader.getLibraryPrefix(), "");
        System.loadLibrary(nativeLibraryNameToLoad);
    }
}
 

import org.hyperic.sigar.SigarLoader; //导入依赖的package包/类
private static void printNativeInfo(PrintStream os) {
    String version =
        "java=" + Sigar.VERSION_STRING +
        ", native=" + Sigar.NATIVE_VERSION_STRING;
    String build =
        "java=" + Sigar.BUILD_DATE +
        ", native=" + Sigar.NATIVE_BUILD_DATE;
    String scm =
        "java=" + Sigar.SCM_REVISION +
        ", native=" + Sigar.NATIVE_SCM_REVISION;
    String archlib =
        SigarLoader.getNativeLibraryName();

    os.println("Sigar version......." + version);
    os.println("Build date.........." + build);
    os.println("SCM rev............." + scm);
    String host = getHostName();
    String fqdn;
    Sigar sigar = new Sigar(); 
    try {
        File lib = sigar.getNativeLibrary();
        if (lib != null) {
            archlib = lib.getName();
        }
        fqdn = sigar.getFQDN();
    } catch (SigarException e) {
        fqdn = "unknown";
    } finally {
        sigar.close();
    }

    os.println("Archlib............." + archlib);

    os.println("Current fqdn........" + fqdn);
    if (!fqdn.equals(host)) {
        os.println("Hostname............" + host);
    }        

    if (SigarLoader.IS_WIN32) {
        LocaleInfo info = new LocaleInfo();
        os.println("Language............" + info);
        os.println("Perflib lang id....." +
                   info.getPerflibLangId());
    }
}
 

import org.hyperic.sigar.SigarLoader; //导入依赖的package包/类
/**
 * Extracts the native bindings for sigar and tells sigar where to find them.
 *
 * @param nativeLibDir       the directory the native libs should be stored to
 * @return the folder that contains the extracted nativeLibs
 * @throws Exception
 */
private static void loadNativeSigarBindings(File nativeLibDir) throws Exception {
	extractFromJarToTemp(SIGAR_RESOURCE_DIR + new SigarLoader(Sigar.class).getLibraryName(), nativeLibDir);

	System.setProperty(SIGAR_PATH, nativeLibDir.getAbsolutePath());
	nativeLibDir.getAbsolutePath();
}