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[Minor] Updated SystemHelper.asString() to include CPU cores, better format, better is64bit() detection

This commit is contained in:
Robert von Burg 2019-07-11 11:45:13 +02:00
parent 1a82429962
commit 147fd92b11
1 changed files with 17 additions and 17 deletions
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34
li.strolch.utils/src/main/java/li/strolch/utils/helper/SystemHelper.java
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@ -37,6 +37,7 @@ public class SystemHelper {
public static final String osVersion = System.getProperty("os.version"); //$NON-NLS-1$
public static final String javaVendor = System.getProperty("java.vendor"); //$NON-NLS-1$
public static final String javaVersion = System.getProperty("java.version"); //$NON-NLS-1$
private static final int nrOfCores = Runtime.getRuntime().availableProcessors(); //$NON-NLS-1$
/**
* private constructor
@ -58,42 +59,37 @@ public class SystemHelper {
*/
public static String asString() {
StringBuilder sb = new StringBuilder();
sb.append(SystemHelper.osName);
sb.append(StringHelper.SPACE);
sb.append(SystemHelper.osArch);
sb.append(StringHelper.SPACE);
sb.append(SystemHelper.osVersion);
sb.append(StringHelper.SPACE);
sb.append("on Java "); //$NON-NLS-1$
sb.append(SystemHelper.javaVendor);
sb.append(" version "); //$NON-NLS-1$
sb.append(SystemHelper.javaVersion);
sb.append("OS: ").append(osName);
sb.append(" ").append(osVersion);
sb.append(" Arch: ").append(osArch);
sb.append(" on Java ").append(javaVendor);
sb.append(" ").append(javaVersion);
sb.append(" CPU Cores: ").append(nrOfCores);
return sb.toString();
}
public static String getUserDir() {
return System.getProperty("user.dir"); //$NON-NLS-1$
return System.getProperty("user.dir");
}
public static boolean isMacOS() {
return SystemHelper.osName.startsWith("Mac"); //$NON-NLS-1$
return SystemHelper.osName.startsWith("Mac");
}
public static boolean isWindows() {
return SystemHelper.osName.startsWith("Win"); //$NON-NLS-1$
return SystemHelper.osName.startsWith("Win");
}
public static boolean isLinux() {
return SystemHelper.osName.startsWith("Lin"); //$NON-NLS-1$
return SystemHelper.osName.startsWith("Lin");
}
public static boolean is32bit() {
return SystemHelper.osArch.equals("x86") || SystemHelper.osArch.equals("i386") //$NON-NLS-1$ //$NON-NLS-2$
|| SystemHelper.osArch.equals("i686"); //$NON-NLS-1$
return !SystemHelper.is64bit();
}
public static boolean is64bit() {
return SystemHelper.osArch.equals("x86_64") || SystemHelper.osArch.equals("amd64"); //$NON-NLS-1$ //$NON-NLS-2$
return System.getProperty("sun.arch.data.model").equals("64");
}
public static String getMaxMemory() {
@ -118,4 +114,8 @@ public class SystemHelper {
sb.append(SystemHelper.getFreeMemory());
return sb.toString();
}
public static void main(String[] args) {
System.getProperties().list(System.out);
}
}