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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 osVersion = System.getProperty("os.version"); //$NON-NLS-1$
public static final String javaVendor = System.getProperty("java.vendor"); //$NON-NLS-1$ public static final String javaVendor = System.getProperty("java.vendor"); //$NON-NLS-1$
public static final String javaVersion = System.getProperty("java.version"); //$NON-NLS-1$ 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 * private constructor
@ -58,42 +59,37 @@ public class SystemHelper {
*/ */
public static String asString() { public static String asString() {
StringBuilder sb = new StringBuilder(); StringBuilder sb = new StringBuilder();
sb.append(SystemHelper.osName); sb.append("OS: ").append(osName);
sb.append(StringHelper.SPACE); sb.append(" ").append(osVersion);
sb.append(SystemHelper.osArch); sb.append(" Arch: ").append(osArch);
sb.append(StringHelper.SPACE); sb.append(" on Java ").append(javaVendor);
sb.append(SystemHelper.osVersion); sb.append(" ").append(javaVersion);
sb.append(StringHelper.SPACE); sb.append(" CPU Cores: ").append(nrOfCores);
sb.append("on Java "); //$NON-NLS-1$
sb.append(SystemHelper.javaVendor);
sb.append(" version "); //$NON-NLS-1$
sb.append(SystemHelper.javaVersion);
return sb.toString(); return sb.toString();
} }
public static String getUserDir() { public static String getUserDir() {
return System.getProperty("user.dir"); //$NON-NLS-1$ return System.getProperty("user.dir");
} }
public static boolean isMacOS() { public static boolean isMacOS() {
return SystemHelper.osName.startsWith("Mac"); //$NON-NLS-1$ return SystemHelper.osName.startsWith("Mac");
} }
public static boolean isWindows() { public static boolean isWindows() {
return SystemHelper.osName.startsWith("Win"); //$NON-NLS-1$ return SystemHelper.osName.startsWith("Win");
} }
public static boolean isLinux() { public static boolean isLinux() {
return SystemHelper.osName.startsWith("Lin"); //$NON-NLS-1$ return SystemHelper.osName.startsWith("Lin");
} }
public static boolean is32bit() { public static boolean is32bit() {
return SystemHelper.osArch.equals("x86") || SystemHelper.osArch.equals("i386") //$NON-NLS-1$ //$NON-NLS-2$ return !SystemHelper.is64bit();
|| SystemHelper.osArch.equals("i686"); //$NON-NLS-1$
} }
public static boolean 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() { public static String getMaxMemory() {
@ -118,4 +114,8 @@ public class SystemHelper {
sb.append(SystemHelper.getFreeMemory()); sb.append(SystemHelper.getFreeMemory());
return sb.toString(); return sb.toString();
} }
public static void main(String[] args) {
System.getProperties().list(System.out);
}
} }