Java Tutorial/Development/RuntimeMXBean — различия между версиями
Admin (обсуждение | вклад) м (1 версия) |
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(нет различий)
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Версия 17:44, 31 мая 2010
Содержание
Get Boot path from RuntimeMXBean
import java.lang.management.ManagementFactory;
import java.lang.management.RuntimeMXBean;
import java.util.Date;
public class Main {
public static void main(String args[]) throws Exception {
RuntimeMXBean mx = ManagementFactory.getRuntimeMXBean();
System.out.println(mx.getBootClassPath());
}
}
Get ClassPath from RuntimeMXBean
import java.lang.management.ManagementFactory;
import java.lang.management.RuntimeMXBean;
import java.util.Date;
public class Main {
public static void main(String args[]) throws Exception {
RuntimeMXBean mx = ManagementFactory.getRuntimeMXBean();
System.out.println(mx.getClassPath());
}
}
Get system start time from RuntimeMXBean
import java.lang.management.ManagementFactory;
import java.lang.management.RuntimeMXBean;
import java.util.Date;
public class Main {
public static void main(String args[]) throws Exception {
RuntimeMXBean mx = ManagementFactory.getRuntimeMXBean();
System.out.println(new Date(mx.getStartTime()));
}
}
Get the JVM uptime from RuntimeMXBean
import java.lang.management.ManagementFactory;
import java.lang.management.RuntimeMXBean;
import java.util.Date;
public class Main {
public static void main(String args[]) throws Exception {
RuntimeMXBean mx = ManagementFactory.getRuntimeMXBean();
System.out.println(mx.getUptime() + " ms");
}
}
Get the system properties from RuntimeMXBean
import java.lang.management.ManagementFactory;
import java.lang.management.RuntimeMXBean;
import java.util.Date;
public class Main {
public static void main(String args[]) throws Exception {
RuntimeMXBean mx = ManagementFactory.getRuntimeMXBean();
System.out.println(mx.getSystemProperties());
}
}