System

The System.setProperty() method in Java is used to set the value of a system property.

The System.setProperties() method in Java is used to set the system properties to the specified Properties object.

The System.mapLibraryName() method in Java is used to construct a platform-specific string representing a native library name. This method helps in converting a generic library name to a platform-specific one, such as appending the appropriate file extension based on the operating system.

The System.loadLibrary() method in Java is used to load a system library with a specified name.

The System.lineSeparator() method in Java is used to obtain the system-dependent line separator string.

The System.getProperty() method in Java is used to retrieve the value of a specific system property.

The System.getProperties() method in Java is used to obtain a list of the current system properties.

The System.getenv() method in Java is used to obtain the value of an environment variable.

The System.gc() method in Java is used to suggest that the Java Virtual Machine (JVM) perform garbage collection.

The System.currentTimeMillis() method in Java is used to obtain the current time in milliseconds since the Unix epoch (January 1, 1970, 00:00:00 GMT).

The System.console() method in Java is used to obtain a reference to the console associated with the current Java virtual machine (JVM), if any.

The System.clearProperty() method in Java is used to remove a system property that is specified by a given key.

The System.arraycopy() method in Java is used to copy a specified range of elements from one array to another.