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public final class java.io.FileDescriptor extends java.lang.Object (I-§1.12) { // Fields public final static FileDescriptor err; §2.8.1 public final static FileDescriptor in; §2.8.2 public final static FileDescriptor out; §2.8.3 // Constructors public FileDescriptor(); §2.8.4 // Methods public boolean valid(); §2.8.5 }Instances of the file descriptor class serve as an opaque handle to the underlying machine- specific structure representing an open file or an open socket.
Applications should not create their own file descriptors.
public final static FileDescriptor err
public final static FileDescriptor in
public final static FileDescriptor out
public FileDescriptor()
public boolean valid()
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