Package org.apache.hadoop.hdfs.server.namenode

Enum FSDirectory.DirOp

java.lang.Object

java.lang.Enum<FSDirectory.DirOp>

org.apache.hadoop.hdfs.server.namenode.FSDirectory.DirOp

All Implemented Interfaces:

java.io.Serializable, java.lang.Comparable<FSDirectory.DirOp>

Enclosing class:

FSDirectory

public static enum FSDirectory.DirOp
extends java.lang.Enum<FSDirectory.DirOp>

Enum Constant Summary

Enum Constants

Enum Constant	Description
CREATE
CREATE_LINK
READ
READ_LINK
WRITE
WRITE_LINK

Method Summary

Modifier and Type	Method	Description
static FSDirectory.DirOp	valueOf(java.lang.String name)	Returns the enum constant of this type with the specified name.
static FSDirectory.DirOp[]	values()	Returns an array containing the constants of this enum type, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Detail

READ

public static final FSDirectory.DirOp READ

READ_LINK

public static final FSDirectory.DirOp READ_LINK

WRITE

public static final FSDirectory.DirOp WRITE

WRITE_LINK

public static final FSDirectory.DirOp WRITE_LINK

CREATE

public static final FSDirectory.DirOp CREATE

CREATE_LINK

public static final FSDirectory.DirOp CREATE_LINK

Method Detail

values

public static FSDirectory.DirOp[] values()

Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:

for (FSDirectory.DirOp c : FSDirectory.DirOp.values())
    System.out.println(c);

Returns:

an array containing the constants of this enum type, in the order they are declared

valueOf

public static FSDirectory.DirOp valueOf(java.lang.String name)

Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

java.lang.IllegalArgumentException - if this enum type has no constant with the specified name

java.lang.NullPointerException - if the argument is null