Package org.apache.hadoop.hdfs.server.protocol

Enum SlowDiskReports.DiskOp

java.lang.Object

java.lang.Enum<SlowDiskReports.DiskOp>

org.apache.hadoop.hdfs.server.protocol.SlowDiskReports.DiskOp

All Implemented Interfaces:

java.io.Serializable, java.lang.Comparable<SlowDiskReports.DiskOp>

Enclosing class:

SlowDiskReports

public static enum SlowDiskReports.DiskOp
extends java.lang.Enum<SlowDiskReports.DiskOp>

Lists the types of operations on which disk latencies are measured.

Enum Constant Summary

Enum Constants

Enum Constant	Description
METADATA
READ
WRITE

Method Summary

Modifier and Type	Method	Description
static SlowDiskReports.DiskOp	fromValue(java.lang.String value)
java.lang.String	toString()
static SlowDiskReports.DiskOp	valueOf(java.lang.String name)	Returns the enum constant of this type with the specified name.
static SlowDiskReports.DiskOp[]	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, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Detail

METADATA

public static final SlowDiskReports.DiskOp METADATA

READ

public static final SlowDiskReports.DiskOp READ

WRITE

public static final SlowDiskReports.DiskOp WRITE

Method Detail

values

public static SlowDiskReports.DiskOp[] 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 (SlowDiskReports.DiskOp c : SlowDiskReports.DiskOp.values())
    System.out.println(c);

Returns:

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

valueOf

public static SlowDiskReports.DiskOp 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

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Enum<SlowDiskReports.DiskOp>

fromValue

public static SlowDiskReports.DiskOp fromValue(java.lang.String value)