org.apache.hadoop.hdfs.util

Class ReadOnlyList.Util

java.lang.Object

org.apache.hadoop.hdfs.util.ReadOnlyList.Util

Enclosing interface:

org.apache.hadoop.hdfs.util.ReadOnlyList<E>

public static class ReadOnlyList.Util
extends Object

Utilities for ReadOnlyList

Constructor Summary

Constructors

Constructor and Description
ReadOnlyList.Util()

Method Summary

Methods

Modifier and Type	Method and Description
static <E> List<E>	asList(org.apache.hadoop.hdfs.util.ReadOnlyList<E> list)
static <E> org.apache.hadoop.hdfs.util.ReadOnlyList<E>	asReadOnlyList(List<E> list)
static <K,E extends Comparable<K>> int	binarySearch(org.apache.hadoop.hdfs.util.ReadOnlyList<E> list, K key) The same as Collections.binarySearch(List, Object) except that the list is a ReadOnlyList.
static <E> org.apache.hadoop.hdfs.util.ReadOnlyList<E>	emptyList()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ReadOnlyList.Util

public ReadOnlyList.Util()

Method Detail

emptyList

public static <E> org.apache.hadoop.hdfs.util.ReadOnlyList<E> emptyList()

Returns:

an empty list.

binarySearch

public static <K,E extends Comparable<K>> int binarySearch(org.apache.hadoop.hdfs.util.ReadOnlyList<E> list,
                                           K key)

The same as Collections.binarySearch(List, Object) except that the list is a ReadOnlyList.

Returns:

the insertion point defined in Collections.binarySearch(List, Object).

asReadOnlyList

public static <E> org.apache.hadoop.hdfs.util.ReadOnlyList<E> asReadOnlyList(List<E> list)

Returns:

a ReadOnlyList view of the given list.

asList

public static <E> List<E> asList(org.apache.hadoop.hdfs.util.ReadOnlyList<E> list)

Returns:

a List view of the given list.