edu.umass.cs.mallet.base.util

Class CollectionUtils

java.lang.Object

edu.umass.cs.mallet.base.util.CollectionUtils

public class CollectionUtils
extends Object

* Created: Sun Jan 25 01:04:29 2004

Version:

$Id: CollectionUtils.java,v 1.5 2005/06/13 21:20:20 casutton Exp $

Author:

Charles Sutton

Method Summary

Modifier and Type	Method and Description
static Object	argmax(TObjectDoubleHashMap map) Returns the key in map that has the greatest score
static String	dumpToString(Collection c)
static String	dumpToString(Collection c, String separator)
static Collection	intersection(Collection c1, Collection c2) Computes a nondestructive intersection of two collections.
static void	print(Collection c)
static void	print(Collection c, String separator)
static List	sortedUnion(List args1, List args2)
static Collection	subset(Collection c, int size, Random rand)
static Collection	union(Collection c1, Collection c2)

Methods inherited from class java.lang.Object

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

Method Detail

dumpToString

public static String dumpToString(Collection c,
                                  String separator)

dumpToString

public static String dumpToString(Collection c)

print

public static void print(Collection c)

print

public static void print(Collection c,
                         String separator)

subset

public static Collection subset(Collection c,
                                int size,
                                Random rand)

sortedUnion

public static List sortedUnion(List args1,
                               List args2)

intersection

public static Collection intersection(Collection c1,
                                      Collection c2)

Computes a nondestructive intersection of two collections.

union

public static Collection union(Collection c1,
                               Collection c2)

argmax

public static Object argmax(TObjectDoubleHashMap map)

Returns the key in map that has the greatest score