org.dstadler.commons.collections

Class ConcurrentMappedCounter<T>

java.lang.Object

org.dstadler.commons.collections.ConcurrentMappedCounter<T>

Type Parameters:

T - The type of the key for the mapped counter, often this will be String, but any type that can be used as key for a HashMap will work here.

All Implemented Interfaces:

MappedCounter<T>

public class ConcurrentMappedCounter<T>
extends java.lang.Object
implements MappedCounter<T>

Thread-Safe variant of MappedCounter, currently internally delegates to a MappedCounterImpl

Constructor Summary

Constructors

Constructor and Description
ConcurrentMappedCounter()

Method Summary

Modifier and Type	Method and Description
void	addInt(T k, int v)
void	clear()
void	count(java.util.Collection<T> items)
java.util.Set<java.util.Map.Entry<T,java.lang.Integer>>	entries()
int	get(T k)
java.util.Set<T>	keys()
int	remove(T key)
java.util.Map<T,java.lang.Integer>	sortedMap()
int	sum()
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

ConcurrentMappedCounter

public ConcurrentMappedCounter()

Method Detail

addInt

public void addInt(T k,
                   int v)

Specified by:

addInt in interface MappedCounter<T>

count

public void count(java.util.Collection<T> items)

Specified by:

count in interface MappedCounter<T>

get

public int get(T k)

Specified by:

get in interface MappedCounter<T>

remove

public int remove(T key)

Specified by:

remove in interface MappedCounter<T>

keys

public java.util.Set<T> keys()

Specified by:

keys in interface MappedCounter<T>

entries

public java.util.Set<java.util.Map.Entry<T,java.lang.Integer>> entries()

Specified by:

entries in interface MappedCounter<T>

clear

public void clear()

Specified by:

clear in interface MappedCounter<T>

sortedMap

public java.util.Map<T,java.lang.Integer> sortedMap()

Specified by:

sortedMap in interface MappedCounter<T>

sum

public int sum()

Specified by:

sum in interface MappedCounter<T>

toString

public java.lang.String toString()

Specified by:

toString in interface MappedCounter<T>

Overrides:

toString in class java.lang.Object