jclass
Class SyncSimpleArray

java.lang.Object
  |
  +--jclass.SyncSimpleArray

public class SyncSimpleArray

extends java.lang.Object

A simple synchronized static allocated array class. The only difference from a normal array of objects is that the access is synchronized. Is this enough ;-) ?

Written: Radu Sion
Version: 0.1
Source: SyncSimpleArray.java

Visit Smart Software

Constructor Summary

SyncSimpleArray(int size)
Creates a new array object of a given size and fills it up with null.

Method Summary

int	active() Returns the number of nonnull objects in the array.
java.lang.Object	get(int index) Reads the object value at the specified index in the array.
void	remove(int index) Removes a given object at a specified index in the array.
void	set(int index, java.lang.Object obj) Puts a object at a specified index in the array.
int	size() Returns the number of static allocated slots.

Methods inherited from class java.lang.Object

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

Constructor Detail

SyncSimpleArray

public SyncSimpleArray(int size)

Creates a new array object of a given size and fills it up with null. No parameter checkings are performed.

Parameters:

size - Number of empty slots to allocate static

Method Detail

active

public int active()

Returns the number of nonnull objects in the array.

set

public void set(int index,
                java.lang.Object obj)

Puts a object at a specified index in the array. No parameter checkings are performed.

Parameters:

index - The position inside the array where to put that object

obj - object to use (may be also null)

remove

public void remove(int index)

Removes a given object at a specified index in the array. Is equivalent (for now) to .set(index,null). No parameter checkings are performed.

Parameters:

index - The position inside the array from where to remove that object

get

public java.lang.Object get(int index)

Reads the object value at the specified index in the array. No parameter checkings are performed.

Parameters:

index - The position inside the array where to read from

Returns:

The value at that position

size

public int size()

Returns the number of static allocated slots.