Package org.pentaho.reporting.engine.classic.core.util

Class BulkArrayList<T>

java.lang.Object

org.pentaho.reporting.engine.classic.core.util.BulkArrayList<T>

All Implemented Interfaces:

Cloneable

public class BulkArrayList<T>
extends Object
implements Cloneable

An Array-List with a linear instead of exponential growth.

This list is not synchronized and does not implement the full List interface. In fact, this list can only be used to add new values or to clear the complete list.

Author:

Thomas Morgner

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	BulkArrayList.Func<T>

Constructor Summary

Constructors

Constructor	Description
BulkArrayList(int capacity)	Creates a new IntList with the given initial capacity.
BulkArrayList(T[] data, int increment)

Method Summary

Modifier and Type	Method	Description
void	add(T value)	Adds the given int value to the list.
void	clear()	Clears the list.
BulkArrayList<T>	clone()	Creates a copy of this list.
void	foreach(BulkArrayList.Func<T> func)
void	foreach(BulkArrayList.Func<T> func, int start, int end)
T	get(int index)	Returns the value at the given index.
void	remove(int index)
void	removeRange(int index, int count)
void	set(int index, T value)	Adds the given int value to the list.
int	size()	Returns the number of elements in this list.
<T> T[]	toArray(T[] retval)	Copys the list contents into a new array.

Methods inherited from class java.lang.Object

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

Constructor Detail

BulkArrayList

public BulkArrayList(int capacity)

Creates a new IntList with the given initial capacity. The capacity will also be used as increment value when extending the capacity of the list.

Parameters:

capacity - the initial capacity.

BulkArrayList

public BulkArrayList(T[] data,
                     int increment)

Method Detail

add

public void add(T value)

Adds the given int value to the list.

Parameters:

value - the new value to be added.

remove

public void remove(int index)

set

public void set(int index,
                T value)

Adds the given int value to the list.

Parameters:

value - the new value to be defined.

index - the position of the valur that should be redefined.

removeRange

public void removeRange(int index,
                        int count)

get

public T get(int index)

Returns the value at the given index.

Parameters:

index - the index

Returns:

the value at the given index

Throws:

IndexOutOfBoundsException - if the index is greater or equal to the list size or if the index is negative.

clear

public void clear()

Clears the list.

size

public int size()

Returns the number of elements in this list.

Returns:

the number of elements in the list

toArray

public <T> T[] toArray(T[] retval)

Copys the list contents into a new array.

Parameters:

retval - the array that should receive the contents.

Returns:

the list contents as array.

clone

public BulkArrayList<T> clone()
                       throws CloneNotSupportedException

Creates a copy of this list.

Overrides:

clone in class Object

Returns:

a copy of this list.

Throws:

CloneNotSupportedException - if something went wrong during the cloning.

foreach

public void foreach(BulkArrayList.Func<T> func)

foreach

public void foreach(BulkArrayList.Func<T> func,
                    int start,
                    int end)