org.mentawai.filter
Class PaginationFilter

java.lang.Object
  org.mentawai.filter.PaginationFilter

All Implemented Interfaces:

Filter

Direct Known Subclasses:

PaginationDisplayTagFilter

public class PaginationFilter
extends Object
implements Filter

Field Summary

static String	KEY_PAGINATION
static int	LIMIT_PAGINATION
static String	PARAM_IS_DESC
static String	PARAM_NUMBER_PAGE
static String	PARAM_SORT_ATTRIBUTE

Constructor Summary

PaginationFilter(String defaultOrder)

PaginationFilter(String defaultOrder, int limitRecord)

PaginationFilter(String defaultOrder, int limitRecord, String key)

Method Summary

void	destroy() Gives a chance to the filter to deallocalte any resources before it is destroyed.
String	filter(InvocationChain chain) Executes the filter.
String	getKey()
protected int	getNumberPage(Input input)
protected String	getSortAttribute(Input input)
protected boolean	isDesc(Input input)

Methods inherited from class java.lang.Object

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

Field Detail

LIMIT_PAGINATION

public static final int LIMIT_PAGINATION

See Also:

Constant Field Values

KEY_PAGINATION

public static final String KEY_PAGINATION

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Constant Field Values

PARAM_NUMBER_PAGE

public static final String PARAM_NUMBER_PAGE

See Also:

Constant Field Values

PARAM_SORT_ATTRIBUTE

public static final String PARAM_SORT_ATTRIBUTE

See Also:

Constant Field Values

PARAM_IS_DESC

public static final String PARAM_IS_DESC

See Also:

Constant Field Values

Constructor Detail

PaginationFilter

public PaginationFilter(String defaultOrder)

PaginationFilter

public PaginationFilter(String defaultOrder,
                        int limitRecord)

PaginationFilter

public PaginationFilter(String defaultOrder,
                        int limitRecord,
                        String key)

Method Detail

filter

public String filter(InvocationChain chain)
              throws Exception

Description copied from interface: Filter

Executes the filter.

Specified by:

filter in interface Filter

Parameters:

chain - The InvocationChain for the action this filter is being applied to.

Returns:

The result of the filter or the action the filter is being applied to.

Throws:

Exception

getNumberPage

protected int getNumberPage(Input input)

getSortAttribute

protected String getSortAttribute(Input input)

isDesc

protected boolean isDesc(Input input)

destroy

public void destroy()

Description copied from interface: Filter

Gives a chance to the filter to deallocalte any resources before it is destroyed. This is called when the web application is stopped, in other words, this has nothing to do with garbage collection.

Specified by:

destroy in interface Filter

getKey

public String getKey()