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Java Source Code / Java Documentation » J2EE » Expresso » com.jcorporate.expresso.core.misc

Source Cross Reference Class Diagram Java Document (Java Doc)

java.lang .Object

com.jcorporate.expresso.core.misc .RecordPaginator

RecordPaginator

public class RecordPaginator implements Serializable(Code)

This class takes care of the low-level logic for when dealing with "e;pages"e; of data. It is used in the Download Controller to allow paging through masses of download files, as well as in DBMaint for paging through the data records.

author:
Michael Rimov

Constructor Summary
public	RecordPaginator()

Method Summary
public int	getEndRecordNumber() Returns the end record number for a particular page.
public int	getPageCount() Get the number of pages [using recorg pagination] that exist for this record.
public int	getPageNumber()
public int	getStartRecordNumber() Modified code based upon xin lee.
public long	getTotalRecordCount()
public boolean	isCountRecords() Returns true if the system is expected to get the total record count.
public boolean	isMoreRecords()
public boolean	isPreviousRecords()
public ArrayList	searchAndRetrieve(DataObject searchCriteria, String sortKey) Returns a search and retrieve list from the DBObject who's criteria you have set.
public List	searchAndRetrieve(MultiDBObject searchCriteria, String sortKey) Returns a search and retrieve list from the DBObject who's criteria you have set.
public void	setCountRecords(boolean newCountRecords) Sets whether or not the total record count should be used or not.
public void	setEndRecordNumber(int newEndRecordNumber)
public void	setMoreRecords(boolean newMoreRecords)
protected void	setPageLimitAttribute(DataObject dbObj) Sets the size of the page limit.
protected void	setPageLimitAttribute(MultiDBObject dbObj) Sets the size of the page limit.
public void	setPageNumber(int newPageNumber)
public void	setPageNumber(ControllerRequest request) Sets the page number based upon the controller request object.
public void	setPreviousRecords(boolean newPreviousRecords)
public void	setStartRecordNumber(int newStartRecordNumber)

Constructor Detail

RecordPaginator
public RecordPaginator()(Code)

Method Detail

getEndRecordNumber
public int getEndRecordNumber()(Code)
	Returns the end record number for a particular page. integer >= 0

getPageCount
public int getPageCount()(Code)
	Get the number of pages [using recorg pagination] that exist for this record.

getPageNumber
public int getPageNumber()(Code)

getStartRecordNumber
public int getStartRecordNumber()(Code)
	Modified code based upon xin lee. the Start Record Number

getTotalRecordCount
public long getTotalRecordCount()(Code)
	Returns the total record count retrieved for this database search total record count as long.

isCountRecords
public boolean isCountRecords()(Code)
	Returns true if the system is expected to get the total record count. true if the record count will be active.

isMoreRecords
public boolean isMoreRecords()(Code)

isPreviousRecords
public boolean isPreviousRecords()(Code)

searchAndRetrieve
public ArrayList searchAndRetrieve(DataObject searchCriteria, String sortKey) throws DBException(Code)
	Returns a search and retrieve list from the DBObject who's criteria you have set. Also sets its internal attributes such as start record number etc. Parameters: searchCriteria - The DBObject to search against Parameters: sortKey - the field to search against. an ArrayList of DBObjects retrieved by the searchCriteria

searchAndRetrieve
public List searchAndRetrieve(MultiDBObject searchCriteria, String sortKey) throws DBException(Code)
	Returns a search and retrieve list from the DBObject who's criteria you have set. Also sets its internal attributes such as start record number etc. Parameters: searchCriteria - The DBObject to search against Parameters: sortKey - the field to search against. an ArrayList of DBObjects retrieved by the searchCriteria

setCountRecords
public void setCountRecords(boolean newCountRecords)(Code)
	Sets whether or not the total record count should be used or not. Parameters: newCountRecords - true if you wish for the recordset to retrievea total record count.

setEndRecordNumber
public void setEndRecordNumber(int newEndRecordNumber)(Code)
	Sets the ending record number Parameters: newEndRecordNumber - int for the new end record number

setMoreRecords
public void setMoreRecords(boolean newMoreRecords)(Code)

setPageLimitAttribute
protected void setPageLimitAttribute(DataObject dbObj) throws DBException(Code)
	Sets the size of the page limit. It uses the DBObject Limit to define how many records per page are displayed Parameters: dbObj - The dbobject to set for.

setPageLimitAttribute
protected void setPageLimitAttribute(MultiDBObject dbObj) throws DBException(Code)
	Sets the size of the page limit. It uses the DBObject Limit to define how many records per page are displayed Parameters: dbObj - The dbobject to set for.

setPageNumber
public void setPageNumber(int newPageNumber)(Code)

setPageNumber
public void setPageNumber(ControllerRequest request) throws ControllerException(Code)
	Sets the page number based upon the controller request object. If the page parameters is not included with the request, then page is set to zero. Parameters: request - The controller request fed to the controller from which thefunction can extract the page= controller parameter. throws: ControllerException - if page= is not a number.

setPreviousRecords
public void setPreviousRecords(boolean newPreviousRecords)(Code)

setStartRecordNumber
public void setStartRecordNumber(int newStartRecordNumber)(Code)

Methods inherited from java.lang.Object

native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc)
public boolean equals(Object obj)(Code)(Java Doc)
protected void finalize() throws Throwable(Code)(Java Doc)
final native public Class getClass()(Code)(Java Doc)
native public int hashCode()(Code)(Java Doc)
final native public void notify()(Code)(Java Doc)
final native public void notifyAll()(Code)(Java Doc)
public String toString()(Code)(Java Doc)
final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc)
final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc)
final public void wait() throws InterruptedException(Code)(Java Doc)

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