org.eclipse.birt.data.engine.api.querydefn
Class JointDataSetDesign

java.lang.Object
  org.eclipse.birt.data.engine.api.querydefn.BaseDataSetDesign
      org.eclipse.birt.data.engine.api.querydefn.JointDataSetDesign

All Implemented Interfaces:

IBaseDataSetDesign, IJointDataSetDesign

public class JointDataSetDesign
extends BaseDataSetDesign
implements IJointDataSetDesign

This is an implementation of IJointDataSetDesign

Field Summary

Fields inherited from interface org.eclipse.birt.data.engine.api.IJointDataSetDesign

FULL_OUTER_JOIN, INNER_JOIN, LEFT_OUTER_JOIN, RIGHT_OUTER_JOIN

Constructor Summary

JointDataSetDesign(java.lang.String dataSetName)
Constructor

JointDataSetDesign(java.lang.String name, java.lang.String left, java.lang.String right, int joinType, java.util.List joinConditions)
Constructor.

Method Summary

void	addJoinCondition(JoinCondition jc)
java.util.List	getJoinConditions() This method returns the Joint conditions.
int	getJoinType() This method returns the Joint Type.
java.lang.String	getLeftDataSetDesignName() This method returns the name of data set which servers as left operand of a joint.
java.lang.String	getRightDataSetDesignName() This method returns the name of data set which servers as right operand of a joint.
void	setJoinType(int joinType)
void	setLeftDataSetDesignName(java.lang.String dataSetName)
void	setRightDataSetDesignName(java.lang.String dataSetName)

Methods inherited from class org.eclipse.birt.data.engine.api.querydefn.BaseDataSetDesign

addComputedColumn, addFilter, addInputParamBinding, addParameter, addResultSetHint, getAfterCloseScript, getAfterOpenScript, getBeforeCloseScript, getBeforeOpenScript, getCacheRowCount, getComputedColumns, getDataSourceName, getEventHandler, getFilters, getInputParamBindings, getName, getOnFetchScript, getParameters, getResultSetHints, getRowFetchLimit, needDistinctValue, setAfterCloseScript, setAfterOpenScript, setBeforeCloseScript, setBeforeOpenScript, setCacheRowCount, setDataSource, setDistinctValue, setEventHandler, setOnFetchScript, setRowFetchLimit

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.eclipse.birt.data.engine.api.IBaseDataSetDesign

getAfterCloseScript, getAfterOpenScript, getBeforeCloseScript, getBeforeOpenScript, getCacheRowCount, getComputedColumns, getDataSourceName, getEventHandler, getFilters, getInputParamBindings, getName, getOnFetchScript, getParameters, getResultSetHints, getRowFetchLimit, needDistinctValue, setRowFetchLimit

Constructor Detail

JointDataSetDesign

public JointDataSetDesign(java.lang.String dataSetName)

Constructor

JointDataSetDesign

public JointDataSetDesign(java.lang.String name,
                          java.lang.String left,
                          java.lang.String right,
                          int joinType,
                          java.util.List joinConditions)
                   throws org.eclipse.birt.data.engine.core.DataException

Constructor.

Throws:

org.eclipse.birt.data.engine.core.DataException

Method Detail

getLeftDataSetDesignName

public java.lang.String getLeftDataSetDesignName()

Description copied from interface: IJointDataSetDesign

This method returns the name of data set which servers as left operand of a joint.

Specified by:

getLeftDataSetDesignName in interface IJointDataSetDesign

Returns:

name of data set that servers as first oprand

setLeftDataSetDesignName

public void setLeftDataSetDesignName(java.lang.String dataSetName)

getRightDataSetDesignName

public java.lang.String getRightDataSetDesignName()

Description copied from interface: IJointDataSetDesign

This method returns the name of data set which servers as right operand of a joint.

Specified by:

getRightDataSetDesignName in interface IJointDataSetDesign

Returns:

name of data set that servers as second oprand

setRightDataSetDesignName

public void setRightDataSetDesignName(java.lang.String dataSetName)

getJoinType

public int getJoinType()

Description copied from interface: IJointDataSetDesign

This method returns the Joint Type.

Specified by:

getJoinType in interface IJointDataSetDesign

Returns:

the integer stands for a joint type.

setJoinType

public void setJoinType(int joinType)

getJoinConditions

public java.util.List getJoinConditions()

Description copied from interface: IJointDataSetDesign

This method returns the Joint conditions. Only rows which can make these IJointConditionalExpression instance evaluate to true will be jointed.

Specified by:

getJoinConditions in interface IJointDataSetDesign

Returns:

the list contains joint conditions. All the elements in the list is IJointConditionalExpression.

addJoinCondition

public void addJoinCondition(JoinCondition jc)