com.sas.dataselectors.filters.tree
Class StepModelToLogicTreeTransform

com.sas.dataselectors.filters.tree.StepModelToLogicTreeTransform

All Implemented Interfaces:

com.sas.util.transforms.TransformInterface, java.io.Serializable

public class StepModelToLogicTreeTransform
implements com.sas.util.transforms.TransformInterface

TODO Supply JavaDoc for class

See Also:

Serialized Form

Constructor Summary

StepModelToLogicTreeTransform()

StepModelToLogicTreeTransform(FilterObjectFactoryInterface factory)

StepModelToLogicTreeTransform(FilterObjectFactoryInterface factory, FilterItemListInterface filterItemList)

Method Summary

com.sas.iquery.metadata.business.DataItem	getDataItem()
FilterObjectFactoryInterface	getFactory()
protected LogicalConditionNode	newLogicalConditionNode(java.lang.Object userObject, ConditionalRelationType lc, boolean explicitlyCreated) Creates a new LogicalConditionNode from the given properties.
protected NotNode	newNotNode(java.lang.Object userObject) Creates a new NotNode and assigns the specified user object to it.
void	setDataItem(com.sas.iquery.metadata.business.DataItem dataItem)
void	setFactory(FilterObjectFactoryInterface factory)
java.lang.Object	transform(java.lang.Object o) Transforms the given object into a DefaultFilterLogicTree instance.
protected AbstractFilterLogicBaseNode	transformStep(com.sas.iquery.metadata.business.step.CompoundStep step) Attempts to transform the given compound step.
protected AbstractFilterLogicBaseNode	transformStep(com.sas.iquery.metadata.business.step.CompoundStep step, boolean explicitlyCreated) Attempts to transform the given compound step.
protected AbstractFilterLogicBaseNode	transformStep(com.sas.iquery.metadata.business.step.StepInterface step) Attempts to transform any StepInterface specified.

Constructor Detail

StepModelToLogicTreeTransform

public StepModelToLogicTreeTransform()

StepModelToLogicTreeTransform

public StepModelToLogicTreeTransform(FilterObjectFactoryInterface factory)

StepModelToLogicTreeTransform

public StepModelToLogicTreeTransform(FilterObjectFactoryInterface factory,
                                     FilterItemListInterface filterItemList)

Method Detail

getFactory

public FilterObjectFactoryInterface getFactory()

Returns:

setFactory

public void setFactory(FilterObjectFactoryInterface factory)

Parameters:

factory -

getDataItem

public com.sas.iquery.metadata.business.DataItem getDataItem()

Returns:

setDataItem

public void setDataItem(com.sas.iquery.metadata.business.DataItem dataItem)

Parameters:

dataItem -

transform

public java.lang.Object transform(java.lang.Object o)
                           throws com.sas.util.transforms.TransformException

Transforms the given object into a DefaultFilterLogicTree instance.

Specified by:

transform in interface com.sas.util.transforms.TransformInterface

Returns:

a new DefaultFilterLogicTree representing the specified filter step

Throws:

com.sas.util.transforms.TransformException

transformStep

protected AbstractFilterLogicBaseNode transformStep(com.sas.iquery.metadata.business.step.StepInterface step)

Attempts to transform any StepInterface specified.

Parameters:

step - the step to process

Returns:

the tree node that is the root of the logic tree representing the given step

transformStep

protected AbstractFilterLogicBaseNode transformStep(com.sas.iquery.metadata.business.step.CompoundStep step)

Attempts to transform the given compound step.

Parameters:

step - the step to process

Returns:

the tree node that is the root of the logic tree representing the given step

transformStep

protected AbstractFilterLogicBaseNode transformStep(com.sas.iquery.metadata.business.step.CompoundStep step,
                                                    boolean explicitlyCreated)

Attempts to transform the given compound step.

Parameters:

step - the step to process

explicitlyCreated - a flag to indicate whether a grouping was explicitly created or not.

Returns:

the tree node that is the root of the logic tree representing the given step

newLogicalConditionNode

protected LogicalConditionNode newLogicalConditionNode(java.lang.Object userObject,
                                                       ConditionalRelationType lc,
                                                       boolean explicitlyCreated)

Creates a new LogicalConditionNode from the given properties.

Parameters:

userObject - an optional object to store w/ the node

lc - the conditional relation type to assign to the node

explicitlyCreated - a flag to specify if this node should be considered explicitly created by the user

Returns:

the new node

newNotNode

protected NotNode newNotNode(java.lang.Object userObject)

Creates a new NotNode and assigns the specified user object to it.

Parameters:

userObject - an optional object to store w/ the node

Returns:

the new node