com.espertech.esper.epl.join.assemble

Class CartesianProdAssemblyNodeFactory

java.lang.Object

com.espertech.esper.epl.join.assemble.BaseAssemblyNodeFactory

com.espertech.esper.epl.join.assemble.CartesianProdAssemblyNodeFactory

public class CartesianProdAssemblyNodeFactory
extends BaseAssemblyNodeFactory

Assembly node for an event stream that is a branch with a two or more child nodes (required and optional) below it.

Field Summary

Fields inherited from class com.espertech.esper.epl.join.assemble.BaseAssemblyNodeFactory

childNodes, numStreams, parentNode, streamNum

Constructor Summary

Constructors

Constructor and Description
CartesianProdAssemblyNodeFactory(int streamNum, int numStreams, boolean allSubStreamsOptional) Ctor.

Method Summary

Modifier and Type	Method and Description
void	addChild(BaseAssemblyNodeFactory childNode) Add a child node.
BaseAssemblyNode	makeAssemblerUnassociated()
void	print(IndentWriter indentWriter) Output this node using writer, not outputting child nodes.

Methods inherited from class com.espertech.esper.epl.join.assemble.BaseAssemblyNodeFactory

getChildNodes, getDescendentNodesBottomUp, getParentNode, getStreamNum, printDescendends, setParent

Methods inherited from class java.lang.Object

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

Constructor Detail

CartesianProdAssemblyNodeFactory

public CartesianProdAssemblyNodeFactory(int streamNum,
                                        int numStreams,
                                        boolean allSubStreamsOptional)

Ctor.

Parameters:

streamNum - - is the stream number

numStreams - - is the number of streams

allSubStreamsOptional - - true if all child nodes to this node are optional, or false if one or more child nodes are required for a result.

Method Detail

addChild

public void addChild(BaseAssemblyNodeFactory childNode)

Description copied from class: BaseAssemblyNodeFactory

Add a child node.

Overrides:

addChild in class BaseAssemblyNodeFactory

Parameters:

childNode - to add

print

public void print(IndentWriter indentWriter)

Description copied from class: BaseAssemblyNodeFactory

Output this node using writer, not outputting child nodes.

Specified by:

print in class BaseAssemblyNodeFactory

Parameters:

indentWriter - to use for output

makeAssemblerUnassociated

public BaseAssemblyNode makeAssemblerUnassociated()

Specified by:

makeAssemblerUnassociated in class BaseAssemblyNodeFactory