Package org.apache.iotdb.db.qp.logical.crud

Class FunctionOperator

java.lang.Object

org.apache.iotdb.db.qp.logical.crud.FilterOperator

org.apache.iotdb.db.qp.logical.crud.FunctionOperator

All Implemented Interfaces:

java.lang.Comparable<FilterOperator>

Direct Known Subclasses:

BasicFunctionOperator, InOperator, LikeOperator, RegexpOperator

public class FunctionOperator
extends FilterOperator

This class presents series condition which is general(e.g. numerical comparison) or defined by user. Function is used for bottom operator.
FunctionOperator has a seriesPath, and other filter condition.

Field Summary

Fields inherited from class org.apache.iotdb.db.qp.logical.crud.FilterOperator

filterType, isLeaf

Constructor Summary

Constructors

Constructor	Description
FunctionOperator(FilterConstant.FilterType filterType)

Method Summary

Modifier and Type	Method	Description
void	addChildOperator(FilterOperator op)
void	reverseFunc()	reverse func.

Methods inherited from class org.apache.iotdb.db.qp.logical.crud.FilterOperator

compareTo, copy, equals, getChildren, getFilterName, getFilterSymbol, getFilterType, getPathSet, getSinglePath, hashCode, isLeaf, isSingle, setChildren, setFilterType, setIsSingle, setPathSet, setSinglePath, showTree, showTree, toString, transformToExpression, transformToSingleQueryFilter

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

FunctionOperator

public FunctionOperator(FilterConstant.FilterType filterType)

Method Detail

reverseFunc

public void reverseFunc()

reverse func.

addChildOperator

public void addChildOperator(FilterOperator op)

Overrides:

addChildOperator in class FilterOperator