Package org.apache.iotdb.db.mpp.common.filter

Class FunctionFilter

java.lang.Object

org.apache.iotdb.db.mpp.common.filter.QueryFilter

org.apache.iotdb.db.mpp.common.filter.FunctionFilter

All Implemented Interfaces:

java.lang.Comparable<QueryFilter>

Direct Known Subclasses:

BasicFunctionFilter, InFilter, LikeFilter, RegexpFilter

public class FunctionFilter
extends QueryFilter

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

Field Summary

Fields inherited from class org.apache.iotdb.db.mpp.common.filter.QueryFilter

filterType, isLeaf

Constructor Summary

Constructors

Constructor	Description
FunctionFilter(FilterConstant.FilterType filterType)

Method Summary

Modifier and Type	Method	Description
void	addChildOperator(QueryFilter op)
static FunctionFilter	deserialize(java.nio.ByteBuffer byteBuffer)
void	reverseFunc()	reverse func.
void	serialize(java.nio.ByteBuffer byteBuffer)

Methods inherited from class org.apache.iotdb.db.mpp.common.filter.QueryFilter

compareTo, copy, equals, getChildren, getFilterName, getFilterSymbol, getFilterType, getPathSet, getSinglePath, hashCode, isLeaf, isSingle, serializeWithoutType, 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

FunctionFilter

public FunctionFilter(FilterConstant.FilterType filterType)

Method Detail

reverseFunc

public void reverseFunc()

reverse func.

addChildOperator

public void addChildOperator(QueryFilter op)

Overrides:

addChildOperator in class QueryFilter

serialize

public void serialize(java.nio.ByteBuffer byteBuffer)

Overrides:

serialize in class QueryFilter

deserialize

public static FunctionFilter deserialize(java.nio.ByteBuffer byteBuffer)