RowFilter.CustomExpression (apache-cassandra API)

java.lang.Object
- org.apache.cassandra.db.filter.RowFilter.Expression
- - org.apache.cassandra.db.filter.RowFilter.CustomExpression

Enclosing class:

RowFilter
```
public static final class RowFilter.CustomExpression
extends RowFilter.Expression
```
A custom index expression for use with 2i implementations which support custom syntax and which are not necessarily linked to a single column in the base table.

Nested Class Summary
- Nested classes/interfaces inherited from class org.apache.cassandra.db.filter.RowFilter.Expression
  RowFilter.Expression.Kind

Field Summary
- Fields inherited from class org.apache.cassandra.db.filter.RowFilter.Expression
  column, operator, value

Constructor Summary

Constructors
Constructor Description

CustomExpression(TableMetadata table, IndexMetadata targetIndex, java.nio.ByteBuffer value)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`IndexMetadata`	`getTargetIndex()`
`java.nio.ByteBuffer`	`getValue()`
`boolean`	`isSatisfiedBy(TableMetadata metadata, DecoratedKey partitionKey, Row row, int nowInSec)`	Returns whether the provided row satisfied this expression or not.
`protected RowFilter.Expression.Kind`	`kind()`
`protected java.lang.String`	`toString(boolean cql)`

Methods inherited from class org.apache.cassandra.db.filter.RowFilter.Expression
column, equals, getIndexValue, getValue, hashCode, isContains, isContainsKey, isCustom, isUserDefined, operator, toCQLString, toString, validate, validateForIndexing

Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

CustomExpression

public CustomExpression(TableMetadata table,
                        IndexMetadata targetIndex,
                        java.nio.ByteBuffer value)

Method Detail
- getTargetIndex
```
public IndexMetadata getTargetIndex()
```
- getValue
```
public java.nio.ByteBuffer getValue()
```
- toString
```
protected java.lang.String toString(boolean cql)
```
  Specified by:
  
  toString in class RowFilter.Expression
- kind
```
protected RowFilter.Expression.Kind kind()
```
  Specified by:
  
  kind in class RowFilter.Expression
- isSatisfiedBy
```
public boolean isSatisfiedBy(TableMetadata metadata,
                             DecoratedKey partitionKey,
                             Row row,
                             int nowInSec)
```
  Description copied from class: RowFilter.Expression
  
  Returns whether the provided row satisfied this expression or not.
  
  Specified by:
  
  isSatisfiedBy in class RowFilter.Expression
  
  partitionKey - the partition key for row to check.
  
  row - the row to check. It should *not* contain deleted cells (i.e. it should come from a RowIterator).
  
  Returns:
  
  whether the row is satisfied by this expression.