it.unimi.di.mg4j.query.nodes
Class LowPass

java.lang.Object
  it.unimi.di.mg4j.query.nodes.LowPass

All Implemented Interfaces:

Query, Serializable

public class LowPass
extends Object
implements Query

A node representing a low-pass filtering of the only underlying query.

Author:

Sebastiano Vigna

See Also:

Serialized Form

Field Summary

int	k The threshold above which intervals are eliminated.
Query	query The only underlying node.

Constructor Summary

LowPass(Query query, int k)

Method Summary

<T> T	accept(QueryBuilderVisitor<T> visitor) Accepts a visitor.
boolean	equals(Object o)
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

query

public final Query query

The only underlying node.

k

public final int k

The threshold above which intervals are eliminated.

Constructor Detail

LowPass

public LowPass(Query query,
               int k)

Method Detail

toString

public String toString()

Overrides:

toString in class Object

accept

public <T> T accept(QueryBuilderVisitor<T> visitor)
         throws QueryBuilderVisitorException

Description copied from interface: Query

Accepts a visitor.

Specified by:

accept in interface Query

Parameters:

visitor - the visitor.

Returns:

the result of the visit, or null if the visit should stop.

Throws:

QueryBuilderVisitorException

See Also:

Query

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object