org.hypergraphdb.query
Class And

java.lang.Object
  java.util.AbstractCollection<E>
      java.util.AbstractList<E>
          java.util.ArrayList<HGQueryCondition>
              org.hypergraphdb.query.And

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, java.lang.Iterable<HGQueryCondition>, java.util.Collection<HGQueryCondition>, java.util.List<HGQueryCondition>, java.util.RandomAccess, HGAtomPredicate, HGQueryCondition

public class And
extends java.util.ArrayList<HGQueryCondition>
implements HGQueryCondition, HGAtomPredicate

Represents the conjunction operator of a query condition. Several sub-clauses can be combined with an and operator using this class.

Author:

Borislav Iordanov

See Also:

Serialized Form

Constructor Summary

And()

And(HGQueryCondition clause)

And(HGQueryCondition clause1, HGQueryCondition clause2)

And(HGQueryCondition clause1, HGQueryCondition clause2, HGQueryCondition clause3)

And(HGQueryCondition clause1, HGQueryCondition clause2, HGQueryCondition clause3, HGQueryCondition clause4)

And(HGQueryCondition clause1, HGQueryCondition clause2, HGQueryCondition clause3, HGQueryCondition clause4, HGQueryCondition clause5)

Method Summary

java.lang.Object	clone()
boolean	equals(java.lang.Object x)
boolean	satisfies(HyperGraph hg, HGHandle value) Check whether a given Object satisfies this query condition.
java.lang.String	toString()

Methods inherited from class java.util.ArrayList

add, add, addAll, addAll, clear, contains, ensureCapacity, get, indexOf, isEmpty, lastIndexOf, remove, remove, set, size, toArray, toArray, trimToSize

Methods inherited from class java.util.AbstractList

hashCode, iterator, listIterator, listIterator, subList

Methods inherited from class java.util.AbstractCollection

containsAll, removeAll, retainAll

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.List

containsAll, hashCode, iterator, listIterator, listIterator, removeAll, retainAll, subList

Constructor Detail

And

public And()

And

public And(HGQueryCondition clause)

And

public And(HGQueryCondition clause1,
           HGQueryCondition clause2)

And

public And(HGQueryCondition clause1,
           HGQueryCondition clause2,
           HGQueryCondition clause3)

And

public And(HGQueryCondition clause1,
           HGQueryCondition clause2,
           HGQueryCondition clause3,
           HGQueryCondition clause4)

And

public And(HGQueryCondition clause1,
           HGQueryCondition clause2,
           HGQueryCondition clause3,
           HGQueryCondition clause4,
           HGQueryCondition clause5)

Method Detail

satisfies

public boolean satisfies(HyperGraph hg,
                         HGHandle value)

Description copied from interface: HGAtomPredicate

Check whether a given Object satisfies this query condition.

Specified by:

satisfies in interface HGAtomPredicate

Parameters:

hg - The HyperGraph instance.

value - The atom on which to test the query condition.

Returns:

true if the passed in parameter satisfies the condition and false otherwise.

clone

public java.lang.Object clone()

Overrides:

clone in class java.util.ArrayList<HGQueryCondition>

toString

public java.lang.String toString()

Overrides:

toString in class java.util.AbstractCollection<HGQueryCondition>

equals

public boolean equals(java.lang.Object x)

Specified by:

equals in interface java.util.Collection<HGQueryCondition>

Specified by:

equals in interface java.util.List<HGQueryCondition>

Overrides:

equals in class java.util.AbstractList<HGQueryCondition>