be.SIRAPRISE.typeimplementations

Class MINUSUSING_RELATION_RELATION

java.lang.Object

be.SIRAPRISE.typeimplementations.MINUSUSING_RELATION_RELATION

public abstract class MINUSUSING_RELATION_RELATION
extends java.lang.Object

Class providing a utility method for calculating relational USING<...> differences. Some future version will hold a full-blown operator implementation for the relational difference operator.

Author:

Erwin

Method Summary

Modifier and Type	Method and Description
static java.util.Set<TupleBuffer>	computeRangeDifferenceAndPack(java.util.Collection<? extends TupleBuffer> minuend, java.util.Collection<? extends TupleBuffer> subtrahend, java.util.Set<NameIdentifier> partitioningKeys, MyReadOnlyLinkedHashMap<NameIdentifier,java.util.Map<java.lang.String,OperatorImplementation_V0104>> intervalTypedAttributesIntervalOperatorImplementations, java.util.LinkedList<ValueBuffer> wrkArgList, java.util.Map<NameIdentifier,IntervalTypeImplementation> attributeIntervalTypeImplementations) Computes the temporal difference on given tuplelists
static java.util.Set<TupleBuffer>	computeRangeDifferenceAndPack(java.util.Collection<? extends TupleBuffer> minuend, java.util.Collection<? extends TupleBuffer> subtrahend, java.util.Set<NameIdentifier> partitioningKeys, MyReadOnlyLinkedHashMap<NameIdentifier,java.util.Map<java.lang.String,OperatorImplementation_V0104>> intervalTypedAttributesIntervalOperatorImplementations, java.util.Map<NameIdentifier,IntervalTypeImplementation> attributeIntervalTypeImplementations) Computes the temporal difference on given tuplelists
static java.util.Set<TupleBuffer>	computeRangeDifferenceOnSamePartitionRelations(java.util.Collection<? extends TupleBuffer> minuend, java.util.Collection<? extends TupleBuffer> subtrahend, MyReadOnlyLinkedHashMap<NameIdentifier,java.util.Map<java.lang.String,OperatorImplementation_V0104>> intervalTypedAttributesIntervalOperatorImplementations, java.util.Map<NameIdentifier,IntervalTypeImplementation> attributeIntervalTypeImplementations) Computes the difference between tuplelists.
static java.util.Set<TupleBuffer>	computeRangeDifferenceOnSamePartitionRelations(java.util.Collection<? extends TupleBuffer> minuend, java.util.Collection<? extends TupleBuffer> subtrahend, MyReadOnlyLinkedHashMap<NameIdentifier,java.util.Map<java.lang.String,OperatorImplementation_V0104>> intervalTypedAttributesIntervalOperatorImplementations, java.util.Map<NameIdentifier,IntervalTypeImplementation> attributeIntervalTypeImplementations, java.util.LinkedList<ValueBuffer> wrkArgList) Computes the difference between tuplelists.
static java.util.Set<TupleBuffer>	computeRangeDifferenceOnSamePartitionRelationsAndPack(java.util.Collection<? extends TupleBuffer> minuend, java.util.Collection<? extends TupleBuffer> subtrahend, MyReadOnlyLinkedHashMap<NameIdentifier,java.util.Map<java.lang.String,OperatorImplementation_V0104>> intervalTypedAttributesIntervalOperatorImplementations, java.util.Map<NameIdentifier,IntervalTypeImplementation> attributeIntervalTypeImplementations) Computes the difference between relations.
static java.util.Set<TupleBuffer>	computeRangeDifferenceOnSamePartitionRelationsAndPack(java.util.Collection<? extends TupleBuffer> minuend, java.util.Collection<? extends TupleBuffer> subtrahend, MyReadOnlyLinkedHashMap<NameIdentifier,java.util.Map<java.lang.String,OperatorImplementation_V0104>> intervalTypedAttributesIntervalOperatorImplementations, java.util.Map<NameIdentifier,IntervalTypeImplementation> attributeIntervalTypeImplementations, java.util.LinkedList<ValueBuffer> wrkArgList) Computes the difference between relations.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

computeRangeDifferenceAndPack

public static java.util.Set<TupleBuffer> computeRangeDifferenceAndPack(java.util.Collection<? extends TupleBuffer> minuend,
                                                                       java.util.Collection<? extends TupleBuffer> subtrahend,
                                                                       java.util.Set<NameIdentifier> partitioningKeys,
                                                                       MyReadOnlyLinkedHashMap<NameIdentifier,java.util.Map<java.lang.String,OperatorImplementation_V0104>> intervalTypedAttributesIntervalOperatorImplementations,
                                                                       java.util.Map<NameIdentifier,IntervalTypeImplementation> attributeIntervalTypeImplementations)

Computes the temporal difference on given tuplelists

Parameters:

minuend - The tuplelist from which is to be subtracted

subtrahend - The tuplelist with the tuples that are to be temporally subtracted

partitioningKeys - The partitioning keys

intervalTypedAttributesIntervalOperatorImplementations - A map mapping the attribute names to a corresponding collection of interval operators (this collection takes itself the form of a mapping from operator names to interval operator implementations). The map is required to hold at least the SPLITBY, IMINUS, IINTERSECT and ISEMPTYINTERVAL implementations for each attribute.

attributeIntervalTypeImplementations - A map mapping the interval-typed attribute names to their type implementations. The keySet() of this map must be equal to the keySet() of the intervalTypedAttributesIntervalOperatorImplementations Map.

Returns:

The computed TupleList

computeRangeDifferenceAndPack

public static java.util.Set<TupleBuffer> computeRangeDifferenceAndPack(java.util.Collection<? extends TupleBuffer> minuend,
                                                                       java.util.Collection<? extends TupleBuffer> subtrahend,
                                                                       java.util.Set<NameIdentifier> partitioningKeys,
                                                                       MyReadOnlyLinkedHashMap<NameIdentifier,java.util.Map<java.lang.String,OperatorImplementation_V0104>> intervalTypedAttributesIntervalOperatorImplementations,
                                                                       java.util.LinkedList<ValueBuffer> wrkArgList,
                                                                       java.util.Map<NameIdentifier,IntervalTypeImplementation> attributeIntervalTypeImplementations)

Computes the temporal difference on given tuplelists

Parameters:

minuend - The tuplelist from which is to be subtracted

subtrahend - The tuplelist with the tuples that are to be temporally subtracted

partitioningKeys - the partitioning key set

intervalTypedAttributesIntervalOperatorImplementations - A map mapping the attribute names to a corresponding collection of interval operators (this collection takes itself the form of a mapping from operator names to interval operator implementations). The map is required to hold at least the SPLITBY, IMINUS, IINTERSECT and ISEMPTYINTERVAL implementations for each attribute.

wrkArgList - A work object that can be used for argument value passing in internal operator calls, sparing out the need to allocate a new argument list object internally for each invocatio of this method

attributeIntervalTypeImplementations - A map mapping the interval-typed attribute names to their type implementations. The keySet() of this map must be equal to the keySet() of the intervalTypedAttributesIntervalOperatorImplementations Map.

Returns:

The computed TupleList

computeRangeDifferenceOnSamePartitionRelations

public static java.util.Set<TupleBuffer> computeRangeDifferenceOnSamePartitionRelations(java.util.Collection<? extends TupleBuffer> minuend,
                                                                                        java.util.Collection<? extends TupleBuffer> subtrahend,
                                                                                        MyReadOnlyLinkedHashMap<NameIdentifier,java.util.Map<java.lang.String,OperatorImplementation_V0104>> intervalTypedAttributesIntervalOperatorImplementations,
                                                                                        java.util.Map<NameIdentifier,IntervalTypeImplementation> attributeIntervalTypeImplementations)

Computes the difference between tuplelists. The precondition for this method is that all non-interval-typed attributes in the tuples of both minuend and subtrahend must have the same value all over both tuplelists. This precondition is not checked.

Parameters:

minuend - The collection of tuples from which is to be subtracted.

subtrahend - The list of tuples that will be subtracted from the minuend

intervalTypedAttributesIntervalOperatorImplementations - A map mapping the attribute names to a corresponding collection of interval operators (this collection takes itself the form of a mapping from operator names to interval operator implementations). The map is required to hold at least the OPERATORNAMES.SPLITBY, OPERATORNAMES.IMINUS, OPERATORNAMES.IINTERSECT and OPERATORNAMES.ISEMPTYINTERVAL implementations for each attribute.

attributeIntervalTypeImplementations - A map mapping the interval-typed attribute names to their type implementations. The keySet() of this map must be equal to the keySet() of the intervalTypedAttributesIntervalOperatorImplementations Map.

Returns:

The computed difference.

computeRangeDifferenceOnSamePartitionRelations

public static java.util.Set<TupleBuffer> computeRangeDifferenceOnSamePartitionRelations(java.util.Collection<? extends TupleBuffer> minuend,
                                                                                        java.util.Collection<? extends TupleBuffer> subtrahend,
                                                                                        MyReadOnlyLinkedHashMap<NameIdentifier,java.util.Map<java.lang.String,OperatorImplementation_V0104>> intervalTypedAttributesIntervalOperatorImplementations,
                                                                                        java.util.Map<NameIdentifier,IntervalTypeImplementation> attributeIntervalTypeImplementations,
                                                                                        java.util.LinkedList<ValueBuffer> wrkArgList)

Computes the difference between tuplelists. The precondition for this method is that all non-interval-typed attributes in the tuples of both minuend and subtrahend must have the same value all over both tuplelists. This precondition is not checked.

Parameters:

minuend - The collection of tuples from which is to be subtracted.

subtrahend - The list of tuples that will be subtracted from the minuend

intervalTypedAttributesIntervalOperatorImplementations - A map mapping the attribute names to a corresponding collection of interval operators (this collection takes itself the form of a mapping from operator names to interval operator implementations). The map is required to hold at least the OPERATORNAMES.SPLITBY, OPERATORNAMES.IMINUS, OPERATORNAMES.IINTERSECT and OPERATORNAMES.ISEMPTYINTERVAL implementations for each attribute.

attributeIntervalTypeImplementations - A map mapping the interval-typed attribute names to their type implementations. The keySet() of this map must be equal to the keySet() of the intervalTypedAttributesIntervalOperatorImplementations Map

wrkArgList - A work object that can be used for argument value passing in internal operator calls, sparing out the need to allocate a new argument list object internally for each invocatio of this method

Returns:

The computed difference.

computeRangeDifferenceOnSamePartitionRelationsAndPack

public static java.util.Set<TupleBuffer> computeRangeDifferenceOnSamePartitionRelationsAndPack(java.util.Collection<? extends TupleBuffer> minuend,
                                                                                               java.util.Collection<? extends TupleBuffer> subtrahend,
                                                                                               MyReadOnlyLinkedHashMap<NameIdentifier,java.util.Map<java.lang.String,OperatorImplementation_V0104>> intervalTypedAttributesIntervalOperatorImplementations,
                                                                                               java.util.Map<NameIdentifier,IntervalTypeImplementation> attributeIntervalTypeImplementations)

Computes the difference between relations. The precondition for this method is that all non-interval-typed attributes in the tuples must have the same value all over both relations.

Parameters:

minuend - The list of tuples from which is to be subtracted.

subtrahend - The relation that will be subtracted from minuend

intervalTypedAttributesIntervalOperatorImplementations - A map mapping the attribute names to a corresponding collection of interval operators (this collection takes itself the form of a mapping from operator names to interval operator implementations). The map is required to hold at least the OPERATORNAMES.SPLITBY, OPERATORNAMES.IMINUS, OPERATORNAMES.IINTERSECT and OPERATORNAMES.ISEMPTYINTERVAL implementations for each attribute.

attributeIntervalTypeImplementations - A map mapping the interval-typed attribute names to their type implementations. The keySet() of this map must be equal to the keySet() of the intervalTypedAttributesIntervalOperatorImplementations Map.

Returns:

the computed difference

computeRangeDifferenceOnSamePartitionRelationsAndPack

public static java.util.Set<TupleBuffer> computeRangeDifferenceOnSamePartitionRelationsAndPack(java.util.Collection<? extends TupleBuffer> minuend,
                                                                                               java.util.Collection<? extends TupleBuffer> subtrahend,
                                                                                               MyReadOnlyLinkedHashMap<NameIdentifier,java.util.Map<java.lang.String,OperatorImplementation_V0104>> intervalTypedAttributesIntervalOperatorImplementations,
                                                                                               java.util.Map<NameIdentifier,IntervalTypeImplementation> attributeIntervalTypeImplementations,
                                                                                               java.util.LinkedList<ValueBuffer> wrkArgList)

Computes the difference between relations. The precondition for this method is that all non-interval-typed attributes in the tuples must have the same value all over both relations.

Parameters:

minuend - The list of tuples from which is to be subtracted.

subtrahend - The relation that will be subtracted from minuend.

intervalTypedAttributesIntervalOperatorImplementations - A map mapping the attribute names to a corresponding collection of interval operators (this collection takes itself the form of a mapping from operator names to interval operator implementations). The map is required to hold at least the OPERATORNAMES.SPLITBY, OPERATORNAMES.IMINUS, OPERATORNAMES.IINTERSECT and OPERATORNAMES.ISEMPTYINTERVAL implementations for each attribute.

attributeIntervalTypeImplementations - A map mapping the interval-typed attribute names to their type implementations. The keySet() of this map must be equal to the keySet() of the intervalTypedAttributesIntervalOperatorImplementations Map.

wrkArgList - A work object that can be used for argument value passing in internal operator calls, sparing out the need to allocate a new argument list object internally for each invocatio of this method

Returns:

the computed difference