io.spine.server.entity.storage

Class CompositeQueryParameter

java.lang.Object

io.spine.server.entity.storage.CompositeQueryParameter

public final class CompositeQueryParameter
extends java.lang.Object

A set of Filter instances joined by a logical composite operator.

Method Summary

Modifier and Type	Method and Description
CompositeQueryParameter	and(Column column, io.spine.client.Filter filter) Merges current instance with the given filter.
CompositeQueryParameter	conjunct(java.lang.Iterable<CompositeQueryParameter> other) Merges current instance with the given instances by the rules of conjunction.
boolean	equals(java.lang.Object o)
com.google.common.collect.ImmutableMultimap<Column,io.spine.client.Filter>	filters() Returns the joined entity column filters.
int	hashCode()
boolean	hasLifecycle() Returns true if this parameter contains filters by the Entity lifecycle columns, false otherwise.
io.spine.client.CompositeFilter.CompositeOperator	operator() Obtains the composite operator.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Method Detail

operator

public io.spine.client.CompositeFilter.CompositeOperator operator()

Obtains the composite operator.

filters

public com.google.common.collect.ImmutableMultimap<Column,io.spine.client.Filter> filters()

Returns the joined entity column filters.

conjunct

public CompositeQueryParameter conjunct(java.lang.Iterable<CompositeQueryParameter> other)

Merges current instance with the given instances by the rules of conjunction.

The resulting CompositeQueryParameter contains all the filters of the current and the given instances joined by the conjunction operator.

Parameters:

other - the instances of the CompositeQueryParameter to merge with

Returns:

new instance of CompositeQueryParameter joining all the parameters

and

public CompositeQueryParameter and(Column column,
                                   io.spine.client.Filter filter)

Merges current instance with the given filter.

The resulting CompositeQueryParameter is joined with the ALL operator.

Parameters:

column - the Column to add the filter to

filter - the value of the filter to add

Returns:

new instance of CompositeQueryParameter merged from current instance and the given filter

hasLifecycle

public boolean hasLifecycle()

Returns true if this parameter contains filters by the Entity lifecycle columns, false otherwise.

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object