Package tools.refinery.interpreter.matchers.psystem.queries

Class PQueries

java.lang.Object

tools.refinery.interpreter.matchers.psystem.queries.PQueries

public final class PQueries
extends Object

Utility class for using PQueries in functional/streaming collection operations effectively

Method Summary

Modifier and Type	Method	Description
static String	calculateSimpleName(String qualifiedName)	Calculates the simple name related from a given qualified name by finding the part after the last '.' character.
static Function<PBody,Stream<PQuery>>	directlyReferencedQueriesFunction()	Enumerates referred queries (without duplicates) for the given body
static Stream<IInputKey>	directlyRequiredTypesOfDisjunction(PDisjunction disjunctBodies, boolean enumerablesOnly)	Enumerates directly referred extensional relations (without duplicates) for the given formulation of a query.
static Stream<IInputKey>	directlyRequiredTypesOfQuery(PQuery query, boolean enumerablesOnly)	Enumerates directly referred extensional relations (without duplicates) in the canonical form of the given query
static Set<PTraceable>	getTraceables(PQuery query)	Returns all PTraceables contained in the given PQuery: itself, its bodies and their constraints.
static Predicate<PParameter>	parameterDirectionPredicate(PParameterDirection direction)
static Predicate<PQuery>	queryStatusPredicate(PQuery.PQueryStatus status)	Predicate checking for the status of selected queries

Methods inherited from class java.lang.Object

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

Method Details

queryStatusPredicate

public static Predicate<PQuery> queryStatusPredicate(PQuery.PQueryStatus status)

Predicate checking for the status of selected queries

directlyReferencedQueriesFunction

public static Function<PBody,Stream<PQuery>> directlyReferencedQueriesFunction()

Enumerates referred queries (without duplicates) for the given body

directlyRequiredTypesOfQuery

public static Stream<IInputKey> directlyRequiredTypesOfQuery(PQuery query,
 boolean enumerablesOnly)

Enumerates directly referred extensional relations (without duplicates) in the canonical form of the given query

Parameters:

enumerablesOnly - only enumerable type constraints are considered

Since:

2.0

directlyRequiredTypesOfDisjunction

public static Stream<IInputKey> directlyRequiredTypesOfDisjunction(PDisjunction disjunctBodies,
 boolean enumerablesOnly)

Enumerates directly referred extensional relations (without duplicates) for the given formulation of a query.

Parameters:

enumerablesOnly - only enumerable type constraints are considered

Since:

2.0

parameterDirectionPredicate

public static Predicate<PParameter> parameterDirectionPredicate(PParameterDirection direction)

Since:

1.4

getTraceables

public static Set<PTraceable> getTraceables(PQuery query)

Returns all PTraceables contained in the given PQuery: itself, its bodies and their constraints.

Since:

1.6

calculateSimpleName

public static String calculateSimpleName(String qualifiedName)

Calculates the simple name related from a given qualified name by finding the part after the last '.' character.

Since:

2.0