X-Git-Url: https://gerrit.simantics.org/r/gitweb?p=simantics%2Fplatform.git;a=blobdiff_plain;f=bundles%2Forg.simantics.structural2%2Fsrc%2Forg%2Fsimantics%2Fstructural2%2Fqueries%2FGetComponentLocation.java;h=e109f59e89538b3574f2abe73c67b39355674a56;hp=b5d9debb7255c5b4beb713d91cda6aec7fb65f58;hb=d8f1f7da4d84424402812f1aa5deed6112f4c665;hpb=969bd23cab98a79ca9101af33334000879fb60c5 diff --git a/bundles/org.simantics.structural2/src/org/simantics/structural2/queries/GetComponentLocation.java b/bundles/org.simantics.structural2/src/org/simantics/structural2/queries/GetComponentLocation.java index b5d9debb7..e109f59e8 100644 --- a/bundles/org.simantics.structural2/src/org/simantics/structural2/queries/GetComponentLocation.java +++ b/bundles/org.simantics.structural2/src/org/simantics/structural2/queries/GetComponentLocation.java @@ -1,107 +1,113 @@ -/******************************************************************************* - * Copyright (c) 2014 Association for Decentralized Information Management - * in Industry THTH ry. - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Eclipse Public License v1.0 - * which accompanies this distribution, and is available at - * http://www.eclipse.org/legal/epl-v10.html - * - * Contributors: - * Semantum Oy - initial API and implementation - *******************************************************************************/ -package org.simantics.structural2.queries; - -import org.simantics.db.ReadGraph; -import org.simantics.db.Resource; -import org.simantics.db.common.request.UnaryRead; -import org.simantics.db.exception.DatabaseException; -import org.simantics.db.layer0.variable.RVI; -import org.simantics.db.layer0.variable.Variable; -import org.simantics.db.layer0.variable.Variables; -import org.simantics.layer0.Layer0; -import org.simantics.structural.stubs.StructuralResource2; - -/** - * Retrieves a simple description of the location of a structural component - * Variable within a context, such as a model or shared ontology. - * - *

- * The location of a component can be: - *

    - *
  1. within a model configuration or outside of one ( - * {@link ComponentLocation#insideModelConfiguration})
    2. - *
  2. within a user component's configuration or not ( - * {@link ComponentLocation#insideStructure})
    3. - *
  3. associated with a database representation or not ( - * {@link ComponentLocation#hasRepresentation})
    4. - *
- * - * These three traits are mostly orthogonal. Together they tell where in the - * model hierarchy a specified component is located. For example, a component - * within a user component configuration will be outside model configuration, - * inside structure and have a representation. A component within a user - * component instance will be inside model configuration, inside structure and - * have a representation. A (procedurally) generated component will be inside - * model configuration and have no representation and either inside or outside - * structure. - * - * @author Tuukka Lehtonen - * @see ComponentLocation - */ -public class GetComponentLocation extends UnaryRead { - - public GetComponentLocation(Variable component) { - super(component); - } - - @Override - public ComponentLocation perform(ReadGraph graph) throws DatabaseException { - Layer0 L0 = Layer0.getInstance(graph); - StructuralResource2 STR = StructuralResource2.getInstance(graph); - - boolean isInsideStructure = false; - boolean isInsideModelConfiguration = false; - boolean hasRepresentation = parameter.getPossibleRepresents(graph) != null; - - Variable firstRepresentedParent = findFirstParentWithRepresentation(graph, parameter, STR); - if (firstRepresentedParent == null) - return null; - Resource realParentComposite = graph.getPossibleObject(firstRepresentedParent.getRepresents(graph), L0.PartOf); - if (realParentComposite == null) - return null; - isInsideStructure = graph.hasStatement(realParentComposite, STR.Defines); - - Variable firstParentComposite = findFirstParentComposite(graph, firstRepresentedParent, STR); - if (firstParentComposite != null) { - Variable configurationContext = Variables.getPossibleConfigurationContext(graph, firstParentComposite); - RVI rvi = firstParentComposite.getPossibleRVI(graph); - if (rvi != null) { - Variable firstConfigurationParentComposite = rvi.resolvePossible(graph, configurationContext); - isInsideModelConfiguration = firstConfigurationParentComposite != null; - } - } - - return new ComponentLocation(isInsideStructure, isInsideModelConfiguration, hasRepresentation); - } - - private static Variable findFirstParentWithRepresentation(ReadGraph graph, Variable var, StructuralResource2 STR) throws DatabaseException { - while (var != null) { - Resource represents = var.getPossibleRepresents(graph); - if (represents != null) - return var; - var = var.getParent(graph); - } - return null; - } - - private static Variable findFirstParentComposite(ReadGraph graph, Variable var, StructuralResource2 STR) throws DatabaseException { - while (var != null) { - Resource represents = var.getPossibleRepresents(graph); - if (represents != null && graph.isInstanceOf(represents, STR.Composite)) - return var; - var = var.getParent(graph); - } - return null; - } - +/******************************************************************************* + * Copyright (c) 2014 Association for Decentralized Information Management + * in Industry THTH ry. + * All rights reserved. This program and the accompanying materials + * are made available under the terms of the Eclipse Public License v1.0 + * which accompanies this distribution, and is available at + * http://www.eclipse.org/legal/epl-v10.html + * + * Contributors: + * Semantum Oy - initial API and implementation + *******************************************************************************/ +package org.simantics.structural2.queries; + +import org.simantics.db.ReadGraph; +import org.simantics.db.Resource; +import org.simantics.db.common.request.UnaryRead; +import org.simantics.db.exception.DatabaseException; +import org.simantics.db.layer0.variable.RVI; +import org.simantics.db.layer0.variable.Variable; +import org.simantics.db.layer0.variable.Variables; +import org.simantics.layer0.Layer0; +import org.simantics.structural.stubs.StructuralResource2; + +/** + * Retrieves a simple description of the location of a structural component + * Variable within a context, such as a model or shared ontology. + * + *

+ * The location of a component can be: + *

    + *
  1. within a model configuration or outside of one ( + * {@link ComponentLocation#insideModelConfiguration})
    2. + *
  2. within a user component's configuration or not ( + * {@link ComponentLocation#insideStructure})
    3. + *
  3. associated with a database representation or not ( + * {@link ComponentLocation#hasRepresentation})
    4. + *
+ * + * These three traits are mostly orthogonal. Together they tell where in the + * model hierarchy a specified component is located. For example, a component + * within a user component configuration will be outside model configuration, + * inside structure and have a representation. A component within a user + * component instance will be inside model configuration, inside structure and + * have a representation. A (procedurally) generated component will be inside + * model configuration and have no representation and either inside or outside + * structure. + * + * @author Tuukka Lehtonen + * @see ComponentLocation + */ +public class GetComponentLocation extends UnaryRead { + + public GetComponentLocation(Variable component) { + super(component); + } + + @Override + public ComponentLocation perform(ReadGraph graph) throws DatabaseException { + Layer0 L0 = Layer0.getInstance(graph); + StructuralResource2 STR = StructuralResource2.getInstance(graph); + + boolean isInsideStructure = false; + boolean isInsideModelConfiguration = false; + boolean hasRepresentation = parameter.getPossibleRepresents(graph) != null; + + Variable firstRepresentedParent = findFirstParentWithRepresentation(graph, parameter, STR); + if (firstRepresentedParent == null) + return null; + Resource representedParent = firstRepresentedParent.getRepresents(graph); + Resource representedParentType = graph.getPossibleType(representedParent, STR.Component); + if (representedParentType != null && graph.isInstanceOf(representedParentType, STR.ProceduralComponentType)) { + isInsideStructure = !parameter.equals(firstRepresentedParent); + } else { + Resource realParentComposite = graph.getPossibleObject(representedParent, L0.PartOf); + if (realParentComposite == null) + return null; + isInsideStructure = graph.hasStatement(realParentComposite, STR.Defines); + } + + Variable firstParentComposite = findFirstParentComposite(graph, firstRepresentedParent, STR); + if (firstParentComposite != null) { + Variable configurationContext = Variables.getPossibleConfigurationContext(graph, firstParentComposite); + RVI rvi = firstParentComposite.getPossibleRVI(graph); + if (rvi != null) { + Variable firstConfigurationParentComposite = rvi.resolvePossible(graph, configurationContext); + isInsideModelConfiguration = firstConfigurationParentComposite != null; + } + } + + return new ComponentLocation(isInsideStructure, isInsideModelConfiguration, hasRepresentation); + } + + private static Variable findFirstParentWithRepresentation(ReadGraph graph, Variable var, StructuralResource2 STR) throws DatabaseException { + while (var != null) { + Resource represents = var.getPossibleRepresents(graph); + if (represents != null) + return var; + var = var.getParent(graph); + } + return null; + } + + private static Variable findFirstParentComposite(ReadGraph graph, Variable var, StructuralResource2 STR) throws DatabaseException { + while (var != null) { + Resource represents = var.getPossibleRepresents(graph); + if (represents != null && graph.isInstanceOf(represents, STR.Composite)) + return var; + var = var.getParent(graph); + } + return null; + } + } \ No newline at end of file