X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.db.layer0%2Fsrc%2Forg%2Fsimantics%2Fdb%2Flayer0%2Fadapter%2Fimpl%2FEntityNameModifier.java;h=8fbbccfe4d11e160325847b6a593482681733506;hb=3c524553c98b56075d854f355bc7bab2e3ae17f7;hp=8f64028ca5b620966c132d66d6ef59045bc0a46f;hpb=969bd23cab98a79ca9101af33334000879fb60c5;p=simantics%2Fplatform.git diff --git a/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/adapter/impl/EntityNameModifier.java b/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/adapter/impl/EntityNameModifier.java index 8f64028ca..8fbbccfe4 100644 --- a/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/adapter/impl/EntityNameModifier.java +++ b/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/adapter/impl/EntityNameModifier.java @@ -1,119 +1,119 @@ -/******************************************************************************* - * Copyright (c) 2013 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.db.layer0.adapter.impl; - -import gnu.trove.map.hash.THashMap; - -import java.util.Collections; -import java.util.Map; - -import org.simantics.databoard.Bindings; -import org.simantics.db.ReadGraph; -import org.simantics.db.Resource; -import org.simantics.db.WriteGraph; -import org.simantics.db.common.uri.UnescapedChildMapOfResource; -import org.simantics.db.common.utils.Versions; -import org.simantics.db.exception.DatabaseException; -import org.simantics.db.layer0.adapter.StringModifier; -import org.simantics.db.layer0.util.Layer0Utils; -import org.simantics.db.layer0.variable.Variable; -import org.simantics.layer0.Layer0; - -/** - * Makes sure that two things apply for L0.HasName of any entity: - *
    - *
  1. An entity must not have the same name as any of its - * L0.PartOf/L0.ConsistsOf related siblings
    2. - *
  2. An entity's name must not begin with one or more dots ('.'). Due to - * limitations imposed by the Variable specification no resources in the - * simantics database should be named beginning with one or more dots. '.' is - * variable browsing syntax for "parent" (see - * {@link Variable#browse(ReadGraph, String)}). This is comparable to file - * systems and the use of '.' and '..' therein.
    3. - *
- * - * @author Tuukka Lehtonen - */ -public final class EntityNameModifier implements StringModifier { - - private Resource entity; - private Resource property; - - private boolean hasUri; - private Map namesInUse = Collections.emptyMap(); - - private Layer0 L0; - - final private String initial; - final private String version; - - public EntityNameModifier(ReadGraph graph, Resource entity, Resource property) throws DatabaseException { - this.entity = entity; - this.property = property; - initialize(graph); - this.initial = Versions.getBaseName(graph, entity); - this.version = Versions.getVersion(graph, entity); - } - - @Override - public String getValue() { - return initial; - } - - private void initialize(ReadGraph graph) throws DatabaseException { - this.L0 = Layer0.getInstance(graph); - refreshUsedSiblingNames(graph); - if(Layer0Utils.isPublished(graph, entity)) throw new DatabaseException("Published resources cannot be renamed."); - if(Layer0Utils.isContainerPublished(graph, entity)) throw new DatabaseException("Cannot rename in a published shared library."); - } - - private void refreshUsedSiblingNames(ReadGraph graph) throws DatabaseException { - String uri = graph.getPossibleURI(entity); - this.hasUri = uri != null; - - Map used = new THashMap(); - for (Resource partOf : graph.getObjects(entity, L0.PartOf)) { - Map childMap = graph.syncRequest(new UnescapedChildMapOfResource(partOf)); - used.putAll(childMap); - } - String originalName = graph.getPossibleValue(property, Bindings.STRING); -// System.out.println("used names:" + used); -// System.out.println("original name:" + originalName); - used.remove(originalName); - - this.namesInUse = used; -// System.out.println("final used names:" + used); - } - - public String finalValue(String value) { - return version != null ? value + "@" + version : value; - } - - @Override - public String isValid(String value_) { - String value = finalValue(value_); - if (value.isEmpty()) - return "Name is empty."; - if (namesInUse.containsKey(value)) - return "Name is already used by a sibling."; - if (hasUri && value.startsWith(".")) - return "Name of an entity with URI must not begin with a dot ('.')"; - return null; - } - - @Override - final public void modify(WriteGraph graph, String value_) throws DatabaseException { - String value = finalValue(value_); - graph.claimLiteral(entity, L0.HasName, L0.NameOf, value, Bindings.STRING); - } - -} +/******************************************************************************* + * Copyright (c) 2013 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.db.layer0.adapter.impl; + +import gnu.trove.map.hash.THashMap; + +import java.util.Collections; +import java.util.Map; + +import org.simantics.databoard.Bindings; +import org.simantics.db.ReadGraph; +import org.simantics.db.Resource; +import org.simantics.db.WriteGraph; +import org.simantics.db.common.uri.UnescapedChildMapOfResource; +import org.simantics.db.common.utils.Versions; +import org.simantics.db.exception.DatabaseException; +import org.simantics.db.layer0.adapter.StringModifier; +import org.simantics.db.layer0.util.Layer0Utils; +import org.simantics.db.layer0.variable.Variable; +import org.simantics.layer0.Layer0; + +/** + * Makes sure that two things apply for L0.HasName of any entity: + *
    + *
  1. An entity must not have the same name as any of its + * L0.PartOf/L0.ConsistsOf related siblings
    2. + *
  2. An entity's name must not begin with one or more dots ('.'). Due to + * limitations imposed by the Variable specification no resources in the + * simantics database should be named beginning with one or more dots. '.' is + * variable browsing syntax for "parent" (see + * {@link Variable#browse(ReadGraph, String)}). This is comparable to file + * systems and the use of '.' and '..' therein.
    3. + *
+ * + * @author Tuukka Lehtonen + */ +public final class EntityNameModifier implements StringModifier { + + private Resource entity; + private Resource property; + + private boolean hasUri; + private Map namesInUse = Collections.emptyMap(); + + private Layer0 L0; + + final private String initial; + final private String version; + + public EntityNameModifier(ReadGraph graph, Resource entity, Resource property) throws DatabaseException { + this.entity = entity; + this.property = property; + initialize(graph); + this.initial = Versions.getBaseName(graph, entity); + this.version = Versions.getVersion(graph, entity); + } + + @Override + public String getValue() { + return initial; + } + + private void initialize(ReadGraph graph) throws DatabaseException { + this.L0 = Layer0.getInstance(graph); + refreshUsedSiblingNames(graph); + if(Layer0Utils.isPublished(graph, entity)) throw new DatabaseException("Published resources cannot be renamed."); + if(Layer0Utils.isContainerPublished(graph, entity)) throw new DatabaseException("Cannot rename in a published shared library."); + } + + private void refreshUsedSiblingNames(ReadGraph graph) throws DatabaseException { + String uri = graph.getPossibleURI(entity); + this.hasUri = uri != null; + + Map used = new THashMap(); + for (Resource partOf : graph.getObjects(entity, L0.PartOf)) { + Map childMap = graph.syncRequest(new UnescapedChildMapOfResource(partOf)); + used.putAll(childMap); + } + String originalName = graph.getPossibleValue(property, Bindings.STRING); +// System.out.println("used names:" + used); +// System.out.println("original name:" + originalName); + used.remove(originalName); + + this.namesInUse = used; +// System.out.println("final used names:" + used); + } + + public String finalValue(String value) { + return version != null ? value + "@" + version : value; + } + + @Override + public String isValid(String value_) { + String value = finalValue(value_); + if (value.isEmpty()) + return "Name is empty."; + if (namesInUse.containsKey(value)) + return "Name is already used by a sibling."; + if (hasUri && value.startsWith(".")) + return "Name of an entity with URI must not begin with a dot ('.')"; + return null; + } + + @Override + final public void modify(WriteGraph graph, String value_) throws DatabaseException { + String value = finalValue(value_); + graph.claimLiteral(entity, L0.HasName, L0.NameOf, value, Bindings.STRING); + } + +}