X-Git-Url: https://gerrit.simantics.org/r/gitweb?p=simantics%2Fplatform.git;a=blobdiff_plain;f=bundles%2Forg.simantics.db.layer0%2Fsrc%2Forg%2Fsimantics%2Fdb%2Flayer0%2Fadapter%2Fimpl%2FDefaultPasteHandler.java;h=067ed9207fe4d224f2add76b0ae00d71e098b51d;hp=874005f507e89084de832d5ca5f765790a9fa85d;hb=2ee4ce7f7cb1df434c7552d4fce34fd7330352e5;hpb=969bd23cab98a79ca9101af33334000879fb60c5 diff --git a/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/adapter/impl/DefaultPasteHandler.java b/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/adapter/impl/DefaultPasteHandler.java index 874005f50..067ed9207 100644 --- a/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/adapter/impl/DefaultPasteHandler.java +++ b/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/adapter/impl/DefaultPasteHandler.java @@ -1,188 +1,203 @@ -/******************************************************************************* - * Copyright (c) 2007, 2010 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: - * VTT Technical Research Centre of Finland - initial API and implementation - *******************************************************************************/ -package org.simantics.db.layer0.adapter.impl; - -import java.util.ArrayList; -import java.util.Collection; -import java.util.Collections; -import java.util.HashSet; -import java.util.Map; -import java.util.Set; - -import org.simantics.db.ReadGraph; -import org.simantics.db.Resource; -import org.simantics.db.WriteGraph; -import org.simantics.db.exception.DatabaseException; -import org.simantics.db.layer0.adapter.PasteHandlerAdapter; -import org.simantics.db.layer0.internal.SimanticsInternal; -import org.simantics.db.layer0.util.ClipboardUtils; -import org.simantics.db.layer0.util.ModelTransferableGraphSource; -import org.simantics.db.layer0.util.PasteEventHandler; -import org.simantics.db.layer0.util.RemoverUtil; -import org.simantics.db.layer0.util.SimanticsClipboard; -import org.simantics.db.layer0.util.SimanticsClipboard.Representation; -import org.simantics.db.layer0.util.SimanticsKeys; -import org.simantics.db.layer0.util.TransferableGraphConfiguration2.RootSpec; -import org.simantics.graph.db.IImportAdvisor; -import org.simantics.graph.db.IImportAdvisor2; -import org.simantics.graph.db.IImportAdvisor2.RootInfo; -import org.simantics.graph.db.TransferableGraphException; -import org.simantics.graph.db.TransferableGraphSource; -import org.simantics.graph.db.TransferableGraphs; -import org.simantics.graph.representation.Identity; -import org.simantics.graph.representation.Root; -import org.simantics.graph.representation.TransferableGraph1; -import org.simantics.graph.representation.TransferableGraphUtils; -import org.simantics.layer0.Layer0; - -public class DefaultPasteHandler extends PasteHandlerAdapter { - - protected Resource resource; - - public DefaultPasteHandler(Resource resource) { - this.resource = resource; - } - - public static void defaultExecute(TransferableGraph1 tg, Resource resource, IImportAdvisor advisor) throws DatabaseException, TransferableGraphException { - TransferableGraphs.importGraph1(SimanticsInternal.getSession(), tg, advisor); - } - - public static void defaultExecute(WriteGraph graph, TransferableGraph1 tg, Resource resource, IImportAdvisor advisor) throws DatabaseException { - TransferableGraphs.importGraph1(graph, tg, advisor); - } - - public void execute(WriteGraph graph, TransferableGraph1 tg, Resource resource, IImportAdvisor advisor) throws DatabaseException { - defaultExecute(graph, tg, resource, advisor); - } - - /** - * Override this in your inherited class if post processing is done. - */ - public void onPasteBegin(WriteGraph graph) throws DatabaseException { - } - - /** - * Override this in your inherited class if post processing is done - * advisor.getTarget() returns an object under which data is copied - * advisor.getRoot() returns the object which have been pasted. - * @param representations TODO - */ - public void onPaste(WriteGraph graph, IImportAdvisor2 advisor, Set representations) throws DatabaseException { - } - - /** - * Override this in your inherited class if post processing is done. - */ - public void onPasteEnd(WriteGraph graph) throws DatabaseException { - } - - public IImportAdvisor2 getAdvisor(ReadGraph graph, TransferableGraph1 tg, Resource target, PasteEventHandler handler) throws DatabaseException { - - Collection roots = TransferableGraphUtils.getRoots(tg); - if(roots.size() == 1) { - Root root = (Root)roots.iterator().next().definition; - Resource type = graph.getPossibleResource(root.type); - ImportAdvisorFactory factory = graph.getPossibleAdapter(type, ImportAdvisorFactory.class); - if(factory != null) { - if(handler != null) - return handler.createAdvisor(graph, factory, target); - else - return factory.create(graph, target, Collections.emptyMap()); - } - } - - return new DefaultPasteImportAdvisor(target); - } - - public Collection pasteObject(WriteGraph graph, Set object, PasteEventHandler handler) throws DatabaseException { - Collection result = new ArrayList<>(); - TransferableGraphSource tgs = ClipboardUtils.accept(graph, object, SimanticsKeys.KEY_TRANSFERABLE_GRAPH_SOURCE); - if (tgs != null) { - TransferableGraph1 tg = TransferableGraphs.create(graph, tgs); - IImportAdvisor2 advisor = getAdvisor(graph, tg, resource, handler); - execute(graph, tg, resource, advisor); - Collection roots = advisor.getRootInfo(); - if(handler != null) { - for(RootInfo r : roots) handler.postProcess(graph, r.resource); - } - onPaste(graph, advisor, object); - if(tgs instanceof ModelTransferableGraphSource) { - - ModelTransferableGraphSource mtgs = (ModelTransferableGraphSource)tgs; - - loop: for(RootSpec spec : mtgs.getConfiguration().roots) { - if(!spec.internal) continue; - for(RootInfo info : roots) { - if(spec.name.equals(info.root.name)) { - result.add(info.resource); - continue loop; - } - } - // Fallback - result.clear(); - result.addAll(advisor.getRoots()); - break; - } - - } else { - result.addAll(advisor.getRoots()); - } - } - return result; - } - - @Override - public Collection pasteFromClipboard(WriteGraph graph, SimanticsClipboard clipboard, PasteEventHandler handler) throws DatabaseException { - - Collection result = new ArrayList<>(); - - Map hints = Collections.singletonMap(ClipboardUtils.HINT_TARGET_RESOURCE, resource); - - onPasteBegin(graph); - - final Set cuts = new HashSet<>(); - for(Set object : clipboard.getContents()) { - Collection cut = ClipboardUtils.accept(object, SimanticsKeys.KEY_CUT_RESOURCES); - TransferableGraphSource tg = ClipboardUtils.accept(graph, object, SimanticsKeys.KEY_TRANSFERABLE_GRAPH_SOURCE, hints); - if(tg != null) { - result.addAll(pasteObject(graph, object, handler)); - if (cut != null) - cuts.addAll(cut); - } else { - Layer0 L0 = Layer0.getInstance(graph); - for(Resource r : cut) { - graph.deny(r, L0.PartOf); - graph.claim(resource, L0.ConsistsOf, L0.PartOf, r); - result.add(r); - } - } - } - - onPasteEnd(graph); - - if(!cuts.isEmpty()) { - for (Resource cut : cuts) - RemoverUtil.remove(graph, cut); - } - - return result; - - } - - @SuppressWarnings("rawtypes") - @Override - public Object getAdapter(Class adapter) { - if(Resource.class == adapter) return resource; - return null; - } - -} +/******************************************************************************* + * Copyright (c) 2007, 2010 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: + * VTT Technical Research Centre of Finland - initial API and implementation + *******************************************************************************/ +package org.simantics.db.layer0.adapter.impl; + +import java.util.ArrayList; +import java.util.Collection; +import java.util.Collections; +import java.util.HashSet; +import java.util.Map; +import java.util.Set; + +import org.simantics.db.ReadGraph; +import org.simantics.db.Resource; +import org.simantics.db.WriteGraph; +import org.simantics.db.common.utils.NameUtils; +import org.simantics.db.exception.DatabaseException; +import org.simantics.db.layer0.adapter.PasteHandlerAdapter; +import org.simantics.db.layer0.internal.SimanticsInternal; +import org.simantics.db.layer0.util.ClipboardUtils; +import org.simantics.db.layer0.util.ModelTransferableGraphSource; +import org.simantics.db.layer0.util.PasteEventHandler; +import org.simantics.db.layer0.util.RemoverUtil; +import org.simantics.db.layer0.util.SimanticsClipboard; +import org.simantics.db.layer0.util.SimanticsClipboard.Representation; +import org.simantics.db.layer0.util.SimanticsKeys; +import org.simantics.db.layer0.util.TransferableGraphConfiguration2.SeedSpec; +import org.simantics.db.layer0.util.TransferableGraphConfiguration2.SeedSpec.SeedSpecType; +import org.simantics.graph.db.IImportAdvisor; +import org.simantics.graph.db.IImportAdvisor2; +import org.simantics.graph.db.IImportAdvisor2.RootInfo; +import org.simantics.graph.db.TransferableGraphException; +import org.simantics.graph.db.TransferableGraphSource; +import org.simantics.graph.db.TransferableGraphs; +import org.simantics.graph.representation.Identity; +import org.simantics.graph.representation.Root; +import org.simantics.graph.representation.TransferableGraph1; +import org.simantics.graph.representation.TransferableGraphUtils; +import org.simantics.layer0.Layer0; + +public class DefaultPasteHandler extends PasteHandlerAdapter { + + protected Resource resource; + + public DefaultPasteHandler(Resource resource) { + this.resource = resource; + } + + public static void defaultExecute(TransferableGraph1 tg, Resource resource, IImportAdvisor advisor) throws DatabaseException, TransferableGraphException { + TransferableGraphs.importGraph1(SimanticsInternal.getSession(), tg, advisor); + } + + public static void defaultExecute(WriteGraph graph, TransferableGraph1 tg, Resource resource, IImportAdvisor advisor) throws DatabaseException { + TransferableGraphs.importGraph1(graph, tg, advisor); + } + + public void execute(WriteGraph graph, TransferableGraph1 tg, Resource resource, IImportAdvisor advisor) throws DatabaseException { + defaultExecute(graph, tg, resource, advisor); + } + + /** + * Override this in your inherited class if post processing is done. + */ + public void onPasteBegin(WriteGraph graph) throws DatabaseException { + } + + /** + * Override this in your inherited class if post processing is done + * advisor.getTarget() returns an object under which data is copied + * advisor.getRoot() returns the object which have been pasted. + * @param representations TODO + */ + public void onPaste(WriteGraph graph, IImportAdvisor2 advisor, Set representations) throws DatabaseException { + } + + /** + * Override this in your inherited class if post processing is done. + */ + public void onPasteEnd(WriteGraph graph) throws DatabaseException { + } + + public IImportAdvisor2 getAdvisor(ReadGraph graph, TransferableGraph1 tg, Resource target, PasteEventHandler handler) throws DatabaseException { + + Collection roots = TransferableGraphUtils.getRoots(tg); + if(roots.size() == 1) { + Root root = (Root)roots.iterator().next().definition; + Resource type = graph.getPossibleResource(root.type); + ImportAdvisorFactory factory = graph.getPossibleAdapter(type, ImportAdvisorFactory.class); + if(factory != null) { + if(handler != null) + return handler.createAdvisor(graph, factory, target); + else + return factory.create(graph, target, Collections.emptyMap()); + } + } + + return new DefaultPasteImportAdvisor(target); + } + + public Collection pasteObject(WriteGraph graph, Set object, PasteEventHandler handler) throws DatabaseException { + Collection result = new ArrayList<>(); + TransferableGraphSource tgs = ClipboardUtils.accept(graph, object, SimanticsKeys.KEY_TRANSFERABLE_GRAPH_SOURCE); + if (tgs != null) { + TransferableGraph1 tg = TransferableGraphs.create(graph, tgs); + IImportAdvisor2 advisor = getAdvisor(graph, tg, resource, handler); + execute(graph, tg, resource, advisor); + Collection roots = advisor.getRootInfo(); + if(handler != null) { + for(RootInfo r : roots) handler.postProcess(graph, r.resource); + } + onPaste(graph, advisor, object); + if(tgs instanceof ModelTransferableGraphSource) { + + ModelTransferableGraphSource mtgs = (ModelTransferableGraphSource)tgs; + + loop: for(SeedSpec spec : mtgs.getConfiguration().seeds) { + if(SeedSpecType.SPECIAL_ROOT.equals(spec.specType)) continue; + for(RootInfo info : roots) { + if(spec.name.equals(info.root.name)) { + result.add(info.resource); + continue loop; + } + } + // Fallback + result.clear(); + result.addAll(advisor.getRoots()); + break; + } + + } else { + result.addAll(advisor.getRoots()); + } + } + return result; + } + + @Override + public Collection pasteFromClipboard(WriteGraph graph, SimanticsClipboard clipboard, PasteEventHandler handler) throws DatabaseException { + + Collection result = new ArrayList<>(); + + + // Check if root resource is allowed for pasting + checkIfRootAllowsPaste(graph); + + Map hints = Collections.singletonMap(ClipboardUtils.HINT_TARGET_RESOURCE, resource); + + onPasteBegin(graph); + + final Set cuts = new HashSet<>(); + for(Set object : clipboard.getContents()) { + Collection cut = ClipboardUtils.accept(object, SimanticsKeys.KEY_CUT_RESOURCES); + TransferableGraphSource tg = ClipboardUtils.accept(graph, object, SimanticsKeys.KEY_TRANSFERABLE_GRAPH_SOURCE, hints); + if(tg != null) { + result.addAll(pasteObject(graph, object, handler)); + if (cut != null) + cuts.addAll(cut); + } else { + Layer0 L0 = Layer0.getInstance(graph); + for(Resource r : cut) { + graph.deny(r, L0.PartOf); + graph.claim(resource, L0.ConsistsOf, L0.PartOf, r); + result.add(r); + } + } + } + + onPasteEnd(graph); + + if(!cuts.isEmpty()) { + for (Resource cut : cuts) + RemoverUtil.remove(graph, cut); + } + + return result; + + } + + protected void checkIfRootAllowsPaste(ReadGraph graph) throws DatabaseException { + Layer0 L0 = Layer0.getInstance(graph); + // check if root is published + Boolean published = graph.getPossibleRelatedValue(resource, L0.Entity_published); + if (published != null && published) { + throw new DatabaseException("Target resource " + NameUtils.getSafeName(graph, resource) + " is published and does not allow paste."); + } + } + + @SuppressWarnings("rawtypes") + @Override + public Object getAdapter(Class adapter) { + if(Resource.class == adapter) return resource; + return null; + } + +}