X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;ds=sidebyside;f=bundles%2Forg.simantics.db%2Fsrc%2Forg%2Fsimantics%2Fdb%2FChangeSet.java;h=96ff98b61432579c2906bda103cd9ab74f850025;hb=b2bb3ff110b5bf929b6d676f0122a15a43358440;hp=5f110c4c0bb07a99c63dc887c74639e419db6303;hpb=969bd23cab98a79ca9101af33334000879fb60c5;p=simantics%2Fplatform.git diff --git a/bundles/org.simantics.db/src/org/simantics/db/ChangeSet.java b/bundles/org.simantics.db/src/org/simantics/db/ChangeSet.java index 5f110c4c0..96ff98b61 100644 --- a/bundles/org.simantics.db/src/org/simantics/db/ChangeSet.java +++ b/bundles/org.simantics.db/src/org/simantics/db/ChangeSet.java @@ -1,80 +1,80 @@ -/******************************************************************************* - * 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; - -import java.util.Collection; - -import org.simantics.db.event.ChangeEvent; -import org.simantics.db.event.ChangeListener; -import org.simantics.db.request.Write; -import org.simantics.db.request.WriteOnly; -import org.simantics.db.service.GraphChangeListenerSupport; - -/** - * A representation of a set of changes that have been performed into the graph - * database using a write request ({@link Write}, {@link WriteOnly}). - * - *

- * The change information is allowed to be inexact in the sense that these - * changes may represent what is attempted to commit into the database but some - * of the changes may turn out to be null operations in the end: a claimed - * statement may have already existed or a denied statement may not exist in the - * first place. Hence, a ChangeSet tells what statement changes have possibly - * been performed and what resource-bound values have possibly changed. - * - * @author Tuukka Lehtonen - * - * @see GraphChangeListenerSupport - * @see ChangeListener - * @see ChangeEvent - */ -public interface ChangeSet { - - public interface StatementChange extends Statement { - /** - * @return true if the statement was claimed, - * false if denied. - */ - boolean isClaim(); - } - - /** - * TODO: specify whether the collection is considered a set or a list - * (duplicate statements allowed or not) - * - * The returned collection may be shared internal state of the - * implementation and must not be modified by the client. - * - * @return the set of changed statements, each either claimed or denied - */ - Collection changedStatements(); - - /** - * TODO: specify whether the collection is considered a set or a list - * (duplicate statements allowed or not) - * - * The returned collection may be shared internal state of the - * implementation and must not be modified by the client. - * - * @return the set of changed values, either claimed or denied - */ - Collection changedValues(); - - Collection changedResources(); - - /** - * @return true if this change set contains 0 operations, - * false otherwise - */ - boolean isEmpty(); - -} +/******************************************************************************* + * 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; + +import java.util.Collection; + +import org.simantics.db.event.ChangeEvent; +import org.simantics.db.event.ChangeListener; +import org.simantics.db.request.Write; +import org.simantics.db.request.WriteOnly; +import org.simantics.db.service.GraphChangeListenerSupport; + +/** + * A representation of a set of changes that have been performed into the graph + * database using a write request ({@link Write}, {@link WriteOnly}). + * + *

+ * The change information is allowed to be inexact in the sense that these + * changes may represent what is attempted to commit into the database but some + * of the changes may turn out to be null operations in the end: a claimed + * statement may have already existed or a denied statement may not exist in the + * first place. Hence, a ChangeSet tells what statement changes have possibly + * been performed and what resource-bound values have possibly changed. + * + * @author Tuukka Lehtonen + * + * @see GraphChangeListenerSupport + * @see ChangeListener + * @see ChangeEvent + */ +public interface ChangeSet { + + public interface StatementChange extends Statement { + /** + * @return true if the statement was claimed, + * false if denied. + */ + boolean isClaim(); + } + + /** + * TODO: specify whether the collection is considered a set or a list + * (duplicate statements allowed or not) + * + * The returned collection may be shared internal state of the + * implementation and must not be modified by the client. + * + * @return the set of changed statements, each either claimed or denied + */ + Collection changedStatements(); + + /** + * TODO: specify whether the collection is considered a set or a list + * (duplicate statements allowed or not) + * + * The returned collection may be shared internal state of the + * implementation and must not be modified by the client. + * + * @return the set of changed values, either claimed or denied + */ + Collection changedValues(); + + Collection changedResources(); + + /** + * @return true if this change set contains 0 operations, + * false otherwise + */ + boolean isEmpty(); + +}