Thread: [tinyTiM-commits] SF.net SVN: tinytim: [23] tinytim/trunk/src

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Revision: 23
          http://tinytim.svn.sourceforge.net/tinytim/?rev=23&view=rev
Author:   lheuer
Date:     2008-04-21 07:02:48 -0700 (Mon, 21 Apr 2008)

Log Message:
-----------
Added TopicUtils, updated TopicMerge test

Modified Paths:
--------------
    tinytim/trunk/src/test/java/org/tinytim/TestTopicMerge.java

Added Paths:
-----------
    tinytim/trunk/src/main/java/org/tinytim/TopicUtils.java
    tinytim/trunk/src/test/java/org/tinytim/TestTopicUtils.java

Added: tinytim/trunk/src/main/java/org/tinytim/TopicUtils.java
===================================================================

--- tinytim/trunk/src/main/java/org/tinytim/TopicUtils.java	                        (rev 0)
+++ tinytim/trunk/src/main/java/org/tinytim/TopicUtils.java	2008-04-21 14:02:48 UTC (rev 23)
@@ -0,0 +1,81 @@
+/*
+ * This is tinyTiM, a tiny Topic Maps engine.
+ *
+ * Copyright (C) 2008 Lars Heuer (heuer[at]semagia.com)
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the Free
+ * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+package org.tinytim;
+
+import org.tinytim.index.IScopedIndex;
+import org.tinytim.index.ITypeInstanceIndex;
+import org.tinytim.index.IndexManager;
+import org.tmapi.core.Topic;
+
+/**
+ * This class provides utility functions for {@link org.tmapi.core.Topic}s.
+ * 
+ * @author Lars Heuer (heuer[at]semagia.com) <a href="http://www.semagia.com/">Semagia</a>
+ * @version $Rev:$ - $Date:$
+ */
+public final class TopicUtils {
+
+    private TopicUtils() {
+        // noop.
+    }
+
+    /**
+     * Returns if the <code>topic</code> is removable.
+     * 
+     * A topic is removable iff it plays no role, is not used as type of
+     * a typed Topic Maps construct, is not not used as theme of a scoped
+     * Topic Maps construct and iff it is not used reifier.
+     *
+     * @param topic The topic to check.
+     * @return <code>true</code> if the topic has no dependencies, 
+     *          otherwise <code>false</code>.
+     */
+    public static boolean isRemovable(Topic topic) {
+        if (((TopicImpl) topic)._reified != null) {
+            return false;
+        }
+        if (!topic.getRolesPlayed().isEmpty()) {
+            return false;
+        }
+        IndexManager idxMan = ((TopicMapImpl) topic.getTopicMap()).getIndexManager();
+        ITypeInstanceIndex typeInstanceIdx = idxMan.getTypeInstanceIndex();
+        if (!typeInstanceIdx.isAutoUpdated()) {
+            typeInstanceIdx.reindex();
+        }
+        if (!typeInstanceIdx.getAssociations(topic).isEmpty()
+                || !typeInstanceIdx.getRoles(topic).isEmpty()
+                || !typeInstanceIdx.getOccurrences(topic).isEmpty()
+                || !typeInstanceIdx.getNames(topic).isEmpty()) {
+            return false;
+        }
+        IScopedIndex scopedIdx = idxMan.getScopedIndex();
+        if (!scopedIdx.isAutoUpdated()) {
+            scopedIdx.reindex();
+        }
+        if (!scopedIdx.getAssociationsByTheme(topic).isEmpty()
+                || !scopedIdx.getOccurrencesByTheme(topic).isEmpty()
+                || !scopedIdx.getNamesByTheme(topic).isEmpty()
+                || !scopedIdx.getVariantsByTheme(topic).isEmpty()) {
+            return false;
+        }
+        return true;
+    }
+}


Property changes on: tinytim/trunk/src/main/java/org/tinytim/TopicUtils.java
___________________________________________________________________
Name: svn:keywords
   + Rev Date Id
Name: svn:eol-style
   + native

Modified: tinytim/trunk/src/test/java/org/tinytim/TestTopicMerge.java
===================================================================
--- tinytim/trunk/src/test/java/org/tinytim/TestTopicMerge.java	2008-04-21 13:55:44 UTC (rev 22)
+++ tinytim/trunk/src/test/java/org/tinytim/TestTopicMerge.java	2008-04-21 14:02:48 UTC (rev 23)
@@ -26,6 +26,7 @@
 import org.tmapi.core.ModelConstraintException;
 import org.tmapi.core.Topic;
 import org.tmapi.core.TopicName;
+import org.tmapi.core.Variant;
 
 /**
  * Tests merging of topics.
@@ -156,4 +157,28 @@
         topic1.mergeIn(topic2);
         assertEquals(2, topic1.getTopicNames().size());
     }
+
+    /**
+     * Tests if merging detects duplicate names and moves the variants.
+     */
+    public void testDuplicateSuppressionName2() {
+        Topic topic1 = _tm.createTopic();
+        Topic topic2 = _tm.createTopic();
+        TopicName name1 = topic1.createTopicName("tinyTiM", null, null);
+        TopicName name2 = topic2.createTopicName("tinyTiM", null, null);
+        Variant var = name2.createVariant("tiny", null);
+        assertEquals(1, topic1.getTopicNames().size());
+        assertTrue(topic1.getTopicNames().contains(name1));
+        assertEquals(0, name1.getVariants().size()); 
+        assertEquals(1, topic2.getTopicNames().size());
+        assertTrue(topic2.getTopicNames().contains(name2));
+        assertEquals(1, name2.getVariants().size());
+        assertTrue(name2.getVariants().contains(var));
+        topic1.mergeIn(topic2);
+        assertEquals(1, topic1.getTopicNames().size());
+        TopicName tmpName = (TopicName) topic1.getTopicNames().iterator().next();
+        assertEquals(1, tmpName.getVariants().size());
+        Variant tmpVar = (Variant) tmpName.getVariants().iterator().next();
+        assertEquals("tiny", tmpVar.getValue());
+    }
 }

Added: tinytim/trunk/src/test/java/org/tinytim/TestTopicUtils.java
===================================================================
--- tinytim/trunk/src/test/java/org/tinytim/TestTopicUtils.java	                        (rev 0)
+++ tinytim/trunk/src/test/java/org/tinytim/TestTopicUtils.java	2008-04-21 14:02:48 UTC (rev 23)
@@ -0,0 +1,63 @@
+/*
+ * This is tinyTiM, a tiny Topic Maps engine.
+ *
+ * Copyright (C) 2008 Lars Heuer (heuer[at]semagia.com)
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the Free
+ * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+package org.tinytim;
+
+import org.tmapi.core.Association;
+import org.tmapi.core.AssociationRole;
+import org.tmapi.core.Topic;
+
+/**
+ * Tests against the {@link TopicUtils}.
+ * 
+ * @author Lars Heuer (heuer[at]semagia.com) <a href="http://www.semagia.com/">Semagia</a>
+ * @version $Rev:$ - $Date:$
+ */
+public class TestTopicUtils extends TinyTimTestCase {
+
+    /**
+     * Tests if a topic is considered as 'removable'.
+     */
+    public void testRemovable() {
+        Topic topic = _tm.createTopic();
+        assertTrue(TopicUtils.isRemovable(topic));
+        Association assoc = _tm.createAssociation();
+        // Type
+        assoc.setType(topic);
+        assertFalse(TopicUtils.isRemovable(topic));
+        assoc.setType(null);
+        assertTrue(TopicUtils.isRemovable(topic));
+        // Role played
+        AssociationRole role = assoc.createAssociationRole(topic, _tm.createTopic());
+        assertFalse(TopicUtils.isRemovable(topic));
+        role.setPlayer(null);
+        assertTrue(TopicUtils.isRemovable(topic));
+        // Theme
+        assoc.addScopingTopic(topic);
+        assertFalse(TopicUtils.isRemovable(topic));
+        assoc.removeScopingTopic(topic);
+        assertTrue(TopicUtils.isRemovable(topic));
+        // Reifier
+        ((IReifiable) assoc).setReifier(topic);
+        assertFalse(TopicUtils.isRemovable(topic));
+        ((IReifiable) assoc).setReifier(null);
+        assertTrue(TopicUtils.isRemovable(topic));
+    }
+}


Property changes on: tinytim/trunk/src/test/java/org/tinytim/TestTopicUtils.java
___________________________________________________________________
Name: svn:keywords
   + Rev Date Id
Name: svn:eol-style
   + native


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