Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.layer0.utils / src / org / simantics / layer0 / utils / direct / ResourceNameUtils.java

diff --git a/bundles/org.simantics.layer0.utils/src/org/simantics/layer0/utils/direct/ResourceNameUtils.java b/bundles/org.simantics.layer0.utils/src/org/simantics/layer0/utils/direct/ResourceNameUtils.java
new file mode 100644 (file)
index 0000000..79c9c72
--- /dev/null
+++ b/bundles/org.simantics.layer0.utils/src/org/simantics/layer0/utils/direct/ResourceNameUtils.java
@@ -0,0 +1,54 @@
+/*******************************************************************************\r
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
+ * in Industry THTH ry.\r
+ * All rights reserved. This program and the accompanying materials\r
+ * are made available under the terms of the Eclipse Public License v1.0\r
+ * which accompanies this distribution, and is available at\r
+ * http://www.eclipse.org/legal/epl-v10.html\r
+ *\r
+ * Contributors:\r
+ *     VTT Technical Research Centre of Finland - initial API and implementation\r
+ *******************************************************************************/\r
+package org.simantics.layer0.utils.direct;\r
+\r
+import org.simantics.databoard.util.URIStringUtils;\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.db.exception.ServiceException;\r
+import org.simantics.db.exception.ValidationException;\r
+import org.simantics.layer0.Layer0;\r
+import org.simantics.layer0.utils.PropertyReference;\r
+\r
+public final class ResourceNameUtils {\r
+\r
+    public static final char   NAME_PATH_DELIMITER        = '/';\r
+    public static final String NAME_PATH_DELIMITER_STRING = "" + NAME_PATH_DELIMITER;\r
+\r
+    public static String getName(ReadGraph g, Resource r) throws ValidationException, ServiceException {\r
+       Layer0 b = Layer0.getInstance(g);\r
+        String name = (String) g.getPossibleRelatedValue(r, b.HasName);\r
+        if (name == null)\r
+            return "#" + r.getResourceId();\r
+        else\r
+            return URIStringUtils.escape(name);\r
+    }\r
+\r
+    public static String getName(ReadGraph g, PropertyReference ref) throws DatabaseException {\r
+        return getName(g, ref.resources);\r
+    }\r
+\r
+    public static String getName(ReadGraph g, Resource[] ref) throws DatabaseException {\r
+        StringBuilder b = new StringBuilder();\r
+        boolean first = true;\r
+        for (Resource r : ref) {\r
+            if (first)\r
+                first = false;\r
+            else\r
+                b.append(NAME_PATH_DELIMITER);\r
+            b.append(getName(g, r));\r
+        }\r
+        return b.toString();\r
+    }\r
+\r
+}
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