1 files changed, 79 insertions, 0 deletions
diff --git a/src/main/java/org/cristalise/kernel/collection/DependencyDescription.java b/src/main/java/org/cristalise/kernel/collection/DependencyDescription.java
new file mode 100644
index 0000000..9c02245
--- /dev/null
+++ b/src/main/java/org/cristalise/kernel/collection/DependencyDescription.java
@@ -0,0 +1,79 @@
+/**
+ * This file is part of the CRISTAL-iSE kernel.
+ * Copyright (c) 2001-2014 The CRISTAL Consortium. All rights reserved.
+ *
+ * This library is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published
+ * by the Free Software Foundation; either version 3 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; with out even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
+ * License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library; if not, write to the Free Software Foundation,
+ * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ *
+ * http://www.fsf.org/licensing/licenses/lgpl.html
+ */
+package org.cristalise.kernel.collection;
+
+import org.cristalise.kernel.common.InvalidCollectionModification;
+import org.cristalise.kernel.common.ObjectAlreadyExistsException;
+import org.cristalise.kernel.common.ObjectNotFoundException;
+import org.cristalise.kernel.lookup.ItemPath;
+import org.cristalise.kernel.property.PropertyDescriptionList;
+import org.cristalise.kernel.property.PropertyUtility;
+import org.cristalise.kernel.utils.CastorHashMap;
+
+
+public class DependencyDescription extends Dependency implements CollectionDescription<DependencyMember>{
+	
+    public DependencyDescription()
+    {
+    	setName("DependencyDescription");
+    }
+	
+    public DependencyDescription(String name)
+    {
+    	setName(name);
+    }
+    
+	@Override
+	public Collection<DependencyMember> newInstance() throws ObjectNotFoundException{
+		String depName = getName().replaceFirst("\'$", ""); // HACK: Knock the special 'prime' off the end for the case of descriptions of descriptions
+		Dependency newDep = new Dependency(depName);
+		if (mMembers.list.size() == 1) { // constrain the members based on the property description
+			DependencyMember mem = mMembers.list.get(0);
+			String descVer = getDescVer(mem);
+			PropertyDescriptionList pdList = PropertyUtility.getPropertyDescriptionOutcome(mem.getItemPath(), descVer);
+			if (pdList!=null) {
+				newDep.setProperties(PropertyUtility.createProperty(pdList));
+				newDep.setClassProps(pdList.getClassProps());
+			}
+		}
+		return newDep;
+	}
+
+	
+	@Override
+	public DependencyMember addMember(ItemPath itemPath) throws InvalidCollectionModification, ObjectAlreadyExistsException {
+		checkMembership();
+		return super.addMember(itemPath);
+	}
+	
+	@Override
+	public DependencyMember addMember(ItemPath itemPath, CastorHashMap props, String classProps)
+			throws InvalidCollectionModification, ObjectAlreadyExistsException {
+		checkMembership();
+		return super.addMember(itemPath, props, classProps);
+	}
+	
+	public void checkMembership() throws InvalidCollectionModification {
+		if (mMembers.list.size() > 0)
+			throw new InvalidCollectionModification("Dependency descriptions may not have more than one member.");
+	}
+
+}