From 26415fd5910ce2cc61e79def790e5fbb05296320 Mon Sep 17 00:00:00 2001
From: abranson <andrew.branson@cern.ch>
Date: Tue, 13 Mar 2012 16:02:38 +0100
Subject: Added DependencyDescription

---
 .../c2kernel/collection/DependencyDescription.java | 53 ++++++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 source/com/c2kernel/collection/DependencyDescription.java

diff --git a/source/com/c2kernel/collection/DependencyDescription.java b/source/com/c2kernel/collection/DependencyDescription.java
new file mode 100644
index 0000000..547a286
--- /dev/null
+++ b/source/com/c2kernel/collection/DependencyDescription.java
@@ -0,0 +1,53 @@
+package com.c2kernel.collection;
+
+import com.c2kernel.property.PropertyDescriptionList;
+import com.c2kernel.property.PropertyUtility;
+import com.c2kernel.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() {
+		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);
+			PropertyDescriptionList pdList = PropertyUtility.getPropertyDescriptionOutcome(mem.getEntityKey());
+			if (pdList!=null) {
+				newDep.setProperties(PropertyUtility.createProperty(pdList));
+				newDep.setClassProps(pdList.getClassProps());
+			}
+		}
+		return newDep;
+	}
+
+	
+	@Override
+	public DependencyMember addMember(int entityKey) throws MembershipException {
+		checkMembership();
+		return super.addMember(entityKey);
+	}
+	
+	@Override
+	public DependencyMember addMember(int entityKey, CastorHashMap props, String classProps)
+			throws MembershipException {
+		checkMembership();
+		return super.addMember(entityKey, props, classProps);
+	}
+	
+	public void checkMembership() throws MembershipException {
+		if (mMembers.list.size() > 0)
+			throw new MembershipException("Dependency descriptions may not have more than one member.");
+	}
+
+}
-- 
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