From 0ed2c1124cf1b9e49a2ec1fa0126a8df09f9e758 Mon Sep 17 00:00:00 2001
From: Andrew Branson <andrew.branson@cern.ch>
Date: Tue, 7 Oct 2014 09:18:11 +0200
Subject: Repackage to org.cristalise

---
 .../org/cristalise/kernel/lifecycle/LoopDef.java   | 98 ++++++++++++++++++++++
 1 file changed, 98 insertions(+)
 create mode 100644 src/main/java/org/cristalise/kernel/lifecycle/LoopDef.java

(limited to 'src/main/java/org/cristalise/kernel/lifecycle/LoopDef.java')

diff --git a/src/main/java/org/cristalise/kernel/lifecycle/LoopDef.java b/src/main/java/org/cristalise/kernel/lifecycle/LoopDef.java
new file mode 100644
index 0000000..96a6f3f
--- /dev/null
+++ b/src/main/java/org/cristalise/kernel/lifecycle/LoopDef.java
@@ -0,0 +1,98 @@
+/**
+ * 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.lifecycle;
+
+import org.cristalise.kernel.graph.model.Vertex;
+import org.cristalise.kernel.graph.traversal.GraphTraversal;
+import org.cristalise.kernel.lifecycle.instance.Loop;
+import org.cristalise.kernel.lifecycle.instance.WfVertex;
+
+/**
+ * @version $Revision: 1.19 $ $Date: 2005/09/29 10:18:31 $
+ * @author  $Author: abranson $
+ */
+
+public class LoopDef extends XOrSplitDef
+{
+	public boolean hasLoop = false;
+	public int isNext = 0;
+
+	/**
+	 * @see java.lang.Object#Object()
+	 */
+	public LoopDef()
+	{
+		super();
+	}
+
+	/**
+	 * @see org.cristalise.kernel.lifecycle.WfVertexDef#loop()
+	 */
+	@Override
+	public boolean loop()
+	{
+		return true;
+	}
+
+	/**
+	 * @see org.cristalise.kernel.lifecycle.WfVertexDef#verify()
+	 */
+	@Override
+	public boolean verify()
+	{
+		if (!super.verify()) return false;
+		Vertex[] nexts = getOutGraphables();
+		Vertex[] anteVertices =
+			GraphTraversal.getTraversal(this.getParent().getChildrenGraphModel(), this, GraphTraversal.kUp, false);
+        int k = 0;
+        int l = 0;
+        Vertex[] brothers = getParent().getChildren();
+        for (Vertex brother : brothers)
+			if (brother instanceof LoopDef) l++;
+        for (Vertex next : nexts)
+			for (Vertex anteVertice : anteVertices)
+				if (next.equals(anteVertice))
+					k++;
+		if (k != 1 && !(l>1))
+		{
+            mErrors.add("bad number of pointing back nexts");
+			return false;
+		}
+//        if (nexts.length>2) {
+//            mErrors.add("you must only have 2 nexts");
+//            return false;
+//        }
+		return true;
+	}
+
+    @Override
+	public boolean isLoop() {
+        return true;
+    }
+
+	@Override
+	public WfVertex instantiate() {
+		Loop newLoop = new Loop();
+		configureInstance(newLoop);
+		return newLoop;
+	}
+
+}
-- 
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