Merge "update verigraph"

1 files changed, 59 insertions, 0 deletions

diff --git a/verigraph/src/it/polito/verigraph/mcnet/components/NetworkObject.java b/verigraph/src/it/polito/verigraph/mcnet/components/NetworkObject.java
new file mode 100644
index 0000000..0438b04
--- /dev/null
+++ b/verigraph/src/it/polito/verigraph/mcnet/components/NetworkObject.java
@@ -0,0 +1,59 @@
+/*******************************************************************************
+ * Copyright (c) 2017 Politecnico di Torino and others.
+ *
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Apache License, Version 2.0
+ * which accompanies this distribution, and is available at
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *******************************************************************************/
+package it.polito.verigraph.mcnet.components;
+
+import com.microsoft.z3.Context;
+import com.microsoft.z3.DatatypeExpr;
+
+import it.polito.verigraph.mcnet.components.Core;
+
+/** Represents a generic network object.
+ *
+ *
+ */
+public abstract class NetworkObject extends Core{
+
+    public NetworkObject(Context ctx,Object[]... args) {
+        super(ctx,args);
+    }
+
+    protected DatatypeExpr z3Node;
+    protected boolean isEndHost;
+    /**
+     * Get a reference to the z3 node this class wraps around
+     * @return
+     */
+    abstract public DatatypeExpr getZ3Node();
+
+    public String toString(){
+        return z3Node.toString();
+    }
+
+    //There is probably an error: z3Node.hashCode = 0 because AST.hashCode() has always hash=0
+    /*public int hashCode(){
+        return z3Node.hashCode();
+}*/
+
+    /**
+     * A simple way to determine the set of endhosts
+     * @return
+     */
+    public boolean isEndHost(){
+        return isEndHost;
+    }
+
+    /**
+     * Wrap methods to set policy
+     * @param policy
+     * @throws UnsupportedOperationException
+     */
+    void setPolicy (Object policy) throws UnsupportedOperationException{
+        throw new UnsupportedOperationException();
+    }
+}
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