1 files changed, 61 insertions, 0 deletions
diff --git a/org.eclipse.cdt.codan.extension/src/org/eclipse/cdt/codan/extension/ExecutionState.java b/org.eclipse.cdt.codan.extension/src/org/eclipse/cdt/codan/extension/ExecutionState.java
new file mode 100644
index 0000000..ffefec7
--- /dev/null
+++ b/org.eclipse.cdt.codan.extension/src/org/eclipse/cdt/codan/extension/ExecutionState.java
@@ -0,0 +1,61 @@
+/*******************************************************************************
+ * Copyright (c) 2009 Elliott Baron
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *    Elliott Baron - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.cdt.codan.extension;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.eclipse.cdt.core.dom.ast.IASTNode;
+
+public class ExecutionState {
+	private List<IASTNode> nodes;
+	private boolean top;
+	private boolean bottom;
+
+	public ExecutionState() {
+		nodes = new ArrayList<IASTNode>();
+	}
+	
+	public void addClause(IASTNode node) {
+		setTop(false);
+		setBottom(false);
+		nodes.add(node);
+	}
+	
+	public void removeClause(IASTNode node) {
+		nodes.remove(node);
+		if (nodes.size() == 0) {
+			setTop(true);
+			setBottom(false);
+		}
+	}
+	
+	public IASTNode[] getClauses() {
+		return nodes.toArray(new IASTNode[nodes.size()]);
+	}
+	
+	public boolean isTop() {
+		return top;
+	}
+	
+	public boolean isBottom() {
+		return bottom;
+	}
+	
+	public void setTop(boolean top) {
+		this.top = top;
+	}
+	
+	public void setBottom(boolean bottom) {
+		this.bottom = bottom;
+	}
+
+}