--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/trace/tracebuilder/com.nokia.tracebuilder/src/com/nokia/tracebuilder/engine/rules/StateTraceRule.java	Wed Jun 23 14:35:40 2010 +0300
@@ -0,0 +1,93 @@
+/*
+* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). 
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:
+*
+* Rule for state traces
+*
+*/
+package com.nokia.tracebuilder.engine.rules;
+
+import com.nokia.tracebuilder.engine.utils.TraceUtils;
+import com.nokia.tracebuilder.model.Trace;
+import com.nokia.tracebuilder.model.TraceObjectRule;
+import com.nokia.tracebuilder.rules.TraceParameterRestrictionRule;
+import com.nokia.tracebuilder.source.SourceContext;
+
+/**
+ * Rule for state traces
+ * 
+ */
+public class StateTraceRule extends AutomaticTraceTextRule implements
+		CopyExtensionRule, TraceParameterRestrictionRule {
+
+	/**
+	 * Mandatory parameter count
+	 */
+	private static final int MANDATORY_PARAMETER_COUNT = 2; // CodForChk_Dis_Magic
+	
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see com.nokia.tracebuilder.rules.TraceParameterRestrictionRule#canAddParameters()
+	 */
+	public boolean canAddParameters() {
+		boolean retval;
+		Trace trace = (Trace) getOwner();
+		// Supports max three parameters
+		if (trace != null && trace.getParameterCount() <= MANDATORY_PARAMETER_COUNT) { 
+			retval = true;
+		} else {
+			retval = false;
+		}
+		return retval;
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see com.nokia.tracebuilder.rules.TraceParameterRestrictionRule#canRemoveParameters()
+	 */
+	public boolean canRemoveParameters() {
+		boolean retval;
+		Trace trace = (Trace) getOwner();
+		// There must be at least two parameters in State trace
+		if (trace != null && trace.getParameterCount() > MANDATORY_PARAMETER_COUNT) { 
+			retval = true;
+		} else {
+			retval = false;
+		}
+		return retval;
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see com.nokia.tracebuilder.engine.rules.CopyExtensionRule#createCopy()
+	 */
+	public TraceObjectRule createCopy() {
+		return new StateTraceRule();
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see com.nokia.tracebuilder.engine.rules.AutomaticTraceTextRule#
+	 *      formatTrace(com.nokia.tracebuilder.source.SourceContext)
+	 */
+	@Override
+	public String formatTrace(SourceContext context) {
+		return TraceUtils.formatTrace(RuleUtils.TEXT_FORMAT_BASE, context
+				.getClassName(), context.getFunctionName());
+	}
+}