String s2 = "\""+fn2.toString()+"\"";
//HashMap map = new HashMap();
propertySensor1=new StringConstant(s1.toString());
propertySensor2=new StringConstant(s2.toString());
propertySensor3=new FloatConstant(fn1.floatValue());
propertySensor4=new FloatConstant(fn2.floatValue());
//SensorLookup lookup = new SensorLookupImpl(map);
try {
Vector v = new Vector();
v.add(new StringConstant(s1));
Expression es1 = new ToREAL32(v,true);
v.clear();
v.add(new StringConstant(s2));
Expression es2 = new ToREAL32(v,true);
v.clear();
v.add(new FloatConstant(fn1.floatValue()));
Expression efn1 = new ToREAL32(v,true);
v.clear();
v.add(new FloatConstant(fn2.floatValue()));
Expression efn2 = new ToREAL32(v,true);
v.clear();
v.add(propertySensor1);
Expression eps1 = new ToREAL32(v,true);