public static Expression initializeStaticField(
FieldInfo staticField, ClassInfo ci, ThreadInfo ti, String suffix) {
Expression sym_v = null;
String name = "";
name = staticField.getName();
String fullName = ci.getName() + "." + name + suffix; // + "_init";
if (staticField instanceof IntegerFieldInfo || staticField instanceof LongFieldInfo) {
sym_v = new SymbolicInteger(fullName);
} else if (staticField instanceof FloatFieldInfo || staticField instanceof DoubleFieldInfo) {
sym_v = new SymbolicReal(fullName);
} else if (staticField instanceof ReferenceFieldInfo) {
if (staticField.getType().equals("java.lang.String")) sym_v = new StringSymbolic(fullName);
else sym_v = new SymbolicInteger(fullName);
} else if (staticField instanceof BooleanFieldInfo) {
// treat boolean as an integer with range [0,1]
sym_v = new SymbolicInteger(fullName, 0, 1);
}
StaticElementInfo sei = ci.getModifiableStaticElementInfo();
if (sei == null) {
ci.registerClass(ti);
sei = ci.getStaticElementInfo();
}
if (sei.getFieldAttr(staticField) == null) {
sei.setFieldAttr(staticField, sym_v);
}
return sym_v;
}
public static Expression initializeInstanceField(
FieldInfo field, ElementInfo eiRef, String refChain, String suffix) {
Expression sym_v = null;
String name = "";
name = field.getName();
String fullName = refChain + "." + name + suffix;
if (field instanceof IntegerFieldInfo || field instanceof LongFieldInfo) {
sym_v = new SymbolicInteger(fullName);
} else if (field instanceof FloatFieldInfo || field instanceof DoubleFieldInfo) {
sym_v = new SymbolicReal(fullName);
} else if (field instanceof ReferenceFieldInfo) {
if (field.getType().equals("java.lang.String")) sym_v = new StringSymbolic(fullName);
else sym_v = new SymbolicInteger(fullName);
} else if (field instanceof BooleanFieldInfo) {
// treat boolean as an integer with range [0,1]
sym_v = new SymbolicInteger(fullName, 0, 1);
}
eiRef.setFieldAttr(field, sym_v);
return sym_v;
}
protected Object createStringObject(int JPFRef, MJIEnv env, FeatureExpr ctx)
throws ConversionException {
DynamicElementInfo str = (DynamicElementInfo) env.getHeap().get(JPFRef);
if (!str.getClassInfo().isStringClassInfo()) {
throw new ConversionException();
}
FieldInfo fi = str.getFieldInfo("value");
int fieldValueRef = str.getFields().getReferenceValue(fi.getStorageOffset()).getValue();
// this is String.value which is of type of char[]
Object value = this.getJVMObj(fieldValueRef, env, ctx);
// In case that value is of the type One
Object JVMObj;
if (value instanceof Conditional)
JVMObj = new String((char[]) ((Conditional<?>) value).simplify(ctx).getValue());
else {
System.out.println("Warning from JPF2JVMConverter.java L244, JVMObj is not One");
JVMObj = new String((char[]) value);
}
ConverterBase.objMapJPF2JVM.put(JPFRef, JVMObj);
return JVMObj;
}
