private void MethodType_init(Class<?> rtype, Class<?>[] ptypes) {
// In order to communicate these values to readResolve, we must
// store them into the implementation-specific final fields.
checkRtype(rtype);
checkPtypes(ptypes);
unsafe.putObject(this, rtypeOffset, rtype);
unsafe.putObject(this, ptypesOffset, ptypes);
}
/**
* Reconstitute the {@code MethodType} instance from a stream (that is, deserialize it). This
* instance is a scratch object with bogus final fields. It provides the parameters to the factory
* method called by {@link #readResolve readResolve}. After that call it is discarded.
*
* @param the stream to read the object from
* @see #MethodType()
* @see #readResolve
* @see #writeObject
*/
private void readObject(java.io.ObjectInputStream s)
throws java.io.IOException, ClassNotFoundException {
s.defaultReadObject(); // requires serialPersistentFields to be an empty array
Class<?> returnType = (Class<?>) s.readObject();
Class<?>[] parameterArray = (Class<?>[]) s.readObject();
// Probably this object will never escape, but let's check
// the field values now, just to be sure.
checkRtype(returnType);
checkPtypes(parameterArray);
parameterArray = parameterArray.clone(); // make sure it is unshared
MethodType_init(returnType, parameterArray);
}
/** Check the given parameters for validity and store them into the final fields. */
private MethodType(Class<?> rtype, Class<?>[] ptypes) {
checkRtype(rtype);
checkPtypes(ptypes);
this.rtype = rtype;
this.ptypes = ptypes;
}