The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 18, 2014

Filed:

Aug. 31, 2012
Applicants:

Karl B. Naden, Pittsburgh, PA (US);

David R. Chase, Belmont, MA (US);

Justin R. Hilburn, Eugene, OR (US);

Inventors:

Karl B. Naden, Pittsburgh, PA (US);

David R. Chase, Belmont, MA (US);

Justin R. Hilburn, Eugene, OR (US);

Assignee:

Oracle International Corporation, Redwood Shores, CA (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 9/44 (2006.01); G06F 9/45 (2006.01);
U.S. Cl.
CPC ...
G06F 9/4428 (2013.01); G06F 8/31 (2013.01); G06F 9/443 (2013.01); G06F 8/437 (2013.01);
Abstract

The disclosed embodiments provide a system that facilitates the development and execution of a software program. During operation, the system obtains a type interval for a generic type parameter of an implementation of an overloaded function. Next, the system selects an inference direction for the generic type parameter based on a variance of the generic type parameter, wherein the inference direction is an upward inference direction or a downward inference direction. Finally, the system uses the type interval and the inference direction to perform type inference on the generic type parameter.


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