01: /*
02: * FindBugs - Find Bugs in Java programs
03: * Copyright (C) 2003-2007 University of Maryland
04: *
05: * This library is free software; you can redistribute it and/or
06: * modify it under the terms of the GNU Lesser General Public
07: * License as published by the Free Software Foundation; either
08: * version 2.1 of the License, or (at your option) any later version.
09: *
10: * This library is distributed in the hope that it will be useful,
11: * but WITHOUT ANY WARRANTY; without even the implied warranty of
12: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13: * Lesser General Public License for more details.
14: *
15: * You should have received a copy of the GNU Lesser General Public
16: * License along with this library; if not, write to the Free Software
17: * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18: */
19:
20: package edu.umd.cs.findbugs.ba.jsr305;
21:
22: import edu.umd.cs.findbugs.ba.XMethod;
23:
24: /**
25: * Accumulate relevant return type annotations
26: * for a given method by traversing its supertypes.
27: *
28: * @author David Hovemeyer
29: */
30: class ReturnTypeAnnotationAccumulator extends
31: AbstractMethodAnnotationAccumulator {
32: private TypeQualifierAnnotationLookupResult result;
33:
34: /**
35: * Constructor.
36: *
37: * @param typeQualifierValue TypeQualifierValue specifying the kind of annotation we want to look up
38: * @param xmethod method whose effective return type annotation we want
39: */
40: public ReturnTypeAnnotationAccumulator(
41: TypeQualifierValue typeQualifierValue, XMethod xmethod) {
42: super (typeQualifierValue, xmethod);
43: this .result = new ReturnTypeAnnotationLookupResult();
44: }
45:
46: @Override
47: public TypeQualifierAnnotationLookupResult getResult() {
48: return result;
49: }
50:
51: @Override
52: protected TypeQualifierAnnotation lookupAnnotation(XMethod xm) {
53: return TypeQualifierApplications
54: .getEffectiveTypeQualifierAnnotation(xm,
55: getTypeQualifierValue());
56: }
57:
58: }
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