01: /*
02: * Bytecode Analysis Framework
03: * Copyright (C) 2005 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: package edu.umd.cs.findbugs.annotations;
20:
21: import java.lang.annotation.Documented;
22: import java.lang.annotation.ElementType;
23: import java.lang.annotation.Retention;
24: import java.lang.annotation.RetentionPolicy;
25: import java.lang.annotation.Target;
26:
27: /**
28: * The annotated element should might be null, and uses of the element should check for null.
29: *
30: * When this annotation is applied to a method it applies to the method return value.
31: * @deprecated - use CheckForNull instead; the name of which more clearly indicates that
32: * not only could the value be null, but that good coding practice requires that the
33: * value be checked for null.
34: **/
35: @Documented
36: @Target({ElementType.FIELD,ElementType.METHOD,ElementType.PARAMETER,ElementType.LOCAL_VARIABLE})
37: @Retention(RetentionPolicy.CLASS)
38: @Deprecated
39: public @interface PossiblyNull {
40:
41: }
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