Thu, 15 Nov 2012 23:07:24 -0800
6493690: javadoc should have a javax.tools.Tool service provider installed in tools.jar
Reviewed-by: darcy
1 /*
2 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
26 package com.sun.tools.javac.util;
28 import com.sun.tools.javac.code.Lint.LintCategory;
29 import com.sun.tools.javac.util.JCDiagnostic.DiagnosticPosition;
30 import java.util.EnumSet;
32 /**
33 * An interface to support optional warnings, needed for support of
34 * unchecked conversions and unchecked casts.
35 *
36 * <p><b>This is NOT part of any supported API.
37 * If you write code that depends on this, you do so at your own risk.
38 * This code and its internal interfaces are subject to change or
39 * deletion without notice.</b>
40 */
41 public class Warner {
42 public static final Warner noWarnings = new Warner();
44 private DiagnosticPosition pos = null;
45 protected boolean warned = false;
46 private EnumSet<LintCategory> nonSilentLintSet = EnumSet.noneOf(LintCategory.class);
47 private EnumSet<LintCategory> silentLintSet = EnumSet.noneOf(LintCategory.class);
49 public DiagnosticPosition pos() {
50 return pos;
51 }
53 public void warn(LintCategory lint) {
54 nonSilentLintSet.add(lint);
55 }
57 public void silentWarn(LintCategory lint) {
58 silentLintSet.add(lint);
59 }
61 public Warner(DiagnosticPosition pos) {
62 this.pos = pos;
63 }
65 public boolean hasSilentLint(LintCategory lint) {
66 return silentLintSet.contains(lint);
67 }
69 public boolean hasNonSilentLint(LintCategory lint) {
70 return nonSilentLintSet.contains(lint);
71 }
73 public boolean hasLint(LintCategory lint) {
74 return hasSilentLint(lint) ||
75 hasNonSilentLint(lint);
76 }
78 public void clear() {
79 nonSilentLintSet.clear();
80 silentLintSet.clear();
81 this.warned = false;
82 }
84 public Warner() {
85 this(null);
86 }
87 }