Mercurial > jdk8-mips64-public > langtools / file comparison

comparison: src/share/classes/com/sun/tools/javac/util/AbstractLog.java

src/share/classes/com/sun/tools/javac/util/AbstractLog.java

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1 /*
2 * Copyright 1999-2008 Sun Microsystems, Inc. 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. Sun designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
22 * CA 95054 USA or visit www.sun.com if you need additional information or
23 * have any questions.
24 */
25
26 package com.sun.tools.javac.util;
27
28 import java.util.HashMap;
29 import java.util.Map;
30 import javax.tools.JavaFileObject;
31
32 import com.sun.tools.javac.util.JCDiagnostic.DiagnosticPosition;
33 import com.sun.tools.javac.util.JCDiagnostic.SimpleDiagnosticPosition;
34
35
36 /**
37 * A base class for error logs. Reports errors and warnings, and
38 * keeps track of error numbers and positions.
39 *
40 * <p><b>This is NOT part of any API supported by Sun Microsystems. If
41 * you write code that depends on this, you do so at your own risk.
42 * This code and its internal interfaces are subject to change or
43 * deletion without notice.</b>
44 */
45 public abstract class AbstractLog {
46 AbstractLog(JCDiagnostic.Factory diags) {
47 this.diags = diags;
48 sourceMap = new HashMap<JavaFileObject, DiagnosticSource>();
49 }
50
51 /** Re-assign source, returning previous setting.
52 */
53 public JavaFileObject useSource(JavaFileObject file) {
54 JavaFileObject prev = (source == null ? null : source.getFile());
55 source = getSource(file);
56 return prev;
57 }
58
59 protected DiagnosticSource getSource(JavaFileObject file) {
60 if (file == null)
61 return null;
62 DiagnosticSource s = sourceMap.get(file);
63 if (s == null) {
64 s = new DiagnosticSource(file, this);
65 sourceMap.put(file, s);
66 }
67 return s;
68 }
69
70 /** Report an error, unless another error was already reported at same
71 * source position.
72 * @param key The key for the localized error message.
73 * @param args Fields of the error message.
74 */
75 public void error(String key, Object ... args) {
76 report(diags.error(source, null, key, args));
77 }
78
79 /** Report an error, unless another error was already reported at same
80 * source position.
81 * @param pos The source position at which to report the error.
82 * @param key The key for the localized error message.
83 * @param args Fields of the error message.
84 */
85 public void error(DiagnosticPosition pos, String key, Object ... args) {
86 report(diags.error(source, pos, key, args));
87 }
88
89 /** Report an error, unless another error was already reported at same
90 * source position.
91 * @param pos The source position at which to report the error.
92 * @param key The key for the localized error message.
93 * @param args Fields of the error message.
94 */
95 public void error(int pos, String key, Object ... args) {
96 report(diags.error(source, wrap(pos), key, args));
97 }
98
99 /** Report a warning, unless suppressed by the -nowarn option or the
100 * maximum number of warnings has been reached.
101 * @param pos The source position at which to report the warning.
102 * @param key The key for the localized warning message.
103 * @param args Fields of the warning message.
104 */
105 public void warning(String key, Object ... args) {
106 report(diags.warning(source, null, key, args));
107 }
108
109 /** Report a warning, unless suppressed by the -nowarn option or the
110 * maximum number of warnings has been reached.
111 * @param pos The source position at which to report the warning.
112 * @param key The key for the localized warning message.
113 * @param args Fields of the warning message.
114 */
115 public void warning(DiagnosticPosition pos, String key, Object ... args) {
116 report(diags.warning(source, pos, key, args));
117 }
118
119 /** Report a warning, unless suppressed by the -nowarn option or the
120 * maximum number of warnings has been reached.
121 * @param pos The source position at which to report the warning.
122 * @param key The key for the localized warning message.
123 * @param args Fields of the warning message.
124 */
125 public void warning(int pos, String key, Object ... args) {
126 report(diags.warning(source, wrap(pos), key, args));
127 }
128
129 /** Report a warning.
130 * @param pos The source position at which to report the warning.
131 * @param key The key for the localized warning message.
132 * @param args Fields of the warning message.
133 */
134 public void mandatoryWarning(DiagnosticPosition pos, String key, Object ... args) {
135 report(diags.mandatoryWarning(source, pos, key, args));
136 }
137
138 /** Provide a non-fatal notification, unless suppressed by the -nowarn option.
139 * @param key The key for the localized notification message.
140 * @param args Fields of the notint an error or warning message:
141 */
142 public void note(String key, Object ... args) {
143 report(diags.note(source, null, key, args));
144 }
145
146 /** Provide a non-fatal notification, unless suppressed by the -nowarn option.
147 * @param key The key for the localized notification message.
148 * @param args Fields of the notification message.
149 */
150 public void note(DiagnosticPosition pos, String key, Object ... args) {
151 report(diags.note(source, pos, key, args));
152 }
153
154 /** Provide a non-fatal notification, unless suppressed by the -nowarn option.
155 * @param key The key for the localized notification message.
156 * @param args Fields of the notification message.
157 */
158 public void note(int pos, String key, Object ... args) {
159 report(diags.note(source, wrap(pos), key, args));
160 }
161
162 /** Provide a non-fatal notification, unless suppressed by the -nowarn option.
163 * @param key The key for the localized notification message.
164 * @param args Fields of the notification message.
165 */
166 public void note(JavaFileObject file, String key, Object ... args) {
167 report(diags.note(getSource(file), null, key, args));
168 }
169
170 /** Provide a non-fatal notification, unless suppressed by the -nowarn option.
171 * @param key The key for the localized notification message.
172 * @param args Fields of the notification message.
173 */
174 public void mandatoryNote(final JavaFileObject file, String key, Object ... args) {
175 report(diags.mandatoryNote(getSource(file), key, args));
176 }
177
178 protected abstract void report(JCDiagnostic diagnostic);
179
180 protected abstract void directError(String key, Object... args);
181
182 private DiagnosticPosition wrap(int pos) {
183 return (pos == Position.NOPOS ? null : new SimpleDiagnosticPosition(pos));
184 }
185
186 /** Factory for diagnostics
187 */
188 protected JCDiagnostic.Factory diags;
189
190 /** The file that's currently being translated.
191 */
192 protected DiagnosticSource source;
193
194 /** A cache of lightweight DiagnosticSource objects.
195 */
196 protected Map<JavaFileObject, DiagnosticSource> sourceMap;
197 }

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