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

Sun, 17 Feb 2013 16:44:55 -0500

author
dholmes
date
Sun, 17 Feb 2013 16:44:55 -0500
changeset 1571
af8417e590f4
parent 1415
01c9d4161882
child 2525
2eb010b6cb22
permissions
-rw-r--r--

Merge

duke@1 1 /*
ohair@798 2 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
duke@1 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@1 4 *
duke@1 5 * This code is free software; you can redistribute it and/or modify it
duke@1 6 * under the terms of the GNU General Public License version 2 only, as
ohair@554 7 * published by the Free Software Foundation. Oracle designates this
duke@1 8 * particular file as subject to the "Classpath" exception as provided
ohair@554 9 * by Oracle in the LICENSE file that accompanied this code.
duke@1 10 *
duke@1 11 * This code is distributed in the hope that it will be useful, but WITHOUT
duke@1 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@1 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
duke@1 14 * version 2 for more details (a copy is included in the LICENSE file that
duke@1 15 * accompanied this code).
duke@1 16 *
duke@1 17 * You should have received a copy of the GNU General Public License version
duke@1 18 * 2 along with this work; if not, write to the Free Software Foundation,
duke@1 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@1 20 *
ohair@554 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ohair@554 22 * or visit www.oracle.com if you need additional information or have any
ohair@554 23 * questions.
duke@1 24 */
duke@1 25
duke@1 26 package com.sun.tools.javac.util;
duke@1 27
mcimadamore@795 28 import com.sun.tools.javac.code.Lint.LintCategory;
duke@1 29 import com.sun.tools.javac.util.JCDiagnostic.DiagnosticPosition;
mcimadamore@795 30 import java.util.EnumSet;
duke@1 31
duke@1 32 /**
duke@1 33 * An interface to support optional warnings, needed for support of
duke@1 34 * unchecked conversions and unchecked casts.
duke@1 35 *
jjg@581 36 * <p><b>This is NOT part of any supported API.
jjg@333 37 * If you write code that depends on this, you do so at your own risk.
jjg@333 38 * This code and its internal interfaces are subject to change or
jjg@333 39 * deletion without notice.</b>
duke@1 40 */
duke@1 41 public class Warner {
duke@1 42
duke@1 43 private DiagnosticPosition pos = null;
mcimadamore@795 44 protected boolean warned = false;
mcimadamore@795 45 private EnumSet<LintCategory> nonSilentLintSet = EnumSet.noneOf(LintCategory.class);
mcimadamore@795 46 private EnumSet<LintCategory> silentLintSet = EnumSet.noneOf(LintCategory.class);
duke@1 47
duke@1 48 public DiagnosticPosition pos() {
duke@1 49 return pos;
duke@1 50 }
duke@1 51
mcimadamore@795 52 public void warn(LintCategory lint) {
mcimadamore@795 53 nonSilentLintSet.add(lint);
duke@1 54 }
mcimadamore@795 55
mcimadamore@795 56 public void silentWarn(LintCategory lint) {
mcimadamore@795 57 silentLintSet.add(lint);
duke@1 58 }
duke@1 59
duke@1 60 public Warner(DiagnosticPosition pos) {
duke@1 61 this.pos = pos;
duke@1 62 }
duke@1 63
mcimadamore@795 64 public boolean hasSilentLint(LintCategory lint) {
mcimadamore@795 65 return silentLintSet.contains(lint);
mcimadamore@795 66 }
mcimadamore@795 67
mcimadamore@795 68 public boolean hasNonSilentLint(LintCategory lint) {
mcimadamore@795 69 return nonSilentLintSet.contains(lint);
mcimadamore@795 70 }
mcimadamore@795 71
mcimadamore@795 72 public boolean hasLint(LintCategory lint) {
mcimadamore@795 73 return hasSilentLint(lint) ||
mcimadamore@795 74 hasNonSilentLint(lint);
mcimadamore@795 75 }
mcimadamore@795 76
mcimadamore@795 77 public void clear() {
mcimadamore@795 78 nonSilentLintSet.clear();
mcimadamore@795 79 silentLintSet.clear();
mcimadamore@795 80 this.warned = false;
mcimadamore@795 81 }
mcimadamore@795 82
duke@1 83 public Warner() {
duke@1 84 this(null);
duke@1 85 }
duke@1 86 }

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