| /* |
| * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package com.sun.tools.javac.util; |
| |
| import com.sun.tools.javac.code.Lint.LintCategory; |
| import com.sun.tools.javac.util.JCDiagnostic.DiagnosticPosition; |
| import java.util.EnumSet; |
| |
| /** |
| * An interface to support optional warnings, needed for support of |
| * unchecked conversions and unchecked casts. |
| * |
| * <p><b>This is NOT part of any supported API. |
| * If you write code that depends on this, you do so at your own risk. |
| * This code and its internal interfaces are subject to change or |
| * deletion without notice.</b> |
| */ |
| public class Warner { |
| |
| private DiagnosticPosition pos = null; |
| protected boolean warned = false; |
| private EnumSet<LintCategory> nonSilentLintSet = EnumSet.noneOf(LintCategory.class); |
| private EnumSet<LintCategory> silentLintSet = EnumSet.noneOf(LintCategory.class); |
| |
| public DiagnosticPosition pos() { |
| return pos; |
| } |
| |
| public void warn(LintCategory lint) { |
| nonSilentLintSet.add(lint); |
| } |
| |
| public void silentWarn(LintCategory lint) { |
| silentLintSet.add(lint); |
| } |
| |
| public Warner(DiagnosticPosition pos) { |
| this.pos = pos; |
| } |
| |
| public boolean hasSilentLint(LintCategory lint) { |
| return silentLintSet.contains(lint); |
| } |
| |
| public boolean hasNonSilentLint(LintCategory lint) { |
| return nonSilentLintSet.contains(lint); |
| } |
| |
| public boolean hasLint(LintCategory lint) { |
| return hasSilentLint(lint) || |
| hasNonSilentLint(lint); |
| } |
| |
| public void clear() { |
| nonSilentLintSet.clear(); |
| silentLintSet.clear(); |
| this.warned = false; |
| } |
| |
| public Warner() { |
| this(null); |
| } |
| } |