0N/A/*
797N/A * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
0N/A *
0N/A * This code is free software; you can redistribute it and/or modify it
0N/A * under the terms of the GNU General Public License version 2 only, as
553N/A * published by the Free Software Foundation. Oracle designates this
0N/A * particular file as subject to the "Classpath" exception as provided
553N/A * by Oracle in the LICENSE file that accompanied this code.
0N/A *
0N/A * This code is distributed in the hope that it will be useful, but WITHOUT
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
0N/A * You should have received a copy of the GNU General Public License version
0N/A * 2 along with this work; if not, write to the Free Software Foundation,
0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
0N/A *
553N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
553N/A * or visit www.oracle.com if you need additional information or have any
553N/A * questions.
0N/A */
0N/A
0N/Apackage com.sun.tools.javac.util;
0N/A
794N/Aimport com.sun.tools.javac.code.Lint.LintCategory;
0N/Aimport com.sun.tools.javac.util.JCDiagnostic.DiagnosticPosition;
794N/Aimport java.util.EnumSet;
0N/A
0N/A/**
0N/A * An interface to support optional warnings, needed for support of
0N/A * unchecked conversions and unchecked casts.
0N/A *
580N/A * <p><b>This is NOT part of any supported API.
332N/A * If you write code that depends on this, you do so at your own risk.
332N/A * This code and its internal interfaces are subject to change or
332N/A * deletion without notice.</b>
0N/A */
0N/Apublic class Warner {
0N/A public static final Warner noWarnings = new Warner();
0N/A
0N/A private DiagnosticPosition pos = null;
794N/A protected boolean warned = false;
794N/A private EnumSet<LintCategory> nonSilentLintSet = EnumSet.noneOf(LintCategory.class);
794N/A private EnumSet<LintCategory> silentLintSet = EnumSet.noneOf(LintCategory.class);
0N/A
0N/A public DiagnosticPosition pos() {
0N/A return pos;
0N/A }
0N/A
794N/A public void warn(LintCategory lint) {
794N/A nonSilentLintSet.add(lint);
0N/A }
794N/A
794N/A public void silentWarn(LintCategory lint) {
794N/A silentLintSet.add(lint);
0N/A }
0N/A
0N/A public Warner(DiagnosticPosition pos) {
0N/A this.pos = pos;
0N/A }
0N/A
794N/A public boolean hasSilentLint(LintCategory lint) {
794N/A return silentLintSet.contains(lint);
794N/A }
794N/A
794N/A public boolean hasNonSilentLint(LintCategory lint) {
794N/A return nonSilentLintSet.contains(lint);
794N/A }
794N/A
794N/A public boolean hasLint(LintCategory lint) {
794N/A return hasSilentLint(lint) ||
794N/A hasNonSilentLint(lint);
794N/A }
794N/A
794N/A public void clear() {
794N/A nonSilentLintSet.clear();
794N/A silentLintSet.clear();
794N/A this.warned = false;
794N/A }
794N/A
0N/A public Warner() {
0N/A this(null);
0N/A }
0N/A}