• file
• revisions
• annotate
• diff
• comparison
• raw

src/share/classes/com/sun/tools/javac/util/Warner.java@2eb010b6cb22 (annotated)

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

Thu, 31 Aug 2017 15:17:03 +0800

author

aoqi

date

Thu, 31 Aug 2017 15:17:03 +0800

changeset 2525

2eb010b6cb22

parent 1415

01c9d4161882

parent 0

959103a6100f

permissions

-rw-r--r--

merge

aoqi@0	1	/*
aoqi@0	2	* Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
aoqi@0	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0	4	*
aoqi@0	5	* This code is free software; you can redistribute it and/or modify it
aoqi@0	6	* under the terms of the GNU General Public License version 2 only, as
aoqi@0	7	* published by the Free Software Foundation. Oracle designates this
aoqi@0	8	* particular file as subject to the "Classpath" exception as provided
aoqi@0	9	* by Oracle in the LICENSE file that accompanied this code.
aoqi@0	10	*
aoqi@0	11	* This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0	12	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0	13	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0	14	* version 2 for more details (a copy is included in the LICENSE file that
aoqi@0	15	* accompanied this code).
aoqi@0	16	*
aoqi@0	17	* You should have received a copy of the GNU General Public License version
aoqi@0	18	* 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0	19	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0	20	*
aoqi@0	21	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0	22	* or visit www.oracle.com if you need additional information or have any
aoqi@0	23	* questions.
aoqi@0	24	*/
aoqi@0	25
aoqi@0	26	package com.sun.tools.javac.util;
aoqi@0	27
aoqi@0	28	import com.sun.tools.javac.code.Lint.LintCategory;
aoqi@0	29	import com.sun.tools.javac.util.JCDiagnostic.DiagnosticPosition;
aoqi@0	30	import java.util.EnumSet;
aoqi@0	31
aoqi@0	32	/**
aoqi@0	33	* An interface to support optional warnings, needed for support of
aoqi@0	34	* unchecked conversions and unchecked casts.
aoqi@0	35	*
aoqi@0	36	* <p><b>This is NOT part of any supported API.
aoqi@0	37	* If you write code that depends on this, you do so at your own risk.
aoqi@0	38	* This code and its internal interfaces are subject to change or
aoqi@0	39	* deletion without notice.</b>
aoqi@0	40	*/
aoqi@0	41	public class Warner {
aoqi@0	42
aoqi@0	43	private DiagnosticPosition pos = null;
aoqi@0	44	protected boolean warned = false;
aoqi@0	45	private EnumSet<LintCategory> nonSilentLintSet = EnumSet.noneOf(LintCategory.class);
aoqi@0	46	private EnumSet<LintCategory> silentLintSet = EnumSet.noneOf(LintCategory.class);
aoqi@0	47
aoqi@0	48	public DiagnosticPosition pos() {
aoqi@0	49	return pos;
aoqi@0	50	}
aoqi@0	51
aoqi@0	52	public void warn(LintCategory lint) {
aoqi@0	53	nonSilentLintSet.add(lint);
aoqi@0	54	}
aoqi@0	55
aoqi@0	56	public void silentWarn(LintCategory lint) {
aoqi@0	57	silentLintSet.add(lint);
aoqi@0	58	}
aoqi@0	59
aoqi@0	60	public Warner(DiagnosticPosition pos) {
aoqi@0	61	this.pos = pos;
aoqi@0	62	}
aoqi@0	63
aoqi@0	64	public boolean hasSilentLint(LintCategory lint) {
aoqi@0	65	return silentLintSet.contains(lint);
aoqi@0	66	}
aoqi@0	67
aoqi@0	68	public boolean hasNonSilentLint(LintCategory lint) {
aoqi@0	69	return nonSilentLintSet.contains(lint);
aoqi@0	70	}
aoqi@0	71
aoqi@0	72	public boolean hasLint(LintCategory lint) {
aoqi@0	73	return hasSilentLint(lint) ||
aoqi@0	74	hasNonSilentLint(lint);
aoqi@0	75	}
aoqi@0	76
aoqi@0	77	public void clear() {
aoqi@0	78	nonSilentLintSet.clear();
aoqi@0	79	silentLintSet.clear();
aoqi@0	80	this.warned = false;
aoqi@0	81	}
aoqi@0	82
aoqi@0	83	public Warner() {
aoqi@0	84	this(null);
aoqi@0	85	}
aoqi@0	86	}