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

Thu, 10 Jun 2010 09:29:23 +0100

author
mcimadamore
date
Thu, 10 Jun 2010 09:29:23 +0100
changeset 580
46cf751559ae
parent 554
9d9f26857129
child 581
f2fdd52e4e87
permissions
-rw-r--r--

6945418: Project Coin: Simplified Varargs Method Invocation
Summary: Add new mandatory warning for unsafe vararg method declaration. Warning can be suppressed as usual (@SuppressWarnings("varargs")/-Xlint:-varargs)
Reviewed-by: jjg, darcy

     1 /*
     2  * Copyright (c) 2003, 2006, Oracle and/or its affiliates. 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.  Oracle designates this
     8  * particular file as subject to the "Classpath" exception as provided
     9  * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
    22  * or visit www.oracle.com if you need additional information or have any
    23  * questions.
    24  */
    26 package com.sun.tools.javac.util;
    28 import com.sun.tools.javac.util.JCDiagnostic.DiagnosticPosition;
    30 /**
    31  * An interface to support optional warnings, needed for support of
    32  * unchecked conversions and unchecked casts.
    33  *
    34  * <p><b>This is NOT part of any API supported by Sun Microsystems.
    35  * If you write code that depends on this, you do so at your own risk.
    36  * This code and its internal interfaces are subject to change or
    37  * deletion without notice.</b>
    38  */
    39 public class Warner {
    40     public static final Warner noWarnings = new Warner();
    42     private DiagnosticPosition pos = null;
    43     public boolean warned = false;
    44     public boolean unchecked = false;
    46     public DiagnosticPosition pos() {
    47         return pos;
    48     }
    50     public void warnUnchecked() {
    51         warned = true;
    52         unchecked = true;
    53     }
    54     public void silentUnchecked() {
    55         unchecked = true;
    56     }
    58     public Warner(DiagnosticPosition pos) {
    59         this.pos = pos;
    60     }
    62     public Warner() {
    63         this(null);
    64     }
    65 }

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