src/share/classes/com/sun/tools/javap/Context.java

Wed, 18 Jun 2008 16:53:08 -0700

author
jjg
date
Wed, 18 Jun 2008 16:53:08 -0700
changeset 52
3cb4fb6e0720
parent 46
7708bd6d800d
child 54
eaf608c64fec
permissions
-rw-r--r--

6715767: javap on java.lang.ClassLoader crashes
Reviewed-by: ksrini

     1 /*
     2  * Copyright 2007 Sun Microsystems, Inc.  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.  Sun designates this
     8  * particular file as subject to the "Classpath" exception as provided
     9  * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
    22  * CA 95054 USA or visit www.sun.com if you need additional information or
    23  * have any questions.
    24  */
    26 package com.sun.tools.javap;
    28 import java.util.HashMap;
    29 import java.util.Map;
    31 /*
    32  *  Class from which to put/get shared resources.
    33  *
    34  *  <p><b>This is NOT part of any API supported by Sun Microsystems.  If
    35  *  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 Context {
    40     public Context() {
    41        map = new HashMap<Class<?>, Object>();
    42     }
    44     @SuppressWarnings("unchecked")
    45     public <T> T get(Class<T> key) {
    46         return (T) map.get(key);
    47     }
    49     @SuppressWarnings("unchecked")
    50     public <T> T put(Class<T> key, T value) {
    51         return (T) map.put(key, value);
    52     }
    54     Map<Class<?>, Object> map;
    55 }

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