e04e052889
Changed the Logger catalog cache to use WeakReference<ResourceBundle> Reviewed-by: lancea, mchung, naoto
56 lines
2.1 KiB
Java
56 lines
2.1 KiB
Java
/*
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* Copyright (c) 2020, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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import java.util.Collections;
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import java.util.Enumeration;
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import java.util.ResourceBundle;
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import java.util.Map;
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import java.util.concurrent.ConcurrentHashMap;
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public class MyBundle extends ResourceBundle {
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Map<String, String> mapping = new ConcurrentHashMap<>();
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/**
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* Gets an object for the given key from this resource bundle.
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* Returns null if this resource bundle does not contain an
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* object for the given key.
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*
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* @param key the key for the desired object
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* @throws NullPointerException if {@code key} is {@code null}
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* @return the object for the given key, or null
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*/
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protected Object handleGetObject(String key) {
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return mapping.computeIfAbsent(key,
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(k) -> k + "-" + System.identityHashCode(this.getClass().getClassLoader()));
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}
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/**
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* Returns an enumeration of the keys.
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*
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* @return an {@code Enumeration} of the keys contained in
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* this {@code ResourceBundle} and its parent bundles.
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*/
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public Enumeration<String> getKeys() {
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return Collections.enumeration(mapping.keySet());
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}
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}
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