96 lines
3.5 KiB
Java
96 lines
3.5 KiB
Java
/*
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* Copyright (c) 2009, 2012, 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. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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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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package com.sun.beans.finder;
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import com.sun.beans.WeakCache;
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import java.beans.PropertyEditor;
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import com.sun.beans.editors.BooleanEditor;
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import com.sun.beans.editors.ByteEditor;
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import com.sun.beans.editors.DoubleEditor;
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import com.sun.beans.editors.EnumEditor;
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import com.sun.beans.editors.FloatEditor;
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import com.sun.beans.editors.IntegerEditor;
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import com.sun.beans.editors.LongEditor;
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import com.sun.beans.editors.ShortEditor;
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/**
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* This is utility class that provides functionality
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* to find a {@link PropertyEditor} for a JavaBean specified by its type.
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*
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* @since 1.7
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*
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* @author Sergey A. Malenkov
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*/
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public final class PropertyEditorFinder
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extends InstanceFinder<PropertyEditor> {
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private static final String DEFAULT = "sun.beans.editors";
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private static final String DEFAULT_NEW = "com.sun.beans.editors";
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private final WeakCache<Class<?>, Class<?>> registry;
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public PropertyEditorFinder() {
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super(PropertyEditor.class, false, "Editor", DEFAULT);
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this.registry = new WeakCache<Class<?>, Class<?>>();
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this.registry.put(Byte.TYPE, ByteEditor.class);
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this.registry.put(Short.TYPE, ShortEditor.class);
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this.registry.put(Integer.TYPE, IntegerEditor.class);
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this.registry.put(Long.TYPE, LongEditor.class);
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this.registry.put(Boolean.TYPE, BooleanEditor.class);
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this.registry.put(Float.TYPE, FloatEditor.class);
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this.registry.put(Double.TYPE, DoubleEditor.class);
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}
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public void register(Class<?> type, Class<?> editor) {
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synchronized (this.registry) {
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this.registry.put(type, editor);
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}
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}
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@Override
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public PropertyEditor find(Class<?> type) {
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Class<?> predefined;
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synchronized (this.registry) {
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predefined = this.registry.get(type);
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}
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PropertyEditor editor = instantiate(predefined, null);
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if (editor == null) {
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editor = super.find(type);
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if ((editor == null) && (null != type.getEnumConstants())) {
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editor = new EnumEditor(type);
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}
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}
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return editor;
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}
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@Override
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protected PropertyEditor instantiate(Class<?> type, String prefix, String name) {
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return super.instantiate(type, DEFAULT.equals(prefix) ? DEFAULT_NEW : prefix, name);
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}
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}
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