121 lines
4.3 KiB
Java
121 lines
4.3 KiB
Java
/*
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* Copyright (c) 2011, 2018, 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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package vm.share.options;
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import java.util.Map;
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import java.util.HashMap;
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import java.lang.reflect.Field;
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import nsk.share.TestBug;
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/**
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* This is a "value" class for holding information about the defined options.
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*/
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public final class OptionDefinition {
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private static final Map<String, OptionObjectFactory> factories = new HashMap<String, OptionObjectFactory>();
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private String prefix;
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private String name;
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private String description;
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private String defaultValue;
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private Class<? extends OptionObjectFactory> factory;
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private Field field;
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private Object owner;
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public OptionDefinition(String prefix, String name, String description, String defaultValue, Class<? extends OptionObjectFactory> factory, Field field, Object owner) {
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this.prefix = prefix;
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this.name = name;
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this.description = description;
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this.defaultValue = defaultValue;
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this.factory = factory;
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this.field = field;
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this.owner = owner;
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}
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public String getPrefix() {
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return prefix;
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}
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public String getName() {
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return name;
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}
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public String getFullName() {
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if (prefix != null)
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return prefix + "." + name;
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else
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return name;
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}
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public Field getField() {
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return field;
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}
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public Object getOwner() {
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return owner;
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}
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public String getDescription() {
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if (hasFactory())
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if (description == null)
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return getFactory().getDescription();
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return description;
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}
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public String getDefaultValue() {
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if (hasFactory())
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if (defaultValue == null)
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return getFactory().getDefaultValue();
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return defaultValue;
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}
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public boolean hasFactory() {
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return factory != null;
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}
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public String getPlaceHolder() {
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if (hasFactory())
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return getFactory().getPlaceholder();
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else
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return getField().getType().toString();
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}
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public synchronized OptionObjectFactory getFactory() {
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if (factory == null)
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throw new TestBug("Called getFactory() on OptionDefinition with unset factory");
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OptionObjectFactory factory = factories.get(this.factory);
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if (factory == null) {
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try {
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factory = this.factory.newInstance();
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} catch (InstantiationException ex) {
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throw new TestBug("Failed to instantiate factory " + this.factory, ex);
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} catch (IllegalAccessException ex) {
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throw new TestBug("Failed to instantiate factory " + this.factory, ex);
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}
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}
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return factory;
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}
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public String toString() {
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return "Option " + name + " field " + field + " object " + owner;
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}
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}
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