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/*
* Copyright (c) 2011, 2018, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package vm.share.options;
import java.util.Map;
import java.util.HashMap;
import java.lang.reflect.Field;
import nsk.share.TestBug;
/**
* This is a "value" class for holding information about the defined options.
*/
public final class OptionDefinition {
private static final Map<String, OptionObjectFactory> factories = new HashMap<String, OptionObjectFactory>();
private String prefix;
private String name;
private String description;
private String defaultValue;
private Class<? extends OptionObjectFactory> factory;
private Field field;
private Object owner;
public OptionDefinition(String prefix, String name, String description, String defaultValue, Class<? extends OptionObjectFactory> factory, Field field, Object owner) {
this.prefix = prefix;
this.name = name;
this.description = description;
this.defaultValue = defaultValue;
this.factory = factory;
this.field = field;
this.owner = owner;
}
public String getPrefix() {
return prefix;
}
public String getName() {
return name;
}
public String getFullName() {
if (prefix != null)
return prefix + "." + name;
else
return name;
}
public Field getField() {
return field;
}
public Object getOwner() {
return owner;
}
public String getDescription() {
if (hasFactory())
if (description == null)
return getFactory().getDescription();
return description;
}
public String getDefaultValue() {
if (hasFactory())
if (defaultValue == null)
return getFactory().getDefaultValue();
return defaultValue;
}
public boolean hasFactory() {
return factory != null;
}
public String getPlaceHolder() {
if (hasFactory())
return getFactory().getPlaceholder();
else
return getField().getType().toString();
}
public synchronized OptionObjectFactory getFactory() {
if (factory == null)
throw new TestBug("Called getFactory() on OptionDefinition with unset factory");
OptionObjectFactory factory = factories.get(this.factory);
if (factory == null) {
try {
factory = this.factory.newInstance();
} catch (InstantiationException ex) {
throw new TestBug("Failed to instantiate factory " + this.factory, ex);
} catch (IllegalAccessException ex) {
throw new TestBug("Failed to instantiate factory " + this.factory, ex);
}
}
return factory;
}
public String toString() {
return "Option " + name + " field " + field + " object " + owner;
}
}
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