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Groovy example source code file (TextArgWidgetFactory.groovy)

This example Groovy source code file (TextArgWidgetFactory.groovy) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Groovy tags/keywords

abstractfactory, class, gstring, illegalaccessexception, illegalaccessexception, instantiationexception, map, object, object, string, string, textargwidgetfactory, textargwidgetfactory

The Groovy TextArgWidgetFactory.groovy source code

/*
 * Copyright 2003-2007 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package groovy.swing.factory

import org.codehaus.groovy.runtime.InvokerHelper

/**
 *
 * @author Danno Ferrin
 */
public class TextArgWidgetFactory extends AbstractFactory {

    final Class klass;

    public TextArgWidgetFactory(Class klass) {
        this.klass = klass;
    }

    public Object newInstance(FactoryBuilderSupport builder, Object name, Object value, Map attributes) throws InstantiationException, IllegalAccessException {
        if (value instanceof GString) value = value as String
        if (FactoryBuilderSupport.checkValueIsTypeNotString(value, name, klass)) {
            return value;
        }

        Object widget = klass.newInstance();

        if (value instanceof String) {
            // this does not create property setting order issues, since the value arg precedes all attributes in the builder element
            InvokerHelper.setProperty(widget, "text", value);
        }

        return widget;
    }

}

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