EditorPropertyWidgetFactory.java

/*******************************************************************************
 * Copyright (c) 2012-2017 Codenvy, S.A.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *   Codenvy, S.A. - initial API and implementation
 *******************************************************************************/
package org.eclipse.che.ide.editor.preferences.editorproperties.property;

import com.google.gwt.json.client.JSONValue;
import com.google.inject.Singleton;

import javax.validation.constraints.NotNull;

/**
 * The factory which creates instances of {@link EditorPropertyWidget}.
 *
 * @author Roman Nikitenko
 */
@Singleton
public class EditorPropertyWidgetFactory {

    /**
     * Creates one of implementations of {@link EditorPropertyWidget}.
     *
     * @return  an instance of {@link EditorPropertyWidget}
     */
    public EditorPropertyWidget create(@NotNull String propertyName, @NotNull JSONValue value) {
        if (value.isBoolean() != null) {
            return new EditorBooleanPropertyWidget(propertyName, value.isBoolean().booleanValue());
        }

        if (value.isNumber() != null) {
            Double doubleValue = value.isNumber().doubleValue();
            return new EditorNumberPropertyWidget(propertyName, doubleValue.intValue());
        }
        return new EditorStringPropertyWidget(propertyName, value.toString());
    }
}