io.graphenee.vaadin.converter.BeanFaultToBeanConverter Maven / Gradle / Ivy

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Set of useful Vaadin prebuilt components, views and UIs.

There is a newer version: 1.0.1

/*******************************************************************************
 * Copyright (c) 2016, 2018 Farrukh Ijaz
 *
 * 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 io.graphenee.vaadin.converter;

import java.util.Locale;

import com.vaadin.data.util.converter.Converter;

import io.graphenee.core.model.BeanFault;
import io.graphenee.core.util.KeyValueWrapper;

public class BeanFaultToBeanConverter implements Converter> {

	private static final long serialVersionUID = 1L;
	private String idProperty;
	private Class typeOfT;

	public BeanFaultToBeanConverter(Class typeOfT) {
		this(typeOfT, "oid");
	}

	public BeanFaultToBeanConverter(Class typeOfT, String idProperty) {
		this.typeOfT = typeOfT;
		this.idProperty = idProperty;
	}

	@Override
	public BeanFault convertToModel(T value, Class> targetType, Locale locale)
			throws com.vaadin.data.util.converter.Converter.ConversionException {
		if (value == null)
			return null;
		ID id = (ID) new KeyValueWrapper(value).valueForKeyPath(idProperty);
		BeanFault beanFault = BeanFault.beanFault(id, value);
		return beanFault;
	}

	@Override
	public T convertToPresentation(BeanFault value, Class targetType, Locale locale) throws com.vaadin.data.util.converter.Converter.ConversionException {
		if (value == null)
			return null;
		return value.getBean();
	}

	@SuppressWarnings("unchecked")
	@Override
	public Class> getModelType() {
		return (Class>) BeanFault.nullFault().getClass();
	}

	@Override
	public Class getPresentationType() {
		return typeOfT;
	}

}