jp.primecloud.auto.ui.mock.XmlDataLoader.java Source code

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Here is the source code for jp.primecloud.auto.ui.mock.XmlDataLoader.java

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/*
 * Copyright 2014 by SCSK Corporation.
 * 
 * This file is part of PrimeCloud Controller(TM).
 * 
 * PrimeCloud Controller(TM) is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2 of the License, or
 * (at your option) any later version.
 * 
 * PrimeCloud Controller(TM) 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 for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with PrimeCloud Controller(TM). If not, see <http://www.gnu.org/licenses/>.
 */
package jp.primecloud.auto.ui.mock;

import java.math.BigDecimal;
import java.math.BigInteger;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.apache.commons.beanutils.BeanUtils;
import org.apache.commons.beanutils.ConvertUtils;
import org.apache.commons.beanutils.converters.BigDecimalConverter;
import org.apache.commons.beanutils.converters.BigIntegerConverter;
import org.apache.commons.beanutils.converters.BooleanConverter;
import org.apache.commons.beanutils.converters.ByteConverter;
import org.apache.commons.beanutils.converters.CharacterConverter;
import org.apache.commons.beanutils.converters.DoubleConverter;
import org.apache.commons.beanutils.converters.FloatConverter;
import org.apache.commons.beanutils.converters.IntegerConverter;
import org.apache.commons.beanutils.converters.LongConverter;
import org.apache.commons.beanutils.converters.ShortConverter;
import org.apache.commons.configuration.HierarchicalConfiguration.Node;
import org.apache.commons.configuration.XMLConfiguration;
import org.apache.commons.configuration.tree.ConfigurationNode;

/**
 * <p>
 * TODO: 
 * </p>
 *
 */
public class XmlDataLoader {

    static {
        ConvertUtils.deregister();
        ConvertUtils.register(new BigDecimalConverter(null), BigDecimal.class);
        ConvertUtils.register(new BigIntegerConverter(null), BigInteger.class);
        ConvertUtils.register(new BooleanConverter(null), Boolean.class);
        ConvertUtils.register(new ByteConverter(null), Byte.class);
        ConvertUtils.register(new CharacterConverter(null), Character.class);
        ConvertUtils.register(new DoubleConverter(null), Double.class);
        ConvertUtils.register(new FloatConverter(null), Float.class);
        ConvertUtils.register(new IntegerConverter(null), Integer.class);
        ConvertUtils.register(new LongConverter(null), Long.class);
        ConvertUtils.register(new ShortConverter(null), Short.class);
    }

    public static <T> List<T> getData(String filename, Class<T> clazz) {
        try {
            XMLConfiguration config = new XMLConfiguration(filename);
            ConfigurationNode o = config.getRootNode();
            List<T> result = new ArrayList<T>();
            List<?> list = o.getChildren();
            for (Object row : list) {
                Map<String, Object> map = new HashMap<String, Object>();
                for (Object field : ((Node) row).getChildren()) {
                    Object name = ((Node) ((Node) field).getAttributes().get(0)).getValue();
                    Object value = ((Node) field).getValue();
                    map.put(toCamelCase((String) name), value);
                }
                T c = clazz.newInstance();
                BeanUtils.populate(c, map);
                result.add(c);
            }
            return result;
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }

    public static String toCamelCase(String s) {
        String[] parts = s.split("_");
        String camelCaseString = "";
        for (String part : parts) {
            camelCaseString = camelCaseString + toProperCase(part);
        }
        return camelCaseString.substring(0, 1).toLowerCase() + camelCaseString.substring(1);
    }

    static String toProperCase(String s) {
        return s.substring(0, 1).toUpperCase() + s.substring(1).toLowerCase();
    }

}