com.blackbear.flatworm.PropertyUtilsMappingStrategy.java Source code

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Here is the source code for com.blackbear.flatworm.PropertyUtilsMappingStrategy.java

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/**
 * Flatworm - A Java Flat File Importer Copyright (C) 2004 James M. Turner Extended by James Lawrence - 2005
 * 
 * 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 com.blackbear.flatworm;

import java.lang.reflect.InvocationTargetException;
import java.util.Map;

import org.apache.commons.beanutils.PropertyUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

import com.blackbear.flatworm.errors.FlatwormConversionException;

/**
 * The default BeanMappingStrategy. Uses Jakarta Commons PropertyUtils to map
 * the raw input data into the specified beans.
 * 
 * @author Dave Derry
 * 
 */
public class PropertyUtilsMappingStrategy implements BeanMappingStrategy {
    private static Log log = LogFactory.getLog(PropertyUtilsMappingStrategy.class);

    @Override
    public void mapBean(Object bean, String beanName, String property, Object value,
            Map<String, ConversionOption> conv) throws FlatwormConversionException {
        try {
            ConversionOption option = conv.get("append");
            if (option != null && "true".equalsIgnoreCase(option.getValue())) {
                Object currentValue = PropertyUtils.getProperty(bean, property);
                if (currentValue != null)
                    value = currentValue.toString() + value;
            }
            PropertyUtils.setProperty(bean, property, value);
        } catch (IllegalAccessException e) {
            log.error("While running set property method for " + beanName + "." + property + "with value '" + value
                    + "'", e);
            throw new FlatwormConversionException("Setting field " + beanName + "." + property);
        } catch (InvocationTargetException e) {
            log.error("While running set property method for " + beanName + "." + property + "with value '" + value
                    + "'", e);
            throw new FlatwormConversionException("Setting field " + beanName + "." + property);
        } catch (NoSuchMethodException e) {
            log.error("While running set property method for " + beanName + "." + property + "with value '" + value
                    + "'", e);
            throw new FlatwormConversionException("Setting field " + beanName + "." + property);
        }
    }
}