/*
 * Copyright 2004 - 2011 Brian McCallister
 *
 * 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 org.skife.jdbi.v2;

import org.skife.jdbi.v2.tweak.ResultSetMapper;

import java.beans.BeanInfo;
import java.beans.IntrospectionException;
import java.beans.Introspector;
import java.beans.PropertyDescriptor;
import java.lang.reflect.InvocationTargetException;
import java.math.BigDecimal;
import java.sql.ResultSet;
import java.sql.ResultSetMetaData;
import java.sql.SQLException;
import java.sql.Time;
import java.sql.Timestamp;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;

/**
 * A result set mapper which maps the fields in a statement into a JavaBean. This uses
 * the JDK's built in bean mapping facilities, so it does not support nested properties.
 */
public class BeanMapper<T> implements ResultSetMapper<T>
{
    private final Class<T> type;
	private final Map<String, PropertyDescriptor> properties = new HashMap<String, PropertyDescriptor>();

	public BeanMapper(Class<T> type)
    {
        this.type = type;
        try
        {
            BeanInfo info = Introspector.getBeanInfo(type);

			for (PropertyDescriptor descriptor : info.getPropertyDescriptors())
			{
				properties.put(descriptor.getName().toLowerCase(), descriptor);
			}
		}
        catch (IntrospectionException e)
        {
            throw new IllegalArgumentException(e);
        }
	}

	public T map(int row, ResultSet rs, StatementContext ctx)
			throws SQLException
	{
		T bean;
        try
        {
            bean = type.newInstance();
        }
        catch (Exception e)
        {
            throw new IllegalArgumentException(String.format("A bean, %s, was mapped " +
                                                             "which was not instantiable", type.getName()),
                                               e);
        }

		ResultSetMetaData metadata = rs.getMetaData();

		for (int i = 1; i <= metadata.getColumnCount(); ++i) {
			String name = metadata.getColumnName(i).toLowerCase();

			PropertyDescriptor descriptor = properties.get(name);

			if (descriptor != null) {
				Class<?> type = descriptor.getPropertyType();

				Object value;

				if (type.isAssignableFrom(Boolean.class) || type.isAssignableFrom(boolean.class)) {
					value = rs.getBoolean(i);
				}
				else if (type.isAssignableFrom(Byte.class) || type.isAssignableFrom(byte.class)) {
					value = rs.getByte(i);
				}
				else if (type.isAssignableFrom(Short.class) || type.isAssignableFrom(short.class)) {
					value = rs.getShort(i);
				}
				else if (type.isAssignableFrom(Integer.class) || type.isAssignableFrom(int.class)) {
					value = rs.getInt(i);
				}
				else if (type.isAssignableFrom(Long.class) || type.isAssignableFrom(long.class)) {
					value = rs.getLong(i);
				}
				else if (type.isAssignableFrom(Float.class) || type.isAssignableFrom(float.class)) {
					value = rs.getFloat(i);
				}
				else if (type.isAssignableFrom(Double.class) || type.isAssignableFrom(double.class)) {
					value = rs.getDouble(i);
				}
				else if (type.isAssignableFrom(BigDecimal.class)) {
					value = rs.getBigDecimal(i);
				}
				else if (type.isAssignableFrom(Timestamp.class)) {
					value = rs.getTimestamp(i);
				}
				else if (type.isAssignableFrom(Time.class)) {
					value = rs.getTime(i);
				}
				else if (type.isAssignableFrom(Date.class)) {
					value = rs.getDate(i);
				}
				else if (type.isAssignableFrom(String.class)) {
					value = rs.getString(i);
				}
				else {
					value = rs.getObject(i);
				}

				if (rs.wasNull() && !type.isPrimitive()) {
					value = null;
				}

				try
				{
					descriptor.getWriteMethod().invoke(bean, value);
				}
				catch (IllegalAccessException e)
				{
					throw new IllegalArgumentException(String.format("Unable to access setter for " +
																	 "property, %s", name), e);
				}
				catch (InvocationTargetException e)
				{
					throw new IllegalArgumentException(String.format("Invocation target exception trying to " +
																	 "invoker setter for the %s property", name), e);
				}
        catch (NullPointerException e)
        {
          throw new IllegalArgumentException(String.format("No appropriate method to " +
                                   "write value %s ", value.toString()), e);
        }

			}
		}

        return bean;
	}
}


@@ -2512,20 +2512,21 @@
 etColumn
-Name
+Label
 (i).toLo

use getColumnLabel instead of getColumnName