// Copyright 2012 Citrix Systems, Inc. Licensed under the
// Apache License, Version 2.0 (the "License"); you may not use this
// file except in compliance with the License.  Citrix Systems, Inc.
// reserves all rights not expressly granted by 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.
// 
// Automatically generated by addcopyright.py at 04/03/2012
package com.cloud.utils.db;

import java.lang.reflect.Field;

public class Select<S, T> {
    QueryBuilder<S,T> _builder;
    Class<T> _clazz;
    Attribute _attr;
    String _as;
    Field _field;
    
    protected Select(QueryBuilder<S, T> builder, Class<T> clazz, Attribute attr) {
        _builder = builder;
        _clazz = clazz;
        _attr = attr;
    }
    
    public QueryBuilder<S, T> into(String fieldName) {
        if (fieldName != null) {
            try {
                _field = _clazz.getDeclaredField(fieldName);
                _field.setAccessible(true);
            } catch (SecurityException e) {
                throw new RuntimeException("Unable to find " + fieldName + " in " + _clazz.getName(), e);
            } catch (NoSuchFieldException e) {
                throw new RuntimeException("Unable to find " + fieldName + " in " + _clazz.getName(), e);
            }
        }
        return _builder;
    }
    
    public QueryBuilder<S, T> as(String as) {
        _as = as;
        return _builder;
    }
}