停止跟踪项目文件

david-PC\david

2018-06-12 cc7f57619fd09f68582b748a3580402717b84c50

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package frame.persist.loader;
 
import java.sql.ResultSet;
import java.util.ArrayList;
import java.util.List;
 
import frame.data.meta.Field;
import frame.data.reader.EntityReaderContainer;
import frame.data.reader.ObjectReader;
 
public class ListLoader<T> extends DataLoader {
 
    protected static EntityReaderContainer objectReaderContainer;
    private Class<T> clazz;
    private ObjectReader objectReader;
    private List<T> list;
    
    static {
        objectReaderContainer = EntityReaderContainer.getInstance();
    }
 
    public ListLoader(String tableName, Class<T> clazz) throws Exception {
        super(tableName);
        
        this.clazz = clazz;
        objectReader = objectReaderContainer.getObjectReader(clazz);
    }
    
    @Override 
    protected void loadData(ResultSet rslt) throws Exception {
        list = new ArrayList<T>();
        
        List<Field> fields = entityMeta.getFields();
        T object; int size = fields.size(); String name;
        
        while (rslt.next()) {
            object = clazz.newInstance();
            list.add(object);
            
            for (int i = 1; i <= size; i++) {
                Field field = fields.get(i);
                name = field.getName();
                
                if (objectReader.containsProperty(name)) {
                    Object value = rslt.getObject(i);
                    objectReader.setData(name, value, object);
                }
            }
        }
    }
 
    public List<T> getList() {
        return list;
    }
 
}