package org.lcsim.plugin.browser;
   
   import java.lang.reflect.Method;
   
   import javax.swing.table.AbstractTableModel;
   import java.util.List;
   import org.lcsim.event.EventHeader.LCMetaData;
   
   /**
   *
   * @author tonyj
   */
  abstract class GenericTableModel extends AbstractTableModel implements EventBrowserTableModel
  {
     private List data;
     private String[] columns;
     private Class klass;
  
     GenericTableModel(Class beanClass, String[] columns)
     {
        this.columns =columns;
        this.klass = beanClass;
     }
     public boolean canDisplay(Class c)
     {
        return klass.isAssignableFrom(c);
     }
     public void setData(LCMetaData meta, List data)
     {
        this.data = data;
        fireTableDataChanged();
     }
     public int getRowCount()
     {
        return data == null ? 0 : data.size();
     }
     public int getColumnCount()
     {
        return columns.length;
     }
     public String getColumnName(int index)
     {
        return columns[index];
     }
     public Class getColumnClass(int index)
     {
        try
        {
           String name = columns[index];
           Method m = klass.getMethod("get"+name,(Class[]) null);
           Class returnType = m.getReturnType();
           if (returnType.isPrimitive())
           {
              if (returnType == Integer.TYPE) return Integer.class;
              if (returnType == Short.TYPE) return Short.class;
              if (returnType == Long.TYPE) return Long.class;
              if (returnType == Double.TYPE) return Double.class;
              if (returnType == Float.TYPE) return Float.class;
              if (returnType == Byte.TYPE) return Byte.class;
              if (returnType == Character.TYPE) return Character.class;
              if (returnType == Boolean.TYPE) return Boolean.class;
           }
           return returnType;
        }
        catch (Throwable t)
        {
           return Throwable.class;
        }
     }
     protected Object getData(int row)
     {
        return data.get(row);
     }
     public Object getValueAt(int row, int column)
     {
        try
        {
           Object bean = getData(row);
           String name = columns[column];
           Method m = klass.getMethod("get"+name,(Class[]) null);
           return m.invoke(bean,(Object[]) null);
        }
        catch (Throwable t)
        {
           return t;
        }
     }
  }