Here you can find the source of getTableCellRendererClass( Class propType)
public static Class<? extends TableCellRenderer> getTableCellRendererClass( Class propType)
//package com.java2s; import java.util.HashMap; import javax.swing.table.TableCellRenderer; public class Main { private static HashMap<Class, Class<? extends TableCellRenderer>> cellRendererClasses; public static Class<? extends TableCellRenderer> getTableCellRendererClass( Class propType) {/*from ww w . j av a 2 s . c om*/ return cellRendererClasses.get(propType); } }