import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import java.util.HashMap;
import java.util.Map;
public class Util{
static final String GET = "get";
static final String IS = "is";
static final String SET = "set";
/**
* Gets the setters of a pojo as a map of {@link String} as key and
* {@link Method} as value.
*/
public static Map getSetterMethods(Class pojoClass)
{
HashMap methods = new HashMap();
fillSetterMethods(pojoClass, methods);
return methods;
}
private static void fillSetterMethods(Class pojoClass, Map baseMap)
{
if(pojoClass.getSuperclass()!=Object.class)
fillSetterMethods(pojoClass.getSuperclass(), baseMap);
Method[] methods = pojoClass.getDeclaredMethods();
for(int i=0; i {
Method m = methods[i];
if(!Modifier.isStatic(m.getModifiers()) && m.getParameterTypes().length==1 &&
m.getName().startsWith(SET) && Modifier.isPublic(m.getModifiers()))
{
baseMap.put(toProperty(SET.length(), m.getName()), m);
}
}
}
/**
* Converts a method name into a camel-case field name, starting from {@code start}.
*/
public static String toProperty(int start, String methodName)
{
char[] prop = new char[methodName.length()-start];
methodName.getChars(start, methodName.length(), prop, 0);
int firstLetter = prop[0];
prop[0] = (char)(firstLetter<91 ? firstLetter + 32 : firstLetter);
return new String(prop);
}
}