import java.lang.reflect.*;
public class ReflectTest
{
    private StringBuffer reflect = new StringBuffer();
    private Method[] methods = null;
    private Field[] fields = null;
    private Class class = null;
    public ReflectTest(String classPath)
    {
 this.class =  Class.forName(classPath);
    }
   
    public Class getClass()
    {
 reflect.append("className : "+this.class.getName()+" Modifier : "+Modifier.toString(this.class.getModifier()));
 return this.class;
    }
    public void setMethods(Class cl)
    {
        this.methods = cl.getDeclaredMethod();
    }
   
    public  Method[] getMethod()
    {       
        Method method = null;
        String methodName = "":
        Class returnType = "";
       
        int methodSize = method.length;
        for(int idx=0;idx < methodSize;idx++)
        {  
           method = this.methods[idx];
           methodName = method.getName();  // 메소드명
           returnType = method.getReturnType();   // 메소드 리턴타입
           reflect.append("idx : "+idx+" methodName : "+methodName+" returnType : "+returnType.getName()+" Modifier : "+Modifier.toString(method.getModifiers())+"  \n");
// method.getModifiers() : 메소드의 modifier  (숫자로 나온다.)
// Modifier.toString(int modifiered) : 숫자로 나온 modifier를 문자로 바꿔준다. 

    public Class[] paramTypes = method.getParameterTypes(); // 메소드 파라메터
           int paramLength = paramTypes.length;
            for(int paramIdx = 0; paramIdx < paramLength; paramIdx++) {  
                if ( paramIdx> 0)  
                    reflect.append(", ");  
               reflect.append(paramIdx+" paramType : "+paramTypes[paramIdx].getName());
               if(paramIdx == paramLength-1)
               reflect.append(" \n");
            }           
        }
        return this.methods;
    }
   
    public void setField(Class cl)
    {
        this.fields = cl.getDeclaredField();
    }       
   
    public Field[] getField()
   {
        String fieldName = "";
        String fieldType = "";
        Field field = null;
        int fieldSize = this.fields.length;
        for(int idx = 0 ; idx < fieldSize; idx++)
       {
            field = fields[idx];
            fieldName = field.getName();
            fieldType = field.getType();
            reflect.append("FieldName : "+fieldName+" FieldType : "+fieldType+" \n");       
       }
    }
   
    pubic String toString(){
        return this.reflect.toString();
    }
}