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Java代碼

/**
* java反射bean的get方法
*
* @param objectClass
* @param fieldName
* @return
*/
@SuppressWarnings("unchecked")
public static Method getGetMethod(Class objectClass, String fieldName) {
StringBuffer sb = new StringBuffer();
sb.append("get");
sb.append(fieldName.substring(0, 1).toUpperCase());
sb.append(fieldName.substring(1));
try {
return objectClass.getMethod(sb.toString());
} catch (Exception e) {
}
return null;
}

 /*** java反射bean的get方法** @param objectClass* @param fieldName* @return*/@SuppressWarnings("unchecked")public static Method getGetMethod(Class objectClass, String fieldName) {StringBuffer sb = new StringBuffer();sb.append("get");sb.append(fieldName.substring(0, 1).toUpperCase());sb.append(fieldName.substring(1));try {return objectClass.getMethod(sb.toString());} catch (Exception e) {}return null;}

Java代碼

/**
* java反射bean的set方法
*
* @param objectClass
* @param fieldName
* @return
*/
@SuppressWarnings("unchecked")
public static Method getSetMethod(Class objectClass, String fieldName) {
try {
Class[] parameterTypes = new Class[1];
Field field = objectClass.getDeclaredField(fieldName);
parameterTypes[0] = field.getType();
StringBuffer sb = new StringBuffer();
sb.append("set");
sb.append(fieldName.substring(0, 1).toUpperCase());
sb.append(fieldName.substring(1));
Method method = objectClass.getMethod(sb.toString(), parameterTypes);
return method;
} catch (Exception e) {
e.printStackTrace();
}
return null;
}

/*** java反射bean的set方法** @param objectClass* @param fieldName* @return*/@SuppressWarnings("unchecked")public static Method getSetMethod(Class objectClass, String fieldName) {try {Class[] parameterTypes = new Class[1];Field field = objectClass.getDeclaredField(fieldName);parameterTypes[0] = field.getType();StringBuffer sb = new StringBuffer();sb.append("set");sb.append(fieldName.substring(0, 1).toUpperCase());sb.append(fieldName.substring(1));Method method = objectClass.getMethod(sb.toString(), parameterTypes);return method;} catch (Exception e) {e.printStackTrace();}return null;}

Java代碼

/**
* 執行set方法
*
* @param o 執行對象
* @param fieldName 屬性
* @param value 值
*/
public static void invokeSet(Object o, String fieldName, Object value) {
Method method = getSetMethod(o.getClass(), fieldName);
try {
method.invoke(o, new Object[] { value });
} catch (Exception e) {
e.printStackTrace();
}
}
/**
* 執行g(shù)et方法
*
* @param o 執行對象
* @param fieldName 屬性
*/
public static Object invokeGet(Object o, String fieldName) {
Method method = getGetMethod(o.getClass(), fieldName);
try {
return method.invoke(o, new Object[0]);
} catch (Exception e) {
e.printStackTrace();
}
return null;
}

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