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javaÌṩÁ˺ÜÇ¿´óµÄ·´Éä»úÖÆ£¬¿ÉÒÔ˵±È¶¯Ì¬ÓïÑÔ»¹¶¯Ì¬¡£µ«ÊÇÕâ¸ö¶«¶«Æ½Ê±µÄÓ¦Óò»ÊǺܶàµÄ˵¡£
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public class MyTools {
public static void setAllComponentsName(Object f) {
// »ñÈ¡f¶ÔÏó¶ÔÓ¦ÀàÖеÄËùÓÐÊôÐÔÓò
Field[] fields = f.getClass().getDeclaredFields();
for(int i = 0 , len = fields.length; i < len; i++) {
// ¶ÔÓÚÿ¸öÊôÐÔ£¬»ñÈ¡ÊôÐÔÃû
String varName = fields[i].getName();
try {
// »ñÈ¡Ô­À´µÄ·ÃÎÊ¿ØÖÆȨÏÞ
boolean accessFlag = fields[i].isAccessible();
// Ð޸ķÃÎÊ¿ØÖÆȨÏÞ
fields[i].setAccessible(true);
// »ñÈ¡ÔÚ¶ÔÏófÖÐÊôÐÔfields[i]¶ÔÓ¦µÄ¶ÔÏóÖеıäÁ¿
Object o = fields[i].get(f);
System.out.println("´«ÈëµÄ¶ÔÏóÖаüº¬Ò»¸öÈçϵıäÁ¿£º" + varName + " = " + o);
// »Ö¸´·ÃÎÊ¿ØÖÆȨÏÞ
fields[i].setAccessible(accessFlag);
} catch (IllegalArgumentException ex) {
ex.printStackTrace();
} catch (IllegalAccessException ex) {
ex.printStackTrace();
}
}
}
public static void main(String[] args)
{
// ²âÊÔ´úÂëÓÃÀ´»ñÈ¡Ò»¸öJLabelÖÐÉùÃûµÄËùÓеÄÊôÐÔÃûºÍÆäÊôÐÔ±äÁ¿
setAllComponentsName(new JLabel("²âÊÔ"));
}
}

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Object o = fields[i].get(f);Õâ¾äµÄ×÷ÓþÍÊÇÈ¡µÃ´«Èë¶ÔÏófÖÐÀàµÄÊôÐ


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