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java - 如何在 Java 中模拟随机机器人按键?

转载 作者:行者123 更新时间:2023-12-02 02:50:25 26 4
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我正在用 Selenium 制作某种机器人。有一点我想用机器人类模拟随机 KeyPress 和 KeyRelease 。这将是我声明的随机字符串。我想要这个的原因是因为我选择一个下拉菜单,然后我想在每次机器人启动时随机选择一个选项。这是我走了多远:

 Random r = new Random();
String alphabet = "abcdfhijlnpsu".toUpperCase();

Robot robot = new Robot();

robot.keyPress(KeyEvent.HERE I WANT TO SIMULATE RANDOM KEY PRESS FROM STRING alphabet);
robot.keyRelease(KeyEvent.HERE I WANT TO RELEASE A PREVIOUSLY PRESSED BUTTON THAT WAS RANDOMLY CHOOSEN);

最佳答案

 String s = "foobar42"; //Target String
int l = (int)(Math.random()*s.length());
char ch = s.charAt(l); //ch will be a random character from given String

上面的行可以替换为给定的行

int l = new Random().nextInt(s.length());

更新:您可以使用swith case来完成任务

switch (ch) {
case 'a': doType(VK_A); break;
case 'b': doType(VK_B); break;
case 'c': doType(VK_C); break;
case 'd': doType(VK_D); break;
case 'e': doType(VK_E); break;
case 'f': doType(VK_F); break;
case 'g': doType(VK_G); break;
case 'h': doType(VK_H); break;
case 'i': doType(VK_I); break;
case 'j': doType(VK_J); break;
case 'k': doType(VK_K); break;
case 'l': doType(VK_L); break;
case 'm': doType(VK_M); break;
case 'n': doType(VK_N); break;
case 'o': doType(VK_O); break;
case 'p': doType(VK_P); break;
case 'q': doType(VK_Q); break;
case 'r': doType(VK_R); break;
case 's': doType(VK_S); break;
case 't': doType(VK_T); break;
case 'u': doType(VK_U); break;
case 'v': doType(VK_V); break;
case 'w': doType(VK_W); break;
case 'x': doType(VK_X); break;
case 'y': doType(VK_Y); break;
case 'z': doType(VK_Z); break;
case 'A': doType(VK_SHIFT, VK_A); break;
case 'B': doType(VK_SHIFT, VK_B); break;
case 'C': doType(VK_SHIFT, VK_C); break;
case 'D': doType(VK_SHIFT, VK_D); break;
case 'E': doType(VK_SHIFT, VK_E); break;
case 'F': doType(VK_SHIFT, VK_F); break;
case 'G': doType(VK_SHIFT, VK_G); break;
case 'H': doType(VK_SHIFT, VK_H); break;
case 'I': doType(VK_SHIFT, VK_I); break;
case 'J': doType(VK_SHIFT, VK_J); break;
case 'K': doType(VK_SHIFT, VK_K); break;
case 'L': doType(VK_SHIFT, VK_L); break;
case 'M': doType(VK_SHIFT, VK_M); break;
case 'N': doType(VK_SHIFT, VK_N); break;
case 'O': doType(VK_SHIFT, VK_O); break;
case 'P': doType(VK_SHIFT, VK_P); break;
case 'Q': doType(VK_SHIFT, VK_Q); break;
case 'R': doType(VK_SHIFT, VK_R); break;
case 'S': doType(VK_SHIFT, VK_S); break;
case 'T': doType(VK_SHIFT, VK_T); break;
case 'U': doType(VK_SHIFT, VK_U); break;
case 'V': doType(VK_SHIFT, VK_V); break;
case 'W': doType(VK_SHIFT, VK_W); break;
case 'X': doType(VK_SHIFT, VK_X); break;
case 'Y': doType(VK_SHIFT, VK_Y); break;
case 'Z': doType(VK_SHIFT, VK_Z); break;
case '`': doType(VK_BACK_QUOTE); break;
case '0': doType(VK_0); break;
case '1': doType(VK_1); break;
case '2': doType(VK_2); break;
case '3': doType(VK_3); break;
case '4': doType(VK_4); break;
case '5': doType(VK_5); break;
case '6': doType(VK_6); break;
case '7': doType(VK_7); break;
case '8': doType(VK_8); break;
case '9': doType(VK_9); break;
case '-': doType(VK_MINUS); break;
case '=': doType(VK_EQUALS); break;
case '~': doType(VK_SHIFT, VK_BACK_QUOTE); break;
case '!': doType(VK_EXCLAMATION_MARK); break;
case '@': doType(VK_AT); break;
case '#': doType(VK_NUMBER_SIGN); break;
case '$': doType(VK_DOLLAR); break;
case '%': doType(VK_SHIFT, VK_5); break;
case '^': doType(VK_CIRCUMFLEX); break;
case '&': doType(VK_AMPERSAND); break;
case '*': doType(VK_ASTERISK); break;
case '(': doType(VK_LEFT_PARENTHESIS); break;
case ')': doType(VK_RIGHT_PARENTHESIS); break;
case '_': doType(VK_UNDERSCORE); break;
case '+': doType(VK_PLUS); break;
case '\t': doType(VK_TAB); break;
case '\n': doType(VK_ENTER); break;
case '[': doType(VK_OPEN_BRACKET); break;
case ']': doType(VK_CLOSE_BRACKET); break;
case '\\': doType(VK_BACK_SLASH); break;
case '{': doType(VK_SHIFT, VK_OPEN_BRACKET); break;
case '}': doType(VK_SHIFT, VK_CLOSE_BRACKET); break;
case '|': doType(VK_SHIFT, VK_BACK_SLASH); break;
case ';': doType(VK_SEMICOLON); break;
case ':': doType(VK_COLON); break;
case '\'': doType(VK_QUOTE); break;
case '"': doType(VK_QUOTEDBL); break;
case ',': doType(VK_COMMA); break;
case '<': doType(VK_SHIFT, VK_COMMA); break;
case '.': doType(VK_PERIOD); break;
case '>': doType(VK_SHIFT, VK_PERIOD); break;
case '/': doType(VK_SLASH); break;
case '?': doType(VK_SHIFT, VK_SLASH); break;
case ' ': doType(VK_SPACE); break;
default:
throw new IllegalArgumentException("Cannot type character " + character);

或者

String code = "VK_" + ch    
Field f = KeyEvent.class.getField(code);
int keyEvent = f.getInt(null);

robot.press(keyEvent);
robot.release(keyEvent);

关于java - 如何在 Java 中模拟随机机器人按键?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/43936840/

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