Page 180 - The Definitive Guide to Building Java Robots

Preston_5564C05.fm Page 161 Tuesday, September 20, 2005 5:13 AM

CHAPTER 5 ■ SPEECH 161

// gets single instance of speech recognizer.
public static MicrosoftSR getInstance() throws Exception {
if (instance == null) {
instance = new MicrosoftSR();
}
return instance;
}

public void start() {
} // do nothing

public void stop() {
} // do nothing
public void open() {
} // do nothing

public void close() {
} // do nothing

// starts listening and returning strings of spoken text
public String listen() {
return ear.TakeDictation();
}
// sample usage
public static void main(String[] args) {
try {
// gets instance
MicrosoftSR sr = MicrosoftSR.getInstance();
String words = "";
System.out.println("Listening...");
// loops until hears exit
while (words.equalsIgnoreCase("exit") == false) {
words = sr.listen();
System.out.println("I heard --> " + words);
// if it hears note, then it opens notepad
if (words.equalsIgnoreCase("note")) {
Runtime.getRuntime().exec("cmd /c notepad.exe");
}
}
} catch (Exception e) {
e.printStackTrace();
System.exit(1);
}
System.out.println("done");
}
}