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(Java) Generating Random ASCII StringsDemonstrates how to generate random us-ascii strings.
import com.chilkatsoft.*; public class ChilkatExample { static { try { System.loadLibrary("chilkat"); } catch (UnsatisfiedLinkError e) { System.err.println("Native code library failed to load.\n" + e); System.exit(1); } } public static void main(String argv[]) { // All Chilkat classes can be unlocked at once at the beginning of a program // by calling UnlockBundle. It requires a Bundle unlock code. CkGlobal chilkatGlob = new CkGlobal(); boolean success = chilkatGlob.UnlockBundle("Anything for 30-day trial."); if (success != true) { System.out.println(chilkatGlob.lastErrorText()); return; } CkPrng fortuna = new CkPrng(); boolean bDigits; boolean bLowercase; boolean bUppercase; // Generate random strings having only lowercase chars (a-z) // Disallow digits and uppercase and only allow lowercase bDigits = false; bUppercase = false; bLowercase = true; int i; System.out.println("-- only lowercase alpha (a-z)"); for (i = 1; i <= 10; i++) { // Generate 20-character strings. System.out.println(fortuna.randomString(20,bDigits,bLowercase,bUppercase)); } // Allow both lowercase and uppercase alpha chars bUppercase = true; System.out.println("-- lower and uppercase alpha (a-zA-Z)"); for (i = 1; i <= 10; i++) { // Generate 20-character strings. System.out.println(fortuna.randomString(20,bDigits,bLowercase,bUppercase)); } // Allow digits (0-9) bDigits = true; System.out.println("-- digits and lower/uppercase alpha (0-9a-zA-Z)"); for (i = 1; i <= 10; i++) { // Generate 20-character strings. System.out.println(fortuna.randomString(20,bDigits,bLowercase,bUppercase)); } // Allow only digits (0-9) bUppercase = false; bLowercase = false; System.out.println("-- only digits (0-9)"); for (i = 1; i <= 10; i++) { // Generate 20-character strings. System.out.println(fortuna.randomString(20,bDigits,bLowercase,bUppercase)); } } } |
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