// CDDL HEADER START
|
//
|
// The contents of this file are subject to the terms of the
|
// Common Development and Distribution License, Version 1.0 only
|
// (the "License"). You may not use this file except in compliance
|
// with the License.
|
//
|
// You can obtain a copy of the license at
|
// trunk/opends/resource/legal-notices/OpenDS.LICENSE
|
// or https://OpenDS.dev.java.net/OpenDS.LICENSE.
|
// See the License for the specific language governing permissions
|
// and limitations under the License.
|
//
|
// When distributing Covered Code, include this CDDL HEADER in each
|
// file and include the License file at
|
// trunk/opends/resource/legal-notices/OpenDS.LICENSE. If applicable,
|
// add the following below this CDDL HEADER, with the fields enclosed
|
// information:
|
// Portions Copyright [yyyy] [name of copyright owner]
|
//
|
// CDDL HEADER END
|
//
|
//
|
// Copyright 2008 Sun Microsystems, Inc.
|
|
import java.util.*;
|
import java.io.*;
|
|
|
public class ExtendedRandom extends Random {
|
|
ArrayList<String> lastNames;
|
ArrayList<String> firstNames;
|
|
/*****************************************************************/
|
public ExtendedRandom() {
|
super();
|
this.init();
|
}
|
|
|
/*****************************************************************/
|
public ExtendedRandom(long seed) {
|
super(seed);
|
this.init();
|
}
|
|
|
/*****************************************************************/
|
public void init() {
|
lastNames=new ArrayList<String>();
|
firstNames=new ArrayList<String>();
|
|
try {
|
File lastNamesFile= new File("data", "last.names");
|
File firstNamesFile= new File("data", "first.names");
|
LineNumberReader in=new LineNumberReader (new FileReader(lastNamesFile) );
|
while ( in.ready() ) {
|
String lastName = in.readLine();
|
if ( ! lastName.startsWith("#") ) {
|
lastNames.add(lastName);
|
}
|
}
|
in=new LineNumberReader (new FileReader(firstNamesFile) );
|
while ( in.ready() ) {
|
String firstName = in.readLine();
|
if ( ! firstName.startsWith("#") ) {
|
firstNames.add(firstName);
|
}
|
}
|
} catch (IOException e) {
|
System.out.println (e.toString());
|
System.exit(1);
|
}
|
}
|
|
|
/*****************************************************************/
|
public int nextInt(int lo, int hi)
|
{
|
int n = hi - lo + 1;
|
int i = this.nextInt() % n;
|
if (i < 0)
|
i = -i;
|
return lo + i;
|
}
|
|
|
/*****************************************************************/
|
public String nextDate() {
|
return( nextInt(1950,2006) + "-" + nextInt(1,12) + "-" + nextInt(1,12) );
|
}
|
|
|
/*****************************************************************/
|
public String nextString (int lo, int hi)
|
{
|
int n = nextInt(lo, hi);
|
byte b[] = new byte[n];
|
for (int i = 0; i < n; i++)
|
b[i] = (byte)nextInt('a', 'z');
|
return new String(b, 0);
|
}
|
|
|
/*****************************************************************/
|
public String nextString()
|
{
|
return nextString(5, 25);
|
}
|
|
|
/*****************************************************************/
|
public String nextName()
|
{
|
int n = nextInt(5, 20);
|
// first capital letter
|
byte b[] = new byte[n];
|
b[0] = (byte)nextInt('A', 'Z');
|
for (int i = 1; i < n; i++)
|
b[i] = (byte)nextInt('a', 'z');
|
return new String(b, 0);
|
}
|
|
|
/*****************************************************************/
|
public String nextLastName(){
|
int i=this.nextInt( 0, lastNames.size()-1 );
|
return ( lastNames.get(i) );
|
}
|
|
|
/*****************************************************************/
|
public String nextFirstName(){
|
int i=this.nextInt( 0, firstNames.size()-1 );
|
return ( firstNames.get(i) );
|
}
|
|
|
/*****************************************************************/
|
public static void main(String[] args)
|
{
|
ExtendedRandom r = new ExtendedRandom();
|
System.out.println(r.nextLastName());
|
}
|
}
|
