monkeytype

build.xml

<?xml version="1.0" encoding="UTF-8" ?>
<project name="monkeytype" default="build" basedir=".">
	<!-- Antタスク定義 -->
	<target name="build" depends="init,compile" />
	<target name="rebuild" depends="clean,init,compile" />

	<!-- init -->
	<target name="init">
		<mkdir dir="bin" />
	</target>

	<!-- compile -->
	<target name="compile">
		<javac srcdir="src" destdir="bin" fork="true" debug="true"/>
	</target>

	<!-- clean -->
	<target name="clean">
		<delete quiet="true" includeEmptyDirs="true">
			<fileset dir="bin" includes="**" />
		</delete>
	</target>
	
	<target name="run">
		<java classname="Main" classpath="bin" fork="true">
			<arg value="windows" />
		</java>
	</target>
</project>

Main.java

import java.util.HashMap;

class Main
{
	static HashMap MAP = new HashMap();
	static
	{
		MAP.put(".", "あ");
		MAP.put("/", "い");
		MAP.put("@", "う");

		MAP.put("a", "か");
		MAP.put("b", "き");
		MAP.put("c", "く");

		MAP.put("d", "さ");
		MAP.put("e", "し");
		MAP.put("f", "す");

		MAP.put("g", "た");
		MAP.put("h", "ち");
		MAP.put("i", "つ");

		MAP.put("j", "な");
		MAP.put("k", "に");
		MAP.put("l", "ぬ");

		MAP.put("m", "は");
		MAP.put("n", "ひ");
		MAP.put("o", "ふ");

		MAP.put("p", "ま");
		MAP.put("q", "み");
		MAP.put("r", "む");
		MAP.put("s", "め");

		MAP.put("t", "や");
		MAP.put("u", "ゆ");
		MAP.put("v", "よ");

		MAP.put("w", "ら");
		MAP.put("x", "り");
		MAP.put("y", "る");
		MAP.put("z", "れ");

		MAP.put("1", "あ");
		MAP.put("2", "か");
		MAP.put("3", "さ");
		MAP.put("4", "た");
		MAP.put("5", "な");
		MAP.put("6", "は");
		MAP.put("7", "ま");
		MAP.put("8", "や");
		MAP.put("9", "ら");
	}

	/**
	 *
	 */
	public static void main(String args[])
	{
		String str = args[0].toLowerCase();
		String output = "";
		
		for(int i = 0; i < str.length(); i++)
		{
			output += MAP.get(str.substring(i, i + 1));
		}
		System.out.println(output);
	}
}