JavaからLinuxプロセスを呼び出す

    String command = "javac –cp . *.java";    //外部プロセス
    //String []command = {"javac", "–cp .", "*.java"};
    Process process = Runtime.getRuntime().exec(command);    //コマンド実行（プロセス取得）
    InputStream is = process.getInputStream();        //実行されたプロセスからInputStream（入力ストリーム）取得
    BufferedReader br = new BufferedReader(new InputStreamReader(is));
    String line;
    while ((line = br.readLine()) != null) {
        System.out.println("javac>" + line);    //実行結果をInputStreamから取得
    }
    //TODO is.close();
    int ret = process.waitFor();

    String command = "javac –cp . *.java";    //外部プロセス
    ProcessBuilder pb = new ProcessBuilder(command);    //ProcessBuilder構築
    //ProcessBuilder pb = new ProcessBuilder("javac", "–cp . ", "*.java");
    Process process = pb.start();    //プロセス実行
    InputStream is = process.getInputStream();        //実行されたプロセスからInputStream（入力ストリーム）取得
    BufferedReader br = new BufferedReader(new InputStreamReader(is));
    String line;
    while ((line = br.readLine()) != null) {
        System.out.println("javac>" + line);    //実行結果をInputStreamから取得
    }
    //TODO is.close();
    int ret = process.waitFor();