genuinesounds

public Map<String, double[][]> decodeWorldMarkMap(String input)
{
    Map<String, double[][]> output = new Map<>();
    BufferedReader in = new BufferedReader(new InputStreamReader(new ByteArrayInputStream(input.getBytes())));
    String line;
    while(line = in.readLine() != null)
    {
        String[] dims = line.substring(0,line.length()-1).split(':');
        double[][] tmp = new double[3][3];
        if(dims.length() != 4) throw new IllegalArgumentException("Bad format!");
        for(i=1; i<=3; i++) //NOTE: intentionally starting at 1 in a 0-index array
        {
            String[] coords = dims[i].split(';');
            for(j=0;j<3;i++)
            {
                // use i-1 to fix the earlier indexing problem
                tmp[i-1][j] = Double.parseDouble(coords[j]);
            }
        }
        output.put(dims[0],tmp);
    }
}