public class WordTokenizerTest extends BaseTest {
    @Autowired
    private WordTokenizer wordTokenizer;
    
    @Test
    public void tokenizerDslFilter() {
        wordTokenizer.setText("select {${brand}}");
        assertEquals("select {", wordTokenizer.getNextToken("${"));
        assertEquals("brand", wordTokenizer.getNextToken("}"));
        assertEquals("}", wordTokenizer.getNextToken());

public class WordTokenizerString implements WordTokenizer {
    private String text;
    private String ltext;
    
    @Override
    public void setText(String text) {
        this.text = text;
        this.ltext = text.toLowerCase();
    }
    

public interface WordTokenizer {
    void setText(String text);
    String getNextToken(String tokenizer);
    String getNextToken();
    boolean hasNext(String tokenizer);
    WordTokenizer clone();
}