Examples of com.floreysoft.jmte.token.Token

com.floreysoft.jmte.token.Token
Internal structure returned by the {@link Lexer} passing parsed informationinto the {@link Engine}.


  public Object getValue(Map<String, Object> model, String expression) {
    String[] split = expression.split("\\.");
    List<String> segments = Arrays.asList(split);
    ErrorHandler errorHandler = new NoLogErrorHandler();
    Token token = new InvalidToken();
    Object value = traverse(segments, model, errorHandler, token);
    return value;
  }

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   */
  public Token pop() {
    if (scopes.isEmpty()) {
      return null;
    } else {
      Token token = scopes.remove(scopes.size() - 1);
      return token;
    }
  }

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   */
  public Token peek() {
    if (scopes.isEmpty()) {
      return null;
    } else {
      Token token = scopes.get(scopes.size() - 1);
      return token;
    }
  }

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  /**
   * Gets the first element of the given type from the stack without removing it.
   */
  public <T extends Token> T peek(Class<T> type) {
    for (int i = scopes.size() - 1; i >= 0; i--) {
      Token token = scopes.get(i);
      if (token.getClass().equals(type)) {
        return (T) token;
      }
    }
    return null;
  }

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    try {


      // in case we do not want to evaluate the body, we just do a quick
      // scan until the matching end
      if (inheritedSkip || !feToken.iterator().hasNext()) {
        Token contentToken;
        while ((contentToken = tokenStream.currentToken()) != null
            && !(contentToken instanceof EndToken)) {
          content(true);
        }
        if (contentToken == null) {
          engine.getErrorHandler().error("missing-end", feToken);
        } else {
          tokenStream.consume();
          context.notifyProcessListener(contentToken, Action.END);
        }
      } else {


        while (feToken.iterator().hasNext()) {


          context.model.put(feToken.getVarName(), feToken.advance());
          addSpecialVariables(feToken, context.model);


          // for each iteration we need to rewind to the beginning
          // of the for loop
          tokenStream.rewind(feToken);
          Token contentToken;
          while ((contentToken = tokenStream.currentToken()) != null
              && !(contentToken instanceof EndToken)) {
            content(false);
          }
          if (contentToken == null) {

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        localSkip = true;
      } else {
        localSkip = !(Boolean) ifToken.evaluate(context);
      }


      Token contentToken;
      while ((contentToken = tokenStream.currentToken()) != null
          && !(contentToken instanceof EndToken)
          && !(contentToken instanceof ElseToken)) {
        content(localSkip);
      }

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      context.pop();
    }
  }


  private void content(boolean skip) {
    Token token = tokenStream.currentToken();
    context.notifyProcessListener(token, skip ? Action.SKIP : Action.EVAL);
    if (token instanceof PlainTextToken) {
      tokenStream.consume();
      if (!skip) {
        output.append(token.getText());
      }
    } else if (token instanceof StringToken) {
      tokenStream.consume();
      if (!skip) {
        String expanded = (String) token.evaluate(context);
        output.append(expanded);
      }
    } else if (token instanceof ForEachToken) {
      foreach(skip);
    } else if (token instanceof IfToken) {
      condition(skip);
    } else if (token instanceof ElseToken) {
      tokenStream.consume();
      engine.getErrorHandler().error("else-out-of-scope", token);
    } else if (token instanceof EndToken) {
      tokenStream.consume();
      engine.getErrorHandler().error("unmatched-end", token);
    } else if (token instanceof InvalidToken) {
      tokenStream.consume();
      engine.getErrorHandler().error("invalid-expression", token);
    } else {
      tokenStream.consume();
      // what ever else there may be, we just evaluate it
      String evaluated = (String) token.evaluate(context);
      output.append(evaluated);
    }


  }

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    Label tryEndLabel = new Label();


    codeGenerateForeachBlockStart(feToken, loopStart, loopEnd, tryEndLabel);


    addUsedVariableIfNotLocal(feToken.getExpression());
    Token contentToken;
    while ((contentToken = tokenStream.currentToken()) != null
        && !(contentToken instanceof EndToken)) {
      content();
    }
    if (contentToken == null) {

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    codeGenerateIfBlockStart(ifToken, tryEndLabel, elseLabel);


    String variableName = ifToken.getExpression();
    addUsedVariableIfNotLocal(variableName);
    Token contentToken;


    codeGenerateIfBranchStart();
    while ((contentToken = tokenStream.currentToken()) != null
        && !(contentToken instanceof EndToken)
        && !(contentToken instanceof ElseToken)) {

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    codeGenerateIfBlockEnd(tryEndLabel, finalLabel);
  }


  private void content() {
    Token token = tokenStream.currentToken();
    if (token instanceof PlainTextToken) {
      PlainTextToken plainTextToken = (PlainTextToken) token;
      tokenStream.consume();
      String text = plainTextToken.getText();
      codeGenerateText(text);

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Related Classes of com.floreysoft.jmte.token.Token

com.floreysoft.jmte.DefaultModelAdaptor

com.floreysoft.jmte.template.DynamicBytecodeCompiler

com.floreysoft.jmte.template.InterpretedTemplate

com.floreysoft.jmte.TemplateContext

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