Examples of com.caucho.xpath.Expr

com.caucho.xpath.Expr
Compute values from nodes. Because the expressions themselves are untyped, the class provides methods for creating the type of the desired result.


    else if (select instanceof FilterPattern) {
      if (! allowJavaSelect(select.getParent()))
        return false;


      Expr expr = ((FilterPattern) select).getExpr();


      return ((expr instanceof NumericExpr) &&
              ((NumericExpr) expr).isConstant());
    }

View Full Code Here

    int i = _exprMap.get(exprString);


    if (i >= 0)
      return i;
    
    Expr expr = parseExpr(exprString);
    i = _exprs.size();
    _exprs.add(expr);


    _exprMap.put(exprString, i);

View Full Code Here

      print("new com.caucho.xsl.Sort[] {");
      
      for (int j = 0; j < sorts.length; j++) {
        Sort sort = sorts[j];


  Expr lang = sort.getLang();
  Expr caseOrder = sort.getCaseOrder();
  
        if (lang != null || caseOrder != null) {
          print("new com.caucho.xsl.Sort(\"" + sort.getExpr() + "\", " +
                "\"" + sort.getAscending() + "\", " +
                (lang == null ? "null, " : "\"" + lang + "\", ") +

View Full Code Here

    
    println("_exprs = new Expr[] { ");
    pushDepth();


    for (int i = 0; i < _exprs.size(); i++) {
      Expr expr = _exprs.get(i);


      println("XPath.parseExpr(\"" + expr + "\"),");


      // System.out.println("EXPR: " + expr + " " + expr.getListContext());
      /*

View Full Code Here

   * Generates the sort value.
   */
  public Sort generateSort()
    throws Exception
  {
    Expr expr = parseExpr(_select);


    Expr isAscending = constructBoolean(_order, "ascending");
    Expr caseOrder = constructBoolean(_caseOrder, "upper-first");


    if (_caseOrder == null)
      caseOrder = null;
      
    boolean isText = ! "number".equals(_dataType);

View Full Code Here

      name = printSelectBegin(out, select.getParent(), isForEach, loopVar);


      out.println(posId + "++;");
      
      FilterPattern pat = (FilterPattern) select;
      Expr expr = pat.getExpr();


      if (expr instanceof NumericExpr) {
        NumericExpr num = (NumericExpr) expr;
        if (num.isConstant()) {
          out.println("if (" + posId + " > " + (int) num.getValue() + ")");

View Full Code Here


    else if (select instanceof FilterPattern) {
      if (! allowJavaSelect(select.getParent()))
        return false;


      Expr expr = ((FilterPattern) select).getExpr();


      return ((expr instanceof NumericExpr) &&
              ((NumericExpr) expr).isConstant());
    }

View Full Code Here

        ! (method.getDeclaringClass().isAssignableFrom(obj.getClass())))
      throw new XPathException(L.l("Can't call method `{0}' on {1}.",
                                   method.getName(), obj));


    for (int i = 0; i < argArray.length; i++) {
      Expr expr = (Expr) args.get(i);


      switch (argTypes[i]) {
      case J_BOOLEAN:
        argArray[i] = new Boolean(expr.evalBoolean(node, env));
        break;
      case J_BYTE:
        argArray[i] = new Byte((byte) expr.evalNumber(node, env));
        break;
      case J_SHORT:
        argArray[i] = new Short((short) expr.evalNumber(node, env));
        break;
      case J_INT:
        argArray[i] = new Integer((int) expr.evalNumber(node, env));
        break;
      case J_LONG:
        argArray[i] = new Long((long) expr.evalNumber(node, env));
        break;
      case J_FLOAT:
        argArray[i] = new Float((float) expr.evalNumber(node, env));
        break;
      case J_DOUBLE:
        argArray[i] = new Double(expr.evalNumber(node, env));
        break;
      case J_STRING:
        argArray[i] = expr.evalString(node, env);
        break;
      default:
        argArray[i] = expr.evalObject(node, env);
        break;
      }
    }


    try {

View Full Code Here

    throws XPathException
  {
    Object []argArray = new Object[args.size()];


    for (int i = 0; i < argArray.length; i++) {
      Expr expr = (Expr) args.get(i);


      switch (argTypes[i]) {
      case J_BOOLEAN:
        argArray[i] = new Boolean(expr.evalBoolean(node, env));
        break;
      case J_BYTE:
        argArray[i] = new Byte((byte) expr.evalNumber(node, env));
        break;
      case J_SHORT:
        argArray[i] = new Short((short) expr.evalNumber(node, env));
        break;
      case J_INT:
        argArray[i] = new Integer((int) expr.evalNumber(node, env));
        break;
      case J_LONG:
        argArray[i] = new Long((long) expr.evalNumber(node, env));
        break;
      case J_FLOAT:
        argArray[i] = new Float((float) expr.evalNumber(node, env));
        break;
      case J_DOUBLE:
        argArray[i] = new Double(expr.evalNumber(node, env));
        break;
      case J_STRING:
        argArray[i] = expr.evalString(node, env);
        break;
      default:
        argArray[i] = expr.evalObject(node, env);
        break;
      }
    }


    try {

View Full Code Here

    if (fun == null)
      throw new RuntimeException("unknown function: " + _name);


    ArrayList<Object> values = new ArrayList<Object>();
    for (int i = 0; i < _args.size(); i++) {
      Expr expr = _args.get(i);
      values.add(expr.evalObject(node, env));
    }


    return fun.eval(node, env, _pattern, values);
  }

View Full Code Here

0 1 2 3

TOP

Related Classes of com.caucho.xpath.Expr

com.caucho.quercus.lib.dom.DOMXPath

com.caucho.xpath.expr.FunExpr

com.caucho.xpath.expr.NewJavaExpr

com.caucho.xpath.expr.ObjectJavaExpr

com.caucho.xpath.expr.ObjectVar

com.caucho.xpath.expr.StaticJavaExpr

com.caucho.xpath.expr.Var

com.caucho.xpath.pattern.FromExpr

com.caucho.xpath.pattern.NodeArrayListIterator

com.caucho.xpath.pattern.NodeIterator

All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.