Package com.sun.org.apache.xalan.internal.xsltc.compiler.util

Examples of com.sun.org.apache.xalan.internal.xsltc.compiler.util.MethodType

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     * first entry in the vector of primops that has the right arity is
     * considered to be the default one.
     */
    public MethodType lookupPrimop(SymbolTable stable, String op,
           MethodType ctype) {
  MethodType result = null;
  final Vector primop = stable.lookupPrimop(op);
  if (primop != null) {
      final int n = primop.size();
      int minDistance = Integer.MAX_VALUE;
      for (int i = 0; i < n; i++) {
    final MethodType ptype = (MethodType) primop.elementAt(i);
    // Skip if different arity
    if (ptype.argsCount() != ctype.argsCount()) {
        continue;
    }
       
    // The first method with the right arity is the default
    if (result == null) {
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     * first entry in the vector of primops that has the right arity is
     * considered to be the default one.
     */
    public MethodType lookupPrimop(SymbolTable stable, String op,
                                   MethodType ctype) {
        MethodType result = null;
        final Vector primop = stable.lookupPrimop(op);
        if (primop != null) {
            final int n = primop.size();
            int minDistance = Integer.MAX_VALUE;
            for (int i = 0; i < n; i++) {
                final MethodType ptype = (MethodType) primop.elementAt(i);
                // Skip if different arity
                if (ptype.argsCount() != ctype.argsCount()) {
                    continue;
                }

                // The first method with the right arity is the default
                if (result == null) {
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    }

    public Type typeCheck(SymbolTable stable) throws TypeCheckError {
        final Type tleft = _left.typeCheck(stable);
        final Type tright = _right.typeCheck(stable);
        final MethodType ptype = lookupPrimop(stable, Ops[_op],
                                              new MethodType(Type.Void,
                                                             tleft, tright));
        if (ptype != null) {
            final Type arg1 = (Type) ptype.argsType().elementAt(0);
            if (!arg1.identicalTo(tleft)) {
                _left = new CastExpr(_left, arg1);
            }
            final Type arg2 = (Type) ptype.argsType().elementAt(1);
            if (!arg2.identicalTo(tright)) {
                _right = new CastExpr(_right, arg1);
            }
            return _type = ptype.resultType();
        }
        throw new TypeCheckError(this);
    }
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    public Type typeCheckStandard(SymbolTable stable) throws TypeCheckError {
        _fname.clearNamespace();        // HACK!!!

        final int n = _arguments.size();
        final Vector argsType = typeCheckArgs(stable);
        final MethodType args = new MethodType(Type.Void, argsType);
        final MethodType ptype =
            lookupPrimop(stable, _fname.getLocalPart(), args);

        if (ptype != null) {
            for (int i = 0; i < n; i++) {
                final Type argType = (Type) ptype.argsType().elementAt(i);
                final Expression exp = (Expression)_arguments.elementAt(i);
                if (!argType.identicalTo(exp.getType())) {
                    try {
                        _arguments.setElementAt(new CastExpr(exp, argType), i);
                    }
                    catch (TypeCheckError e) {
                        throw new TypeCheckError(this); // invalid conversion
                    }
                }
            }
            _chosenMethodType = ptype;
            return _type = ptype.resultType();
        }
        throw new TypeCheckError(this);
    }
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        _left.setParser(parser);
    }

    public Type typeCheck(SymbolTable stable) throws TypeCheckError {
        final Type tleft = _left.typeCheck(stable);
        final MethodType ptype = lookupPrimop(stable, "u-",
                                              new MethodType(Type.Void,
                                                             tleft));

        if (ptype != null) {
            final Type arg1 = (Type) ptype.argsType().elementAt(0);
            if (!arg1.identicalTo(tleft)) {
                _left = new CastExpr(_left, arg1);
            }
            return _type = ptype.resultType();
        }

        throw new TypeCheckError(this);
    }
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                tleft = Type.Boolean;
            }
        }

        // Lookup the table of primops to find the best match
    MethodType ptype = lookupPrimop(stable, Operators.getOpNames(_op),
                new MethodType(Type.Void, tleft, tright));

        if (ptype != null) {
            Type arg1 = (Type) ptype.argsType().elementAt(0);
            if (!arg1.identicalTo(tleft)) {
                _left = new CastExpr(_left, arg1);
            }
            Type arg2 = (Type) ptype.argsType().elementAt(1);
            if (!arg2.identicalTo(tright)) {
                _right = new CastExpr(_right, arg1);
            }
            return _type = ptype.resultType();
        }
        throw new TypeCheckError(this);
    }
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    public Type typeCheckStandard(SymbolTable stable) throws TypeCheckError {
  _fname.clearNamespace();   // HACK!!!

  final int n = _arguments.size();
  final Vector argsType = typeCheckArgs(stable);
  final MethodType args = new MethodType(Type.Void, argsType);
  final MethodType ptype =
      lookupPrimop(stable, _fname.getLocalPart(), args);

  if (ptype != null) {
      for (int i = 0; i < n; i++) {
    final Type argType = (Type) ptype.argsType().elementAt(i);
    final Expression exp = (Expression)_arguments.elementAt(i);
    if (!argType.identicalTo(exp.getType())) {
        try {
      _arguments.setElementAt(new CastExpr(exp, argType), i);
        }
        catch (TypeCheckError e) {
      throw new TypeCheckError(this);  // invalid conversion
        }
    }
      }
      _chosenMethodType = ptype;
      return _type = ptype.resultType();
  }
  throw new TypeCheckError(this);
    }
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    }
   
    public Type typeCheck(SymbolTable stable) throws TypeCheckError {
  final Type tleft = _left.typeCheck(stable);
  final Type tright = _right.typeCheck(stable);
  final MethodType ptype = lookupPrimop(stable, Ops[_op],
                new MethodType(Type.Void,
                   tleft, tright));
  if (ptype != null) {
      final Type arg1 = (Type) ptype.argsType().elementAt(0);
      if (!arg1.identicalTo(tleft)) {
    _left = new CastExpr(_left, arg1);
      }
      final Type arg2 = (Type) ptype.argsType().elementAt(1);
      if (!arg2.identicalTo(tright)) {
    _right = new CastExpr(_right, arg1);
      }
      return _type = ptype.resultType();
  }
  throw new TypeCheckError(this);
    }
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  _left.setParser(parser);
    }
   
    public Type typeCheck(SymbolTable stable) throws TypeCheckError {
  final Type tleft = _left.typeCheck(stable);
  final MethodType ptype = lookupPrimop(stable, "u-",
                new MethodType(Type.Void,
                   tleft));
 
  if (ptype != null) {
      final Type arg1 = (Type) ptype.argsType().elementAt(0);
      if (!arg1.identicalTo(tleft)) {
    _left = new CastExpr(_left, arg1);
      }
      return _type = ptype.resultType();
  }

  throw new TypeCheckError(this);
    }
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    /**
     * Add primops and base functions to the symbol table.
     */
    private void initSymbolTable() {
        MethodType I_V  = new MethodType(Type.Int, Type.Void);
        MethodType I_R  = new MethodType(Type.Int, Type.Real);
        MethodType I_S  = new MethodType(Type.Int, Type.String);
        MethodType I_D  = new MethodType(Type.Int, Type.NodeSet);
        MethodType R_I  = new MethodType(Type.Real, Type.Int);
        MethodType R_V  = new MethodType(Type.Real, Type.Void);
        MethodType R_R  = new MethodType(Type.Real, Type.Real);
        MethodType R_D  = new MethodType(Type.Real, Type.NodeSet);
        MethodType R_O  = new MethodType(Type.Real, Type.Reference);
        MethodType I_I  = new MethodType(Type.Int, Type.Int);
        MethodType D_O  = new MethodType(Type.NodeSet, Type.Reference);
        MethodType D_V  = new MethodType(Type.NodeSet, Type.Void);
        MethodType D_S  = new MethodType(Type.NodeSet, Type.String);
        MethodType D_D  = new MethodType(Type.NodeSet, Type.NodeSet);
        MethodType A_V  = new MethodType(Type.Node, Type.Void);
        MethodType S_V  = new MethodType(Type.String, Type.Void);
        MethodType S_S  = new MethodType(Type.String, Type.String);
        MethodType S_A  = new MethodType(Type.String, Type.Node);
        MethodType S_D  = new MethodType(Type.String, Type.NodeSet);
        MethodType S_O  = new MethodType(Type.String, Type.Reference);
        MethodType B_O  = new MethodType(Type.Boolean, Type.Reference);
        MethodType B_V  = new MethodType(Type.Boolean, Type.Void);
        MethodType B_B  = new MethodType(Type.Boolean, Type.Boolean);
        MethodType B_S  = new MethodType(Type.Boolean, Type.String);
        MethodType D_X  = new MethodType(Type.NodeSet, Type.Object);
        MethodType R_RR = new MethodType(Type.Real, Type.Real, Type.Real);
        MethodType I_II = new MethodType(Type.Int, Type.Int, Type.Int);
        MethodType B_RR = new MethodType(Type.Boolean, Type.Real, Type.Real);
        MethodType B_II = new MethodType(Type.Boolean, Type.Int, Type.Int);
        MethodType S_SS = new MethodType(Type.String, Type.String, Type.String);
        MethodType S_DS = new MethodType(Type.String, Type.Real, Type.String);
        MethodType S_SR = new MethodType(Type.String, Type.String, Type.Real);
        MethodType O_SO = new MethodType(Type.Reference, Type.String, Type.Reference);

        MethodType D_SS =
            new MethodType(Type.NodeSet, Type.String, Type.String);
        MethodType D_SD =
            new MethodType(Type.NodeSet, Type.String, Type.NodeSet);
        MethodType B_BB =
            new MethodType(Type.Boolean, Type.Boolean, Type.Boolean);
        MethodType B_SS =
            new MethodType(Type.Boolean, Type.String, Type.String);
        MethodType S_SD =
            new MethodType(Type.String, Type.String, Type.NodeSet);
        MethodType S_DSS =
            new MethodType(Type.String, Type.Real, Type.String, Type.String);
        MethodType S_SRR =
            new MethodType(Type.String, Type.String, Type.Real, Type.Real);
        MethodType S_SSS =
            new MethodType(Type.String, Type.String, Type.String, Type.String);

        /*
         * Standard functions: implemented but not in this table concat().
         * When adding a new function make sure to uncomment
         * the corresponding line in <tt>FunctionAvailableCall</tt>.
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Related Classes of com.sun.org.apache.xalan.internal.xsltc.compiler.util.MethodType

  • com.sun.org.apache.xalan.internal.xsltc.compiler.BinOpExpr
  • com.sun.org.apache.xalan.internal.xsltc.compiler.Expression
  • com.sun.org.apache.xalan.internal.xsltc.compiler.FunctionCall
  • com.sun.org.apache.xalan.internal.xsltc.compiler.LogicalExpr
  • com.sun.org.apache.xalan.internal.xsltc.compiler.Parser
  • com.sun.org.apache.xalan.internal.xsltc.compiler.RelationalExpr
  • com.sun.org.apache.xalan.internal.xsltc.compiler.UnaryOpExpr
  • java.util.Vector
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