public Boolean equals(Object o)
{
if (o is XPathNumericLiteral)
{
XPathNumericLiteral x = (XPathNumericLiteral)o;
return(Double.IsNaN(d) ? Double.IsNaN(x.d) : d == x.d);
}
else
{
return(false);
}
}
public override bool Equals(System.Object o)
{
if (o is XPathNumericLiteral)
{
XPathNumericLiteral x = (XPathNumericLiteral)o;
return(System.Double.IsNaN(d)?System.Double.IsNaN(x.d):d == x.d);
}
else
{
return(false);
}
}
public void print(Object o)
{
indent += 1;
if (o is XPathStringLiteral)
{
XPathStringLiteral x = (XPathStringLiteral)o;
printStr("strlit {" + x.s + "}");
}
else if (o is XPathNumericLiteral)
{
XPathNumericLiteral x = (XPathNumericLiteral)o;
printStr("numlit {" + x.d + "}");
}
else if (o is XPathVariableReference)
{
XPathVariableReference x = (XPathVariableReference)o;
printStr("var {" + x.id.ToString() + "}");
}
else if (o is XPathArithExpr)
{
XPathArithExpr x = (XPathArithExpr)o;
String op = null;
switch (x.op)
{
case XPathArithExpr.ADD: op = "add"; break;
case XPathArithExpr.SUBTRACT: op = "subtr"; break;
case XPathArithExpr.MULTIPLY: op = "mult"; break;
case XPathArithExpr.DIVIDE: op = "div"; break;
case XPathArithExpr.MODULO: op = "mod"; break;
}
printStr(op + " {{");
print(x.a);
printStr(" } {");
print(x.b);
printStr("}}");
}
else if (o is XPathBoolExpr)
{
XPathBoolExpr x = (XPathBoolExpr)o;
String op = null;
switch (x.op)
{
case XPathBoolExpr.AND: op = "and"; break;
case XPathBoolExpr.OR: op = "or"; break;
}
printStr(op + " {{");
print(x.a);
printStr(" } {");
print(x.b);
printStr("}}");
}
else if (o is XPathCmpExpr)
{
XPathCmpExpr x = (XPathCmpExpr)o;
String op = null;
switch (x.op)
{
case XPathCmpExpr.LT: op = "lt"; break;
case XPathCmpExpr.LTE: op = "lte"; break;
case XPathCmpExpr.GT: op = "gt"; break;
case XPathCmpExpr.GTE: op = "gte"; break;
}
printStr(op + " {{");
print(x.a);
printStr(" } {");
print(x.b);
printStr("}}");
}
else if (o is XPathEqExpr)
{
XPathEqExpr x = (XPathEqExpr)o;
String op = x.equal ? "eq" : "neq";
printStr(op + " {{");
print(x.a);
printStr(" } {");
print(x.b);
printStr("}}");
}
else if (o is XPathUnionExpr)
{
XPathUnionExpr x = (XPathUnionExpr)o;
printStr("union {{");
print(x.a);
printStr(" } {");
print(x.b);
printStr("}}");
}
else if (o is XPathNumNegExpr)
{
XPathNumNegExpr x = (XPathNumNegExpr)o;
printStr("neg {");
print(x.a);
printStr("}");
}
else if (o is XPathFuncExpr)
{
XPathFuncExpr x = (XPathFuncExpr)o;
if (x.args.Length == 0)
{
printStr("func {" + x.id.ToString() + ", args {none}}");
}
else
{
printStr("func {" + x.id.ToString() + ", args {{");
for (int i = 0; i < x.args.Length; i++)
{
print(x.args[i]);
if (i < x.args.Length - 1)
{
printStr(" } {");
}
}
printStr("}}}");
}
}
else if (o is XPathPathExpr)
{
XPathPathExpr x = (XPathPathExpr)o;
String init = null;
switch (x.init_context)
{
case XPathPathExpr.INIT_CONTEXT_ROOT: init = "root"; break;
case XPathPathExpr.INIT_CONTEXT_RELATIVE: init = "relative"; break;
case XPathPathExpr.INIT_CONTEXT_EXPR: init = "expr"; break;
}
printStr("path {init-context:" + init + ",");
if (x.init_context == XPathPathExpr.INIT_CONTEXT_EXPR)
{
printStr(" init-expr:{");
print(x.filtExpr);
printStr(" }");
}
if (x.steps.Length == 0)
{
printStr(" steps {none}");
printStr("}");
}
else
{
printStr(" steps {{");
for (int i = 0; i < x.steps.Length; i++)
{
print(x.steps[i]);
if (i < x.steps.Length - 1)
{
printStr(" } {");
}
}
printStr("}}}");
}
}
else if (o is XPathFilterExpr)
{
XPathFilterExpr x = (XPathFilterExpr)o;
printStr("filter-expr:{{");
print(x.x);
if (x.predicates.Length == 0)
{
printStr(" } predicates {none}}");
}
else
{
printStr(" } predicates {{");
for (int i = 0; i < x.predicates.Length; i++)
{
print(x.predicates[i]);
if (i < x.predicates.Length - 1)
{
printStr(" } {");
}
}
printStr(" }}}");
}
}
else if (o is XPathStep)
{
XPathStep x = (XPathStep)o;
String axis = null;
String test = null;
axis = XPathStep.axisStr(x.axis);
test = x.testStr();
if (x.predicates.Length == 0)
{
printStr("step {axis:" + axis + " test:" + test + " predicates {none}}");
}
else
{
printStr("step {axis:" + axis + " test:" + test + " predicates {{");
for (int i = 0; i < x.predicates.Length; i++)
{
print(x.predicates[i]);
if (i < x.predicates.Length - 1)
{
printStr(" } {");
}
}
printStr("}}}");
}
}
indent -= 1;
}