// String - returns the JSONPath representation
func (e *JSONPath) String() string {
	if len(e.pathString) == 0 {
		parts := make([]string, len(e.PathExpr)+1)
		parts[0] = e.BaseKey.String()
		for i, pe := range e.PathExpr {
			parts[i+1] = pe.String()
		}
		e.pathString = strings.Join(parts, "")
	}
	return e.pathString
}

// StripTableAlias removes a table alias from the path. The result is also

        configuration.addChild("uriString", "${session.rootDirectory.uri.string}");
        configuration.addChild("uriAsciiString", "${session.rootDirectory.uri.ASCIIString}");
        configuration.addChild("pathString", "${session.rootDirectory.string}");

        Mojo mojo = new Mojo();
        new EnhancedComponentConfigurator().configureComponent(mojo, configuration, evaluator, null);

        assertEquals(

        assertEquals(mojo.pathString, path.toString());
    }

    @Override
    protected String getProjectsDirectory() {
        // TODO Auto-generated method stub
        return null;
    }

    public static class Mojo {
        URI uri;
        Path path;
        String uriString;
        String uriAsciiString;
        String pathString;
    }

// Instances should be treated idempotent and not change once created.
type JSONPath struct {
	BaseKey  *Identifier        `parser:" @@"`
	PathExpr []*JSONPathElement `parser:"(@@)*"`

	// Cached values:
	pathString         string
	strippedTableAlias string
	strippedPathExpr   []*JSONPathElement
}

// AliasedExpression is an expression that can be optionally named
type AliasedExpression struct {