QoreStringNodeValueHelper Class Reference

this class is used to safely manage calls to AbstractQoreNode::getStringRepresentation() when a QoreStringNode value is needed, stack only, may not be dynamically allocated More...

#include <QoreStringNode.h>

List of all members.

Public Member Functions

DLLLOCAL ~QoreStringNodeValueHelper ()
 destroys the object and dereferences the QoreStringNode if it is a temporary pointer
DLLLOCAL const QoreStringNodeoperator-> ()
 returns the object being managed
DLLLOCAL const QoreStringNodeoperator* ()
 returns the object being managed
DLLLOCAL QoreStringNodegetReferencedValue ()
 returns a referenced value - the caller will own the reference


Detailed Description

this class is used to safely manage calls to AbstractQoreNode::getStringRepresentation() when a QoreStringNode value is needed, stack only, may not be dynamically allocated

the QoreStringNode value returned by this function is managed safely in an exception-safe way with this class

    QoreStringNodeValueHelper str(n);
    printf("str='%s'\n", str->getBuffer());
    return str.getReferencedValue();

Member Function Documentation

DLLLOCAL const QoreStringNode* QoreStringNodeValueHelper::operator-> (  )  [inline]

returns the object being managed

Returns:
the object being managed

DLLLOCAL const QoreStringNode* QoreStringNodeValueHelper::operator* (  )  [inline]

returns the object being managed

Returns:
the object being managed

DLLLOCAL QoreStringNode* QoreStringNodeValueHelper::getReferencedValue (  )  [inline]

returns a referenced value - the caller will own the reference

The string is referenced if necessary (if it was a temporary value)

Returns:
the string value, where the caller will own the reference count

References AbstractQoreNode::ref().


The documentation for this class was generated from the following file:

Generated on Mon Oct 26 09:09:50 2009 for Qore Programming Language by  doxygen 1.5.6