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/*
*
* Copyright (C) 2014-2024, OFFIS e.V.
* All rights reserved. See COPYRIGHT file for details.
*
* This software and supporting documentation were developed by
*
* OFFIS e.V.
* R&D Division Health
* Escherweg 2
* D-26121 Oldenburg, Germany
*
*
* Module: dcmdata
*
* Author: Joerg Riesmeier
*
* Purpose: Implementation of class DcmUniversalResourceIdentifierOrLocator
*
*/
#include "dcmtk/config/osconfig.h" /* make sure OS specific configuration is included first */
#include "dcmtk/dcmdata/dcvrur.h"
#include "dcmtk/dcmdata/dcmatch.h"
// ********************************
DcmUniversalResourceIdentifierOrLocator::DcmUniversalResourceIdentifierOrLocator(const DcmTag &tag,
const Uint32 len)
: DcmByteString(tag, len)
{
setMaxLength(DCM_UndefinedLength);
}
DcmUniversalResourceIdentifierOrLocator::DcmUniversalResourceIdentifierOrLocator(const DcmUniversalResourceIdentifierOrLocator &old)
: DcmByteString(old)
{
}
DcmUniversalResourceIdentifierOrLocator::~DcmUniversalResourceIdentifierOrLocator()
{
}
DcmUniversalResourceIdentifierOrLocator &DcmUniversalResourceIdentifierOrLocator::operator=(const DcmUniversalResourceIdentifierOrLocator &obj)
{
DcmByteString::operator=(obj);
return *this;
}
int DcmUniversalResourceIdentifierOrLocator::compare(const DcmElement& rhs) const
{
int result = DcmElement::compare(rhs);
if (result != 0)
{
return result;
}
/* cast away constness (dcmdata is not const correct...) */
DcmUniversalResourceIdentifierOrLocator* myThis = NULL;
DcmUniversalResourceIdentifierOrLocator* myRhs = NULL;
myThis = OFconst_cast(DcmUniversalResourceIdentifierOrLocator*, this);
myRhs = OFstatic_cast(DcmUniversalResourceIdentifierOrLocator*, OFconst_cast(DcmElement*, &rhs));
/* compare length */
unsigned long thisLength = myThis->getLength();
unsigned long rhsLength = myRhs->getLength();
if (thisLength < rhsLength)
{
return -1;
}
else if (thisLength > rhsLength)
{
return 1;
}
/* check whether values are equal */
OFString thisValue, rhsValue;
myThis->getOFStringArray(thisValue);
myRhs->getOFStringArray(rhsValue);
return thisValue.compare(rhsValue);
}
OFCondition DcmUniversalResourceIdentifierOrLocator::copyFrom(const DcmObject& rhs)
{
if (this != &rhs)
{
if (rhs.ident() != ident()) return EC_IllegalCall;
*this = OFstatic_cast(const DcmUniversalResourceIdentifierOrLocator &, rhs);
}
return EC_Normal;
}
// ********************************
DcmEVR DcmUniversalResourceIdentifierOrLocator::ident() const
{
return EVR_UR;
}
OFCondition DcmUniversalResourceIdentifierOrLocator::checkValue(const OFString & /*vm*/,
const OFBool /*oldFormat*/)
{
OFString strVal;
/* get "raw value" without any modifications (if possible) */
OFCondition l_error = getStringValue(strVal);
if (l_error.good())
l_error = DcmUniversalResourceIdentifierOrLocator::checkStringValue(strVal);
return l_error;
}
unsigned long DcmUniversalResourceIdentifierOrLocator::getVM()
{
/* value multiplicity is 1 for non-empty string, 0 otherwise */
return (getRealLength() > 0) ? 1 : 0;
}
// ********************************
OFCondition DcmUniversalResourceIdentifierOrLocator::getOFString(OFString &strValue,
const unsigned long /*pos*/,
OFBool normalize)
{
/* treat backslash as a normal character */
return getOFStringArray(strValue, normalize);
}
OFCondition DcmUniversalResourceIdentifierOrLocator::getOFStringArray(OFString &strValue,
OFBool normalize)
{
/* get string value without handling the "\" as a delimiter */
OFCondition l_error = getStringValue(strValue);
if (l_error.good() && normalize)
normalizeString(strValue, !MULTIPART, !DELETE_LEADING, DELETE_TRAILING);
return l_error;
}
// ********************************
OFCondition DcmUniversalResourceIdentifierOrLocator::checkStringValue(const OFString &value)
{
return DcmByteString::checkStringValue(value, "" /* vm */, "ur", 19, 0 /* maxLen: no check */);
}
OFBool DcmUniversalResourceIdentifierOrLocator::matches(const OFString& key,
const OFString& candidate,
const OFBool enableWildCardMatching) const
{
if (enableWildCardMatching)
return DcmAttributeMatching::wildCardMatching(key.c_str(), key.length(), candidate.c_str(), candidate.length());
else
return DcmByteString::matches(key, candidate, OFFalse);
}
OFBool DcmUniversalResourceIdentifierOrLocator::isUniversalMatch(const OFBool normalize,
const OFBool enableWildCardMatching)
{
if(!isEmpty(normalize))
{
if(enableWildCardMatching)
{
OFString value;
/* by definition, the VM of a non-empty value of this VR is 1 */
getOFStringArray(value, normalize);
if(value.find_first_not_of( '*' ) != OFString_npos)
return OFFalse;
}
else
return OFFalse;
}
return OFTrue;
}
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