本文整理汇总了C++中XQuery_t类的典型用法代码示例。如果您正苦于以下问题:C++ XQuery_t类的具体用法?C++ XQuery_t怎么用?C++ XQuery_t使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了XQuery_t类的20个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的C++代码示例。
示例1: test_serialization_error
// test for bug #3085093 "ZorbaError not caught in SerializerImpl::serialize"
bool
test_serialization_error(Zorba* aZorba)
{
XQuery_t lQuery = aZorba->compileQuery("<a a='1'/>/@a");
Zorba_SerializerOptions_t lOptions;
Serializer_t lSerializer = Serializer::createSerializer(lOptions);
Iterator_t lIterator = lQuery->iterator();
try {
lIterator->open();
Item lItem;
while ( lIterator->next(lItem) ) {
// we have to wrap the item in a Serializable object
SingletonItemSequence lSequence(lItem);
lSerializer->serialize(&lSequence, std::cout);
}
lIterator->close();
} catch (ZorbaException& e) {
std::cerr << e << std::endl;
lIterator->close();
return true;
}
return false;
}
开发者ID:alyst,项目名称:zorba,代码行数:30,代码来源:serializer.cpp
示例2: sax2
int sax2( int argc, char * argv[] )
{
// create a SAX content handler that prints all events to standard out
XMLSerializer lContentHandler( std::cout );
void* lStore = zorba::StoreManager::getStore();
// initialize the Zorba engine and get a pointer to it
Zorba* lZorba = Zorba::getInstance(lStore);
try
{
// compile a query
XQuery_t lQuery = lZorba->compileQuery("<a xmlns:f=\"foo\" xmlns=\"http://zorba.io/defaultns\"> text a text a <b xmlns:ns1=\"http://zorba.io/usecase1\" attr1=\"value1\" attr2=\"value2\"> text b </b><f:bar>foo</f:bar><foo /><bar /><b><![CDATA[ foo ]]></b></a>");
// register the content handler created above
lQuery->registerSAXHandler( &lContentHandler );
// execute the query and call according SAX callbacks
// i.e. equivalent to serializing to xml and parsing using SAX).
lQuery->executeSAX();
}
catch ( ZorbaException &e )
{
std::cerr << e << std::endl;
}
lZorba->shutdown();
zorba::StoreManager::shutdownStore(lStore);
return 0;
}
开发者ID:zorba-processor,项目名称:zorba,代码行数:31,代码来源:sax2.cpp
示例3: cxx_api_changes_test2
bool
cxx_api_changes_test2 (Zorba* aZorba)
{
try
{
//test the use of the isSequential function in the c++ API
std::ifstream lIn("cxx_api_ch2.xq");
assert(lIn.good());
XQuery_t lQuery = aZorba->compileQuery(lIn);
if(lQuery->isSequential())
return false;
}
catch (XQueryException& qe)
{
std::cerr << qe << std::endl;
return false;
}
catch (ZorbaException& e)
{
std::cerr << e << std::endl;
return false;
}
return true;
}
开发者ID:alyst,项目名称:zorba,代码行数:27,代码来源:cxx_api_changes.cpp
示例4: example_1
/**
* Test accessing a JSONArray's members
*/
bool
example_1(Zorba* aZorba)
{
Iterator_t lIterator;
XQuery_t lQuery = aZorba->compileQuery("[ 1, 2, 3 ]");
lIterator = lQuery->iterator();
lIterator->open();
Item lItem;
lIterator->next(lItem);
// Ensure we got a JSON array
if (!lItem.isJSONItem() ||
lItem.getJSONItemKind() != store::StoreConsts::jsonArray) {
std::cerr << "Item is not JSON Array!" << std::endl;
return false;
}
// Ensure array has 3 integer members
uint64_t lSize = lItem.getArraySize();
if (lSize != 3) {
std::cerr << lSize << " array members returned, expecting 3" << std::endl;
return false;
}
for(uint64_t i = 1; i <= lSize; ++i)
{
Item lMember = lItem.getArrayValue(i);
// This will throw an exception if the item isn't an integer
std::cout << lMember.getLongValue() << std::endl;
}
lIterator->close();
return true;
}
开发者ID:zorba-processor,项目名称:zorba,代码行数:36,代码来源:jsoniq.cpp
示例5: cxx_api_changes_test4
bool
cxx_api_changes_test4(Zorba* aZorba)
{
try
{
std::ifstream lIn("cxx_api_ch4.xq");
assert(lIn.good());
StaticContext_t lStaticContext = aZorba->createStaticContext();
std::vector<String> lModulePaths;
lModulePaths.push_back(zorba::CMAKE_BINARY_DIR+"/TEST_URI_PATH/");
lStaticContext->setModulePaths(lModulePaths);
XQuery_t lQuery = aZorba->compileQuery(lIn, lStaticContext);
std::vector<Item> lVars;
Iterator_t varsIte;
lQuery->getExternalVariables(varsIte);
varsIte->open();
Item temp;
while(varsIte->next(temp))
lVars.push_back(temp);
varsIte->close();
if (lVars.size() != 3)
return false;
std::ostringstream lOut;
std::vector<Item>::const_iterator lIte = lVars.begin();
std::vector<Item>::const_iterator lEnd = lVars.end();
for (; lIte != lEnd; ++lIte)
{
lOut << lIte->getStringValue() << " ";
}
std::string out = lOut.str();
if (out != "testGetExtVarA:ext a testGetExtVarB:ext " &&
out != "testGetExtVarB:ext a testGetExtVarA:ext " &&
out != "a testGetExtVarA:ext testGetExtVarB:ext " &&
out != "a testGetExtVarB:ext testGetExtVarA:ext " &&
out != "testGetExtVarA:ext testGetExtVarB:ext a " &&
out != "testGetExtVarB:ext testGetExtVarA:ext a ")
return false;
}
catch (XQueryException& qe)
{
std::cerr << qe << std::endl;
return false;
}
catch (ZorbaException& e)
{
std::cerr << e << std::endl;
return false;
}
return true;
}
开发者ID:alyst,项目名称:zorba,代码行数:59,代码来源:cxx_api_changes.cpp
示例6: external_function_test_2
bool
external_function_test_2(Zorba* aZorba)
{
try
{
std::ifstream lIn("ext_main.xq");
assert(lIn.good());
std::ostringstream lOut;
MyExternalModule lMod;
StaticContext_t lSctx = aZorba->createStaticContext();
lSctx->registerModule(&lMod);
{
XQuery_t lQuery = aZorba->compileQuery(lIn, lSctx);
zorba::DynamicContext* lDynContext = lQuery->getDynamicContext();
// must be released in MyExternalFunctionParameter::destroy
MyExternalFunctionParameter* lParam1 = new MyExternalFunctionParameter();
MyExternalFunctionParameter* lParam2 = new MyExternalFunctionParameter();
lDynContext->addExternalFunctionParameter("myparam", lParam1);
lDynContext->addExternalFunctionParameter("myparam", lParam2);
// make sure that destroy is invoked if the first parameter is overwritten
if (!lDestroyedParam)
{
return false;
}
else
{
lDestroyedParam = false;
}
lDynContext->setVariable("local:foo",
aZorba->getItemFactory()->createString("foo"));
std::cout << lQuery << std::endl;
}
// destroy is called if the XQuery object is destroyed
return lGotParam && lDestroyedParam;
}
catch (XQueryException& qe)
{
std::cerr << qe << std::endl;
return false;
}
catch (ZorbaException& e)
{
std::cerr << e << std::endl;
return false;
}
return true;
}
开发者ID:alyst,项目名称:zorba,代码行数:56,代码来源:external_function.cpp
示例7: cxx_api_changes_test5
bool
cxx_api_changes_test5(Zorba* aZorba)
{
try
{
std::string lIn = "declare variable $a external; 1+1";
XQuery_t lQuery = aZorba->compileQuery(lIn);
std::vector<Item> lVars;
Iterator_t varsIte;
lQuery->getExternalVariables(varsIte);
varsIte->open();
Item temp;
while(varsIte->next(temp))
lVars.push_back(temp);
varsIte->close();
std::vector<Item>::const_iterator lIte = lVars.begin();
std::vector<Item>::const_iterator lEnd = lVars.end();
Item item = aZorba->getItemFactory()->createInt(4);
bool isBound1;
bool isBound2;
for(; lIte != lEnd; ++lIte)
{
Item qname = *lIte;
isBound1 = lQuery->getDynamicContext()->isBoundExternalVariable(qname.getNamespace(), qname.getLocalName());
Item value = aZorba->getItemFactory()->createString("foo");
lQuery->getDynamicContext()->setVariable(qname.getStringValue(), value);
isBound2 = lQuery->getDynamicContext()->isBoundExternalVariable(qname.getNamespace(), qname.getLocalName());
}
if (!isBound1 && isBound2)
return true;
}
catch (XQueryException& qe)
{
std::cerr << qe << std::endl;
return false;
}
catch (ZorbaException& e)
{
std::cerr << e << std::endl;
return false;
}
return true;
}
开发者ID:alyst,项目名称:zorba,代码行数:55,代码来源:cxx_api_changes.cpp
示例8: cxx_api_changes_test3
bool
cxx_api_changes_test3(Zorba* aZorba)
{
try
{
//tests the use of getExternalVariables
std::ifstream lIn("cxx_api_ch3.xq");
assert(lIn.good());
XQuery_t lQuery = aZorba->compileQuery(lIn);
std::vector<Item> lVars;
Iterator_t varsIte;
lQuery->getExternalVariables(varsIte);
varsIte->open();
Item temp;
while(varsIte->next(temp))
lVars.push_back(temp);
varsIte->close();
if (lVars.size() != 2)
{
std::cout << "Expected 2 variables but got " << lVars.size() << std::endl;
return false;
}
std::vector<Item>::iterator lIte = lVars.begin();
std::vector<Item>::iterator lEnd = lVars.end();
for (; lIte != lEnd; ++lIte)
{
String name = lIte->getStringValue();
if (name != "a" && name != "b")
return false;
}
}
catch (XQueryException& qe)
{
std::cerr << qe << std::endl;
return false;
}
catch (ZorbaException& e)
{
std::cerr << e << std::endl;
return false;
}
return true;
}
开发者ID:alyst,项目名称:zorba,代码行数:52,代码来源:cxx_api_changes.cpp
示例9: serialization_example_2
/**
* Example to invoke the serializer using the serialize() call on the query object.
*/
bool
serialization_example_2(Zorba* aZorba)
{
try {
XQuery_t lQuery = aZorba->compileQuery("for $i in (1 to 3) return <a> { $i } </a>");
lQuery->execute(std::cout);
} catch (ZorbaException& e) {
std::cerr << e << std::endl;
return false;
}
return true;
}
开发者ID:jensopetersen,项目名称:zorba,代码行数:17,代码来源:serialization.cpp
示例10: example1
bool example1()
{
std::stringstream lStr;
lStr << "(<anXMLExample/>, ";
lStr << "<json type='object'><pair name='firstName' type='string'>";
lStr << "John</pair></json>, ";
lStr << "42)";
XQuery_t lQuery = theZorba->compileQuery(lStr.str());
try {
lQuery->execute(std::cout, callback, this);
} catch (ZorbaException& e) {
std::cerr << e << std::endl;
return false;
}
return true;
}
开发者ID:zorba-processor,项目名称:zorba,代码行数:16,代码来源:callback.cpp
示例11: serialization_example_4
/**
* Example to serialize the result of a query with indentation.
*/
bool
serialization_example_4(Zorba* aZorba)
{
try {
XQuery_t lQuery = aZorba->compileQuery("for $i in (1 to 3) return <a> { $i } </a>");
Zorba_SerializerOptions lSerOptions;
lSerOptions.indent = ZORBA_INDENT_YES;
lQuery->execute(std::cout, &lSerOptions);
} catch (ZorbaException& e) {
std::cerr << e << std::endl;
return false;
}
return true;
}
开发者ID:jensopetersen,项目名称:zorba,代码行数:20,代码来源:serialization.cpp
示例12: serialization_example_3
/**
* Example that shows HTML serialization of the results.
*/
bool
serialization_example_3(Zorba* aZorba)
{
try {
XQuery_t lQuery = aZorba->compileQuery("for $i in (1 to 3) return <a> { $i } </a>");
Zorba_SerializerOptions lSerOptions;
lSerOptions.ser_method = ZORBA_SERIALIZATION_METHOD_HTML;
lQuery->execute(std::cout, &lSerOptions);
} catch (ZorbaException& e) {
std::cerr << e << std::endl;
return false;
}
return true;
}
开发者ID:jensopetersen,项目名称:zorba,代码行数:20,代码来源:serialization.cpp
示例13: serialization_example_6
bool
serialization_example_6(Zorba* aZorba)
{
try {
XQuery_t lQuery = aZorba->compileQuery("for $i in (1 to 3) return <a> { $i } </a>");
Zorba_SerializerOptions lSerOptions;
lSerOptions.byte_order_mark = ZORBA_BYTE_ORDER_MARK_YES;
lQuery->execute(std::cout, &lSerOptions);
} catch (ZorbaException& e) {
std::cerr << e << std::endl;
return false;
}
return true;
}
开发者ID:jensopetersen,项目名称:zorba,代码行数:17,代码来源:serialization.cpp
示例14: serialization_example_5
bool
serialization_example_5(Zorba* aZorba)
{
try {
XQuery_t lQuery = aZorba->compileQuery("for $i in (1 to 3) return <a> { $i } </a>");
Zorba_SerializerOptions lSerOptions;
lSerOptions.omit_xml_declaration = ZORBA_OMIT_XML_DECLARATION_YES;
lQuery->execute(std::cout, &lSerOptions);
} catch (ZorbaException& e) {
std::cerr << e << std::endl;
return false;
}
return true;
}
开发者ID:jensopetersen,项目名称:zorba,代码行数:17,代码来源:serialization.cpp
示例15: example_2
bool
example_2(Zorba* aZorba)
{
XQuery_t lQuery = aZorba->createQuery();
std::string path( "/home/adam/proj/marc2bibframe/xbin/zorba3-0.xqy");
std::unique_ptr<std::istream> qfile;
qfile.reset( new std::ifstream( path.c_str() ) );
Zorba_CompilerHints lHints;
// lQuery->setFileName("http://base/");
lQuery->setFileName("/home/adam/proj/marc2bibframe/xbin/");
lQuery->compile(*qfile, lHints);
zorba::DynamicContext* lDynamicContext = lQuery->getDynamicContext();
zorba::Item lItem = aZorba->getItemFactory()->createString("http://base/");
lDynamicContext->setVariable("baseuri", lItem);
lItem = aZorba->getItemFactory()->createString(
"/home/adam/proj/yaz/test/marc6.xml");
lDynamicContext->setVariable("marcxmluri", lItem);
lItem = aZorba->getItemFactory()->createString("rdfxml");
lDynamicContext->setVariable("serialization", lItem);
std::cout << lQuery << std::endl;
lItem = aZorba->getItemFactory()->createString(
"/home/adam/proj/yaz/test/marc7.xml");
lDynamicContext->setVariable("marcxmluri", lItem);
std::stringstream ss;
lQuery->execute(ss);
std::string result = ss.str();
std::cout << result << std::endl;
return true;
}
开发者ID:dcrossleyau,项目名称:mp-xquery,代码行数:45,代码来源:tst.cpp
示例16: example_5
/**
* Test accessing a non-existent JSONObject pair value
*/
bool
example_5(Zorba* aZorba)
{
Iterator_t lIterator;
XQuery_t lQuery = aZorba->compileQuery("{ \"one\" : 1, \"two\" : 2 }");
lIterator = lQuery->iterator();
lIterator->open();
Item lItem;
lIterator->next(lItem);
Item lNonValue = lItem.getObjectValue("three");
lIterator->close();
if (!lNonValue.isNull()) {
return false;
}
return true;
}
开发者ID:zorba-processor,项目名称:zorba,代码行数:21,代码来源:jsoniq.cpp
示例17: error_example_4
bool
error_example_4(Zorba* aZorba)
{
MyDiagnosticHandler lHandler;
try {
// move this outside if constant folding is fixed
XQuery_t lQuery = aZorba->compileQuery("1 div 0");
lQuery->registerDiagnosticHandler(&lHandler);
std::cout << lQuery << std::endl;
} catch (ZorbaException const& e) {
std::cerr << e << std::endl;
if ( e.diagnostic().kind() == diagnostic::XQUERY_DYNAMIC )
return true;
}
return false;
}
开发者ID:buchenberg,项目名称:zorba,代码行数:19,代码来源:errors.cpp
示例18: example_4
/**
* Test accessing a non-existent JSONArray member
*/
bool
example_4(Zorba* aZorba)
{
Iterator_t lIterator, lMembers;
XQuery_t lQuery = aZorba->compileQuery("[ 1, 2, 3 ]");
lIterator = lQuery->iterator();
lIterator->open();
Item lItem;
lIterator->next(lItem);
Item lNonMember = lItem.getArrayValue(4);
lIterator->close();
if (!lNonMember.isNull()) {
return false;
}
return true;
}
开发者ID:zorba-processor,项目名称:zorba,代码行数:22,代码来源:jsoniq.cpp
示例19: example_3
/**
* Test accessing a JSONObject's values directly by name
*/
bool
example_3(Zorba* aZorba)
{
Iterator_t lIterator;
XQuery_t lQuery = aZorba->compileQuery("{ \"one\" : 1, \"two\" : 2 }");
lIterator = lQuery->iterator();
lIterator->open();
Item lItem;
lIterator->next(lItem);
Item lValue;
lValue = lItem.getObjectValue("one");
std::cout << lValue.getLongValue() << std::endl;
lValue = lItem.getObjectValue("two");
std::cout << lValue.getLongValue() << std::endl;
lIterator->close();
return true;
}
开发者ID:zorba-processor,项目名称:zorba,代码行数:23,代码来源:jsoniq.cpp
示例20: example_2
/**
* Test accessing a JSONArray's members directly by index
*/
bool
example_2(Zorba* aZorba)
{
Iterator_t lIterator;
XQuery_t lQuery = aZorba->compileQuery("[ 1, 2, 3 ]");
lIterator = lQuery->iterator();
lIterator->open();
Item lItem;
lIterator->next(lItem);
Item lMember;
for (int i = 1; i <= 3; i++) {
lMember = lItem.getArrayValue(i);
std::cout << lMember.getLongValue() << std::endl;
}
lIterator->close();
return true;
}
开发者ID:zorba-processor,项目名称:zorba,代码行数:23,代码来源:jsoniq.cpp
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