List Class Reference

#include <Util.h>

Collaboration diagram for List:

[legend]

Public Member Functions
	List ()
DbRetVal	append (void *elem)
DbRetVal	remove (void *elem)
void *	get (int index)
bool	exists (void *elem)
ListIterator	getIterator ()
void	reset ()
int	size ()

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Detailed Description

Definition at line 74 of file Util.h.

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Constructor & Destructor Documentation

List::List

(

)

[inline]

Definition at line 79 of file Util.h.

{ head = NULL; totalElements = 0;}

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Member Function Documentation

DbRetVal List::append

(

void *

elem

)

[inline]

Definition at line 81 of file Util.h.

References ListNode::element, ListNode::next, and OK.

Referenced by SqlLogConnection::addPacket(), SqlLogConnection::addPreparePacket(), PacketCommit::getExecPacketList(), TableImpl::getFieldNameList(), CatalogTableTABLE::getTableList(), ParsedData::insertCondValueAndGetPtr(), ParsedData::insertField(), ParsedData::insertFieldValue(), ParsedData::insertInValue(), ParsedData::insertUpdateValue(), ParsedData::insertValue(), CacheTableLoader::load(), SqlLogStatement::prepare(), SqlOdbcStatement::prepare(), SqlNetworkHandler::processPrepare(), and verifyPrimKeyFldVal().

    {
        ListNode *newNode = new ListNode();
        newNode->element = elem;
        newNode->next = NULL;
        totalElements++;
        //If this is the first node, set it as head
        if (NULL == head) { head = newNode; return OK; }

        ListNode *iter = head;
        while (NULL != iter->next) iter = iter->next;
        iter->next = newNode;
        return OK;
    }

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bool List::exists

(

void *

elem

)

[inline]

Definition at line 135 of file Util.h.

References ListNode::element, and ListNode::next.

    {
        ListNode *iter = head;
        while (iter != NULL)
        {
            if (elem == iter->element)
            {
                return true;
            }
            iter = iter->next;
        }
        return false;
    }

void* List::get

(

int

index

)

[inline]

Definition at line 123 of file Util.h.

References ListNode::element, and ListNode::next.

Referenced by SqlOdbcStatement::bindField(), PacketExecute::marshall(), SqlLogStatement::setByteIntParam(), SqlOdbcStatement::setByteIntParam(), SqlLogStatement::setDateParam(), SqlOdbcStatement::setDateParam(), SqlLogStatement::setDoubleParam(), SqlOdbcStatement::setDoubleParam(), PacketCommit::setExecPackets(), SqlLogStatement::setFloatParam(), SqlOdbcStatement::setFloatParam(), SqlLogStatement::setIntParam(), SqlOdbcStatement::setIntParam(), SqlLogStatement::setLongLongParam(), SqlOdbcStatement::setLongLongParam(), SqlLogStatement::setLongParam(), SqlOdbcStatement::setLongParam(), PacketExecute::setParams(), SqlLogStatement::setShortParam(), SqlOdbcStatement::setShortParam(), SqlLogStatement::setStringParam(), SqlOdbcStatement::setStringParam(), SqlLogStatement::setTimeParam(), SqlOdbcStatement::setTimeParam(), SqlLogStatement::setTimeStampParam(), and SqlOdbcStatement::setTimeStampParam().

    {
        ListNode *localIter = head;
        if (localIter == NULL) return NULL;
        for (int i=0; i <index -1; i++) {
           localIter = localIter->next;
           if (localIter == NULL) break;
        }
        return localIter->element;
    }

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ListIterator List::getIterator

(

)

[inline]

Definition at line 149 of file Util.h.

Referenced by SqlLogConnection::commit(), CreateIdxStatement::execute(), CreateTblStatement::execute(), SqlOdbcStatement::execute(), SqlOdbcStatement::fetch(), SqlOdbcStatement::fetchAndPrint(), SqlOdbcStatement::free(), SelStatement::getFieldName(), SqlOdbcStatement::getParamFldInfo(), SelStatement::getProjFldInfo(), SqlOdbcStatement::getProjFldInfo(), handleEchoAndComment(), insert(), SqlLogConnection::isTableCached(), CacheTableLoader::load(), main(), SqlLogConnection::removePreparePacket(), ParsedData::reset(), SelStatement::resolve(), InsStatement::resolve(), CreateTblStatement::resolve(), UpdStatement::resolveForAssignment(), DelStatement::resolveForCondition(), SqlLogConnection::rollback(), PacketExecute::unmarshall(), verifyPrimKeyFldVal(), and yyparse().

    {
        ListIterator iter(head);
        return iter;
    }

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DbRetVal List::remove

(

void *

elem

)

[inline]

Definition at line 97 of file Util.h.

References ListNode::element, ErrNotExists, ErrNotFound, ListNode::next, OK, and printError.

Referenced by SqlLogConnection::removePreparePacket().

    {
        if (NULL == head)
        {
            printError(ErrNotExists, "There are no elements in the list. Empty list");
            return ErrNotExists;
        }
        ListNode *iter = head, *prev = head;
        while (iter != NULL)
        {
            if (elem == iter->element)
            {
                prev->next = iter->next;
                delete iter;
                totalElements--;
                if (iter == head) { head = NULL; return OK;}
                return OK;
            }
            prev = iter;
            iter = iter->next;
        }
        printError(ErrNotFound, "There are no elements in the list");
        return ErrNotFound;
    }

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void List::reset

(

)

[inline]

Definition at line 154 of file Util.h.

References ListNode::next.

Referenced by ParsedData::clearFieldNameList(), SqlLogConnection::commit(), SqlLogStatement::free(), SqlOdbcStatement::free(), CacheTableLoader::load(), main(), ParsedData::reset(), InsStatement::resolve(), SqlLogConnection::rollback(), and verifyPrimKeyFldVal().

    {
        if (NULL == head) return;
        ListNode *iter = head, *prevIter = head;
        while (iter->next != NULL)
        {
            prevIter = iter;
            iter = iter->next;
            delete prevIter;

        }
        delete iter;
        head = NULL;
        totalElements = 0;
        return;
    }

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int List::size

(

)

[inline]

Definition at line 170 of file Util.h.

Referenced by SqlLogConnection::commit(), SqlLogConnection::connect(), CreateIdxStatement::execute(), CreateTblStatement::execute(), SqlOdbcStatement::noOfParamFields(), SqlOdbcStatement::noOfProjFields(), InsStatement::resolve(), PacketCommit::setExecPackets(), PacketExecute::setParams(), and verifyPrimKeyFldVal().

    {
        return totalElements;
    }

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

• include/Util.h

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