void ReverseArrayIterator::reset()
{
for (size_t i = 0, n = outPos.size(); i < n; i++) {
outPos[i] = array.dims[i].getStartMin();
}
outPos[outPos.size()-1] -= array.dims[outPos.size()-1].getChunkInterval();
hasCurrent = nextAvailable();
chunkInitialized = false;
}
// a menu to switch through some options...
void menu(int opcao, contato reg, char *buffer, FILE *arq)
{
int sizeReg, nextPositionAvailable, remover, i;
switch (opcao) {
case 1: //insercao
{
printf("\ninsercao");
reg = readContact(); // read from the user input
sizeReg = concatenateReg(reg, buffer, arq); //mount the register in order to be stored
printf("\nDebug: Registro a ser escrito: %s", buffer);
printf("\nDebug: Tamanho do Registro a ser escrito: %d \n", sizeReg);
insertIntoIndexMap(sizeReg);
printIndexMap();
nextPositionAvailable = nextAvailable(arq, sizeReg);
getchar();
break;
}
case 2: //remocao
{
printf("\n -----====== REMOCAO de Registro =====----- ");
createIndexMap(arq);
printIndexMap();
printf("\nDigite o Codigo do registro a ser removido:");
fpurge(stdin); // fflush(stdin) // no windows
scanf("%d", &remover);
i = 1;
while (indexMap[i][2] != remover && indexMap[i][0] != -1 ) //code not found AND not EOF
{
printf("indexMap[%d][2] = %d - ", i, indexMap[i][2]);
i++;
}
if (indexMap[i][2] == remover )
{
indexMap[i][1] = 42; // set * to the desired register
fseek(arq,indexMap[i][3],0); //position the cursor at the register to be removed
fseek(arq, 4, 1); // move 4 bytes to move to the validation char (@ or *)
fwrite("*" , 1 , sizeof(char) , arq ); // writes * to remove logically the register
printf("\nRegistro apagado");
printIndexMap();
}
if ( indexMap[i][0] == -1 ) // if reachs the EOF, so the register wasn't founded
{
printf("Registro nao encontrado!");
}
fpurge(stdin); // fflush(stdin) // no windows
getchar();
break;
}
case 3: //compactacao
{
printf("\ncompactacao");
getchar();
break;
}
case 4: // Debug Renew indexMap
{
//createIndexMap(arq);
printIndexMap();
fpurge(stdin); // fflush(stdin) // no windows
getchar();
break;
}
case 0: // exit
{
printf("\nSaindo do programa!");
getchar();
break;
}
default: // invalid choices
{
printf("\nEscolha invalida!");
getchar();
break;
}
}
}
void ReverseArrayIterator::operator ++()
{
if (!hasCurrent)
throw USER_EXCEPTION(SCIDB_SE_EXECUTION, SCIDB_LE_NO_CURRENT_ELEMENT);
hasCurrent = nextAvailable();
}