| /** \file sofastream.hpp . |
| ----------------------------------------------------------------------------- |
| |
| |
| |
| \brief Contains implementation of uima::CASPool |
| |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| |
| -------------------------------------------------------------------------- */ |
| |
| |
| // --------------------------------------------------------------------------- |
| // Includes |
| // --------------------------------------------------------------------------- |
| |
| |
| #include "uima/caspool.hpp" |
| #include "uima/err_ids.h" |
| #include "uima/msg.h" |
| |
| using namespace std; |
| namespace uima { |
| |
| |
| UIMA_EXC_CLASSIMPLEMENT(CASPoolException, uima::Exception); |
| //------------------------------------------------------------ |
| // |
| // CASPool implementation |
| // |
| //------------------------------------------------------------ |
| |
| CASPool::CASPool(const AnalysisEngineDescription & taeSpec, |
| size_t numInstances) |
| :iv_vecAllInstances(), |
| iv_vecFreeInstances(), |
| iv_pCasDef(NULL), |
| iv_numInstances(numInstances) { |
| |
| iv_pCasDef = uima::internal::CASDefinition::createCASDefinition(taeSpec); |
| |
| if (iv_pCasDef == NULL) { |
| UIMA_EXC_THROW_NEW(CASPoolException, |
| UIMA_ERR_CASPOOL_CREATE_CASDEFINITION, |
| UIMA_MSG_ID_EXC_CREATE_CASPOOL, |
| UIMA_MSG_ID_EXC_CREATE_CASPOOL, |
| ErrorInfo::unrecoverable); |
| } |
| |
| for (size_t i=0; i < numInstances; i++) { |
| CAS * pCas = uima::internal::CASImpl::createCASImpl(*iv_pCasDef,false); |
| if (pCas == NULL) { |
| UIMA_EXC_THROW_NEW(CASPoolException, |
| UIMA_ERR_CASPOOL_CREATE_CAS, |
| UIMA_MSG_ID_EXC_CREATE_CASPOOL, |
| UIMA_MSG_ID_EXC_CREATE_CASPOOL, |
| ErrorInfo::unrecoverable); |
| } |
| iv_vecAllInstances.push_back((CAS *)pCas->getInitialView()); |
| iv_vecFreeInstances.push_back((CAS *)pCas->getInitialView()); |
| } |
| } |
| |
| |
| CASPool::~CASPool() { |
| for (size_t i=0; i < iv_vecAllInstances.size(); i++) { |
| delete iv_vecAllInstances[i]; |
| } |
| if (iv_pCasDef) |
| delete iv_pCasDef; |
| } |
| |
| |
| CAS & CASPool::getCAS() { |
| |
| CAS * pCas = NULL; |
| vector<CAS *>::iterator iter; |
| |
| for (iter=iv_vecFreeInstances.begin(); iter != iv_vecFreeInstances.end() ;iter++) { |
| pCas = *iter; |
| if (pCas) { |
| iv_vecFreeInstances.erase(iter); |
| break; |
| } |
| } |
| if (pCas) { //free cas |
| return *pCas; |
| } else { //for now throw exception if there |
| //are no available CASs. |
| UIMA_EXC_THROW_NEW(CASPoolException, |
| UIMA_ERR_CASPOOL_GET_CAS, |
| UIMA_MSG_ID_EXC_NO_FREE_CAS, |
| UIMA_MSG_ID_EXC_NO_FREE_CAS, |
| ErrorInfo::unrecoverable); |
| } |
| |
| } |
| |
| void CASPool::releaseCAS(CAS & aCas) { |
| |
| aCas.reset(); |
| iv_vecFreeInstances.push_back(&aCas); |
| return; |
| } |
| |
| } //namespace |
| |