Package org.apache.ibatis.executor

Examples of org.apache.ibatis.executor.Executor

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      if (level != null) {
        connection.setTransactionIsolation(level.getLevel());
      }
      connection = wrapConnection(connection);
      Transaction tx = transactionFactory.newTransaction(connection, autoCommit);
      Executor executor = configuration.newExecutor(tx, execType);
      return new DefaultSqlSession(configuration, executor, autoCommit);
    } catch (Exception e) {
      closeConnection(connection);
      throw ExceptionFactory.wrapException("Error opening session.  Cause: " + e, e);
    } finally {
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      }
      connection = wrapConnection(connection);
      final Environment environment = configuration.getEnvironment();
      final TransactionFactory transactionFactory = getTransactionFactoryFromEnvironment(environment);
      Transaction tx = transactionFactory.newTransaction(connection, autoCommit);
      Executor executor = configuration.newExecutor(tx, execType);
      return new DefaultSqlSession(configuration, executor, autoCommit);
    } catch (Exception e) {
      throw ExceptionFactory.wrapException("Error opening session.  Cause: " + e, e);
    } finally {
      ErrorContext.instance().reset();
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  }

  public Executor newExecutor(Transaction transaction, ExecutorType executorType) {
    executorType = executorType == null ? defaultExecutorType : executorType;
    executorType = executorType == null ? ExecutorType.SIMPLE : executorType;
    Executor executor;
    if (ExecutorType.BATCH == executorType) {
      executor = new BatchExecutor(this, transaction);
    } else if (ExecutorType.REUSE == executorType) {
      executor = new ReuseExecutor(this, transaction);
    } else {
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  }

  public Executor newExecutor(Transaction transaction, ExecutorType executorType) {
    executorType = executorType == null ? defaultExecutorType : executorType;
    executorType = executorType == null ? ExecutorType.SIMPLE : executorType;
    Executor executor;
    if (ExecutorType.BATCH == executorType) {
      executor = new BatchExecutor(this, transaction);
    } else if (ExecutorType.REUSE == executorType) {
      executor = new ReuseExecutor(this, transaction);
    } else {
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              }
            }).build());
          }
        }).build();

    final Executor executor = null;
    final ParameterHandler parameterHandler = null;
    final ResultHandler resultHandler = null;
    final BoundSql boundSql = null;
    final RowBounds rowBounds = new RowBounds(0, 100);
    final DefaultResultSetHandler fastResultSetHandler = new DefaultResultSetHandler(executor, ms, parameterHandler, resultHandler, boundSql, rowBounds);
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        final Configuration configuration = ms.getConfiguration();
        final MetaObject metaParam = configuration.newMetaObject(parameter);
        if (keyProperties != null) {
          // Do not close keyExecutor.
          // The transaction will be closed by parent executor.
          Executor keyExecutor = configuration.newExecutor(executor.getTransaction(), ExecutorType.SIMPLE);
          List<Object> values = keyExecutor.query(keyStatement, parameter, RowBounds.DEFAULT, Executor.NO_RESULT_HANDLER);
          if (values.size() == 0) {
            throw new ExecutorException("SelectKey returned no data.");           
          } else if (values.size() > 1) {
            throw new ExecutorException("SelectKey returned more than one value.");
          } else {
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    resultObject = resultExtractor.extractObjectFromList(list, targetType);
    return resultObject;
  }

  private <E> List<E> selectList() throws SQLException {
    Executor localExecutor = executor;
    if (Thread.currentThread().getId() != this.creatorThreadId || localExecutor.isClosed()) {
      localExecutor = newExecutor();
    }
    try {
      return localExecutor.<E> query(mappedStatement, parameterObject, RowBounds.DEFAULT, Executor.NO_RESULT_HANDLER, cacheKey, boundSql);
    } finally {
      if (localExecutor != executor) {
        localExecutor.close(false);
      }
    }
  }
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    Transaction tx = null;
    try {
      final Environment environment = configuration.getEnvironment();
      final TransactionFactory transactionFactory = getTransactionFactoryFromEnvironment(environment);
      tx = transactionFactory.newTransaction(environment.getDataSource(), level, autoCommit);
      final Executor executor = configuration.newExecutor(tx, execType);
      return new DefaultSqlSession(configuration, executor, autoCommit);
    } catch (Exception e) {
      closeTransaction(tx); // may have fetched a connection so lets call close()
      throw ExceptionFactory.wrapException("Error opening session.  Cause: " + e, e);
    } finally {
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        autoCommit = true;
      }     
      final Environment environment = configuration.getEnvironment();
      final TransactionFactory transactionFactory = getTransactionFactoryFromEnvironment(environment);
      final Transaction tx = transactionFactory.newTransaction(connection);
      final Executor executor = configuration.newExecutor(tx, execType);
      return new DefaultSqlSession(configuration, executor, autoCommit);
    } catch (Exception e) {
      throw ExceptionFactory.wrapException("Error opening session.  Cause: " + e, e);
    } finally {
      ErrorContext.instance().reset();
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    static ExecutorService Pool;
    String dialectClass;
    boolean asyncTotalCount = false;
 
  public Object intercept(final Invocation invocation) throws Throwable {
        final Executor executor = (Executor) invocation.getTarget();
        final Object[] queryArgs = invocation.getArgs();
        final MappedStatement ms = (MappedStatement)queryArgs[MAPPED_STATEMENT_INDEX];
        final Object parameter = queryArgs[PARAMETER_INDEX];
        final RowBounds rowBounds = (RowBounds)queryArgs[ROWBOUNDS_INDEX];
        final PageBounds pageBounds = new PageBounds(rowBounds);

        if(pageBounds.getOffset() == RowBounds.NO_ROW_OFFSET
                && pageBounds.getLimit() == RowBounds.NO_ROW_LIMIT
                && pageBounds.getOrders().isEmpty()){
            return invocation.proceed();
        }

        final Dialect dialect;
        try {
            Class clazz = Class.forName(dialectClass);
            Constructor constructor = clazz.getConstructor(MappedStatement.class, Object.class, PageBounds.class);
            dialect = (Dialect)constructor.newInstance(new Object[]{ms, parameter, pageBounds});
        } catch (Exception e) {
            throw new ClassNotFoundException("Cannot create dialect instance: "+dialectClass,e);
        }

        final BoundSql boundSql = ms.getBoundSql(parameter);

        queryArgs[MAPPED_STATEMENT_INDEX] = copyFromNewSql(ms,boundSql,dialect.getPageSQL(), dialect.getParameterMappings(), dialect.getParameterObject());
        queryArgs[PARAMETER_INDEX] = dialect.getParameterObject();
        queryArgs[ROWBOUNDS_INDEX] = new RowBounds(RowBounds.NO_ROW_OFFSET,RowBounds.NO_ROW_LIMIT);

        Boolean async = pageBounds.getAsyncTotalCount() == null ? asyncTotalCount : pageBounds.getAsyncTotalCount();
        Future<List> listFuture = call(new Callable<List>() {
            public List call() throws Exception {
                return (List)invocation.proceed();
            }
        }, async);


        if(pageBounds.isContainsTotalCount()){
            Callable<Paginator> countTask = new Callable() {
                public Object call() throws Exception {
                    Integer count;
                    Cache cache = ms.getCache();
                    if(cache != null && ms.isUseCache() && ms.getConfiguration().isCacheEnabled()){
                        CacheKey cacheKey = executor.createCacheKey(ms,parameter,new PageBounds(),copyFromBoundSql(ms,boundSql,dialect.getCountSQL(), boundSql.getParameterMappings(), boundSql.getParameterObject()));
                        count = (Integer)cache.getObject(cacheKey);
                        if(count == null){
                            count = SQLHelp.getCount(ms,parameter,boundSql,dialect);
                            cache.putObject(cacheKey, count);
                        }
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Related Classes of org.apache.ibatis.executor.Executor

  • com.github.miemiedev.mybatis.paginator.OffsetLimitInterceptor
  • com.ibatis.sqlmap.engine.impl.SqlMapSessionImpl
  • org.apache.ibatis.executor.keygen.SelectKeyGenerator
  • org.apache.ibatis.executor.loader.ResultLoader
  • org.apache.ibatis.executor.resultset.DefaultResultSetHandlerTest
  • org.apache.ibatis.session.Configuration
  • org.apache.ibatis.session.defaults.DefaultSqlSessionFactory
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