Package com.ibatis.sqlmap.engine.scope

Examples of com.ibatis.sqlmap.engine.scope.ErrorContext

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  //  PROTECTED METHODS
  //

  protected void executeQueryWithCallback(StatementScope statementScope, Connection conn, Object parameterObject, Object resultObject, RowHandler rowHandler, int skipResults, int maxResults)
      throws SQLException {
    ErrorContext errorContext = statementScope.getErrorContext();
    errorContext.setActivity("preparing the mapped statement for execution");
    errorContext.setObjectId(this.getId());
    errorContext.setResource(this.getResource());

    try {
      parameterObject = validateParameter(parameterObject);

      Sql sql = getSql();

      errorContext.setMoreInfo("Check the parameter map.");
      ParameterMap parameterMap = sql.getParameterMap(statementScope, parameterObject);

      errorContext.setMoreInfo("Check the result map.");
      ResultMap resultMap = sql.getResultMap(statementScope, parameterObject);

      statementScope.setResultMap(resultMap);
      statementScope.setParameterMap(parameterMap);

      errorContext.setMoreInfo("Check the parameter map.");
      Object[] parameters = parameterMap.getParameterObjectValues(statementScope, parameterObject);

      errorContext.setMoreInfo("Check the SQL statement.");
      String sqlString = sql.getSql(statementScope, parameterObject);

      errorContext.setActivity("executing mapped statement");
      errorContext.setMoreInfo("Check the SQL statement or the result map.");
      RowHandlerCallback callback = new RowHandlerCallback(resultMap, resultObject, rowHandler);
      sqlExecuteQuery(statementScope, conn, sqlString, parameters, skipResults, maxResults, callback);

      errorContext.setMoreInfo("Check the output parameters.");
      if (parameterObject != null) {
        postProcessParameterObject(statementScope, parameterObject, parameters);
      }

      errorContext.reset();
      sql.cleanup(statementScope);
      notifyListeners();
    } catch (SQLException e) {
      errorContext.setCause(e);
      throw new NestedSQLException(errorContext.toString(), e.getSQLState(), e.getErrorCode(), e);
    } catch (Exception e) {
      errorContext.setCause(e);
      throw new NestedSQLException(errorContext.toString(), e);
    }
  }
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  public Object setData(StatementScope statementScope, ResultMap resultMap, Object resultObject, Object[] values) {
    if (resultPlan != null) {
      Object object = resultObject;

      ErrorContext errorContext = statementScope.getErrorContext();

      if (object == null) {
        errorContext.setMoreInfo("The error occured while instantiating the result object");
        try {
          object = ResultObjectFactoryUtil.createObjectThroughFactory(resultMap.getResultClass());
        } catch (Exception e) {
          throw new RuntimeException("JavaBeansDataExchange could not instantiate result class.  Cause: " + e, e);
        }
      }
      errorContext.setMoreInfo("The error happened while setting a property on the result object.");
      resultPlan.setProperties(object, values);
      return object;
    } else {
      return null;
    }
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   *
   * @throws java.sql.SQLException
   */
  public Object[] getResults(StatementScope statementScope, ResultSet rs)
      throws SQLException {
    ErrorContext errorContext = statementScope.getErrorContext();
    errorContext.setActivity("applying a result map");
    errorContext.setObjectId(this.getId());
    errorContext.setResource(this.getResource());
    errorContext.setMoreInfo("Check the result map.");

    boolean foundData = false;
    Object[] columnValues = new Object[getResultMappings().length];
    for (int i = 0; i < getResultMappings().length; i++) {
      ResultMapping mapping = (ResultMapping) getResultMappings()[i];
      errorContext.setMoreInfo(mapping.getErrorString());
      if (mapping.getStatementName() != null) {
        if (resultClass == null) {
          throw new SqlMapException("The result class was null when trying to get results for ResultMap named " + getId() + ".");
        } else if (Map.class.isAssignableFrom(resultClass)) {
          Class javaType = mapping.getJavaType();
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   * @throws java.sql.SQLException
   */
  public void setParameters(StatementScope statementScope, PreparedStatement ps, Object[] parameters)
      throws SQLException {

    ErrorContext errorContext = statementScope.getErrorContext();
    errorContext.setActivity("applying a parameter map");
    errorContext.setObjectId(this.getId());
    errorContext.setResource(this.getResource());
    errorContext.setMoreInfo("Check the parameter map.");

    if (parameterMappings != null) {
      for (int i = 0; i < parameterMappings.length; i++) {
        ParameterMapping mapping = parameterMappings[i];
        errorContext.setMoreInfo(mapping.getErrorString());
        if (mapping.isInputAllowed()) {
          setParameter(ps, mapping, parameters, i);
        }
      }
    }
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   * @param parameters - the parameters for the sql statement
   * @return - the number of records changed
   * @throws SQLException - if the update fails
   */
  public int executeUpdate(StatementScope statementScope, Connection conn, String sql, Object[] parameters) throws SQLException {
    ErrorContext errorContext = statementScope.getErrorContext();
    errorContext.setActivity("executing update");
    errorContext.setObjectId(sql);
    PreparedStatement ps = null;
    setupResultObjectFactory(statementScope);
    int rows = 0;
    try {
      errorContext.setMoreInfo("Check the SQL Statement (preparation failed).");
      ps = prepareStatement(statementScope.getSession(), conn, sql);
      setStatementTimeout(statementScope.getStatement(), ps);
      errorContext.setMoreInfo("Check the parameters (set parameters failed).");
      statementScope.getParameterMap().setParameters(statementScope, ps, parameters);
      errorContext.setMoreInfo("Check the statement (update failed).");
      ps.execute();
      rows = ps.getUpdateCount();
    } finally {
      closeStatement(statementScope.getSession(), ps);
    }
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   * @param maxResults  - the maximum number of results to return
   * @param callback    - the row handler for the query
   * @throws SQLException - if the query fails
   */
  public void executeQuery(StatementScope statementScope, Connection conn, String sql, Object[] parameters, int skipResults, int maxResults, RowHandlerCallback callback) throws SQLException {
    ErrorContext errorContext = statementScope.getErrorContext();
    errorContext.setActivity("executing query");
    errorContext.setObjectId(sql);
    PreparedStatement ps = null;
    ResultSet rs = null;
    setupResultObjectFactory(statementScope);
    try {
      errorContext.setMoreInfo("Check the SQL Statement (preparation failed).");
      Integer rsType = statementScope.getStatement().getResultSetType();
      if (rsType != null) {
        ps = prepareStatement(statementScope.getSession(), conn, sql, rsType);
      } else {
        ps = prepareStatement(statementScope.getSession(), conn, sql);
      }
      setStatementTimeout(statementScope.getStatement(), ps);
      Integer fetchSize = statementScope.getStatement().getFetchSize();
      if (fetchSize != null) {
        ps.setFetchSize(fetchSize.intValue());
      }
      errorContext.setMoreInfo("Check the parameters (set parameters failed).");
      statementScope.getParameterMap().setParameters(statementScope, ps, parameters);
      errorContext.setMoreInfo("Check the statement (query failed).");
      ps.execute();
      errorContext.setMoreInfo("Check the results (failed to retrieve results).");

      // Begin ResultSet Handling
      rs = handleMultipleResults(ps, statementScope, skipResults, maxResults, callback);
      // End ResultSet Handling
    } finally {
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   * @param parameters - the parameters for the procedure
   * @return - the rows impacted by the procedure
   * @throws SQLException - if the procedure fails
   */
  public int executeUpdateProcedure(StatementScope statementScope, Connection conn, String sql, Object[] parameters) throws SQLException {
    ErrorContext errorContext = statementScope.getErrorContext();
    errorContext.setActivity("executing update procedure");
    errorContext.setObjectId(sql);
    CallableStatement cs = null;
    setupResultObjectFactory(statementScope);
    int rows = 0;
    try {
      errorContext.setMoreInfo("Check the SQL Statement (preparation failed).");
      cs = prepareCall(statementScope.getSession(), conn, sql);
      setStatementTimeout(statementScope.getStatement(), cs);
      ParameterMap parameterMap = statementScope.getParameterMap();
      ParameterMapping[] mappings = parameterMap.getParameterMappings();
      errorContext.setMoreInfo("Check the output parameters (register output parameters failed).");
      registerOutputParameters(cs, mappings);
      errorContext.setMoreInfo("Check the parameters (set parameters failed).");
      parameterMap.setParameters(statementScope, cs, parameters);
      errorContext.setMoreInfo("Check the statement (update procedure failed).");
      cs.execute();
      rows = cs.getUpdateCount();
      errorContext.setMoreInfo("Check the output parameters (retrieval of output parameters failed).");
      retrieveOutputParameters(statementScope, cs, mappings, parameters, null);
    } finally {
      closeStatement(statementScope.getSession(), cs);
    }
    return rows;
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   * @param maxResults  - the maximum number of results to return
   * @param callback    - a row handler for processing the results
   * @throws SQLException - if the procedure fails
   */
  public void executeQueryProcedure(StatementScope statementScope, Connection conn, String sql, Object[] parameters, int skipResults, int maxResults, RowHandlerCallback callback) throws SQLException {
    ErrorContext errorContext = statementScope.getErrorContext();
    errorContext.setActivity("executing query procedure");
    errorContext.setObjectId(sql);
    CallableStatement cs = null;
    ResultSet rs = null;
    setupResultObjectFactory(statementScope);
    try {
      errorContext.setMoreInfo("Check the SQL Statement (preparation failed).");
      Integer rsType = statementScope.getStatement().getResultSetType();
      if (rsType != null) {
        cs = prepareCall(statementScope.getSession(), conn, sql, rsType);
      } else {
        cs = prepareCall(statementScope.getSession(), conn, sql);
      }
      setStatementTimeout(statementScope.getStatement(), cs);
      Integer fetchSize = statementScope.getStatement().getFetchSize();
      if (fetchSize != null) {
        cs.setFetchSize(fetchSize.intValue());
      }
      ParameterMap parameterMap = statementScope.getParameterMap();
      ParameterMapping[] mappings = parameterMap.getParameterMappings();
      errorContext.setMoreInfo("Check the output parameters (register output parameters failed).");
      registerOutputParameters(cs, mappings);
      errorContext.setMoreInfo("Check the parameters (set parameters failed).");
      parameterMap.setParameters(statementScope, cs, parameters);
      errorContext.setMoreInfo("Check the statement (update procedure failed).");
      cs.execute();
      errorContext.setMoreInfo("Check the results (failed to retrieve results).");

      // Begin ResultSet Handling
      rs = handleMultipleResults(cs, statementScope, skipResults, maxResults, callback);
      // End ResultSet Handling
      errorContext.setMoreInfo("Check the output parameters (retrieval of output parameters failed).");
      retrieveOutputParameters(statementScope, cs, mappings, parameters, callback);

    } finally {
      try {
        closeResultSet(rs);
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   * @param parameters - the parameters for the sql statement
   * @return - the number of records changed
   * @throws SQLException - if the update fails
   */
  public int executeUpdate(RequestScope request, Connection conn, String sql, Object[] parameters) throws SQLException {
    ErrorContext errorContext = request.getErrorContext();
    errorContext.setActivity("executing update");
    errorContext.setObjectId(sql);
    PreparedStatement ps = null;
    setupResultObjectFactory(request);
    int rows = 0;
    try {
      errorContext.setMoreInfo("Check the SQL Statement (preparation failed).");
      ps = prepareStatement(request.getSession(), conn, sql);
      setStatementTimeout(request.getStatement(), ps);
      errorContext.setMoreInfo("Check the parameters (set parameters failed).");
      request.getParameterMap().setParameters(request, ps, parameters);
      errorContext.setMoreInfo("Check the statement (update failed).");
      ps.execute();
      rows = ps.getUpdateCount();
    } finally {
      closeStatement(request.getSession(), ps);
    }
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   * @param maxResults  - the maximum number of results to return
   * @param callback    - the row handler for the query
   * @throws SQLException - if the query fails
   */
  public void executeQuery(RequestScope request, Connection conn, String sql, Object[] parameters, int skipResults, int maxResults, RowHandlerCallback callback) throws SQLException {
    ErrorContext errorContext = request.getErrorContext();
    errorContext.setActivity("executing query");
    errorContext.setObjectId(sql);
    PreparedStatement ps = null;
    ResultSet rs = null;
    setupResultObjectFactory(request);
    try {
      errorContext.setMoreInfo("Check the SQL Statement (preparation failed).");
      Integer rsType = request.getStatement().getResultSetType();
      if (rsType != null) {
        ps = prepareStatement(request.getSession(), conn, sql, rsType);
      } else {
        ps = prepareStatement(request.getSession(), conn, sql);
      }
      setStatementTimeout(request.getStatement(), ps);
      Integer fetchSize = request.getStatement().getFetchSize();
      if (fetchSize != null) {
        ps.setFetchSize(fetchSize.intValue());
      }
      errorContext.setMoreInfo("Check the parameters (set parameters failed).");
      request.getParameterMap().setParameters(request, ps, parameters);
      errorContext.setMoreInfo("Check the statement (query failed).");
      ps.execute();
      errorContext.setMoreInfo("Check the results (failed to retrieve results).");

      // Begin ResultSet Handling
      rs = handleMultipleResults(ps, request, skipResults, maxResults, callback);
      // End ResultSet Handling
    } finally {
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