Package org.apache.ibatis.type

Examples of org.apache.ibatis.type.TypeHandler

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      Class typeHandler,
      List<ResultFlag> flags) {
    // Class resultType = resultMapBuilder.type();
    nestedResultMap = applyCurrentNamespace(nestedResultMap);
    Class javaTypeClass = resolveResultJavaType(resultType, property, javaType);
    TypeHandler typeHandlerInstance = (TypeHandler) resolveInstance(typeHandler);

    List<ResultMapping> composites = parseCompositeColumnName(column);
    if (composites.size() > 0) {
      ResultMapping first = composites.get(0);
      column = first.getColumn();
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      final ParameterMapping parameterMapping = parameterMappings.get(i);
      if (parameterMapping.getMode() == ParameterMode.OUT || parameterMapping.getMode() == ParameterMode.INOUT) {
        if ("java.sql.ResultSet".equalsIgnoreCase(parameterMapping.getJavaType().getName())) {
          handleRefCursorOutputParameter(cs, parameterMapping, i, metaParam);
        } else {
          final TypeHandler typeHandler = parameterMapping.getTypeHandler();
          if (typeHandler == null) {
            throw new ExecutorException("Type handler was null on parameter mapping for property " + parameterMapping.getProperty() + ".  " +
                "It was either not specified and/or could not be found for the javaType / jdbcType combination specified.");
          }
          metaParam.setValue(parameterMapping.getProperty(), typeHandler.getResult(cs, i + 1));
        }
      }
    }
  }
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    }
    return foundValues;
  }

  protected Object getPropertyMappingValue(ResultSet rs, MetaObject metaResultObject, ResultMapping propertyMapping, ResultLoaderMap lazyLoader) throws SQLException {
    final TypeHandler typeHandler = propertyMapping.getTypeHandler();
    if (propertyMapping.getNestedQueryId() != null) {
      return getNestedQueryMappingValue(rs, metaResultObject, propertyMapping, lazyLoader);
    } else if (typeHandler != null) {
      final String column = propertyMapping.getColumn();
      return typeHandler.getResult(rs, column);
    }
    return null;
  }
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    for (String columnName : unmappedColumnNames) {
      final String property = metaObject.findProperty(columnName);
      if (property != null) {
        final Class propertyType = metaObject.getSetterType(property);
        if (typeHandlerRegistry.hasTypeHandler(propertyType)) {
          final TypeHandler typeHandler = typeHandlerRegistry.getTypeHandler(propertyType);
          final Object value = typeHandler.getResult(rs, columnName);
          if (value != null) {
            metaObject.setValue(property, value);
            foundValues = true;
          }
        }
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    boolean foundValues = false;
    final List<Class> parameterTypes = new ArrayList<Class>();
    final List<Object> parameterValues = new ArrayList<Object>();
    for (ResultMapping constructorMapping : constructorMappings) {
      final Class parameterType = constructorMapping.getJavaType();
      final TypeHandler typeHandler = constructorMapping.getTypeHandler();
      final String column = constructorMapping.getColumn();
      final Object value = typeHandler.getResult(rs, column);
      parameterTypes.add(parameterType);
      parameterValues.add(value);
      foundValues = value != null || foundValues;
    }
    return foundValues ? objectFactory.create(resultType, parameterTypes, parameterValues) : null;
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      columnName = mapping.getColumn();
    } else {
      final ResultSetMetaData rsmd = rs.getMetaData();
      columnName = configuration.isUseColumnLabel() ? rsmd.getColumnLabel(1) : rsmd.getColumnName(1);
    }
    final TypeHandler typeHandler = typeHandlerRegistry.getTypeHandler(resultType);
    return typeHandler.getResult(rs, columnName);
  }
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      return prepareSimpleKeyParameter(rs, resultMapping, parameterType);
    }
  }

  protected Object prepareSimpleKeyParameter(ResultSet rs, ResultMapping resultMapping, Class parameterType) throws SQLException {
    final TypeHandler typeHandler;
    if (typeHandlerRegistry.hasTypeHandler(parameterType)) {
      typeHandler = typeHandlerRegistry.getTypeHandler(parameterType);
    } else {
      typeHandler = typeHandlerRegistry.getUnkownTypeHandler();
    }
    return typeHandler.getResult(rs, resultMapping.getColumn());
  }
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  protected Object prepareCompositeKeyParameter(ResultSet rs, ResultMapping resultMapping, Class parameterType) throws SQLException {
    final Object parameterObject = instantiateParameterObject(parameterType);
    final MetaObject metaObject = configuration.newMetaObject(parameterObject);
    for (ResultMapping innerResultMapping : resultMapping.getComposites()) {
      final Class propType = metaObject.getSetterType(innerResultMapping.getProperty());
      final TypeHandler typeHandler = typeHandlerRegistry.getTypeHandler(propType);
      final Object propValue = typeHandler.getResult(rs, innerResultMapping.getColumn());
      metaObject.setValue(innerResultMapping.getProperty(), propValue);
    }
    return parameterObject;
  }
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    return resultMap;
  }

  protected Object getDiscriminatorValue(ResultSet rs, Discriminator discriminator) throws SQLException {
    final ResultMapping resultMapping = discriminator.getResultMapping();
    final TypeHandler typeHandler = resultMapping.getTypeHandler();
    if (typeHandler != null) {
      return typeHandler.getResult(rs, resultMapping.getColumn());
    } else {
      throw new ExecutorException("No type handler could be found to map the property '" + resultMapping.getProperty() + "' to the column '" + resultMapping.getColumn() + "'.  One or both of the types, or the combination of types is not supported.");
    }
  }
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  private void createRowKeyForMappedProperties(ResultSet rs, CacheKey cacheKey, List<ResultMapping> resultMappings) {
    for (ResultMapping resultMapping : resultMappings) {
      if (resultMapping.getNestedQueryId() == null && resultMapping.getNestedResultMapId() == null) {
        final String column = resultMapping.getColumn();
        final TypeHandler th = resultMapping.getTypeHandler();
        if (column != null) {
          try {
            final Object value = th.getResult(rs, column);
            if (value != null) {
              cacheKey.update(column);
              cacheKey.update(value);
            }
          } catch (Exception e) {
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