Java Code Examples for org.apache.ibatis.mapping.ResultMapping#getTypeHandler()

The following examples show how to use org.apache.ibatis.mapping.ResultMapping#getTypeHandler() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: DefaultResultSetHandler.java From mybaties with Apache License 2.0

6 votes

private Object createParameterizedResultObject(ResultSetWrapper rsw, Class<?> resultType, List<ResultMapping> constructorMappings,
    List<Class<?>> constructorArgTypes, List<Object> constructorArgs, String columnPrefix) throws SQLException {
  boolean foundValues = false;
  for (ResultMapping constructorMapping : constructorMappings) {
    final Class<?> parameterType = constructorMapping.getJavaType();
    final String column = constructorMapping.getColumn();
    final Object value;
    if (constructorMapping.getNestedQueryId() != null) {
      value = getNestedQueryConstructorValue(rsw.getResultSet(), constructorMapping, columnPrefix);
    } else if (constructorMapping.getNestedResultMapId() != null) {
      final ResultMap resultMap = configuration.getResultMap(constructorMapping.getNestedResultMapId());
      value = getRowValue(rsw, resultMap);
    } else {
      final TypeHandler<?> typeHandler = constructorMapping.getTypeHandler();
      value = typeHandler.getResult(rsw.getResultSet(), prependPrefix(column, columnPrefix));
    }
    constructorArgTypes.add(parameterType);
    constructorArgs.add(value);
    foundValues = value != null || foundValues;
  }
  return foundValues ? objectFactory.create(resultType, constructorArgTypes, constructorArgs) : null;
}

Example 2

Source File: DefaultResultSetHandler.java From mybaties with Apache License 2.0

6 votes

private void createRowKeyForMappedProperties(ResultMap resultMap, ResultSetWrapper rsw, CacheKey cacheKey, List<ResultMapping> resultMappings, String columnPrefix) throws SQLException {
  for (ResultMapping resultMapping : resultMappings) {
    if (resultMapping.getNestedResultMapId() != null && resultMapping.getResultSet() == null) {
      // Issue #392
      final ResultMap nestedResultMap = configuration.getResultMap(resultMapping.getNestedResultMapId());
      createRowKeyForMappedProperties(nestedResultMap, rsw, cacheKey, nestedResultMap.getConstructorResultMappings(),
          prependPrefix(resultMapping.getColumnPrefix(), columnPrefix));
    } else if (resultMapping.getNestedQueryId() == null) {
      final String column = prependPrefix(resultMapping.getColumn(), columnPrefix);
      final TypeHandler<?> th = resultMapping.getTypeHandler();
      List<String> mappedColumnNames = rsw.getMappedColumnNames(resultMap, columnPrefix);
      // Issue #114
      if (column != null && mappedColumnNames.contains(column.toUpperCase(Locale.ENGLISH))) {
        final Object value = th.getResult(rsw.getResultSet(), column);
        if (value != null) {
          cacheKey.update(column);
          cacheKey.update(value);
        }
      }
    }
  }
}

Example 3

Source File: DefaultResultSetHandler.java From mybatis with Apache License 2.0

6 votes

private Object getPropertyMappingValue(ResultSet rs, MetaObject metaResultObject, ResultMapping propertyMapping, ResultLoaderMap lazyLoader, String columnPrefix)
    throws SQLException {
  if (propertyMapping.getNestedQueryId() != null) {
    return getNestedQueryMappingValue(rs, metaResultObject, propertyMapping, lazyLoader, columnPrefix);
  } else if (propertyMapping.getResultSet() != null) {
    addPendingChildRelation(rs, metaResultObject, propertyMapping);
    return NO_VALUE;
  } else if (propertyMapping.getNestedResultMapId() != null) {
    // the user added a column attribute to a nested result map, ignore it
    return NO_VALUE;
  } else {
    final TypeHandler<?> typeHandler = propertyMapping.getTypeHandler();
    final String column = prependPrefix(propertyMapping.getColumn(), columnPrefix);
    return typeHandler.getResult(rs, column);
  }
}

Example 4

Source File: DefaultResultSetHandler.java From mybatis with Apache License 2.0

6 votes

private Object createParameterizedResultObject(ResultSetWrapper rsw, Class<?> resultType, List<ResultMapping> constructorMappings,
    List<Class<?>> constructorArgTypes, List<Object> constructorArgs, String columnPrefix) throws SQLException {
  boolean foundValues = false;
  for (ResultMapping constructorMapping : constructorMappings) {
    final Class<?> parameterType = constructorMapping.getJavaType();
    final String column = constructorMapping.getColumn();
    final Object value;
    if (constructorMapping.getNestedQueryId() != null) {
      value = getNestedQueryConstructorValue(rsw.getResultSet(), constructorMapping, columnPrefix);
    } else if (constructorMapping.getNestedResultMapId() != null) {
      final ResultMap resultMap = configuration.getResultMap(constructorMapping.getNestedResultMapId());
      value = getRowValue(rsw, resultMap);
    } else {
      final TypeHandler<?> typeHandler = constructorMapping.getTypeHandler();
      value = typeHandler.getResult(rsw.getResultSet(), prependPrefix(column, columnPrefix));
    }
    constructorArgTypes.add(parameterType);
    constructorArgs.add(value);
    foundValues = value != null || foundValues;
  }
  return foundValues ? objectFactory.create(resultType, constructorArgTypes, constructorArgs) : null;
}

Example 5

Source File: DefaultResultSetHandler.java From mybatis with Apache License 2.0

6 votes

private void createRowKeyForMappedProperties(ResultMap resultMap, ResultSetWrapper rsw, CacheKey cacheKey, List<ResultMapping> resultMappings, String columnPrefix) throws SQLException {
  for (ResultMapping resultMapping : resultMappings) {
    if (resultMapping.getNestedResultMapId() != null && resultMapping.getResultSet() == null) {
      // Issue #392
      final ResultMap nestedResultMap = configuration.getResultMap(resultMapping.getNestedResultMapId());
      createRowKeyForMappedProperties(nestedResultMap, rsw, cacheKey, nestedResultMap.getConstructorResultMappings(),
          prependPrefix(resultMapping.getColumnPrefix(), columnPrefix));
    } else if (resultMapping.getNestedQueryId() == null) {
      final String column = prependPrefix(resultMapping.getColumn(), columnPrefix);
      final TypeHandler<?> th = resultMapping.getTypeHandler();
      List<String> mappedColumnNames = rsw.getMappedColumnNames(resultMap, columnPrefix);
      // Issue #114
      if (column != null && mappedColumnNames.contains(column.toUpperCase(Locale.ENGLISH))) {
        final Object value = th.getResult(rsw.getResultSet(), column);
        if (value != null) {
          cacheKey.update(column);
          cacheKey.update(value);
        }
      }
    }
  }
}

Example 6

Source File: DefaultResultSetHandler.java From mybaties with Apache License 2.0

5 votes

private Object getPropertyMappingValue(ResultSet rs, MetaObject metaResultObject, ResultMapping propertyMapping, ResultLoaderMap lazyLoader, String columnPrefix)
    throws SQLException {
  if (propertyMapping.getNestedQueryId() != null) {
    return getNestedQueryMappingValue(rs, metaResultObject, propertyMapping, lazyLoader, columnPrefix);
  } else if (propertyMapping.getResultSet() != null) {
    addPendingChildRelation(rs, metaResultObject, propertyMapping);   // TODO is that OK?
    return DEFERED;
  } else {
    final TypeHandler<?> typeHandler = propertyMapping.getTypeHandler();
    final String column = prependPrefix(propertyMapping.getColumn(), columnPrefix);
    return typeHandler.getResult(rs, column);
  }
}

Example 7

Source File: EasyOrmSqlBuilder.java From hsweb-framework with Apache License 2.0

4 votes

private List<RDBColumnMetaData> createColumn(String prefix, String columnName, ResultMapping resultMapping) {
    List<RDBColumnMetaData> metaData = new ArrayList<>();
    if (resultMapping.getNestedQueryId() == null) {

        if (resultMapping.getNestedResultMapId() != null) {
            ResultMap nests = MybatisUtils.getResultMap(resultMapping.getNestedResultMapId());
            Set<ResultMapping> resultMappings = new HashSet<>(nests.getResultMappings());
            resultMappings.addAll(nests.getIdResultMappings());
            for (ResultMapping mapping : resultMappings) {
                metaData.addAll(createColumn(resultMapping.getProperty(),
                        org.springframework.util.StringUtils.hasText(resultMapping.getColumn())
                                ? resultMapping.getColumn()
                                : resultMapping.getProperty(),
                        mapping));
            }
            return metaData;
        }

        JDBCType jdbcType = JDBCType.VARCHAR;
        try {
            jdbcType = JDBCType.valueOf(resultMapping.getJdbcType().name());
        } catch (Exception e) {
            log.warn("can not parse jdbcType:{}", resultMapping.getJdbcType());
        }
        RDBColumnMetaData column = new RDBColumnMetaData();
        column.setJdbcType(jdbcType);
        column.setName(org.springframework.util.StringUtils.hasText(columnName)
                ? columnName.concat(".").concat(resultMapping.getColumn()) : resultMapping.getColumn());

        if (resultMapping.getTypeHandler() != null) {
            column.setProperty("typeHandler", resultMapping.getTypeHandler().getClass().getName());
        }
        if (!StringUtils.isNullOrEmpty(resultMapping.getProperty())) {
            column.setAlias(org.springframework.util.StringUtils.hasText(prefix)
                    ? prefix.concat(".").concat(resultMapping.getProperty()) : resultMapping.getProperty());

        }
        column.setJavaType(resultMapping.getJavaType());
        column.setProperty("resultMapping", resultMapping);
        metaData.add(column);
    }
    return metaData;
}

Example 8

Source File: DefaultResultSetHandler.java From mybaties with Apache License 2.0

4 votes

private Object getDiscriminatorValue(ResultSet rs, Discriminator discriminator, String columnPrefix) throws SQLException {
  final ResultMapping resultMapping = discriminator.getResultMapping();
  final TypeHandler<?> typeHandler = resultMapping.getTypeHandler();
  return typeHandler.getResult(rs, prependPrefix(resultMapping.getColumn(), columnPrefix));
}

Example 9

Source File: DefaultResultSetHandler.java From mybatis with Apache License 2.0

4 votes

private Object getDiscriminatorValue(ResultSet rs, Discriminator discriminator, String columnPrefix) throws SQLException {
  final ResultMapping resultMapping = discriminator.getResultMapping();
  final TypeHandler<?> typeHandler = resultMapping.getTypeHandler();
  return typeHandler.getResult(rs, prependPrefix(resultMapping.getColumn(), columnPrefix));
}