Package org.apache.ibatis.type

Examples of org.apache.ibatis.type.TypeHandler

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  protected Object prepareCompositeKeyParameter(ResultSet rs, ResultMapping resultMapping, Class parameterType) throws SQLException {
    final Object parameterObject = instantiateParameterObject(parameterType);
    final MetaObject metaObject = MetaObject.forObject(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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              value = MetaObject.forObject(value).getValue(propertyName.substring(prop.getName().length()));
            }
          } else {
            value = metaObject == null ? null : metaObject.getValue(propertyName);
          }
          TypeHandler typeHandler = parameterMapping.getTypeHandler();
          if (typeHandler == null) {
            throw new ExecutorException("There was no TypeHandler found for parameter " + propertyName + " of statement " + mappedStatement.getId());
          }
          typeHandler.setParameter(ps, i + 1, value, parameterMapping.getJdbcType());
        }
      }
    }
  }
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      if (parameter != null) {
        String keyProperty = ms.getKeyProperty();
        final MetaObject metaParam = MetaObject.forObject(parameter);
        if (keyProperty != null && metaParam.hasSetter(keyProperty)) {
          Class keyPropertyType = metaParam.getSetterType(keyProperty);
          TypeHandler th = typeHandlerRegistry.getTypeHandler(keyPropertyType);
          if (th != null) {
            ResultSet rs = stmt.getGeneratedKeys();
            try {
              ResultSetMetaData rsmd = rs.getMetaData();
              int colCount = rsmd.getColumnCount();
              if (colCount > 0) {
                String colName = rsmd.getColumnName(1);
                while (rs.next()) {
                  Object value = th.getResult(rs, colName);
                  metaParam.setValue(keyProperty, value);
                }
              }
            } finally {
              try {
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      Integer numericScale) {
    resultMap = applyCurrentNamespace(resultMap);

    // Class parameterType = parameterMapBuilder.type();
    Class javaTypeClass = resolveParameterJavaType(parameterType, property, javaType);
    TypeHandler typeHandlerInstance = (TypeHandler) resolveInstance(typeHandler);

    ParameterMapping.Builder builder = new ParameterMapping.Builder(configuration, property, javaTypeClass);
    builder.jdbcType(jdbcType);
    builder.resultMapId(resultMap);
    builder.mode(parameterMode);
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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);

    ResultMapping.Builder builder = new ResultMapping.Builder(configuration, property, column, javaTypeClass);
    builder.jdbcType(jdbcType);
    builder.nestedQueryId(applyCurrentNamespace(nestedSelect));
    builder.nestedResultMapId(applyCurrentNamespace(nestedResultMap));
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        String javaType = child.getStringAttribute("javaType");
        String jdbcType = child.getStringAttribute("jdbcType");
        String handler = child.getStringAttribute("handler");

        Class javaTypeClass = resolveClass(javaType);
        TypeHandler typeHandlerInstance = (TypeHandler) resolveClass(handler).newInstance();

        if (jdbcType == null) {
          typeHandlerRegistry.register(javaTypeClass, typeHandlerInstance);
        } else {
          typeHandlerRegistry.register(javaTypeClass, resolveJdbcType(jdbcType), typeHandlerInstance);
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    }
    return foundValues;
  }

  protected Object getPropertyMappingValue(ResultSet rs, MetaObject metaResultObject, ResultMapping propertyMapping, ResultLoaderRegistry 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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