Java Code Examples for org.apache.ibatis.reflection.MetaObject#getValue()
The following examples show how to use
org.apache.ibatis.reflection.MetaObject#getValue() .
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Example 1
Source File: Example.java From Mapper with MIT License | 6 votes |
/** * 将此对象的不为空的字段参数作为相等查询条件 * * @param param 参数对象 * @author Bob {@link}[email protected] * @Date 2015年7月17日 下午12:48:08 */ public Criteria orEqualTo(Object param) { MetaObject metaObject = MetaObjectUtil.forObject(param); String[] properties = metaObject.getGetterNames(); for (String property : properties) { //属性和列对应Map中有此属性 if (propertyMap.get(property) != null) { Object value = metaObject.getValue(property); //属性值不为空 if (value != null) { orEqualTo(property, value); } } } return (Criteria) this; }
Example 2
Source File: DefaultResultSetHandler.java From mybaties with Apache License 2.0 | 6 votes |
private Object instantiateCollectionPropertyIfAppropriate(ResultMapping resultMapping, MetaObject metaObject) { final String propertyName = resultMapping.getProperty(); Object propertyValue = metaObject.getValue(propertyName); if (propertyValue == null) { Class<?> type = resultMapping.getJavaType(); if (type == null) { type = metaObject.getSetterType(propertyName); } try { if (objectFactory.isCollection(type)) { propertyValue = objectFactory.create(type); metaObject.setValue(propertyName, propertyValue); return propertyValue; } } catch (Exception e) { throw new ExecutorException("Error instantiating collection property for result '" + resultMapping.getProperty() + "'. Cause: " + e, e); } } else if (objectFactory.isCollection(propertyValue.getClass())) { return propertyValue; } return null; }
Example 3
Source File: ListParameterEnhancement.java From mybatis-boost with MIT License | 6 votes |
private Map<Integer, List<?>> getLists(Object parameterObject, List<ParameterMapping> parameterMappings) { if (parameterMappings.isEmpty()) { return Collections.emptyMap(); } else { Map<Integer, List<?>> listMap = new HashMap<>(); MetaObject parameterMetaObject = MyBatisUtils.getMetaObject(parameterObject); for (int i = 0; i < parameterMappings.size(); i++) { try { Object property = parameterMetaObject.getValue(parameterMappings.get(i).getProperty()); if (property instanceof List) { listMap.put(i, (List<?>) property); } } catch (Exception ignored) { return Collections.emptyMap(); } } return listMap; } }
Example 4
Source File: PageObjectUtil.java From Mybatis-PageHelper with MIT License | 6 votes |
/** * 从对象中取参数 * * @param paramsObject * @param paramName * @param required * @return */ protected static Object getParamValue(MetaObject paramsObject, String paramName, boolean required) { Object value = null; if (paramsObject.hasGetter(PARAMS.get(paramName))) { value = paramsObject.getValue(PARAMS.get(paramName)); } if (value != null && value.getClass().isArray()) { Object[] values = (Object[]) value; if (values.length == 0) { value = null; } else { value = values[0]; } } if (required && value == null) { throw new PageException("分页查询缺少必要的参数:" + PARAMS.get(paramName)); } return value; }
Example 5
Source File: PageResultInterceptor.java From joyqueue with Apache License 2.0 | 6 votes |
@Override public Object intercept(Invocation invocation) throws Throwable { // 目标对象转换 ResultSetHandler resultSetHandler = (ResultSetHandler) invocation.getTarget(); // 获取MappedStatement,Configuration对象 MetaObject metaObject = MetaObject.forObject(resultSetHandler, new DefaultObjectFactory(), new DefaultObjectWrapperFactory(), new DefaultReflectorFactory()); MappedStatement mappedStatement = (MappedStatement) metaObject.getValue("mappedStatement"); String statement = mappedStatement.getId(); if (!isPageSql(statement,metaObject.getValue("boundSql.parameterObject"))) { return invocation.proceed(); } // 获取分页参数 QPageQuery pageQuery = (QPageQuery) metaObject.getValue("boundSql.parameterObject"); List<PageResult> result = new ArrayList<PageResult>(1); PageResult page = new PageResult(); page.setPagination(pageQuery.getPagination()); page.setResult((List) invocation.proceed()); result.add(page); return result; }
Example 6
Source File: Example.java From tk-mybatis with MIT License | 6 votes |
/** * 将此对象的不为空的字段参数作为相等查询条件 * * @param param 参数对象 * @author Bob {@link}[email protected] * @Date 2015年7月17日 下午12:48:08 */ public Criteria andEqualTo(Object param) { MetaObject metaObject = SystemMetaObject.forObject(param); String[] properties = metaObject.getGetterNames(); for (String property : properties) { //属性和列对应Map中有此属性 if (propertyMap.get(property) != null) { Object value = metaObject.getValue(property); //属性值不为空 if (value != null) { andEqualTo(property, value); } } } return (Criteria) this; }
Example 7
Source File: DefaultMapResultHandler.java From mybatis with Apache License 2.0 | 5 votes |
@Override public void handleResult(ResultContext context) { // TODO is that assignment always true? //得到一条记录 //这边黄色警告没法去掉了?因为返回Object型 final V value = (V) context.getResultObject(); //MetaObject.forObject,包装一下记录 //MetaObject是用反射来包装各种类型 final MetaObject mo = MetaObject.forObject(value, objectFactory, objectWrapperFactory); // TODO is that assignment always true? final K key = (K) mo.getValue(mapKey); mappedResults.put(key, value); //这个类主要目的是把得到的List转为Map }
Example 8
Source File: DataScopeInterceptor.java From code with Apache License 2.0 | 5 votes |
@Override public Object intercept(Invocation invocation) throws Throwable { StatementHandler statementHandler = (StatementHandler) realTarget(invocation.getTarget()); MetaObject metaStatementHandler = SystemMetaObject.forObject(statementHandler); MappedStatement mappedStatement = (MappedStatement) metaStatementHandler.getValue("delegate.mappedStatement"); if (!SqlCommandType.SELECT.equals(mappedStatement.getSqlCommandType())) { return invocation.proceed(); } BoundSql boundSql = (BoundSql) metaStatementHandler.getValue("delegate.boundSql"); String originalSql = boundSql.getSql(); Object parameterObject = boundSql.getParameterObject(); //查找参数中包含DataScope类型的参数 DataScope dataScope = findDataScopeObject(parameterObject); if (dataScope == null) { return invocation.proceed(); } else { String scopeName = dataScope.getScopeName(); List<Integer> deptIds = dataScope.getDeptIds(); String join = join(deptIds, ","); originalSql = "select * from (" + originalSql + ") temp_data_scope where temp_data_scope." + scopeName + " in (" + join + ")"; metaStatementHandler.setValue("delegate.boundSql.sql", originalSql); return invocation.proceed(); } }
Example 9
Source File: DataScopeInterceptor.java From MeetingFilm with Apache License 2.0 | 5 votes |
@Override public Object intercept(Invocation invocation) throws Throwable { StatementHandler statementHandler = (StatementHandler) PluginUtils.realTarget(invocation.getTarget()); MetaObject metaStatementHandler = SystemMetaObject.forObject(statementHandler); MappedStatement mappedStatement = (MappedStatement) metaStatementHandler.getValue("delegate.mappedStatement"); if (!SqlCommandType.SELECT.equals(mappedStatement.getSqlCommandType())) { return invocation.proceed(); } BoundSql boundSql = (BoundSql) metaStatementHandler.getValue("delegate.boundSql"); String originalSql = boundSql.getSql(); Object parameterObject = boundSql.getParameterObject(); //查找参数中包含DataScope类型的参数 DataScope dataScope = findDataScopeObject(parameterObject); if (dataScope == null) { return invocation.proceed(); } else { String scopeName = dataScope.getScopeName(); List<Integer> deptIds = dataScope.getDeptIds(); String join = CollectionKit.join(deptIds, ","); originalSql = "select * from (" + originalSql + ") temp_data_scope where temp_data_scope." + scopeName + " in (" + join + ")"; metaStatementHandler.setValue("delegate.boundSql.sql", originalSql); return invocation.proceed(); } }
Example 10
Source File: BaseExecutor.java From mybatis with Apache License 2.0 | 5 votes |
@Override public CacheKey createCacheKey(MappedStatement ms, Object parameterObject, RowBounds rowBounds, BoundSql boundSql) { if (closed) { throw new ExecutorException("Executor was closed."); } CacheKey cacheKey = new CacheKey(); //MyBatis 对于其 Key 的生成采取规则为:[mappedStementId + offset + limit + SQL + queryParams + environment]生成一个哈希码 cacheKey.update(ms.getId()); cacheKey.update(Integer.valueOf(rowBounds.getOffset())); cacheKey.update(Integer.valueOf(rowBounds.getLimit())); cacheKey.update(boundSql.getSql()); List<ParameterMapping> parameterMappings = boundSql.getParameterMappings(); TypeHandlerRegistry typeHandlerRegistry = ms.getConfiguration().getTypeHandlerRegistry(); // mimic DefaultParameterHandler logic //模仿DefaultParameterHandler的逻辑,不再重复,请参考DefaultParameterHandler for (int i = 0; i < parameterMappings.size(); i++) { ParameterMapping parameterMapping = parameterMappings.get(i); if (parameterMapping.getMode() != ParameterMode.OUT) { Object value; String propertyName = parameterMapping.getProperty(); if (boundSql.hasAdditionalParameter(propertyName)) { value = boundSql.getAdditionalParameter(propertyName); } else if (parameterObject == null) { value = null; } else if (typeHandlerRegistry.hasTypeHandler(parameterObject.getClass())) { value = parameterObject; } else { MetaObject metaObject = configuration.newMetaObject(parameterObject); value = metaObject.getValue(propertyName); } cacheKey.update(value); } } if (configuration.getEnvironment() != null) { // issue #176 cacheKey.update(configuration.getEnvironment().getId()); } return cacheKey; }
Example 11
Source File: DefaultMapResultHandler.java From mybaties with Apache License 2.0 | 5 votes |
@Override public void handleResult(ResultContext context) { // TODO is that assignment always true? //得到一条记录 //这边黄色警告没法去掉了?因为返回Object型 final V value = (V) context.getResultObject(); //MetaObject.forObject,包装一下记录 //MetaObject是用反射来包装各种类型 final MetaObject mo = MetaObject.forObject(value, objectFactory, objectWrapperFactory); // TODO is that assignment always true? final K key = (K) mo.getValue(mapKey); mappedResults.put(key, value); //这个类主要目的是把得到的List转为Map }
Example 12
Source File: SQLHelper.java From Shop-for-JavaWeb with MIT License | 5 votes |
/** * 对SQL参数(?)设值,参考org.apache.ibatis.executor.parameter.DefaultParameterHandler * * @param ps 表示预编译的 SQL 语句的对象。 * @param mappedStatement MappedStatement * @param boundSql SQL * @param parameterObject 参数对象 * @throws java.sql.SQLException 数据库异常 */ @SuppressWarnings("unchecked") public static void setParameters(PreparedStatement ps, MappedStatement mappedStatement, BoundSql boundSql, Object parameterObject) throws SQLException { ErrorContext.instance().activity("setting parameters").object(mappedStatement.getParameterMap().getId()); List<ParameterMapping> parameterMappings = boundSql.getParameterMappings(); if (parameterMappings != null) { Configuration configuration = mappedStatement.getConfiguration(); TypeHandlerRegistry typeHandlerRegistry = configuration.getTypeHandlerRegistry(); MetaObject metaObject = parameterObject == null ? null : configuration.newMetaObject(parameterObject); for (int i = 0; i < parameterMappings.size(); i++) { ParameterMapping parameterMapping = parameterMappings.get(i); if (parameterMapping.getMode() != ParameterMode.OUT) { Object value; String propertyName = parameterMapping.getProperty(); PropertyTokenizer prop = new PropertyTokenizer(propertyName); if (parameterObject == null) { value = null; } else if (typeHandlerRegistry.hasTypeHandler(parameterObject.getClass())) { value = parameterObject; } else if (boundSql.hasAdditionalParameter(propertyName)) { value = boundSql.getAdditionalParameter(propertyName); } else if (propertyName.startsWith(ForEachSqlNode.ITEM_PREFIX) && boundSql.hasAdditionalParameter(prop.getName())) { value = boundSql.getAdditionalParameter(prop.getName()); if (value != null) { value = configuration.newMetaObject(value).getValue(propertyName.substring(prop.getName().length())); } } else { value = metaObject == null ? null : metaObject.getValue(propertyName); } @SuppressWarnings("rawtypes") 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()); } } } }
Example 13
Source File: DataScopeInterceptor.java From smaker with GNU Lesser General Public License v3.0 | 5 votes |
@Override public Object intercept(Invocation invocation) throws Throwable { StatementHandler statementHandler = (StatementHandler) PluginUtils.realTarget(invocation.getTarget()); MetaObject metaObject = SystemMetaObject.forObject(statementHandler); this.sqlParser(metaObject); // 先判断是不是SELECT操作 MappedStatement mappedStatement = (MappedStatement) metaObject.getValue("delegate.mappedStatement"); if (!SqlCommandType.SELECT.equals(mappedStatement.getSqlCommandType())) { return invocation.proceed(); } BoundSql boundSql = (BoundSql) metaObject.getValue("delegate.boundSql"); String originalSql = boundSql.getSql(); Object parameterObject = boundSql.getParameterObject(); //查找参数中包含DataScope类型的参数 DataScope dataScope = findDataScopeObject(parameterObject); if (dataScope == null) { return invocation.proceed(); } else { String scopeName = dataScope.getScopeName(); List<Integer> deptIds = dataScope.getDeptIds(); if (StrUtil.isNotBlank(scopeName) && CollectionUtil.isNotEmpty(deptIds)) { String join = CollectionUtil.join(deptIds, ","); originalSql = "select * from (" + originalSql + ") temp_data_scope where temp_data_scope." + scopeName + " in (" + join + ")"; metaObject.setValue("delegate.boundSql.sql", originalSql); } return invocation.proceed(); } }
Example 14
Source File: DataScopeInterceptor.java From pig with MIT License | 5 votes |
@Override public Object intercept(Invocation invocation) throws Throwable { StatementHandler statementHandler = (StatementHandler) PluginUtils.realTarget(invocation.getTarget()); MetaObject metaObject = SystemMetaObject.forObject(statementHandler); this.sqlParser(metaObject); // 先判断是不是SELECT操作 MappedStatement mappedStatement = (MappedStatement) metaObject.getValue("delegate.mappedStatement"); if (!SqlCommandType.SELECT.equals(mappedStatement.getSqlCommandType())) { return invocation.proceed(); } BoundSql boundSql = (BoundSql) metaObject.getValue("delegate.boundSql"); String originalSql = boundSql.getSql(); Object parameterObject = boundSql.getParameterObject(); //查找参数中包含DataScope类型的参数 DataScope dataScope = findDataScopeObject(parameterObject); if (dataScope == null) { return invocation.proceed(); } else { String scopeName = dataScope.getScopeName(); List<Integer> deptIds = dataScope.getDeptIds(); if(StrUtil.isNotBlank(scopeName) && CollectionUtil.isNotEmpty(deptIds)){ String join = CollectionUtil.join(deptIds, ","); originalSql = "select * from (" + originalSql + ") temp_data_scope where temp_data_scope." + scopeName + " in (" + join + ")"; metaObject.setValue("delegate.boundSql.sql", originalSql); } return invocation.proceed(); } }
Example 15
Source File: InsertEnhancement.java From mybatis-boost with MIT License | 5 votes |
@Override public void replace(Connection connection, MetaObject metaObject, MappedStatement mappedStatement, BoundSql boundSql) { String sql = boundSql.getSql(); String sqlUpperCase = sql.toUpperCase(); if (mappedStatement.getSqlCommandType() == SqlCommandType.INSERT && !sqlUpperCase.startsWith("INSERT INTO ") && sqlUpperCase.startsWith("INSERT ")) { Matcher matcher = PATTERN_LITERAL_COLUMNS.matcher(sql = sql.substring(7)); if (!matcher.find()) { throw new IllegalStateException("Found INSERT statement but no column is specified"); } String literalColumns = matcher.group(); Class<?> entityType = MapperUtils.getEntityTypeFromMapper (mappedStatement.getId().substring(0, mappedStatement.getId().lastIndexOf('.'))); boolean mapUnderscoreToCamelCase = (boolean) metaObject.getValue("delegate.configuration.mapUnderscoreToCamelCase"); BinaryTuple<List<String>, List<String>> propertiesAndColumns = SqlUtils.getPropertiesAndColumnsFromLiteralColumns(literalColumns, entityType, mapUnderscoreToCamelCase); List<?> entities = boundSql.getParameterObject() instanceof Map ? (List<?>) ((Map) boundSql.getParameterObject()).get("param1") : Collections.singletonList(Objects.requireNonNull(boundSql.getParameterObject(), "ParameterObject mustn't be null")); if (entities.isEmpty()) { throw new IllegalArgumentException("Can't insert empty list"); } else { String additionalStatement = sql.substring(literalColumns.length()); org.apache.ibatis.session.Configuration configuration = (org.apache.ibatis.session.Configuration) metaObject.getValue("delegate.configuration"); Object parameterObject = buildParameterObject(entities); metaObject.setValue("delegate.boundSql.sql", buildSql(entityType, propertiesAndColumns.second(), entities.size(), additionalStatement)); metaObject.setValue("delegate.boundSql.parameterMappings", MyBatisUtils.getListParameterMappings(configuration, propertiesAndColumns.first(), entities.size())); metaObject.setValue("delegate.boundSql.parameterObject", parameterObject); MyBatisUtils.getMetaObject(metaObject.getValue("delegate.parameterHandler")) .setValue("parameterObject", parameterObject); } } }
Example 16
Source File: CustomMybatisPlusParameterHandler.java From sqlhelper with GNU Lesser General Public License v3.0 | 5 votes |
public static Object populateKeys(MetaObjectHandler metaObjectHandler, TableInfo tableInfo, MappedStatement ms, Object parameterObject, boolean isInsert) { if (null == tableInfo) { return parameterObject; } else { MetaObject metaObject = ms.getConfiguration().newMetaObject(parameterObject); if (isInsert && !StringUtils.isEmpty(tableInfo.getKeyProperty()) && null != tableInfo.getIdType() && tableInfo.getIdType().getKey() >= 3) { Object idValue = metaObject.getValue(tableInfo.getKeyProperty()); if (StringUtils.checkValNull(idValue)) { if (tableInfo.getIdType() == IdType.ID_WORKER) { metaObject.setValue(tableInfo.getKeyProperty(), IdWorker.getId()); } else if (tableInfo.getIdType() == IdType.ID_WORKER_STR) { metaObject.setValue(tableInfo.getKeyProperty(), IdWorker.getIdStr()); } else if (tableInfo.getIdType() == IdType.UUID) { metaObject.setValue(tableInfo.getKeyProperty(), IdWorker.get32UUID()); } } } if (metaObjectHandler != null) { if (isInsert && metaObjectHandler.openInsertFill()) { metaObjectHandler.insertFill(metaObject); } else if (!isInsert) { metaObjectHandler.updateFill(metaObject); } } return metaObject.getOriginalObject(); } }
Example 17
Source File: Delete.java From mybatis-boost with MIT License | 5 votes |
@Override public void replace(Connection connection, MetaObject metaObject, MappedStatement mappedStatement, BoundSql boundSql) { Class<?> entityType = MapperUtils.getEntityTypeFromMapper (mappedStatement.getId().substring(0, mappedStatement.getId().lastIndexOf('.'))); StringBuilder sqlBuilder = new StringBuilder(); sqlBuilder.append("DELETE FROM ").append(EntityUtils.getTableName(entityType, configuration.getNameAdaptor())); Map<?, ?> parameterMap = (Map<?, ?>) boundSql.getParameterObject(); Object entity = parameterMap.get("param1"); List<String> properties; String[] conditionalProperties = (String[]) parameterMap.get("param2"); if (conditionalProperties.length == 0) { properties = EntityUtils.getProperties(entity, true); } else { properties = Arrays.stream(conditionalProperties).map(PropertyUtils::normalizeProperty).collect(Collectors.toList()); } if (!properties.isEmpty()) { boolean mapUnderscoreToCamelCase = (boolean) metaObject.getValue("delegate.configuration.mapUnderscoreToCamelCase"); List<String> columns = properties.stream() .map(it -> SqlUtils.normalizeColumn(it, mapUnderscoreToCamelCase)).collect(Collectors.toList()); SqlUtils.appendWhere(sqlBuilder, columns.stream()); } List<ParameterMapping> parameterMappings = MyBatisUtils.getParameterMappings ((org.apache.ibatis.session.Configuration) metaObject.getValue("delegate.configuration"), properties); MyBatisUtils.getMetaObject(metaObject.getValue("delegate.parameterHandler")) .setValue("parameterObject", entity); metaObject.setValue("delegate.boundSql.parameterObject", entity); metaObject.setValue("delegate.boundSql.parameterMappings", parameterMappings); metaObject.setValue("delegate.boundSql.sql", sqlBuilder.toString()); }
Example 18
Source File: MetaObjectAssistant.java From Aooms with Apache License 2.0 | 4 votes |
public static Object getParameterObject(MetaObject metaObject) { Object parameterObject = metaObject.getValue("delegate.boundSql.parameterObject"); return parameterObject; }
Example 19
Source File: PagePlugin.java From cms with Apache License 2.0 | 4 votes |
/** * org.apache.ibatis.executor.parameter. DefaultParameterHandler * * @param ps * @param mappedStatement * @param boundSql * @param parameterObject * @throws SQLException */ @SuppressWarnings({ "rawtypes", "unchecked" }) private void setParameters(PreparedStatement ps, MappedStatement mappedStatement, BoundSql boundSql, Object parameterObject) throws SQLException { ErrorContext.instance().activity("setting parameters").object(mappedStatement.getParameterMap().getId()); List<ParameterMapping> parameterMappings = boundSql.getParameterMappings(); if (parameterMappings != null) { Configuration configuration = mappedStatement.getConfiguration(); TypeHandlerRegistry typeHandlerRegistry = configuration.getTypeHandlerRegistry(); MetaObject metaObject = parameterObject == null ? null : configuration.newMetaObject(parameterObject); for (int i = 0; i < parameterMappings.size(); i++) { ParameterMapping parameterMapping = parameterMappings.get(i); if (parameterMapping.getMode() != ParameterMode.OUT) { Object value; String propertyName = parameterMapping.getProperty(); PropertyTokenizer prop = new PropertyTokenizer(propertyName); if (parameterObject == null) { value = null; } else if (typeHandlerRegistry.hasTypeHandler(parameterObject.getClass())) { value = parameterObject; } else if (boundSql.hasAdditionalParameter(propertyName)) { value = boundSql.getAdditionalParameter(propertyName); } else if (propertyName.startsWith(ForEachSqlNode.ITEM_PREFIX) && boundSql.hasAdditionalParameter(prop.getName())) { value = boundSql.getAdditionalParameter(prop.getName()); if (value != null) { value = configuration.newMetaObject(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()); } } } }
Example 20
Source File: Update.java From mybatis-boost with MIT License | 4 votes |
@Override public void replace(Connection connection, MetaObject metaObject, MappedStatement mappedStatement, BoundSql boundSql) { Class<?> entityType = MapperUtils.getEntityTypeFromMapper (mappedStatement.getId().substring(0, mappedStatement.getId().lastIndexOf('.'))); StringBuilder sqlBuilder = new StringBuilder(); sqlBuilder.append("UPDATE ").append(EntityUtils.getTableName(entityType, configuration.getNameAdaptor())); boolean partial = mappedStatement.getId().contains("Partial"); boolean selective = mappedStatement.getId().contains("Selective"); Map<?, ?> parameterMap = (Map<?, ?>) boundSql.getParameterObject(); Object entity = parameterMap.get("param1"); List<String> properties; String[] conditionalProperties; if (!partial) { properties = EntityUtils.getProperties(entity, selective); conditionalProperties = (String[]) parameterMap.get("param2"); } else { String[] candidateProperties = (String[]) parameterMap.get("param2"); properties = PropertyUtils.buildPropertiesWithCandidates(candidateProperties, entity, selective); conditionalProperties = (String[]) parameterMap.get("param3"); } if (conditionalProperties.length == 0) { conditionalProperties = new String[]{EntityUtils.getIdProperty(entityType)}; } PropertyUtils.rebuildPropertiesWithConditions(properties, entityType, conditionalProperties); if (!properties.isEmpty()) { boolean mapUnderscoreToCamelCase = (boolean) metaObject.getValue("delegate.configuration.mapUnderscoreToCamelCase"); List<String> columns = properties.stream() .map(it -> SqlUtils.normalizeColumn(it, mapUnderscoreToCamelCase)).collect(Collectors.toList()); sqlBuilder.append(" SET "); columns.stream().limit(columns.size() - conditionalProperties.length) .forEach(c -> sqlBuilder.append(c).append(" = ?, ")); sqlBuilder.setLength(sqlBuilder.length() - 2); SqlUtils.appendWhere(sqlBuilder, columns.stream().skip(columns.size() - conditionalProperties.length)); } List<ParameterMapping> parameterMappings = MyBatisUtils.getParameterMappings ((org.apache.ibatis.session.Configuration) metaObject.getValue("delegate.configuration"), properties); MyBatisUtils.getMetaObject(metaObject.getValue("delegate.parameterHandler")) .setValue("parameterObject", entity); metaObject.setValue("delegate.boundSql.parameterObject", entity); metaObject.setValue("delegate.boundSql.parameterMappings", parameterMappings); metaObject.setValue("delegate.boundSql.sql", sqlBuilder.toString()); }