Examples with TabFieldProcessor com.qlangtech.tis.sql.parser.er.TabFieldProcessor used on opensource projects

Example 1 with TabFieldProcessor

use of com.qlangtech.tis.sql.parser.er.TabFieldProcessor in project tis by qlangtech.

the class SqlTaskNodeMeta method validateSql.

/**
 * 对sql进行粗略的校验
 *
 * @param sql
 * @param dependencyNodes
 * @return
 */
public static Optional<TisSqlFormatException> validateSql(String sql, List<String> dependencyNodes) {
    // Optional<TisSqlFormatException> result  = Optional.empty();
    SqlTaskNodeMeta taskNodeMeta = new SqlTaskNodeMeta();
    // 这个sql语句有错误，需要校验成错误，抛异常
    taskNodeMeta.setSql(sql);
    final IJoinTaskContext tskContext = new DftJoinTaskContext(ExecutePhaseRange.fullRange());
    final ITemplateContext tplContext = new ITemplateContext() {

        @Override
        public <T> T getContextValue(String key) {
            return null;
        }

        @Override
        public void putContextValue(String key, Object v) {
        }

        @Override
        public IJoinTaskContext getExecContext() {
            return tskContext;
        }
    };
    try {
        String pt = "20200703113848";
        ITabPartition p = () -> pt;
        Map<IDumpTable, ITabPartition> tabPartition = dependencyNodes.stream().collect(Collectors.toMap((r) -> EntityName.parse(r), (r) -> p));
        taskNodeMeta.getRewriteSql("testTaskName", new MockDumpPartition(tabPartition), new IPrimaryTabFinder() {

            @Override
            public Optional<TableMeta> getPrimaryTab(IDumpTable entityName) {
                return Optional.empty();
            }

            @Override
            public Map<EntityName, TabFieldProcessor> getTabFieldProcessorMap() {
                return Collections.emptyMap();
            }
        }, tplContext, false);
        return Optional.empty();
    } catch (Throwable e) {
        int indexOf;
        if ((indexOf = ExceptionUtils.indexOfType(e, TisSqlFormatException.class)) > -1) {
            TisSqlFormatException ex = (TisSqlFormatException) ExceptionUtils.getThrowables(e)[indexOf];
            // System.out.println(ex.summary());
            return Optional.of(ex);
        // assertEquals("base ref:gg can not find relevant table entity in map,mapSize:1,exist:[g:tis.commodity_goods],位置，行:1,列:44", ex.summary());
        } else {
            throw e;
        }
    }
}