DataX是阿里云DataWorks数据集成的开源版本。
This report summarizes scanner evidence for alibaba/DataX, a Java project with 17,372 GitHub stars. SynthScan examined 144,218 lines of code across 1319 source files, recording 75 pattern matches distributed across 8 syntactic categories. The legacy adjusted pattern signal is 4.1 (Low pattern signal); it is not an authorship estimate.
Use the findings to ask whether maintainers can explain intent, verify dependencies, simplify unnecessary scaffolding, and focus review effort. Risk Payload v1 adds ownership, supply-chain, over-engineering, and review-effort vectors when available. These are prompts for human verification, not probabilities, security findings, or measured maintenance costs.
Use each vector to guide manual verification of the underlying findings.
Payload schema: 1.0.0 · Engine: 2.0.0 · Scoring: heuristic-density-v1 · Scan date: 2026-10-31.
Can maintainers explain intent, assumptions, and trade-offs? 25 finding(s).
Are imports declared and package/API names verified? 47 finding(s).
Are wrappers, guards, and repeated structures necessary? 9 finding(s).
Which changes need focused human review? 75 finding(s).
This chart tracks the legacy adjusted pattern score across scan runs. Changes can reflect source changes, scan coverage, or detector/scoring versions; they do not measure AI adoption or prove that a team refactored code. Compare runs only when their scoring versions are compatible. The dashed line tracks the raw pattern-hit count.
Groups findings by configured severity weight. Severity is not a confidence estimate, security rating, or proof that a package is missing. Verify imports against the project's manifests and inspect each finding in its local design context.
This horizontal bar chart shows where configured pattern scores accumulate across directories. Treat the bars as locations to inspect, not as evidence of authorship or code quality. Use the file-level findings to decide whether a directory needs a focused ownership, dependency, complexity, or review check.
The scanner identified 75 distinct pattern matches across 8 syntactic categories. Each entry below represents a discrete location in the source code where the engine recorded a detector match to inspect in context. Expand any category row to inspect the individual file paths, line numbers, code snippets, and the lexical context (CODE, COMMENT, or STRING) in which each match was detected.
Reading the findings table: The Severity column indicates the configured finding weight (CRITICAL / HIGH / MEDIUM / LOW). The Context column identifies whether the match occurred inside executable code, an inline comment, or a string literal — legacy comment-context matches receive a ×1.5 score weight. The ⚡ bolt icon marks clustered matches: three or more patterns within a 10-line window, each receiving an additional ×1.5 density multiplier under the legacy scoring model.
| Severity | File | Line | Snippet | Context |
|---|---|---|---|---|
| CRITICAL⚡ | oceanbasev10writer/doc/oceanbasev10writer.md | 262 | at com.alibaba.datax.plugin.writer.oceanbasev10writer.task.MultiTableWriterTask.write(MultiTableWriterTask.java:357) [o | CODE |
| CRITICAL⚡ | oceanbasev10writer/doc/oceanbasev10writer.md | 263 | at com.alibaba.datax.plugin.writer.oceanbasev10writer.task.MultiTableWriterTask.calcRuleAndDoBatchInsert(MultiTableWrit | CODE |
| CRITICAL⚡ | oceanbasev10writer/doc/oceanbasev10writer.md | 264 | at com.alibaba.datax.plugin.writer.oceanbasev10writer.task.MultiTableWriterTask.startWrite(MultiTableWriterTask.java:22 | CODE |
| CRITICAL⚡ | oceanbasev10writer/doc/oceanbasev10writer.md | 266 | at com.alibaba.datax.core.taskgroup.runner.WriterRunner.run(WriterRunner.java:62) [datax-core-0.0.1-SNAPSHOT.jar:na] | CODE |
| CRITICAL⚡ | oceanbasev10writer/doc/oceanbasev10writer.md | 321 | at com.alipay.oceanbase.obproxy.connection.ObGroupConnection.checkAndThrowException(ObGroupConnection.java:431) ~[ocean | CODE |
| CRITICAL⚡ | oceanbasev10writer/doc/oceanbasev10writer.md | 322 | at com.alipay.oceanbase.obproxy.statement.ObStatement.doExecute(ObStatement.java:598) ~[oceanbase-connector-java-2.0.8. | CODE |
| CRITICAL⚡ | oceanbasev10writer/doc/oceanbasev10writer.md | 323 | at com.alipay.oceanbase.obproxy.statement.ObStatement.execute(ObStatement.java:456) ~[oceanbase-connector-java-2.0.8.20 | CODE |
| CRITICAL⚡ | oceanbasev10writer/doc/oceanbasev10writer.md | 324 | at com.alipay.oceanbase.obproxy.statement.ObPreparedStatement.execute(ObPreparedStatement.java:148) ~[oceanbase-connect | CODE |
| CRITICAL⚡ | oceanbasev10writer/doc/oceanbasev10writer.md | 326 | at com.alibaba.datax.plugin.writer.oceanbasev10writer.task.InsertTask.doMultiInsert(InsertTask.java:196) [oceanbasev10w | CODE |
| CRITICAL⚡ | oceanbasev10writer/doc/oceanbasev10writer.md | 327 | at com.alibaba.datax.plugin.writer.oceanbasev10writer.task.InsertTask.run(InsertTask.java:85) [oceanbasev10writer-0.0.1 | CODE |
| CRITICAL⚡ | oceanbasev10writer/doc/oceanbasev10writer.md | 336 | at com.alipay.oceanbase.obproxy.mysql.jdbc.Util.handleNewInstance(Util.java:409) ~[oceanbase-connector-java-2.0.8.20180 | CODE |
| CRITICAL⚡ | oceanbasev10writer/doc/oceanbasev10writer.md | 337 | at com.alipay.oceanbase.obproxy.mysql.jdbc.Util.getInstance(Util.java:384) ~[oceanbase-connector-java-2.0.8.20180730.ja | CODE |
| CRITICAL⚡ | oceanbasev10writer/doc/oceanbasev10writer.md | 338 | at com.alipay.oceanbase.obproxy.mysql.jdbc.SQLError.createSQLException(SQLError.java:1052) ~[oceanbase-connector-java-2 | CODE |
| CRITICAL⚡ | oceanbasev10writer/doc/oceanbasev10writer.md | 339 | at com.alipay.oceanbase.obproxy.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4403) ~[oceanbase-connector-java-2.0.8 | CODE |
| CRITICAL⚡ | oceanbasev10writer/doc/oceanbasev10writer.md | 340 | at com.alipay.oceanbase.obproxy.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4275) ~[oceanbase-connector-java-2.0.8 | CODE |
| CRITICAL⚡ | oceanbasev10writer/doc/oceanbasev10writer.md | 341 | at com.alipay.oceanbase.obproxy.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2706) ~[oceanbase-connector-java-2.0.8.2018 | CODE |
| CRITICAL⚡ | oceanbasev10writer/doc/oceanbasev10writer.md | 342 | at com.alipay.oceanbase.obproxy.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2867) ~[oceanbase-connector-java-2.0.8.2 | CODE |
| CRITICAL⚡ | oceanbasev10writer/doc/oceanbasev10writer.md | 343 | at com.alipay.oceanbase.obproxy.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2843) ~[oceanbase-connector-java- | CODE |
| CRITICAL⚡ | oceanbasev10writer/doc/oceanbasev10writer.md | 344 | at com.alipay.oceanbase.obproxy.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:2085) ~[oceanbase-c | CODE |
| CRITICAL⚡ | oceanbasev10writer/doc/oceanbasev10writer.md | 345 | at com.alipay.oceanbase.obproxy.mysql.jdbc.PreparedStatement.execute(PreparedStatement.java:1310) ~[oceanbase-connector | CODE |
| CRITICAL⚡ | oceanbasev10writer/doc/oceanbasev10writer.md | 346 | at com.alipay.oceanbase.obproxy.druid.pool.DruidPooledPreparedStatement.execute(DruidPooledPreparedStatement.java:493) | CODE |
| CRITICAL⚡ | oceanbasev10writer/doc/oceanbasev10writer.md | 347 | at com.alipay.oceanbase.obproxy.statement.ObPreparedStatement.executeOnConnection(ObPreparedStatement.java:121) ~[ocean | CODE |
| CRITICAL⚡ | oceanbasev10writer/doc/oceanbasev10writer.md | 348 | at com.alipay.oceanbase.obproxy.statement.ObStatement.doExecuteOnConnection(ObStatement.java:677) ~[oceanbase-connector | CODE |
| CRITICAL⚡ | oceanbasev10writer/doc/oceanbasev10writer.md | 349 | at com.alipay.oceanbase.obproxy.statement.ObStatement.doExecute(ObStatement.java:558) ~[oceanbase-connector-java-2.0.8. | CODE |
| CRITICAL | …om/alibaba/datax/plugin/reader/hdfsreader/DFSUtil.java | 890 | org.apache.commons.io.IOUtils.closeQuietly(reader); | CODE |
| CRITICAL | …om/alibaba/datax/plugin/reader/hdfsreader/DFSUtil.java | 915 | try (org.apache.parquet.hadoop.ParquetFileReader reader = org.apache.parquet.hadoop.ParquetFileReader.open(Hadoo | CODE |
| CRITICAL | …om/alibaba/datax/plugin/reader/hdfsreader/DFSUtil.java | 939 | org.apache.commons.io.IOUtils.closeQuietly(reader); | CODE |
| CRITICAL | …om/alibaba/datax/plugin/reader/hdfsreader/DFSUtil.java | 1028 | org.apache.hadoop.hive.serde2.io.HiveDecimalWritable decimalWritable = new org.apache.hadoop.hive.serde2 | CODE |
| CRITICAL | …ba/datax/plugin/writer/obhbasewriter/task/PutTask.java | 190 | Put put = new org.apache.hadoop.hbase.client.Put(rowkey); // row key | CODE |
| CRITICAL | …ax/plugin/reader/hbase11xsqlreader/HbaseSQLHelper.java | 110 | String splitBase64Str = org.apache.commons.codec.binary.Base64.encodeBase64String(splitSer); | CODE |
| CRITICAL | …lugin/reader/hbase11xsqlreader/HbaseSQLReaderTask.java | 69 | byte[] splitBytes = org.apache.commons.codec.binary.Base64.decodeBase64(splitBase64Str); | CODE |
| CRITICAL | …alibaba/datax/plugin/writer/hdfswriter/HdfsHelper.java | 542 | recordList.add(org.apache.hadoop.hive.common.type.Timestamp.ofEpochMilli(ts.getTime( | CODE |
| CRITICAL⚡ | …tax/plugin/writer/otswriter/utils/CalculateHelper.java | 163 | totalSize += com.alicloud.openservices.tablestore.core.utils.CalculateHelper.calcStringSizeInBytes(timeseriesKey | CODE |
| CRITICAL⚡ | …tax/plugin/writer/otswriter/utils/CalculateHelper.java | 164 | totalSize += com.alicloud.openservices.tablestore.core.utils.CalculateHelper.calcStringSizeInBytes(timeseriesKey | CODE |
| CRITICAL⚡ | …tax/plugin/writer/otswriter/utils/CalculateHelper.java | 165 | totalSize += com.alicloud.openservices.tablestore.core.utils.CalculateHelper.calcStringSizeInBytes(timeseriesKey | CODE |
| CRITICAL⚡ | …tax/plugin/writer/otswriter/utils/CalculateHelper.java | 167 | totalSize += entry.getValue().getDataSize() + com.alicloud.openservices.tablestore.core.utils.CalculateHelpe | CODE |
| CRITICAL | …a/datax/plugin/writer/otswriter/utils/ParseRecord.java | 28 | return new com.alicloud.openservices.tablestore.model.Column( | CODE |
| CRITICAL | …a/datax/plugin/writer/otswriter/utils/ParseRecord.java | 34 | return new com.alicloud.openservices.tablestore.model.Column( | CODE |
| CRITICAL | …a/datax/plugin/writer/otswriter/utils/ParseRecord.java | 274 | com.alicloud.openservices.tablestore.model.Column c = new com.alicloud.openservices.tablestore.model.Column( | CODE |
| CRITICAL⚡ | oceanbasev10reader/doc/oceanbasev10reader.md | 236 | at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:110) | CODE |
| CRITICAL⚡ | oceanbasev10reader/doc/oceanbasev10reader.md | 237 | at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:211) | CODE |
| CRITICAL⚡ | oceanbasev10reader/doc/oceanbasev10reader.md | 239 | at com.alibaba.datax.plugin.reader.oceanbasev10reader.ext.ReaderTask.doRead(ReaderTask.java:270) | CODE |
| CRITICAL | …a/datax/plugin/reader/obhbasereader/ObHbaseReader.java | 115 | Set<String> keywords = Arrays.stream(com.alibaba.datax.plugin.reader.obhbasereader.Constant.OBMYSQL_KEYWORDS | CODE |
| Severity | File | Line | Snippet | Context |
|---|---|---|---|---|
| LOW | …ibaba/datax/plugin/writer/doriswriter/DorisWriter.java | 1 | // Licensed to the Apache Software Foundation (ASF) under one | COMMENT |
| LOW | otsstreamreader/tools/tabulate.py | 61 | COMMENT | |
| LOW | otsstreamreader/tools/tabulate.py | 81 | # | COMMENT |
| LOW | otsreader/doc/otsreader.md | 61 | COMMENT | |
| LOW | otsreader/doc/otsreader.md | 81 | // 二进制,必须使用(Java)Base64.encodeBase64String方法,将二进制转换为一个可视化的字符串,然后将这个字符串填入value中 | COMMENT |
| LOW | otsreader/doc/otsreader.md | 181 | // begin和end不能相等 | COMMENT |
| LOW | otsreader/doc/otsreader.md | 201 | // 上面的代码执行之后,可以获得inputValue为"aGVsbG8=" | COMMENT |
| LOW | otsreader/doc/otsreader.md | 221 | // 普通列格式:{"name":"{your column name}"} | COMMENT |
| LOW | otsreader/doc/otsreader.md | 281 | "instanceName": "", | COMMENT |
| LOW | …datax/plugin/reader/opentsdbreader/OpenTSDBReader.java | 21 | //This file is part of OpenTSDB. | COMMENT |
| LOW | otswriter/doc/otswriter.md | 301 | // 多版本模式,插件会按照多版本模式去解析所有配置 | COMMENT |
| LOW | …x/plugin/reader/oceanbasev10reader/ext/ReaderTask.java | 161 | // setup the user defined save point | COMMENT |
| LOW | …tax/plugin/writer/hbase11xwriter/MultiVersionTask.java | 21 | String.format( | COMMENT |
| LOW | …tax/plugin/writer/hbase11xwriter/MultiVersionTask.java | 41 | // String promptInfo = "Hbasewriter 中,column 的列配置格式应该是:列族:列名. 您配置的列错误:" + columnName; | COMMENT |
| Severity | File | Line | Snippet | Context |
|---|---|---|---|---|
| LOW | otsstreamreader/tools/tabulate.py | 99 | def _pipe_segment_with_colons(align, colwidth): | CODE |
| LOW | otsstreamreader/tools/tabulate.py | 120 | def _mediawiki_row_with_attrs(separator, cell_values, colwidths, colaligns): | CODE |
| LOW | otsstreamreader/tools/tabulate.py | 140 | def _html_begin_table_without_header(colwidths_ignore, colaligns_ignore): | CODE |
| LOW | otsstreamreader/tools/tabulate.py | 172 | def _latex_line_begin_tabular(colwidths, colaligns, booktabs=False): | CODE |
| LOW | …x/plugin/writer/tdenginewriter/DefaultDataHandler.java | 22 | public class DefaultDataHandler implements DataHandler { | CODE |
| LOW | …/plugin/writer/tdenginewriter/OpentsdbDataHandler.java | 19 | public class OpentsdbDataHandler implements DataHandler { | CODE |
| Severity | File | Line | Snippet | Context |
|---|---|---|---|---|
| HIGH | otsstreamreader/tools/tabulate.py | 997 | | spam || align="right"| 41.9999 | STRING |
| HIGH | otsstreamreader/tools/tabulate.py | 999 | | eggs || align="right"| 451 | STRING |
| Severity | File | Line | Snippet | Context |
|---|---|---|---|---|
| LOW | otsstreamreader/tools/tabulate.py | 373 | CODE | |
| LOW | otsstreamreader/tools/tabulate.py | 495 | CODE | |
| LOW | otsstreamreader/tools/tabulate.py | 579 | CODE | |
| LOW | otsstreamreader/tools/tabulate.py | 646 | CODE | |
| LOW | otsstreamreader/tools/tabulate.py | 1159 | CODE |
| Severity | File | Line | Snippet | Context |
|---|---|---|---|---|
| MEDIUM | …sstreamreader/tools/tablestore_streamreader_console.py | 150 | def parse_time(value): | CODE |
| MEDIUM | core/src/main/bin/perftrace.py | 303 | def parseJson(strConfig, context): | CODE |
| Severity | File | Line | Snippet | Context |
|---|---|---|---|---|
| LOW | otsstreamreader/tools/tabulate.py | 5 | CODE | |
| LOW | otsstreamreader/tools/tabulate.py | 6 | CODE |
| Severity | File | Line | Snippet | Context |
|---|---|---|---|---|
| LOW | otsstreamreader/tools/tabulate.py | 45 | __all__ = ["tabulate", "tabulate_formats", "simple_separated_format"] | CODE |