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https://issues.apache.org/jira/browse/GOBBLIN-772?focusedWorklogId=244126&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-244126
]
ASF GitHub Bot logged work on GOBBLIN-772:
------------------------------------------
Author: ASF GitHub Bot
Created on: 17/May/19 16:30
Start Date: 17/May/19 16:30
Worklog Time Spent: 10m
Work Description: autumnust commented on pull request #2637:
[GOBBLIN-772]Implement Schema Comparison Strategy during Disctp
URL: https://github.com/apache/incubator-gobblin/pull/2637#discussion_r285198515
##########
File path:
gobblin-data-management/src/main/java/org/apache/gobblin/data/management/copy/extractor/FileAwareInputStreamExtractorWithCheckSchema.java
##########
@@ -39,32 +42,109 @@
* check if the schema matches the expected schema. If not it will abort the
job.
*/
-public class FileAwareInputStreamExtractorWithCheckSchema extends
FileAwareInputStreamExtractor{
+public class FileAwareInputStreamExtractorWithCheckSchema extends
FileAwareInputStreamExtractor {
- public FileAwareInputStreamExtractorWithCheckSchema(FileSystem fs,
CopyableFile file, WorkUnitState state)
- {
+ public FileAwareInputStreamExtractorWithCheckSchema(FileSystem fs,
CopyableFile file, WorkUnitState state) {
super(fs, file, state);
}
- public FileAwareInputStreamExtractorWithCheckSchema(FileSystem fs,
CopyableFile file)
- {
+
+ public FileAwareInputStreamExtractorWithCheckSchema(FileSystem fs,
CopyableFile file) {
this(fs, file, null);
}
@Override
- protected FileAwareInputStream buildStream(FileSystem fsFromFile)
- throws DataRecordException, IOException{
- if(!schemaChecking(fsFromFile))
- {
+ protected FileAwareInputStream buildStream(FileSystem fsFromFile) throws
DataRecordException, IOException {
+ if (!schemaChecking(fsFromFile)) {
throw new DataRecordException("Schema does not match the expected
schema");
}
return super.buildStream(fsFromFile);
}
- protected boolean schemaChecking(FileSystem fsFromFile)
- throws IOException {
+ protected boolean schemaChecking(FileSystem fsFromFile) throws IOException {
Review comment:
What is the scope of this schema checking ? Is this verifying all fields
inside `toValidateSchema` is appearing in expected schema ? Please add javadoc
on this.
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Issue Time Tracking
-------------------
Worklog Id: (was: 244126)
Time Spent: 50m (was: 40m)
> Implement Schema Comparison Strategy during Disctp
> --------------------------------------------------
>
> Key: GOBBLIN-772
> URL: https://issues.apache.org/jira/browse/GOBBLIN-772
> Project: Apache Gobblin
> Issue Type: Task
> Reporter: Zihan Li
> Priority: Major
> Time Spent: 50m
> Remaining Estimate: 0h
>
> We need a schema comparison strategy to make sure the real schema and the
> expected schema have matching field names and types.
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