[SPARK-20143][SQL] DataType.fromJson should throw an exception with better message #17468
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(BTW, I believe this does not make a conflict with PR 17406) |
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Test build #75357 has finished for PR 17468 at commit
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@gatorsmile, could you take a look please? |
gatorsmile
reviewed
Mar 30, 2017
| case other => nonDecimalNameToType.getOrElse(other, { | ||
| throw new IllegalArgumentException( | ||
| s"Failed to convert the JSON string '$name' to a data type.") | ||
| }) |
gatorsmile
reviewed
Mar 30, 2017
| ("type", JString("udt"))) => | ||
| new PythonUserDefinedType(parseDataType(v), pyClass, serialized) | ||
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| case other: JValue => |
gatorsmile
reviewed
Mar 30, 2017
| ("nullable", JBool(nullable)), | ||
| ("type", dataType: JValue)) => | ||
| StructField(name, parseDataType(dataType), nullable) | ||
| case other: JValue => |
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or case _ =>. Then, you can directly use json in the following message.
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LGTM except a few minor comments. |
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Thank you @gatorsmile. |
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Test build #75405 has finished for PR 17468 at commit
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@gatorsmile, could this get merged maybe? |
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retest this please |
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Test build #75456 has finished for PR 17468 at commit
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Thanks! Merging to master. |
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What changes were proposed in this pull request?
Currently,
DataType.fromJsonthrowsscala.MatchErrororjava.util.NoSuchElementExceptionin some cases when the JSON input is invalid as below:After this PR,
How was this patch tested?
Unit test added in
DataTypeSuite.