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https://issues.apache.org/jira/browse/FLINK-11867?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Chesnay Schepler updated FLINK-11867:
-------------------------------------
Summary: Fix empty path check in StreamExEnv#readTextFile (was: mistaking
in checking filePath's value)
> Fix empty path check in StreamExEnv#readTextFile
> ------------------------------------------------
>
> Key: FLINK-11867
> URL: https://issues.apache.org/jira/browse/FLINK-11867
> Project: Flink
> Issue Type: Bug
> Reporter: Tom Goong
> Assignee: Tom Goong
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.7.3, 1.8.0
>
> Time Spent: 20m
> Remaining Estimate: 0h
>
> In class StreamExecutionEnvironment
>
> {code:java}
> // code placeholder
> public DataStreamSource<String> readTextFile(String filePath, String
> charsetName) {
> Preconditions.checkNotNull(filePath, "The file path must not be null.");
> Preconditions.checkNotNull(filePath.isEmpty(), "The file path must not be
> empty.");
> TextInputFormat format = new TextInputFormat(new Path(filePath));
> format.setFilesFilter(FilePathFilter.createDefaultFilter());
> TypeInformation<String> typeInfo = BasicTypeInfo.STRING_TYPE_INFO;
> format.setCharsetName(charsetName);
> return readFile(format, filePath, FileProcessingMode.PROCESS_ONCE, -1,
> typeInfo);
> }
> {code}
>
> the *Preconditions.checkNotNull(filePath.isEmpty(), "The file path must not
> be empty.");* this will not work
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