Package org.apache.storm.utils
Interface ShellCommandRunner
- All Known Implementing Classes:
- ShellCommandRunnerImpl
public interface ShellCommandRunner
Contains convenience functions for running shell commands for cases that are too simple to need a full 
ShellUtils
 implementation.- 
Method SummaryModifier and TypeMethodDescriptionexecCommand(String... cmd) Method to execute a shell command.execCommand(Map<String, String> env, String... cmd) Method to execute a shell command.execCommand(Map<String, String> env, String[] cmd, long timeout) Method to execute a shell command.Token separator regex used to parse Shell tool outputs.
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Method Details- 
execCommandMethod to execute a shell command. Covers most of the simple cases without requiring the user to implement theShellUtilsinterface.- Parameters:
- cmd- shell command to execute.
- Returns:
- the output of the executed command.
- Throws:
- IOException
 
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execCommandMethod to execute a shell command. Covers most of the simple cases without requiring the user to implement theShellUtilsinterface.- Parameters:
- env- the map of environment key=value
- cmd- shell command to execute.
- timeout- time in milliseconds after which script should be marked timeout
- Returns:
- the output of the executed command.
- Throws:
- IOException
 
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execCommandMethod to execute a shell command. Covers most of the simple cases without requiring the user to implement theShellUtilsinterface.- Parameters:
- env- the map of environment key=value
- cmd- shell command to execute.
- Returns:
- the output of the executed command.
- Throws:
- IOException
 
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getTokenSeparatorRegexString getTokenSeparatorRegex()Token separator regex used to parse Shell tool outputs.
 
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