org.apache.jorphan.exec
Class SystemCommand
java.lang.Object
org.apache.jorphan.exec.SystemCommand
- Direct Known Subclasses:
- NativeCommand
public class SystemCommand
- extends Object
Utility class for invoking native system applications
Constructor Summary |
SystemCommand(File directory,
long timeoutMillis,
int pollInterval,
Map<String,String> env,
InputStream stdin,
OutputStream stdout,
OutputStream stderr)
|
SystemCommand(File directory,
long timeoutMillis,
int pollInterval,
Map<String,String> env,
String stdin,
String stdout,
String stderr)
|
SystemCommand(File directory,
Map<String,String> env)
|
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
POLL_INTERVAL
public static final int POLL_INTERVAL
- See Also:
- Constant Field Values
SystemCommand
public SystemCommand(File directory,
Map<String,String> env)
- Parameters:
env
- Environment variables appended to environment (may be null)directory
- File working directory (may be null)
SystemCommand
public SystemCommand(File directory,
long timeoutMillis,
int pollInterval,
Map<String,String> env,
String stdin,
String stdout,
String stderr)
throws IOException
- Parameters:
env
- Environment variables appended to environment (may be null)directory
- File working directory (may be null)timeoutMillis
- timeout in MillisecondspollInterval
- Value used to poll for Process execution endstdin
- File name that will contain data to be input to process (may be null)stdout
- File name that will contain out stream (may be null)stderr
- File name that will contain err stream (may be null)
- Throws:
IOException
- if the input file is not found or output cannot be written
SystemCommand
public SystemCommand(File directory,
long timeoutMillis,
int pollInterval,
Map<String,String> env,
InputStream stdin,
OutputStream stdout,
OutputStream stderr)
- Parameters:
env
- Environment variables appended to environment (may be null)directory
- File working directory (may be null)timeoutMillis
- timeout in MillisecondspollInterval
- Value used to poll for Process execution endstdin
- File name that will contain data to be input to process (may be null)stdout
- File name that will contain out stream (may be null)stderr
- File name that will contain err stream (may be null)
run
public int run(List<String> arguments)
throws InterruptedException,
IOException
- Parameters:
arguments
- List, not null
- Returns:
- return code
- Throws:
InterruptedException
IOException
run
public int run(List<String> arguments1,
List<String> arguments2)
throws InterruptedException,
IOException
- Pipe the output of one command into another
- Parameters:
arguments1
- first command to runarguments2
- second command to run
- Returns:
- exit status
- Throws:
InterruptedException
IOException
getOutResult
public String getOutResult()
- Returns:
- Out/Err stream contents
getExecutionEnvironment
public Map<String,String> getExecutionEnvironment()
- Returns:
- the executionEnvironment
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