import
java
io
import
java
nio
file
import
java
util
concurrent
public
class
ProcessDemo
public
static
void
main
String
args
throws
IOException
InterruptedException
ProcessBuilder
builder
new
ProcessBuilder
grep
o
A
Za
z_
A
Za
z_0
builder
redirectInput
Paths
get
ProcessDemo
java
toFile
builder
redirectOutput
Paths
get
identifiers
txt
toFile
Process
process
builder
start
process
waitFor
TimeUnit
MINUTES
