maven執行main函數

You’re ready to run your first topology! If you create a file at src/main/resources/

words.txt with one word per line, you can run the topology with this command:

mvn exec:java -Dexec.mainClass="TopologyMain" -Dexec.args="src/main/resources/

words.txt"

For example, if you use the following words.txt file:

Storm

test

are

great

is

an

Storm

simple

application

but

very

powerful

really

Storm

is

great

In the logs, you should see something like the following:

is: 2

application: 1

but: 1

great: 1

test: 1

simple: 1

Storm: 3

really: 1

are: 1

great: 1

an: 1

powerful: