java - runtime exec

 

<dependency>

<groupId>org.apache.commons</groupId>

<artifactId>commons-exec</artifactId>

<version>1.3</version>

</dependency>

 

 

 

​

import java.io.ByteArrayOutputStream;

import java.io.IOException;

​

import org.apache.commons.exec.CommandLine;

import org.apache.commons.exec.DefaultExecutor;

import org.apache.commons.exec.PumpStreamHandler;

​

public class RuntimeUtil {

public static String exec(String... command) throws IOException, InterruptedException {

ByteArrayOutputStream stdout = new ByteArrayOutputStream();

PumpStreamHandler psh = new PumpStreamHandler(stdout);

DefaultExecutor executor = new DefaultExecutor();

CommandLine cmdLine = CommandLine.parse(command[0]);

for (int i = 1, n = command.length; i < n; i++) {

cmdLine.addArgument(command[i]);

}

executor.setStreamHandler(psh);

executor.execute(cmdLine);

return stdout.toString();

}

}

​