run java from terminal
//Run this line to compile
javac programName.java
//Run this line to run
java programNamerun java from terminal
//Run this line to compile
javac programName.java
//Run this line to run
java programNamehow to make java run terminal commands
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
public class ExecuteShellCommandRuntimeExec {
public static void main (String [] args) {
try {
Process process = Runtime.getRuntime().exec("ls -l");
StringBuilder output = new StringBuilder();
BufferedReader reader = new BufferedReader(new InputStreamReader (process.getInputStream()));
String line;
while((line = reader.readLine()) != null) {
output.append(line + "\n");
}
int exitVal = process.waitFor();
if (exitVal == 0) {
System.out.println("Success");
System.out.println(output);
System.exit(0);
} else {
System.out.println("Something abnormal has haapened :( ");
}
} catch (IOException e) {
e.printStackTrace();
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}how to compile a java program in terminal
//Change directory into where all the java files are
javac *.java
//Chagne direcotry into com
java com.company.MainCopyright © 2021 Codeinu
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