Sync

Task/Fork/Java/fork.java

@@ -0,0 +1,38 @@
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.io.BufferedReader;
+import java.util.Arrays;
+import java.util.List;
+import java.util.Map;
+
+public class RFork {
+
+  public static void main(String[] args) {
+    ProcessBuilder pb;
+    Process pp;
+    List<String> command;
+    Map<String, String> env;
+    BufferedReader ir;
+    String currentuser;
+    String line;
+    try {
+      command = Arrays.asList("");
+      pb = new ProcessBuilder(command);
+      env = pb.environment();
+      currentuser = env.get("USER");
+      command = Arrays.asList("ps", "-f", "-U", currentuser);
+      pb.command(command);
+      pp = pb.start();
+      ir = new BufferedReader(new InputStreamReader(pp.getInputStream()));
+      line = "Output of running " + command.toString() + " is:";
+      do {
+        System.out.println(line);
+      } while ((line = ir.readLine()) != null);
+    }
+    catch (IOException iox) {
+      iox.printStackTrace();
+    }
+
+    return;
+  }
+}