From bb511bddb9b6cabd67665c5e61b67e381386a8e2 Mon Sep 17 00:00:00 2001 From: akrito Date: Thu, 12 Mar 2020 21:19:53 +0800 Subject: [PATCH] fork process --- src/main/java/com/github/hcsp/shell/Fork.java | 7 +++++++ working-directory/output.txt | 7 +++++++ 2 files changed, 14 insertions(+) diff --git a/src/main/java/com/github/hcsp/shell/Fork.java b/src/main/java/com/github/hcsp/shell/Fork.java index 28e0700..49707e2 100644 --- a/src/main/java/com/github/hcsp/shell/Fork.java +++ b/src/main/java/com/github/hcsp/shell/Fork.java @@ -3,6 +3,7 @@ import java.io.File; import java.nio.file.Path; import java.nio.file.Paths; +import java.util.Map; public class Fork { public static void main(String[] args) throws Exception { @@ -10,6 +11,12 @@ public static void main(String[] args) throws Exception { // 工作目录是项目目录下的working-directory目录（可以用getWorkingDir()方法得到这个目录对应的File对象） // 传递的命令是sh run.sh // 环境变量是AAA=123 + ProcessBuilder pb = new ProcessBuilder("sh", "run.sh"); + pb.directory(getWorkingDir()); + Map envs = pb.environment(); + envs.put("AAA", "123"); + pb.redirectOutput(getOutputFile()); + pb.start().waitFor(); } private static File getWorkingDir() { diff --git a/working-directory/output.txt b/working-directory/output.txt index e69de29..552cd6c 100644 --- a/working-directory/output.txt +++ b/working-directory/output.txt @@ -0,0 +1,7 @@ +AAA is: 123 +total 18K +-rw-r--r-- 1 intel 197121 12 Mar 12 21:19 output.txt +drwxr-xr-x 1 intel 197121 0 Mar 12 21:19 .. +drwxr-xr-x 1 intel 197121 0 Mar 12 21:13 . +-rw-r--r-- 1 intel 197121 11K Mar 12 21:13 .hidden.txt +-rwxr-xr-x 1 intel 197121 47 Mar 12 21:13 run.sh