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printout child proc's out and err to console

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This commit is contained in:
minjaesong
2023-06-22 23:11:34 +09:00
parent 6daccb2e62
commit 48eb1ffd8f
1 changed files with 29 additions and 9 deletions
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38
src/net/torvald/terrarum/Principii.java
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@@ -1,12 +1,9 @@
package net.torvald.terrarum;
import com.badlogic.gdx.utils.JsonValue;
import net.torvald.terrarum.serialise.WriteConfig;
import net.torvald.terrarum.utils.JsonFetcher;
import java.io.File;
import java.io.IOException;
import java.io.PrintStream;
import java.util.HashMap;
import java.util.Map;
@@ -89,18 +86,41 @@ public class Principii {
try {
Process proc = Runtime.getRuntime().exec("java"+extracmd+" -Xms1G -Xmx"+xmx+"G -cp ./out/TerrarumBuild.jar net.torvald.terrarum.App");
// TODO redirect proc's PrintStream to System.out
int size = 0;
byte[] buffer = new byte[1024];
while ((size = proc.getInputStream().read(buffer)) != -1) {
System.out.write(buffer, 0, size);
}
Thread tp = new Thread(() -> {
String p = null;
while (proc.isAlive()) {
try {
p = proc.inputReader().readLine();
}
catch (IOException ignored) {
}
if (p != null) System.out.println(p);
}
});
Thread te = new Thread(() -> {
String e = null;
while (proc.isAlive()) {
try {
e = proc.errorReader().readLine();
}
catch (IOException ignored) {
}
if (e != null) System.err.println(e);
}
});
tp.start();
te.start();
System.exit(proc.waitFor());
}
catch (IOException e) {
e.printStackTrace();
throw new RuntimeException(e);
}
catch (InterruptedException e) {
throw new RuntimeException(e);
}
}