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Commit 9d3c24bb authored by Makoto Onuki's avatar Makoto Onuki
Browse files

Dump JVM arguments on startup 

Flag: EXEMPT host test change only
Bug: 371602426
Test: atest RavenwoodBivalentTest, check the log
Change-Id: I061dad98f1e1f2ebea3dba41a48307c96b990010
parent aea105b7

ravenwood/junit-impl-src/android/platform/test/ravenwood/RavenwoodRuntimeEnvironmentController.java

+17 −0
Original line number Diff line number Diff line
@@ -67,6 +67,7 @@ import com.android.ravenwood.common.SneakyThrow; 
import com.android.server.LocalServices;

import com.android.server.compat.PlatformCompat;



import org.junit.internal.management.ManagementFactory;

import org.junit.runner.Description;



import java.io.File;
@@ -204,6 +205,8 @@ public class RavenwoodRuntimeEnvironmentController { 
        // Some process-wide initialization. (maybe redirect stdout/stderr)

        RavenwoodCommonUtils.loadJniLibrary(LIBRAVENWOOD_INITIALIZER_NAME);



        dumpCommandLineArgs();



        // We haven't initialized liblog yet, so directly write to System.out here.

        RavenwoodCommonUtils.log(TAG, "globalInitInner()");
@@ -588,4 +591,18 @@ public class RavenwoodRuntimeEnvironmentController { 
                    + " access to system property '" + key + "' denied via RavenwoodConfig");

        }

    }



    private static void dumpCommandLineArgs() {

        Log.i(TAG, "JVM arguments:");



        // Note, we use the wrapper in JUnit4, not the actual class (

        // java.lang.management.ManagementFactory), because we can't see the later at the build

        // because this source file is compiled for the device target, where ManagementFactory

        // doesn't exist.

        var args = ManagementFactory.getRuntimeMXBean().getInputArguments();



        for (var arg : args) {

            Log.i(TAG, "  " + arg);

        }

    }

}