Fix plasma_store_server path (#6499)

java/BUILD.bazel

@@ -168,6 +168,19 @@ filegroup(
     ],
 )
 
+# plasma_store_server binary should be located in jar root path
+# and keep in sync with mvn resource
+genrule(
+    name = "cp_plasma_store_server",
+    srcs = [
+        "@plasma//:plasma_store_server",
+    ],
+    outs = ["plasma_store_server"],
+    cmd = """
+        cp -f $(location @plasma//:plasma_store_server) $@
+    """
+)
+
 filegroup(
     name = "java_native_deps",
     srcs = [
@@ -175,7 +188,7 @@ filegroup(
         "//:libray_redis_module.so",
         "//:raylet",
         "//:core_worker_library_java",
-        "@plasma//:plasma_store_server",
+        ":cp_plasma_store_server",
     ],
 )
 

java/runtime/src/main/java/org/ray/runtime/runner/RunManager.java

@@ -353,7 +353,7 @@ public class RunManager {
 
   private void startObjectStore() {
     try (FileUtil.TempFile plasmaStoreFile = FileUtil
-        .getTempFileFromResource("external/plasma/plasma_store_server")) {
+        .getTempFileFromResource("plasma_store_server")) {
       plasmaStoreFile.getFile().setExecutable(true);
       List<String> command = ImmutableList.of(
           // The plasma store executable file.