Fix ByteBuffer#position incompatibility in Metadata JAR.

PiperOrigin-RevId: 387494574

Author: xunkai55

tensorflow_lite_support/java/build_defs.bzl

@@ -0,0 +1,17 @@
+"""Configures how Java libraries should be built in TFLite Support."""
+
+# Forked from TF Java build_defs.bzl, but add more options for TFLS.
+
+load(
+    "@org_tensorflow//tensorflow/java:build_defs.bzl",
+    TF_EP_ENABLED_WARNINGS = "EP_ENABLED_WARNINGS",
+    TF_JAVA_VERSION_OPTS = "JAVA_VERSION_OPTS",
+    TF_XLINT_OPTS = "XLINT_OPTS",
+)
+
+# We need "release 7" to resolve ByteBuffer incompatibility in Java versions.
+# https://www.morling.dev/blog/bytebuffer-and-the-dreaded-nosuchmethoderror/
+
+JAVA_VERSION_OPTS = TF_JAVA_VERSION_OPTS + ["--release 7"]
+
+JAVACOPTS = TF_JAVA_VERSION_OPTS + TF_XLINT_OPTS + TF_EP_ENABLED_WARNINGS

tensorflow_lite_support/metadata/java/BUILD

@@ -2,7 +2,7 @@
 # TensorFlow Lite Support API in Java for metadata.
 
 load("@build_bazel_rules_android//android:rules.bzl", "android_library")
-load("@org_tensorflow//tensorflow/java:build_defs.bzl", "JAVACOPTS")
+load("//tensorflow_lite_support/java:build_defs.bzl", "JAVACOPTS")
 
 package(
     default_visibility = ["//visibility:public"],