old_contents: # Copyright 2019 The Bazel Authors. All rights reserved.
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #    http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  """
  Finds the Java toolchain.
  
  Returns the toolchain if enabled, and falls back to a toolchain constructed from
  legacy toolchain selection.
  """
  
  def find_java_toolchain(ctx, target):
      """
      Finds the Java toolchain.
  
      If the Java toolchain is in use, returns it.  Otherwise, returns a Java
      toolchain derived from legacy toolchain selection.
  
      Args:
        ctx: The rule context for which to find a toolchain.
        target: A java_toolchain target (for legacy toolchain resolution).
  
      Returns:
        A JavaToolchainInfo.
      """
  
      _ignore = [ctx]
  
      # TODO(b/122482627): implement toolcahin resolution for Java
      # see https://github.com/bazelbuild/bazel/issues/6521
  
      return target
  
  def find_java_runtime_toolchain(ctx, target):
      """
      Finds the Java runtime.
  
      If the Java toolchain is in use, returns it.  Otherwise, returns a Java
      runtime derived from legacy toolchain selection.
  
      Args:
        ctx: The rule context for which to find a toolchain.
        target: A java_runtime target (for legacy toolchain resolution).
  
      Returns:
        A JavaRuntimeInfo.
      """
  
      _ignore = [ctx]
  
      # TODO(b/122482627): implement toolcahin resolution for Java
      # see https://github.com/bazelbuild/bazel/issues/6521
  
      return target
  
new_contents: # Copyright 2019 The Bazel Authors. All rights reserved.
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #    http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  """
  Finds the Java toolchain.
  
  Returns the toolchain if enabled, and falls back to a toolchain constructed from
  legacy toolchain selection.
  """
  
  def find_java_toolchain(ctx, target):
      """
      Finds the Java toolchain.
  
      If the Java toolchain is in use, returns it.  Otherwise, returns a Java
      toolchain derived from legacy toolchain selection.
  
      Args:
        ctx: The rule context for which to find a toolchain.
        target: A java_toolchain target (for legacy toolchain resolution).
  
      Returns:
        A JavaToolchainInfo.
      """
  
      if java_common.is_java_toolchain_resolution_enabled_do_not_use(ctx = ctx):
          return ctx.toolchains["@bazel_tools//tools/jdk:toolchain_type"]
  
      return target[java_common.JavaToolchainInfo]
  
  def find_java_runtime_toolchain(ctx, target):
      """
      Finds the Java runtime.
  
      If the Java toolchain is in use, returns it.  Otherwise, returns a Java
      runtime derived from legacy toolchain selection.
  
      Args:
        ctx: The rule context for which to find a toolchain.
        target: A java_runtime target (for legacy toolchain resolution).
  
      Returns:
        A JavaRuntimeInfo.
      """
  
      if java_common.is_java_toolchain_resolution_enabled_do_not_use(ctx = ctx):
          return ctx.toolchains["@bazel_tools//tools/jdk:runtime_toolchain_type"]
  
      return target[java_common.JavaRuntimeInfo]
  
subject: Use toolchain resolution in find_java_toolchain if --experimental_use_toolchain_resolution_for_java_rules is set