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authorGravatar Feng Xiao <xfxyjwf@gmail.com>2018-04-12 17:58:55 -0700
committerGravatar Feng Xiao <xfxyjwf@gmail.com>2018-04-12 17:58:55 -0700
commit7d55040eebab0f2345e6d73905137a030bef35bb (patch)
tree09edcffd8dc3c94221a30147774a81b42a82e7a5 /src/google
parent320d56c833f835f40c56bdaf2a375768cdd1b334 (diff)
Cleanup + documentation for Java Lite runtime.
Diffstat (limited to 'src/google')
-rw-r--r--src/google/protobuf/compiler/java/java_file.cc10
1 files changed, 10 insertions, 0 deletions
diff --git a/src/google/protobuf/compiler/java/java_file.cc b/src/google/protobuf/compiler/java/java_file.cc
index 5ee04e5a..610bc51a 100644
--- a/src/google/protobuf/compiler/java/java_file.cc
+++ b/src/google/protobuf/compiler/java/java_file.cc
@@ -225,6 +225,16 @@ bool FileGenerator::Validate(string* error) {
"option to specify a different outer class name for the .proto file.");
return false;
}
+ // Print a warning if optimize_for = LITE_RUNTIME is used.
+ if (file_->options().optimize_for() == FileOptions::LITE_RUNTIME) {
+ GOOGLE_LOG(WARNING)
+ << "The optimize_for = LITE_RUNTIME option is no longer supported by "
+ << "protobuf Java code generator and may generate broken code. It "
+ << "will be ignored by protoc in the future and protoc will always "
+ << "generate full runtime code for Java. To use Java Lite runtime, "
+ << "users should use the Java Lite plugin instead. See:\n"
+ << " https://github.com/google/protobuf/blob/master/java/lite.md";
+ }
return true;
}