public Builder setModule(com.google.devtools.cloudtrace.v2.TruncatableString value) {
      if (moduleBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        module_ = value;
      } else {
        moduleBuilder_.setMessage(value);
      }
      bitField0_ |= 0x00000001;
      onChanged();
      return this;
    }
<pre>
For example: main binary, kernel modules, and dynamic libraries
such as libc.so, sharedlib.so (up to 256 bytes).
</pre>

<code>.google.devtools.cloudtrace.v2.TruncatableString module = 1;</code>
java-trace/proto-google-cloud-trace-v2/src/main/java/com/google/devtools/cloudtrace/v2/Module.java