@java.lang.Override
    public Builder mergeFrom(
        com.google.protobuf.CodedInputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws java.io.IOException {
      if (extensionRegistry == null) {
        throw new java.lang.NullPointerException();
      }
      try {
        boolean done = false;
        while (!done) {
          int tag = input.readTag();
          switch (tag) {
            case 0:
              done = true;
              break;
            case 10:
              {
                java.lang.String s = input.readStringRequireUtf8();
                ensureStringValuesIsMutable();
                stringValues_.add(s);
                break;
              } // case 10
            case 16:
              {
                long v = input.readInt64();
                ensureLongValuesIsMutable();
                longValues_.addLong(v);
                break;
              } // case 16
            case 18:
              {
                int length = input.readRawVarint32();
                int limit = input.pushLimit(length);
                ensureLongValuesIsMutable();
                while (input.getBytesUntilLimit() > 0) {
                  longValues_.addLong(input.readInt64());
                }
                input.popLimit(limit);
                break;
              } // case 18
            case 24:
              {
                filterable_ = input.readBool();
                bitField0_ |= 0x00000004;
                break;
              } // case 24
            case 32:
              {
                keywordSearchable_ = input.readBool();
                bitField0_ |= 0x00000008;
                break;
              } // case 32
            default:
              {
                if (!super.parseUnknownField(input, extensionRegistry, tag)) {
                  done = true; // was an endgroup tag
                }
                break;
              } // default:
          } // switch (tag)
        } // while (!done)
      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
        throw e.unwrapIOException();
      } finally {
        onChanged();
      } // finally
      return this;
    }
<pre>
Custom attribute values that are either filterable or non-filterable.
</pre>

Protobuf type {@code google.cloud.talent.v4.CustomAttribute}
java-talent/proto-google-cloud-talent-v4/src/main/java/com/google/cloud/talent/v4/CustomAttribute.java