public Builder mergeFrom(com.google.cloud.vision.v1p4beta1.Page other) {
      if (other == com.google.cloud.vision.v1p4beta1.Page.getDefaultInstance()) return this;
      if (other.hasProperty()) {
        mergeProperty(other.getProperty());
      }
      if (other.getWidth() != 0) {
        setWidth(other.getWidth());
      }
      if (other.getHeight() != 0) {
        setHeight(other.getHeight());
      }
      if (blocksBuilder_ == null) {
        if (!other.blocks_.isEmpty()) {
          if (blocks_.isEmpty()) {
            blocks_ = other.blocks_;
            bitField0_ = (bitField0_ & ~0x00000008);
          } else {
            ensureBlocksIsMutable();
            blocks_.addAll(other.blocks_);
          }
          onChanged();
        }
      } else {
        if (!other.blocks_.isEmpty()) {
          if (blocksBuilder_.isEmpty()) {
            blocksBuilder_.dispose();
            blocksBuilder_ = null;
            blocks_ = other.blocks_;
            bitField0_ = (bitField0_ & ~0x00000008);
            blocksBuilder_ =
                com.google.protobuf.GeneratedMessageV3.alwaysUseFieldBuilders
                    ? getBlocksFieldBuilder()
                    : null;
          } else {
            blocksBuilder_.addAllMessages(other.blocks_);
          }
        }
      }
      if (other.getConfidence() != 0F) {
        setConfidence(other.getConfidence());
      }
      this.mergeUnknownFields(other.getUnknownFields());
      onChanged();
      return this;
    }
<pre>
Detected page from OCR.
</pre>

Protobuf type {@code google.cloud.vision.v1p4beta1.Page}
java-vision/proto-google-cloud-vision-v1p4beta1/src/main/java/com/google/cloud/vision/v1p4beta1/Page.java