public Builder setImageCount(int value) {

        imageCount_ = value;
        bitField0_ |= 0x00000004;
        onChanged();
        return this;
      }
<pre>
Number of images.
</pre>

<code>int32 image_count = 3;</code>

@param value The imageCount to set.
@return This builder for chaining.
java-vertexai/proto-google-cloud-vertexai-v1/src/main/java/com/google/cloud/vertexai/api/CachedContent.java