public PluginDOBuilder pluginJar(final byte[] pluginJar) {
            this.pluginJar = pluginJar;
            return this;
        }
pluginJar.

@param pluginJar  the  pluginJar.
@return PluginDOBuilder.
shenyu-admin/src/main/java/org/apache/shenyu/admin/model/entity/PluginDO.java