https://docs.cloud.google.com/identity/docs/reference/rest/v1/EntityKey
EntityKey | Cloud Identity | Google Cloud Documentation
cloud identitygoogledocumentation
https://access.redhat.com/webassets/avalon/d/red_hat_jboss_enterprise_application_platform/7.3/javadocs/org/hibernate/engine/spi/EntityKey.html
EntityKey (Red Hat JBoss Enterprise Application Platform 7.3.0.GA public API)
red hat jboss