package Ġar cs . android . cr dt Ċ Ċ import Ġar cs . core . cr dt . Cr dt Count Ċ import Ġar cs . core . cr dt . Cr dt Entity Ċ import Ġar cs . core . cr dt . Cr dt Operation Ċ import Ġar cs . core . cr dt . Cr dt Set Ċ import Ġar cs . core . cr dt . Cr dt Singleton Ċ Ċ /** ĠConstructs Ġa Ġ[ Cr dt Operation ] Ġfrom Ġthe Ġgiven Ġ[ Cr dt Operation Proto ]. Ġ*/ Ċ fun ĠCr dt Operation Proto . to Operation (): ĠCr dt Operation Ġ= Ġwhen Ġ( operation Case ) Ġ{ ĊĠ ĠCr dt Operation Proto . Operation Case . COUNT Ġ-> Ġcount . to Operation () ĊĠ ĠCr dt Operation Proto . Operation Case . ENTITY Ġ-> Ġentity . to Operation () ĊĠ ĠCr dt Operation Proto . Operation Case . SET Ġ-> Ġset . to Operation () ĊĠ ĠCr dt Operation Proto . Operation Case . SINGLE TON Ġ-> Ġsingleton . to Operation () ĊĠ ĠCr dt Operation Proto . Operation Case . OPERATION _ NOT _ SET , Ġnull Ġ-> Ġthrow ĠUnsupportedOperationException ( ĊĠĠĠ Ġ" Unknown ĠCr dt Operation Ġtype : Ġ$ operation Case ." ĊĠ Ġ) Ċ } Ċ Ċ /** ĠSerial izes Ġa Ġ[ Cr dt Operation ] Ġto Ġits Ġproto Ġform . Ġ*/ Ċ fun ĠCr dt Operation . to Proto (): ĠCr dt Operation Proto Ġ{ ĊĠ Ġval Ġproto Ġ= ĠCr dt Operation Proto . newBuilder () ĊĠ Ġwhen Ġ( this ) Ġ{ ĊĠĠĠ Ġis ĠCr dt Count . Operation Ġ-> Ġproto . count Ġ= Ġto Proto () ĊĠĠĠ Ġis ĠCr dt Entity . Operation Ġ-> Ġproto . entity Ġ= Ġto Proto () ĊĠĠĠ Ġis ĠCr dt Set . Operation < *> Ġ-> Ġproto . set Ġ= Ġto Proto () ĊĠĠĠ Ġis ĠCr dt Singleton . Operation < *> Ġ-> Ġproto . singleton Ġ= Ġto Proto () ĊĠĠĠ Ġelse Ġ-> Ġthrow ĠUnsupportedOperationException (" Unknown ĠCr dt Operation Ġtype : Ġ$ this .") ĊĠ Ġ} ĊĠ Ġreturn Ġproto . build () Ċ } Ċ