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added in API level 19

android.nfc.cardemulation

Classes

CardEmulation This class can be used to query the state of NFC card emulation services. 
HostApduService

HostApduService is a convenience Service class that can be extended to emulate an NFC card inside an Android service component. 

HostNfcFService

HostNfcFService is a convenience Service class that can be extended to emulate an NFC-F card inside an Android service component. 

NfcFCardEmulation This class can be used to query the state of NFC-F card emulation services. 
OffHostApduService

OffHostApduService is a convenience Service class that can be extended to describe one or more NFC applications that are residing off-host, for example on an embedded secure element or a UICC.