CordappContext.attachmentId - corda

corda / net.corda.core.cordapp / CordappContext / attachmentId

# attachmentId

`val attachmentId: SecureHash?`

For CorDapps containing Contract or UpgradedContract implementations this will be populated with the attachment containing those class files

### Property

`attachmentId` - For CorDapps containing Contract or UpgradedContract implementations this will be populated with the attachment containing those class files