com.r3corda.contracts.asset / Obligation / Clauses / VerifyLifecycle

# VerifyLifecycle

`class VerifyLifecycle<P> : SingleClause, GroupClause<State<P>, Issued<Terms<P>>>`

Obligation-specific clause for verifying that all states are in normal lifecycle. In a group clause set, this must be run after any lifecycle change clause, which is the only clause that involve non-standard lifecycle states on input/output.

### Constructors

<init> | `VerifyLifecycle()` Obligation-specific clause for verifying that all states are in normal lifecycle. In a group clause set, this must be run after any lifecycle change clause, which is the only clause that involve non-standard lifecycle states on input/output.

### Properties

ifMatched | `val ifMatched: MatchBehaviour` Behaviour if this clause is not matches
ifNotMatched | `val ifNotMatched: MatchBehaviour` Behaviour if this clause is matched
requiredCommands | `val requiredCommands: Set<Class<out CommandData>>` Classes for commands which must ALL be present in transaction for this clause to be triggered

### Functions

verify | `fun verify(tx: TransactionForContract, commands: Collection<AuthenticatedObject<CommandData>>): Set<CommandData>` Verify the transaction matches the conditions from this clause. For example, a "no zero amount output" clause would check each of the output states that it applies to, looking for a zero amount, and throw IllegalStateException if any matched. `fun verify(tx: TransactionForContract, inputs: List<State<P>>, outputs: List<State<P>>, commands: Collection<AuthenticatedObject<CommandData>>, token: Issued<Terms<P>>): Set<CommandData>` `fun verify(inputs: List<State<P>>, outputs: List<State<P>>): Set<CommandData>`