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## Description Closes: #9404 --- ### Author Checklist *All items are required. Please add a note to the item if the item is not applicable and please add links to any relevant follow up issues.* I have... - [x] included the correct [type prefix](https://github.com/commitizen/conventional-commit-types/blob/v3.0.0/index.json) in the PR title - [ ] added `!` to the type prefix if API or client breaking change - [x] targeted the correct branch (see [PR Targeting](https://github.com/cosmos/cosmos-sdk/blob/master/CONTRIBUTING.md#pr-targeting)) - [x] provided a link to the relevant issue or specification - [ ] followed the guidelines for [building modules](https://github.com/cosmos/cosmos-sdk/blob/master/docs/building-modules) - [ ] included the necessary unit and integration [tests](https://github.com/cosmos/cosmos-sdk/blob/master/CONTRIBUTING.md#testing) - [ ] added a changelog entry to `CHANGELOG.md` - [ ] included comments for [documenting Go code](https://blog.golang.org/godoc) - [ ] updated the relevant documentation or specification - [x] reviewed "Files changed" and left comments if necessary - [x] confirmed all CI checks have passed ### Reviewers Checklist *All items are required. Please add a note if the item is not applicable and please add your handle next to the items reviewed if you only reviewed selected items.* I have... - [ ] confirmed the correct [type prefix](https://github.com/commitizen/conventional-commit-types/blob/v3.0.0/index.json) in the PR title - [ ] confirmed `!` in the type prefix if API or client breaking change - [ ] confirmed all author checklist items have been addressed - [ ] reviewed state machine logic - [ ] reviewed API design and naming - [ ] reviewed documentation is accurate - [ ] reviewed tests and test coverage - [ ] manually tested (if applicable)
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Hooks
Other modules may register operations to execute when a certain event has
occurred within staking. These events can be registered to execute either
right Before or After the staking event (as per the hook name). The
following hooks can registered with staking:
AfterValidatorCreated(Context, ValAddress) error- called when a validator is created
BeforeValidatorModified(Context, ValAddress) error- called when a validator's state is changed
AfterValidatorRemoved(Context, ConsAddress, ValAddress) error- called when a validator is deleted
AfterValidatorBonded(Context, ConsAddress, ValAddress) error- called when a validator is bonded
AfterValidatorBeginUnbonding(Context, ConsAddress, ValAddress) error- called when a validator begins unbonding
BeforeDelegationCreated(Context, AccAddress, ValAddress) error- called when a delegation is created
BeforeDelegationSharesModified(Context, AccAddress, ValAddress) error- called when a delegation's shares are modified
BeforeDelegationRemoved(Context, AccAddress, ValAddress) error- called when a delegation is removed