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params.go
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params.go
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package types
import (
"fmt"
paramtypes "github.com/cosmos/cosmos-sdk/x/params/types"
)
const (
DefaultMaxStatementsNum uint64 = 10
DefaultMaxPolicyGroupNum uint64 = 10
DefaultMaximumRemoveExpiredPoliciesIteration uint64 = 100
)
var (
KeyMaxStatementsNum = []byte("MaxStatementsNum")
KeyMaxPolicyGroupSize = []byte("MaxPolicyGroupSize")
KeyMaximumRemoveExpiredPoliciesIteration = []byte("MaximumRemoveExpiredPoliciesIteration")
)
var _ paramtypes.ParamSet = (*Params)(nil)
// ParamKeyTable the param key table for launch module
func ParamKeyTable() paramtypes.KeyTable {
return paramtypes.NewKeyTable().RegisterParamSet(&Params{})
}
// NewParams creates a new Params instance
func NewParams(maximumStatementsNum, maximumGroupNum, maximumRemoveExpiredPoliciesIteration uint64) Params {
return Params{
MaximumStatementsNum: maximumStatementsNum,
MaximumGroupNum: maximumGroupNum,
MaximumRemoveExpiredPoliciesIteration: maximumRemoveExpiredPoliciesIteration,
}
}
// DefaultParams returns a default set of parameters
func DefaultParams() Params {
return NewParams(DefaultMaxStatementsNum, DefaultMaxPolicyGroupNum, DefaultMaximumRemoveExpiredPoliciesIteration)
}
// ParamSetPairs get the params.ParamSet
func (p *Params) ParamSetPairs() paramtypes.ParamSetPairs {
return paramtypes.ParamSetPairs{
paramtypes.NewParamSetPair(KeyMaxStatementsNum, &p.MaximumStatementsNum, validateMaximumStatementsNum),
paramtypes.NewParamSetPair(KeyMaxPolicyGroupSize, &p.MaximumGroupNum, validateMaximumGroupNum),
paramtypes.NewParamSetPair(KeyMaximumRemoveExpiredPoliciesIteration, &p.MaximumRemoveExpiredPoliciesIteration, validateMaximumRemoveExpiredPoliciesIteration),
}
}
// Validate validates the set of params
func (p Params) Validate() error {
if err := validateMaximumGroupNum(p.MaximumStatementsNum); err != nil {
return err
}
if err := validateMaximumGroupNum(p.MaximumGroupNum); err != nil {
return err
}
if err := validateMaximumRemoveExpiredPoliciesIteration(p.MaximumRemoveExpiredPoliciesIteration); err != nil {
return err
}
return nil
}
func validateMaximumStatementsNum(i interface{}) error {
v, ok := i.(uint64)
if !ok {
return fmt.Errorf("invalid parameter type: %T", i)
}
if v == 0 {
return fmt.Errorf("max segment size must be positive: %d", v)
}
return nil
}
func validateMaximumGroupNum(i interface{}) error {
v, ok := i.(uint64)
if !ok {
return fmt.Errorf("invalid parameter type: %T", i)
}
if v == 0 {
return fmt.Errorf("max payload size must be positive: %d", v)
}
return nil
}
func validateMaximumRemoveExpiredPoliciesIteration(i interface{}) error {
v, ok := i.(uint64)
if !ok {
return fmt.Errorf("invalid parameter type: %T", i)
}
if v == 0 {
return fmt.Errorf("max RemoveExpiredPolicies iteration must be positive: %d", v)
}
return nil
}