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lock.go
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lock.go
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/*
* Copyright 2021 CloudWeGo Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package client
import (
"github.com/cloudwego/kitex/pkg/rpcinfo"
"github.com/cloudwego/kitex/pkg/rpcinfo/remoteinfo"
)
// ConfigLocks records changing made by options that are not allowed further modifications.
type ConfigLocks struct {
Bits int
Tags map[string]struct{}
}
// NewConfigLocks creates a ConfigLocks.
func NewConfigLocks() *ConfigLocks {
return &ConfigLocks{
Tags: make(map[string]struct{}),
}
}
// ApplyLocks applies the locking operations on rpcinfo.RPCConfig and internal.RemoteInfo.
func (cl *ConfigLocks) ApplyLocks(cfg rpcinfo.MutableRPCConfig, svr remoteinfo.RemoteInfo) {
if cfg != nil {
cfg.LockConfig(cl.Bits)
}
if svr != nil {
for t := range cl.Tags {
svr.SetTagLock(t)
}
}
}
// Merge merges another ConfigLocks into the current one.
func (cl *ConfigLocks) Merge(c2 *ConfigLocks) {
cl.Bits |= c2.Bits
for t := range c2.Tags {
cl.Tags[t] = struct{}{}
}
}
// Zero ConfigLocks clear
func (cl *ConfigLocks) Zero() {
cl.Bits = 0
for k := range cl.Tags {
delete(cl.Tags, k)
}
}