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util.go
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util.go
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/*
* Copyright (c) 2008-2021, Hazelcast, Inc. All Rights Reserved.
*
* 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 internal
import (
"net"
"strconv"
"strings"
)
const defaultHost = "127.0.0.1"
func ParseAddr(addr string) (string, int, error) {
if addr == "" {
return defaultHost, 0, nil
}
if !strings.Contains(addr, ":") {
return addr, 0, nil
}
if host, port, err := net.SplitHostPort(addr); err != nil {
return "", 0, err
} else if portInt, err := strconv.Atoi(port); err != nil {
return "", 0, err
} else {
if host == "" {
host = defaultHost
}
return host, portInt, nil
}
}