mirror of https://github.com/anoshenko/rui.git
79 lines
1.6 KiB
Go
79 lines
1.6 KiB
Go
package rui
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import (
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"net"
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"strconv"
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"strings"
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)
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var stringBuilders []*strings.Builder = make([]*strings.Builder, 4096)
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var stringBuilderCount = 0
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func allocStringBuilder() *strings.Builder {
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for stringBuilderCount > 0 {
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stringBuilderCount--
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result := stringBuilders[stringBuilderCount]
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if result != nil {
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stringBuilders[stringBuilderCount] = nil
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result.Reset()
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return result
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}
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}
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result := new(strings.Builder)
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result.Grow(4096)
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return result
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}
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func freeStringBuilder(builder *strings.Builder) {
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if builder != nil {
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if stringBuilderCount == len(stringBuilders) {
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stringBuilders = append(stringBuilders, builder)
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} else {
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stringBuilders[stringBuilderCount] = builder
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}
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stringBuilderCount++
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}
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}
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func GetLocalIP() string {
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addrs, err := net.InterfaceAddrs()
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if err != nil {
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return ""
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}
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for _, address := range addrs {
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// check the address type and if it is not a loopback the display it
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if ipnet, ok := address.(*net.IPNet); ok && !ipnet.IP.IsLoopback() {
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if ipnet.IP.To4() != nil {
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return ipnet.IP.String()
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}
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}
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}
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return "localhost"
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}
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func dataIntProperty(data DataObject, tag string) int {
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if value, ok := data.PropertyValue(tag); ok {
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if n, err := strconv.Atoi(value); err == nil {
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return n
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}
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}
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return 0
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}
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func dataBoolProperty(data DataObject, tag string) bool {
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if value, ok := data.PropertyValue(tag); ok && value == "1" {
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return true
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}
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return false
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}
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func dataFloatProperty(data DataObject, tag string) float64 {
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if value, ok := data.PropertyValue(tag); ok {
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if n, err := strconv.ParseFloat(value, 64); err == nil {
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return n
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}
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}
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return 0
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}
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