switches to hive.go parameter and events package

config.json

+{
+  "node": {
+    "logLevel": 3,
+    "disablePlugins": [],
+    "enablePlugins": []
+  },
+  "database": {
+    "directory": "mainnetdb"
+  },
+  "analysis": {
+    "serverPort": 0,
+    "serverAddress": "159.69.158.51:188"
+  },
+  "gossip": {
+    "port": 14666
+  },
+  "zeromq": {
+    "port": 5556
+  },
+  "autopeering": {
+    "address": "0.0.0.0",
+    "port": 14626,
+    "entryNodes": [
+      "7f7a876a4236091257e650da8dcf195fbe3cb625@159.69.158.51:14626"
+    ],
+    "acceptRequests": true,
+    "sendRequests": true
+  }
+}
\ No newline at end of file

go.mod

@@ -4,22 +4,25 @@ go 1.13
 
 require (
 	github.com/AndreasBriese/bbloom v0.0.0-20190825152654-46b345b51c96 // indirect
+	github.com/apsdehal/go-logger v0.0.0-20190506062552-f85330a4b532 // indirect
 	github.com/dgraph-io/badger v1.6.0
 	github.com/dgrijalva/jwt-go v3.2.0+incompatible
 	github.com/ethereum/go-ethereum v1.9.3
 	github.com/gdamore/tcell v1.2.0
 	github.com/go-zeromq/zmq4 v0.5.0
 	github.com/golang/protobuf v1.3.2 // indirect
-	github.com/google/open-location-code/go v0.0.0-20190723034300-2c7115db77a3
+	github.com/google/open-location-code/go v0.0.0-20190903173953-119bc96a3a51
 	github.com/gorilla/websocket v1.4.1
-	github.com/iotaledger/iota.go v1.0.0-beta.7
-	github.com/kr/pretty v0.1.0 // indirect
+	github.com/iotaledger/hive.go v0.0.0-20191113184748-b545de9170d9
+	github.com/iotaledger/iota.go v1.0.0-beta.9
 	github.com/labstack/echo v3.3.10+incompatible
 	github.com/labstack/gommon v0.3.0 // indirect
 	github.com/magiconair/properties v1.8.1
 	github.com/pkg/errors v0.8.1
 	github.com/rivo/tview v0.0.0-20190829161255-f8bc69b90341
 	github.com/rivo/uniseg v0.1.0 // indirect
+	github.com/spf13/pflag v1.0.5
+	github.com/stretchr/objx v0.2.0 // indirect
 	golang.org/x/crypto v0.0.0-20190829043050-9756ffdc2472
 	golang.org/x/net v0.0.0-20190827160401-ba9fcec4b297
 	golang.org/x/sys v0.0.0-20190904154756-749cb33beabd // indirect

packages/daemon/events.go

 package daemon
 
 import (
-	"github.com/iotaledger/goshimmer/packages/events"
+	"github.com/iotaledger/hive.go/events"
 )
 
 var Events = struct {

packages/database/badger_instance.go

 package database
 
 import (
+	"github.com/iotaledger/hive.go/parameter"
 	"os"
 	"sync"
 
@@ -37,7 +38,7 @@ func checkDir(dir string) error {
 }
 
 func createDB() (*badger.DB, error) {
-	directory := *DIRECTORY.Value
+	directory := parameter.NodeConfig.GetString(CFG_DIRECTORY)
 	if err := checkDir(directory); err != nil {
 		return nil, errors.Wrap(err, "Could not check directory")
 	}

packages/database/parameters.go

 package database
 
 import (
-	"github.com/iotaledger/goshimmer/packages/parameter"
+	flag "github.com/spf13/pflag"
 )
 
-var DIRECTORY = parameter.AddString("DATABASE/DIRECTORY", "mainnetdb", "path to the database folder")
+const (
+	CFG_DIRECTORY = "database.directory"
+)
+
+func init() {
+	flag.String(CFG_DIRECTORY, "mainnetdb", "path to the database folder")
+}

packages/events/closure.go

-package events
-
-import "reflect"
-
-type Closure struct {
-	Id  uintptr
-	Fnc interface{}
-}
-
-func NewClosure(f interface{}) *Closure {
-	closure := &Closure{
-		Fnc: f,
-	}
-
-	closure.Id = reflect.ValueOf(closure).Pointer()
-
-	return closure
-}

packages/events/event.go

-package events
-
-import "sync"
-
-type Event struct {
-	triggerFunc func(handler interface{}, params ...interface{})
-	callbacks   map[uintptr]interface{}
-	mutex       sync.RWMutex
-}
-
-func (this *Event) Attach(closure *Closure) {
-	this.mutex.Lock()
-	this.callbacks[closure.Id] = closure.Fnc
-	this.mutex.Unlock()
-}
-
-func (this *Event) Detach(closure *Closure) {
-	this.mutex.Lock()
-	delete(this.callbacks, closure.Id)
-	this.mutex.Unlock()
-}
-
-func (this *Event) Trigger(params ...interface{}) {
-	this.mutex.RLock()
-	for _, handler := range this.callbacks {
-		this.triggerFunc(handler, params...)
-	}
-	this.mutex.RUnlock()
-}
-
-func NewEvent(triggerFunc func(handler interface{}, params ...interface{})) *Event {
-	return &Event{
-		triggerFunc: triggerFunc,
-		callbacks:   make(map[uintptr]interface{}),
-	}
-}

packages/events/event_test.go

-package events
-
-import (
-	"fmt"
-	"strconv"
-	"testing"
-)
-
-func BenchmarkEvent_Trigger(b *testing.B) {
-	event := NewEvent(intStringCaller)
-
-	event.Attach(NewClosure(func(param1 int, param2 string) {
-		// do nothing just get called
-	}))
-
-	b.ResetTimer()
-
-	for i := 0; i < b.N; i++ {
-		event.Trigger(4, "test")
-	}
-}
-
-// define how the event converts the generic parameters to the typed params - ugly but go has no generics :(
-func intStringCaller(handler interface{}, params ...interface{}) {
-	handler.(func(int, string))(params[0].(int), params[1].(string))
-}
-
-func ExampleEvent() {
-	// create event object (usually exposed through a public struct that holds all the different event types)
-	event := NewEvent(intStringCaller)
-
-	// we have to wrap a function in a closure to make it identifiable
-	closure1 := NewClosure(func(param1 int, param2 string) {
-		fmt.Println("#1 " + param2 + ": " + strconv.Itoa(param1))
-	})
-
-	// multiple subscribers can attach to an event (closures can be inlined)
-	event.Attach(closure1)
-	event.Attach(NewClosure(func(param1 int, param2 string) {
-		fmt.Println("#2 " + param2 + ": " + strconv.Itoa(param1))
-	}))
-
-	// trigger the event
-	event.Trigger(1, "Hello World")
-
-	// unsubscribe the first closure and trigger again
-	event.Detach(closure1)
-	event.Trigger(1, "Hello World")
-
-	// Unordered output: #1 Hello World: 1
-	// #2 Hello World: 1
-	// #2 Hello World: 1
-}

packages/events/types.go

-package events
-
-func CallbackCaller(handler interface{}, params ...interface{}) { handler.(func())() }
-
-func ErrorCaller(handler interface{}, params ...interface{}) { handler.(func(error))(params[0].(error)) }

packages/network/events.go

 package network
 
 import (
-	"github.com/iotaledger/goshimmer/packages/events"
+	"github.com/iotaledger/hive.go/events"
 )
 
 type BufferedConnectionEvents struct {

packages/network/managed_connection.go

@@ -6,7 +6,7 @@ import (
 	"sync"
 	"time"
 
-	"github.com/iotaledger/goshimmer/packages/events"
+	"github.com/iotaledger/hive.go/events"
 )
 
 type ManagedConnection struct {

packages/network/tcp/server.go

@@ -5,8 +5,8 @@ import (
 	"strconv"
 	"sync"
 
-	"github.com/iotaledger/goshimmer/packages/events"
 	"github.com/iotaledger/goshimmer/packages/network"
+	"github.com/iotaledger/hive.go/events"
 )
 
 type Server struct {

packages/network/tcp/server_events.go

 package tcp
 
 import (
-	"github.com/iotaledger/goshimmer/packages/events"
 	"github.com/iotaledger/goshimmer/packages/network"
+	"github.com/iotaledger/hive.go/events"
 )
 
 type serverEvents struct {

packages/network/udp/events.go

@@ -3,7 +3,7 @@ package udp
 import (
 	"net"
 
-	"github.com/iotaledger/goshimmer/packages/events"
+	"github.com/iotaledger/hive.go/events"
 )
 
 type serverEvents struct {

packages/network/udp/server.go

@@ -5,7 +5,7 @@ import (
 	"strconv"
 	"sync"
 
-	"github.com/iotaledger/goshimmer/packages/events"
+	"github.com/iotaledger/hive.go/events"
 )
 
 type Server struct {

packages/node/events.go

 package node
 
 import (
-	"github.com/iotaledger/goshimmer/packages/events"
+	"github.com/iotaledger/hive.go/events"
 )
 
 type pluginEvents struct {

packages/node/node.go

 package node
 
 import (
+	"github.com/iotaledger/hive.go/parameter"
 	"sync"
 
 	"github.com/iotaledger/goshimmer/packages/daemon"
@@ -53,7 +54,7 @@ func (node *Node) AddLogger(logger *Logger) {
 }
 
 func (node *Node) LogSuccess(pluginName string, message string) {
-	if *LOG_LEVEL.Value >= LOG_LEVEL_SUCCESS {
+	if parameter.NodeConfig.GetInt(CFG_LOG_LEVEL) >= LOG_LEVEL_SUCCESS {
 		for _, logger := range node.loggers {
 			if logger.GetEnabled() {
 				logger.LogSuccess(pluginName, message)
@@ -63,7 +64,7 @@ func (node *Node) LogSuccess(pluginName string, message string) {
 }
 
 func (node *Node) LogInfo(pluginName string, message string) {
-	if *LOG_LEVEL.Value >= LOG_LEVEL_INFO {
+	if parameter.NodeConfig.GetInt(CFG_LOG_LEVEL) >= LOG_LEVEL_INFO {
 		for _, logger := range node.loggers {
 			if logger.GetEnabled() {
 				logger.LogInfo(pluginName, message)
@@ -73,7 +74,7 @@ func (node *Node) LogInfo(pluginName string, message string) {
 }
 
 func (node *Node) LogDebug(pluginName string, message string) {
-	if *LOG_LEVEL.Value >= LOG_LEVEL_DEBUG {
+	if parameter.NodeConfig.GetInt(CFG_LOG_LEVEL) >= LOG_LEVEL_DEBUG {
 		for _, logger := range node.loggers {
 			if logger.GetEnabled() {
 				logger.LogDebug(pluginName, message)
@@ -83,7 +84,7 @@ func (node *Node) LogDebug(pluginName string, message string) {
 }
 
 func (node *Node) LogWarning(pluginName string, message string) {
-	if *LOG_LEVEL.Value >= LOG_LEVEL_WARNING {
+	if parameter.NodeConfig.GetInt(CFG_LOG_LEVEL) >= LOG_LEVEL_WARNING {
 		for _, logger := range node.loggers {
 			if logger.GetEnabled() {
 				logger.LogWarning(pluginName, message)
@@ -93,7 +94,7 @@ func (node *Node) LogWarning(pluginName string, message string) {
 }
 
 func (node *Node) LogFailure(pluginName string, message string) {
-	if *LOG_LEVEL.Value >= LOG_LEVEL_FAILURE {
+	if parameter.NodeConfig.GetInt(CFG_LOG_LEVEL) >= LOG_LEVEL_FAILURE {
 		for _, logger := range node.loggers {
 			if logger.GetEnabled() {
 				logger.LogFailure(pluginName, message)

packages/node/parameters.go

 package node
 
-import "github.com/iotaledger/goshimmer/packages/parameter"
-
-var (
-	LOG_LEVEL = parameter.AddInt("NODE/LOG_LEVEL", LOG_LEVEL_INFO, "controls the log types that are shown")
+import (
+	"flag"
+)
 
-	DISABLE_PLUGINS = parameter.AddString("NODE/DISABLE_PLUGINS", "", "a list of plugins that shall be disabled")
-	ENABLE_PLUGINS  = parameter.AddString("NODE/ENABLE_PLUGINS", "", "a list of plugins that shall be enabled")
+const (
+	CFG_LOG_LEVEL       = "node.logLevel"
+	CFG_DISABLE_PLUGINS = "node.disablePlugins"
+	CFG_ENABLE_PLGUINS  = "node.enablePlugins"
 )
+
+func init() {
+	flag.Int(CFG_LOG_LEVEL, LOG_LEVEL_INFO, "controls the log types that are shown")
+	flag.String(CFG_DISABLE_PLUGINS, "", "a list of plugins that shall be disabled")
+	flag.String(CFG_ENABLE_PLGUINS, "", "a list of plugins that shall be enabled")
+}

packages/node/plugin.go

@@ -4,8 +4,8 @@ import (
 	"strings"
 	"sync"
 
-	"github.com/iotaledger/goshimmer/packages/events"
-	"github.com/iotaledger/goshimmer/packages/parameter"
+	"github.com/iotaledger/hive.go/events"
+	"github.com/iotaledger/hive.go/parameter"
 )
 
 const (