logger, pow/dagger, pow/ezp: delete dead code

1 files changed, 0 insertions, 76 deletions

diff --git a/logger/logsystem.go b/logger/logsystem.go
deleted file mode 100644
index 24f4351d4..000000000
--- a/logger/logsystem.go
+++ /dev/null
@@ -1,76 +0,0 @@
-// Copyright 2015 The go-ethereum Authors
-// This file is part of the go-ethereum library.
-//
-// The go-ethereum library is free software: you can redistribute it and/or modify
-// it under the terms of the GNU Lesser General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
-//
-// The go-ethereum library is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-// GNU Lesser General Public License for more details.
-//
-// You should have received a copy of the GNU Lesser General Public License
-// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
-
-package logger
-
-import (
-	"io"
-	"log"
-	"sync/atomic"
-)
-
-// LogSystem is implemented by log output devices.
-// All methods can be called concurrently from multiple goroutines.
-type LogSystem interface {
-	LogPrint(LogMsg)
-}
-
-// NewStdLogSystem creates a LogSystem that prints to the given writer.
-// The flag values are defined package log.
-func NewStdLogSystem(writer io.Writer, flags int, level LogLevel) *StdLogSystem {
-	logger := log.New(writer, "", flags)
-	return &StdLogSystem{logger, uint32(level)}
-}
-
-type StdLogSystem struct {
-	logger *log.Logger
-	level  uint32
-}
-
-func (t *StdLogSystem) LogPrint(msg LogMsg) {
-	stdmsg, ok := msg.(stdMsg)
-	if ok {
-		if t.GetLogLevel() >= stdmsg.Level() {
-			t.logger.Print(stdmsg.String())
-		}
-	}
-}
-
-func (t *StdLogSystem) SetLogLevel(i LogLevel) {
-	atomic.StoreUint32(&t.level, uint32(i))
-}
-
-func (t *StdLogSystem) GetLogLevel() LogLevel {
-	return LogLevel(atomic.LoadUint32(&t.level))
-}
-
-// NewJSONLogSystem creates a LogSystem that prints to the given writer without
-// adding extra information irrespective of loglevel only if message is JSON type
-func NewJsonLogSystem(writer io.Writer) LogSystem {
-	logger := log.New(writer, "", 0)
-	return &jsonLogSystem{logger}
-}
-
-type jsonLogSystem struct {
-	logger *log.Logger
-}
-
-func (t *jsonLogSystem) LogPrint(msg LogMsg) {
-	jsonmsg, ok := msg.(jsonMsg)
-	if ok {
-		t.logger.Print(jsonmsg.String())
-	}
-}