sdks/go/pkg/beam/log/standard.go

// Licensed to the Apache Software Foundation (ASF) under one or more
// contributor license agreements.  See the NOTICE file distributed with
// this work for additional information regarding copyright ownership.
// The ASF licenses this file to You 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 log

import (
	"context"
	stdlog "log"
)

// Standard is a wrapper over the standard Go logger.
type Standard struct {
	// Level is the severity cutoff for log messages. By default all
	// messages are logged.
	Level Severity
}

// Log logs the message to the standard Go logger. For Panic, it does not
// perform the os.Exit(1) call, but defers to the log wrapper.
func (s *Standard) Log(ctx context.Context, sev Severity, calldepth int, msg string) {
	if sev < s.Level {
		return
	}
	stdlog.Output(calldepth+1, msg)
}