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config.go
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config.go
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// Copyright 2020 Comcast Cable Communications Management, LLC
//
// 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 decode
import (
"errors"
"github.com/xmidt-org/ears/pkg/config"
pkgconfig "github.com/xmidt-org/ears/pkg/config"
"github.com/xmidt-org/ears/pkg/errs"
"github.com/xmidt-org/ears/pkg/filter"
)
func NewConfig(config interface{}) (*Config, error) {
var cfg Config
err := pkgconfig.NewConfig(config, &cfg)
if err != nil {
return nil, &filter.InvalidConfigError{
Err: err,
}
}
return &cfg, nil
}
func (c Config) WithDefaults() *Config {
cfg := c
if c.FromPath == "" {
cfg.FromPath = DefaultConfig.FromPath
}
if c.ToPath == "" {
cfg.ToPath = DefaultConfig.ToPath
}
if c.Encoding == "" {
cfg.Encoding = DefaultConfig.Encoding
}
return &cfg
}
func (c *Config) Validate() error {
if c.Encoding != "base64" {
return errors.New("unsupported encoding " + c.Encoding)
}
return nil
}
func (c *Config) String() string {
s, err := c.YAML()
if err != nil {
return errs.String("error", nil, err)
}
return s
}
func (c *Config) YAML() (string, error) {
return config.ToYAML(c)
}
func (c *Config) FromYAML(in string) error {
return config.FromYAML(in, c)
}
func (c *Config) JSON() (string, error) {
return config.ToJSON(c)
}
func (c *Config) FromJSON(in string) error {
return config.FromJSON(in, c)
}