forked from facebook/fbthrift
/
processor_factory.go
87 lines (71 loc) · 2.57 KB
/
processor_factory.go
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/*
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* 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 thrift
// ProcessorFactory is the default processor factory which returns
// a singleton instance.
type ProcessorFactory interface {
GetProcessor(trans Transport) Processor
}
type processorFactory struct {
processor Processor
}
// NewProcessorFactory returns a ProcessorFactory.
func NewProcessorFactory(p Processor) ProcessorFactory {
return &processorFactory{processor: p}
}
func (p *processorFactory) GetProcessor(trans Transport) Processor {
return p.processor
}
/**
* The default processor factory just returns a singleton
* instance.
*/
type ProcessorFunctionFactory interface {
GetProcessorFunction(trans Transport) ProcessorFunction
}
type processorFunctionFactory struct {
processor ProcessorFunction
}
func NewProcessorFunctionFactory(p ProcessorFunction) ProcessorFunctionFactory {
return &processorFunctionFactory{processor: p}
}
func (p *processorFunctionFactory) GetProcessorFunction(trans Transport) ProcessorFunction {
return p.processor
}
// ProcessorFactoryContext is a ProcessorFactory that supports contexts.
type ProcessorFactoryContext interface {
GetProcessorContext(trans Transport) ProcessorContext
}
type processorFactoryContext struct {
processorContext ProcessorContext
}
// NewProcessorFactoryContext returns a ProcessorFactoryContext.
func NewProcessorFactoryContext(p ProcessorContext) ProcessorFactoryContext {
return &processorFactoryContext{processorContext: p}
}
func (p *processorFactoryContext) GetProcessorContext(trans Transport) ProcessorContext {
return p.processorContext
}
// NewProcessorFactoryContextAdapter creates a ProcessorFactoryContext from a regular ProcessorFactory.
func NewProcessorFactoryContextAdapter(p ProcessorFactory) ProcessorFactoryContext {
return &ctxProcessorFactoryAdapter{p}
}
type ctxProcessorFactoryAdapter struct {
ProcessorFactory
}
func (p ctxProcessorFactoryAdapter) GetProcessorContext(trans Transport) ProcessorContext {
return NewProcessorContextAdapter(p.ProcessorFactory.GetProcessor(trans))
}