github.com/cs3org/reva/v2@v2.27.7/pkg/publicshare/manager/json/persistence/memory/memory.go (about)

     1  // Copyright 2018-2021 CERN
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  //
    15  // In applying this license, CERN does not waive the privileges and immunities
    16  // granted to it by virtue of its status as an Intergovernmental Organization
    17  // or submit itself to any jurisdiction.
    18  
    19  package memory
    20  
    21  import (
    22  	"context"
    23  	"fmt"
    24  
    25  	"github.com/cs3org/reva/v2/pkg/publicshare/manager/json/persistence"
    26  )
    27  
    28  type memory struct {
    29  	db map[string]interface{}
    30  }
    31  
    32  // New returns a new Cache instance
    33  func New() persistence.Persistence {
    34  	return &memory{
    35  		db: map[string]interface{}{},
    36  	}
    37  }
    38  
    39  func (p *memory) Init(_ context.Context) error {
    40  	return nil
    41  }
    42  
    43  func (p *memory) Read(_ context.Context) (persistence.PublicShares, error) {
    44  	if p.db == nil {
    45  		return nil, fmt.Errorf("not initialized")
    46  	}
    47  	return p.db, nil
    48  }
    49  func (p *memory) Write(_ context.Context, db persistence.PublicShares) error {
    50  	if p.db == nil {
    51  		return fmt.Errorf("not initialized")
    52  	}
    53  	p.db = db
    54  	return nil
    55  }