snapshot of https://github.com/casbin/casbin.git (master, 2026-09-15; blobs > 131072B omitted)

persist/string-adapter/adapter_context.go

@@ -0,0 +1,78 @@
+// 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 stringadapter
+
+import (
+	"context"
+
+	"github.com/casbin/casbin/v3/model"
+)
+
+// LoadPolicyCtx loads all policy rules from the storage with context.
+func (a *Adapter) LoadPolicyCtx(ctx context.Context, model model.Model) error {
+	if err := checkCtx(ctx); err != nil {
+		return err
+	}
+
+	return a.LoadPolicy(model)
+}
+
+// SavePolicyCtx saves all policy rules to the storage with context.
+func (a *Adapter) SavePolicyCtx(ctx context.Context, model model.Model) error {
+	if err := checkCtx(ctx); err != nil {
+		return err
+	}
+
+	return a.SavePolicy(model)
+}
+
+// AddPolicyCtx adds a policy rule to the storage with context.
+func (a *Adapter) AddPolicyCtx(ctx context.Context, sec string, ptype string, rule []string) error {
+	if err := checkCtx(ctx); err != nil {
+		return err
+	}
+
+	return a.AddPolicy(sec, ptype, rule)
+}
+
+// RemovePolicyCtx removes a policy rule from the storage with context.
+func (a *Adapter) RemovePolicyCtx(ctx context.Context, sec string, ptype string, rule []string) error {
+	if err := checkCtx(ctx); err != nil {
+		return err
+	}
+
+	return a.RemovePolicy(sec, ptype, rule)
+}
+
+// RemoveFilteredPolicyCtx removes policy rules that match the filter from the storage with context.
+func (a *Adapter) RemoveFilteredPolicyCtx(ctx context.Context, sec string, ptype string, fieldIndex int, fieldValues ...string) error {
+	if err := checkCtx(ctx); err != nil {
+		return err
+	}
+
+	return a.RemoveFilteredPolicy(sec, ptype, fieldIndex, fieldValues...)
+}
+
+func checkCtx(ctx context.Context) error {
+	select {
+	case <-ctx.Done():
+		return ctx.Err()
+	default:
+		return nil
+	}
+}