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73 lines
2.3 KiB
Go
73 lines
2.3 KiB
Go
/*
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Copyright 2014 Google Inc. All rights reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package apiserver
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import (
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"fmt"
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"net/http"
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)
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// errNotFound is an error which indicates that a specified resource is not found.
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type errNotFound string
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// Error returns a string representation of the err.
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func (err errNotFound) Error() string {
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return string(err)
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}
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// IsNotFound determines if the err is an error which indicates that a specified resource was not found.
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func IsNotFound(err error) bool {
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_, ok := err.(errNotFound)
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return ok
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}
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// NewNotFoundErr returns a new error which indicates that the resource of the kind and the name was not found.
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func NewNotFoundErr(kind, name string) error {
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return errNotFound(fmt.Sprintf("%s %q not found", kind, name))
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}
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// errAlreadyExists is an error which indicates that a specified resource already exists.
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type errAlreadyExists string
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// Error returns a string representation of the err.
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func (err errAlreadyExists) Error() string {
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return string(err)
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}
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// IsAlreadyExists determines if the err is an error which indicates that a specified resource already exists.
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func IsAlreadyExists(err error) bool {
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_, ok := err.(errAlreadyExists)
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return ok
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}
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// NewAlreadyExistsErr returns a new error which indicates that the resource of the kind and the name was not found.
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func NewAlreadyExistsErr(kind, name string) error {
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return errAlreadyExists(fmt.Sprintf("%s %q already exists", kind, name))
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}
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// internalError renders a generic error to the response
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func internalError(err error, w http.ResponseWriter) {
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w.WriteHeader(http.StatusInternalServerError)
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fmt.Fprintf(w, "Internal Error: %#v", err)
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}
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// notFound renders a simple not found error
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func notFound(w http.ResponseWriter, req *http.Request) {
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w.WriteHeader(http.StatusNotFound)
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fmt.Fprintf(w, "Not Found: %#v", req.RequestURI)
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}
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