apiserver builds again

pkg/labels/labels.go

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+/*
+Copyright 2014 Google Inc. All rights reserved.
+
+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 labels
+
+import (
+	"strings"
+)
+
+// Labels allows you to present labels independently from their storage.
+type Labels interface {
+	Get(label string) (value string)
+}
+
+// A map of label:value. Implements Labels.
+type LabelSet map[string]string
+
+// All labels listed as a human readable string. Conveiently, exactly the format
+// that ParseQuery takes.
+func (ls LabelSet) String() string {
+	query := make([]string, 0, len(ls))
+	for key, value := range ls {
+		query = append(query, key+"="+value)
+	}
+	return strings.Join(query, ",")
+}
+
+// Implement Labels interface.
+func (ls LabelSet) Get(label string) string {
+	return ls[label]
+}