1 files changed, 33 insertions, 0 deletions
diff --git a/SamsungPrinterRecommendation/app/src/main/java/com/android/discovery/recommendation/PrinterHashMap.java b/SamsungPrinterRecommendation/app/src/main/java/com/android/discovery/recommendation/PrinterHashMap.java
new file mode 100644
index 0000000..e9e50d7
--- /dev/null
+++ b/SamsungPrinterRecommendation/app/src/main/java/com/android/discovery/recommendation/PrinterHashMap.java
@@ -0,0 +1,33 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * 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 com.android.discovery.recommendation;
+
+import android.net.nsd.NsdServiceInfo;
+
+import java.util.HashMap;
+
+public final class PrinterHashMap extends HashMap<String, NsdServiceInfo> {
+    public static String getKey(NsdServiceInfo serviceInfo) {
+        return serviceInfo.getServiceName();
+    }
+    public NsdServiceInfo addPrinter(NsdServiceInfo device) {
+        return put(getKey(device), device);
+    }
+    public NsdServiceInfo removePrinter(NsdServiceInfo device) {
+        return remove(getKey(device));
+    }
+}