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| 1 | +/* |
| 2 | + * Copyright (C) 2014 The Android Open Source Project |
| 3 | + * |
| 4 | + * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | + * you may not use this file except in compliance with the License. |
| 6 | + * You may obtain a copy of the License at |
| 7 | + * |
| 8 | + * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | + * |
| 10 | + * Unless required by applicable law or agreed to in writing, software |
| 11 | + * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | + * See the License for the specific language governing permissions and |
| 14 | + * limitations under the License. |
| 15 | + */ |
| 16 | + |
| 17 | +package android.os; |
| 18 | + |
| 19 | +import com.android.layoutlib.bridge.Bridge; |
| 20 | +import com.android.tools.layoutlib.annotations.LayoutlibDelegate; |
| 21 | + |
| 22 | +import java.util.Map; |
| 23 | + |
| 24 | +/** |
| 25 | + * Delegate implementing the native methods of android.os.SystemProperties. |
| 26 | + * |
| 27 | + * Through the layoutlib_create tool, the original native methods of SystemProperties have been |
| 28 | + * replaced by calls to methods of the same name in this delegate class. |
| 29 | + * |
| 30 | + * Because it's a stateless class to start with, there's no need to keep a {@code DelegateManager} |
| 31 | + * around to map int to instance of the delegate. |
| 32 | + */ |
| 33 | +public class SystemProperties_Delegate { |
| 34 | + |
| 35 | + @LayoutlibDelegate |
| 36 | + /*package*/ static String native_get(String key) { |
| 37 | + return native_get(key, null); |
| 38 | + } |
| 39 | + |
| 40 | + @LayoutlibDelegate |
| 41 | + /*package*/ static String native_get(String key, String def) { |
| 42 | + Map<String, String> properties = Bridge.getPlatformProperties(); |
| 43 | + String value = properties.get(key); |
| 44 | + if (value != null) { |
| 45 | + return value; |
| 46 | + } |
| 47 | + |
| 48 | + return def; |
| 49 | + } |
| 50 | + |
| 51 | + @LayoutlibDelegate |
| 52 | + /*package*/ static int native_get_int(String key, int def) { |
| 53 | + Map<String, String> properties = Bridge.getPlatformProperties(); |
| 54 | + String value = properties.get(key); |
| 55 | + if (value != null) { |
| 56 | + return Integer.decode(value); |
| 57 | + } |
| 58 | + |
| 59 | + return def; |
| 60 | + } |
| 61 | + |
| 62 | + @LayoutlibDelegate |
| 63 | + /*package*/ static long native_get_long(String key, long def) { |
| 64 | + Map<String, String> properties = Bridge.getPlatformProperties(); |
| 65 | + String value = properties.get(key); |
| 66 | + if (value != null) { |
| 67 | + return Long.decode(value); |
| 68 | + } |
| 69 | + |
| 70 | + return def; |
| 71 | + } |
| 72 | + |
| 73 | + /** |
| 74 | + * Values 'n', 'no', '0', 'false' or 'off' are considered false. |
| 75 | + * Values 'y', 'yes', '1', 'true' or 'on' are considered true. |
| 76 | + */ |
| 77 | + @LayoutlibDelegate |
| 78 | + /*package*/ static boolean native_get_boolean(String key, boolean def) { |
| 79 | + Map<String, String> properties = Bridge.getPlatformProperties(); |
| 80 | + String value = properties.get(key); |
| 81 | + |
| 82 | + if ("n".equals(value) || "no".equals(value) || "0".equals(value) || "false".equals(value) |
| 83 | + || "off".equals(value)) { |
| 84 | + return false; |
| 85 | + } |
| 86 | + //noinspection SimplifiableIfStatement |
| 87 | + if ("y".equals(value) || "yes".equals(value) || "1".equals(value) || "true".equals(value) |
| 88 | + || "on".equals(value)) { |
| 89 | + return true; |
| 90 | + } |
| 91 | + |
| 92 | + return def; |
| 93 | + } |
| 94 | + |
| 95 | + @LayoutlibDelegate |
| 96 | + /*package*/ static void native_set(String key, String def) { |
| 97 | + Map<String, String> properties = Bridge.getPlatformProperties(); |
| 98 | + properties.put(key, def); |
| 99 | + } |
| 100 | + |
| 101 | + @LayoutlibDelegate |
| 102 | + /*package*/ static void native_add_change_callback() { |
| 103 | + // pass. |
| 104 | + } |
| 105 | +} |
| 106 | + |
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