LatinIME/java/src/com/android/inputmethod/compat/LocaleListCompatUtils.java

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/*
* 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.inputmethod.compat;
import java.lang.reflect.Method;
import java.util.Locale;
public final class LocaleListCompatUtils {
private static final Class CLASS_LocaleList = CompatUtils.getClass("android.os.LocaleList");
private static final Method METHOD_get =
CompatUtils.getMethod(CLASS_LocaleList, "get", int.class);
private static final Method METHOD_isEmpty =
CompatUtils.getMethod(CLASS_LocaleList, "isEmpty");
private LocaleListCompatUtils() {
// This utility class is not publicly instantiable.
}
public static boolean isEmpty(final Object localeList) {
return (Boolean) CompatUtils.invoke(localeList, Boolean.FALSE, METHOD_isEmpty);
}
public static Locale get(final Object localeList, final int index) {
return (Locale) CompatUtils.invoke(localeList, null, METHOD_get, index);
}
}