Main.java Source code

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Here is the source code for Main.java

Source

//package com.java2s;
/*
 * Copyright (C) 2010 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.
 */

import android.content.Intent;

import android.preference.PreferenceManager;
import android.preference.PreferenceScreen;
import android.support.annotation.NonNull;

import java.lang.reflect.Method;

public class Main {
    /**
     * Inflates a preference hierarchy from the preference hierarchies of
     * {@link android.app.Activity Activities} that match the given {@link android.content.Intent}. An
     * {@link android.app.Activity} defines its preference hierarchy with meta-data using
     * the {@link android.preference.PreferenceManager#METADATA_KEY_PREFERENCES} key.
     * <p/>
     * If a preference hierarchy is given, the new preference hierarchies will
     * be merged in.
     *
     * @param queryIntent     The intent to match activities.
     * @param rootPreferences Optional existing hierarchy to merge the new
     *                        hierarchies into.
     * @return The root hierarchy (if one was not provided, the new hierarchy's
     * root).
     */
    public static PreferenceScreen inflateFromIntent(@NonNull PreferenceManager manager, Intent queryIntent,
            PreferenceScreen rootPreferences) {
        try {
            Method m = PreferenceManager.class.getDeclaredMethod("inflateFromIntent", Intent.class,
                    PreferenceScreen.class);
            m.setAccessible(true);
            return (PreferenceScreen) m.invoke(manager, queryIntent, rootPreferences);
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }
}