Merge "Layoutlib: Add DateIntervalFormat_Delegate required by CalendarView" into klp-dev

/*

 * Copyright (C) 2013 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 libcore.icu;

import java.text.FieldPosition;

import com.android.ide.common.rendering.api.LayoutLog;

import com.android.layoutlib.bridge.Bridge;

import com.android.layoutlib.bridge.impl.DelegateManager;

import com.ibm.icu.text.DateIntervalFormat;

import com.ibm.icu.util.DateInterval;

import com.ibm.icu.util.TimeZone;

import com.ibm.icu.util.ULocale;

public class DateIntervalFormat_Delegate {

    // ---- delegate manager ----

    private static final DelegateManager<DateIntervalFormat_Delegate> sManager =

            new DelegateManager<DateIntervalFormat_Delegate>(DateIntervalFormat_Delegate.class);

    // ---- delegate data ----

    private DateIntervalFormat mFormat;

    // ---- native methods ----

    /*package*/static String formatDateInterval(long address, long fromDate, long toDate) {

        DateIntervalFormat_Delegate delegate = sManager.getDelegate((int)address);

        if (delegate == null) {

            Bridge.getLog().error(LayoutLog.TAG_BROKEN,

                    "Unable for find native DateIntervalFormat", null);

            return null;

        }

        DateInterval interval = new DateInterval(fromDate, toDate);

        StringBuffer sb = new StringBuffer();

        FieldPosition pos = new FieldPosition(0);

        delegate.mFormat.format(interval, sb, pos);

        return sb.toString();

    }

    /*package*/ static long createDateIntervalFormat(String skeleton, String localeName,

            String tzName) {

        TimeZone prevDefaultTz = TimeZone.getDefault();

        TimeZone.setDefault(TimeZone.getTimeZone(tzName));

        DateIntervalFormat_Delegate newDelegate = new DateIntervalFormat_Delegate();

        newDelegate.mFormat =

                DateIntervalFormat.getInstance(skeleton, new ULocale(localeName));

        TimeZone.setDefault(prevDefaultTz);

        return sManager.addNewDelegate(newDelegate);

    }

    /*package*/ static void destroyDateIntervalFormat(long address) {

        sManager.removeJavaReferenceFor((int)address);

    }

}

        "android.text.AndroidBidi",

        "android.util.FloatMath",

        "android.view.Display",

        "libcore.icu.DateIntervalFormat",

        "libcore.icu.ICU",

    };