libcore/support/src/test/java/tests/support/Support_TimeZone.java

/* 
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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 tests.support;

import java.util.Calendar;
import java.util.GregorianCalendar;
import java.util.TimeZone;

/**
 * Sample java.util.TimeZone subclass to test getDSTSavings() and getOffset(long)
 * APIs
 * 
 */
public class Support_TimeZone extends TimeZone {
    private static final long serialVersionUID = 1L;

    int rawOffset;

    boolean useDaylightTime;

    public Support_TimeZone(int rawOffset, boolean useDaylightTime) {
        this.rawOffset = rawOffset;
        this.useDaylightTime = useDaylightTime;
    }

    @Override
    public int getRawOffset() {
        return rawOffset;
    }

    /**
     * let's assume this timezone has daylight savings from the 4th month till
     * the 10th month of the year to ame things simple.
     */
    @Override
    public boolean inDaylightTime(java.util.Date p1) {
        if (!useDaylightTime) {
            return false;
        }
        GregorianCalendar cal = new GregorianCalendar();
        cal.setTime(p1);
        int month = cal.get(Calendar.MONTH);

        if (month > 4 && month < 10) {
            return true;
        }
        return false;
    }

    @Override
    public boolean useDaylightTime() {
        return useDaylightTime;
    }

    /*
     * return 0 to keep it simple, since this subclass is not used to test this
     * method..
     */
    @Override
    public int getOffset(int p1, int p2, int p3, int p4, int p5, int p6) {
        return 0;
    }

    @Override
    public void setRawOffset(int p1) {
        rawOffset = p1;
    }
}