org.wicketstuff.calendarviews.logic.DateMidnightIterator.java Source code

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Here is the source code for org.wicketstuff.calendarviews.logic.DateMidnightIterator.java

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/**
 * Copyright (C) 2008 Jeremy Thomerson <jeremy@thomersonfamily.com>
 *
 * 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 org.wicketstuff.calendarviews.logic;

import java.util.Iterator;

import org.joda.time.DateMidnight;
import org.joda.time.DateTime;
import org.joda.time.Period;
import org.joda.time.PeriodType;

/**
 * @author Jeremy Thomerson
 */
public class DateMidnightIterator implements Iterator<DateMidnight> {

    private DateTime mCurrent;
    private final DateTime mEndDateTime;

    public DateMidnightIterator(DateTime start, DateTime end, int first, int count) {
        mCurrent = start.plusDays(first);
        mEndDateTime = mCurrent.plusDays(count);
    }

    public DateMidnightIterator(DateTime start, DateTime end) {
        this(start, end, 0, new Period(start, end, PeriodType.days()).getDays() + 1);
    }

    public boolean hasNext() {
        return mCurrent.isBefore(mEndDateTime);
    }

    public DateMidnight next() {
        DateMidnight dm = new DateMidnight(mCurrent);
        mCurrent = mCurrent.plusDays(1);
        return dm;
    }

    public void remove() {
        throw new UnsupportedOperationException("this should not be called");
    }

}