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/*
 *  Copyright 2001-2005 Stephen Colebourne
 *
 *  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 org.joda.time;

/**
 * Writable interface for an interval.
 *
 * @author Stephen Colebourne
 * @author Brian S O'Neill
 * @since 1.0
 */
public interface ReadWritableInterval extends ReadableInterval {

    /**
     * Sets this interval from two millisecond instants.
     *
     * @param startInstant  the start of the time interval
     * @param endInstant  the start of the time interval
     * @throws IllegalArgumentException if the end is before the start
     */
    void setInterval(long startInstant, long endInstant);

    /**
     * Sets this interval to be the same as another.
     *
     * @param interval  the interval to copy
     * @throws IllegalArgumentException if the end is before the start
     */
    void setInterval(ReadableInterval interval);

    /**
     * Sets this interval from two instants.
     *
     * @param startInstant  the start of the time interval
     * @param endInstant  the start of the time interval
     * @throws IllegalArgumentException if the end is before the start
     */
    void setInterval(ReadableInstant startInstant, ReadableInstant endInstant);

    //-----------------------------------------------------------------------
    /**
     * Sets the chronology of this time interval.
     *
     * @param chrono  the chronology to use, null means ISO default
     */
    void setChronology(Chronology chrono);

    //-----------------------------------------------------------------------
    /**
     * Sets the start of this time interval.
     *
     * @param millisInstant  the start of the time interval,
     *  millisecond instant from 1970-01-01T00:00:00Z
     * @throws IllegalArgumentException if the end is before the start
     */
    void setStartMillis(long millisInstant);

    /**
     * Sets the start of this time interval as an Instant.
     *
     * @param instant  the start of the time interval
     * @throws IllegalArgumentException if the end is before the start
     */
    void setStart(ReadableInstant instant);

    //-----------------------------------------------------------------------
    /** 
     * Sets the end of this time interval.
     *
     * @param millisInstant  the end of the time interval,
     *  millisecond instant from 1970-01-01T00:00:00Z
     * @throws IllegalArgumentException if the end is before the start
     */
    void setEndMillis(long millisInstant);

    /** 
     * Sets the end of this time interval as an Instant.
     *
     * @param instant  the end of the time interval
     * @throws IllegalArgumentException if the end is before the start
     */
    void setEnd(ReadableInstant instant);

    //-----------------------------------------------------------------------
    /**
     * Sets the duration of this time interval, preserving the start instant.
     *
     * @param duration  new duration for interval
     * @throws IllegalArgumentException if the end is before the start
     * @throws ArithmeticException if the end instant exceeds the capacity of a long
     */
    void setDurationAfterStart(ReadableDuration duration);

    /**
     * Sets the duration of this time interval, preserving the end instant.
     *
     * @param duration  new duration for interval
     * @throws IllegalArgumentException if the end is before the start
     * @throws ArithmeticException if the start instant exceeds the capacity of a long
     */
    void setDurationBeforeEnd(ReadableDuration duration);

    //-----------------------------------------------------------------------
    /**
     * Sets the period of this time interval, preserving the start instant.
     *
     * @param period  new period for interval, null means zero length
     * @throws IllegalArgumentException if the end is before the start
     * @throws ArithmeticException if the end instant exceeds the capacity of a long
     */
    void setPeriodAfterStart(ReadablePeriod period);

    /**
     * Sets the period of this time interval, preserving the end instant.
     *
     * @param period  new period for interval, null means zero length
     * @throws IllegalArgumentException if the end is before the start
     * @throws ArithmeticException if the start instant exceeds the capacity of a long
     */
    void setPeriodBeforeEnd(ReadablePeriod period);

}