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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 com.facebook.presto.jdbc.internal.joda.time;

/**
 * Defines a duration of time that can be queried and modified using datetime fields.
 * 

* The implementation of this interface will be mutable. * It may provide more advanced methods than those in the interface. * * @author Brian S O'Neill * @author Stephen Colebourne * @since 1.0 */ public interface ReadWritablePeriod extends ReadablePeriod { /** * Clears the period, setting all values back to zero. */ void clear(); /** * Sets the value of one of the fields by index. * * @param index the field index * @param value the new value for the field * @throws IndexOutOfBoundsException if the index is invalid */ void setValue(int index, int value); /** * Sets the value of one of the fields. *

* The field type specified must be one of those that is supported by the period. * * @param field a DurationFieldType instance that is supported by this period * @param value the new value for the field * @throws IllegalArgumentException if the field is null or not supported */ void set(DurationFieldType field, int value); /** * Sets all the fields in one go from another ReadablePeriod. * * @param period the period to set, null means zero length period * @throws IllegalArgumentException if an unsupported field's value is non-zero */ void setPeriod(ReadablePeriod period); /** * Sets all the fields in one go. * * @param years amount of years in this period, which must be zero if unsupported * @param months amount of months in this period, which must be zero if unsupported * @param weeks amount of weeks in this period, which must be zero if unsupported * @param days amount of days in this period, which must be zero if unsupported * @param hours amount of hours in this period, which must be zero if unsupported * @param minutes amount of minutes in this period, which must be zero if unsupported * @param seconds amount of seconds in this period, which must be zero if unsupported * @param millis amount of milliseconds in this period, which must be zero if unsupported * @throws IllegalArgumentException if an unsupported field's value is non-zero */ void setPeriod(int years, int months, int weeks, int days, int hours, int minutes, int seconds, int millis); /** * Sets all the fields in one go from an interval dividing the * fields using the period type. * * @param interval the interval to set, null means zero length */ void setPeriod(ReadableInterval interval); //----------------------------------------------------------------------- /** * Adds to the value of one of the fields. *

* The field type specified must be one of those that is supported by the period. * * @param field a DurationFieldType instance that is supported by this period * @param value the value to add to the field * @throws IllegalArgumentException if the field is null or not supported */ void add(DurationFieldType field, int value); /** * Adds a period to this one by adding each field in turn. * * @param period the period to add, null means add nothing * @throws IllegalArgumentException if the period being added contains a field * not supported by this period * @throws ArithmeticException if the addition exceeds the capacity of the period */ void add(ReadablePeriod period); /** * Adds to each field of this period. * * @param years amount of years to add to this period, which must be zero if unsupported * @param months amount of months to add to this period, which must be zero if unsupported * @param weeks amount of weeks to add to this period, which must be zero if unsupported * @param days amount of days to add to this period, which must be zero if unsupported * @param hours amount of hours to add to this period, which must be zero if unsupported * @param minutes amount of minutes to add to this period, which must be zero if unsupported * @param seconds amount of seconds to add to this period, which must be zero if unsupported * @param millis amount of milliseconds to add to this period, which must be zero if unsupported * @throws IllegalArgumentException if the period being added contains a field * not supported by this period * @throws ArithmeticException if the addition exceeds the capacity of the period */ void add(int years, int months, int weeks, int days, int hours, int minutes, int seconds, int millis); /** * Adds an interval to this one by dividing the interval into * fields and then adding each field in turn. * * @param interval the interval to add, null means add nothing * @throws ArithmeticException if the addition exceeds the capacity of the period */ void add(ReadableInterval interval); //----------------------------------------------------------------------- /** * Sets the number of years of the period. * * @param years the number of years * @throws IllegalArgumentException if field is not supported and the value is non-zero */ void setYears(int years); /** * Adds the specified years to the number of years in the period. * * @param years the number of years * @throws IllegalArgumentException if field is not supported and the value is non-zero * @throws ArithmeticException if the addition exceeds the capacity of the period */ void addYears(int years); //----------------------------------------------------------------------- /** * Sets the number of months of the period. * * @param months the number of months * @throws IllegalArgumentException if field is not supported and the value is non-zero */ void setMonths(int months); /** * Adds the specified months to the number of months in the period. * * @param months the number of months * @throws IllegalArgumentException if field is not supported and the value is non-zero * @throws ArithmeticException if the addition exceeds the capacity of the period */ void addMonths(int months); //----------------------------------------------------------------------- /** * Sets the number of weeks of the period. * * @param weeks the number of weeks * @throws IllegalArgumentException if field is not supported and the value is non-zero */ void setWeeks(int weeks); /** * Adds the specified weeks to the number of weeks in the period. * * @param weeks the number of weeks * @throws IllegalArgumentException if field is not supported and the value is non-zero * @throws ArithmeticException if the addition exceeds the capacity of the period */ void addWeeks(int weeks); //----------------------------------------------------------------------- /** * Sets the number of days of the period. * * @param days the number of days * @throws IllegalArgumentException if field is not supported and the value is non-zero */ void setDays(int days); /** * Adds the specified days to the number of days in the period. * * @param days the number of days * @throws IllegalArgumentException if field is not supported and the value is non-zero * @throws ArithmeticException if the addition exceeds the capacity of the period */ void addDays(int days); //----------------------------------------------------------------------- /** * Sets the number of hours of the period. * * @param hours the number of hours * @throws IllegalArgumentException if field is not supported and the value is non-zero */ void setHours(int hours); /** * Adds the specified hours to the number of hours in the period. * * @param hours the number of hours * @throws IllegalArgumentException if field is not supported and the value is non-zero * @throws ArithmeticException if the addition exceeds the capacity of the period */ void addHours(int hours); //----------------------------------------------------------------------- /** * Sets the number of minutes of the period. * * @param minutes the number of minutes * @throws IllegalArgumentException if field is not supported and the value is non-zero */ void setMinutes(int minutes); /** * Adds the specified minutes to the number of minutes in the period. * * @param minutes the number of minutes * @throws IllegalArgumentException if field is not supported and the value is non-zero * @throws ArithmeticException if the addition exceeds the capacity of the period */ void addMinutes(int minutes); //----------------------------------------------------------------------- /** * Sets the number of seconds of the period. * * @param seconds the number of seconds * @throws IllegalArgumentException if field is not supported and the value is non-zero */ void setSeconds(int seconds); /** * Adds the specified seconds to the number of seconds in the period. * * @param seconds the number of seconds * @throws IllegalArgumentException if field is not supported and the value is non-zero * @throws ArithmeticException if the addition exceeds the capacity of the period */ void addSeconds(int seconds); //----------------------------------------------------------------------- /** * Sets the number of millis of the period. * * @param millis the number of millis * @throws IllegalArgumentException if field is not supported and the value is non-zero */ void setMillis(int millis); /** * Adds the specified millis to the number of millis in the period. * * @param millis the number of millis * @throws IllegalArgumentException if field is not supported and the value is non-zero * @throws ArithmeticException if the addition exceeds the capacity of the period */ void addMillis(int millis); }





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