| /* |
| * Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* |
| * This file is available under and governed by the GNU General Public |
| * License version 2 only, as published by the Free Software Foundation. |
| * However, the following notice accompanied the original version of this |
| * file: |
| * |
| * Copyright (c) 2008-2013, Stephen Colebourne & Michael Nascimento Santos |
| * |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * |
| * * Redistributions of source code must retain the above copyright notice, |
| * this list of conditions and the following disclaimer. |
| * |
| * * Redistributions in binary form must reproduce the above copyright notice, |
| * this list of conditions and the following disclaimer in the documentation |
| * and/or other materials provided with the distribution. |
| * |
| * * Neither the name of JSR-310 nor the names of its contributors |
| * may be used to endorse or promote products derived from this software |
| * without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
| * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
| * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| package java.time.format; |
| |
| import static java.time.temporal.ChronoField.AMPM_OF_DAY; |
| import static java.time.temporal.ChronoField.CLOCK_HOUR_OF_AMPM; |
| import static java.time.temporal.ChronoField.CLOCK_HOUR_OF_DAY; |
| import static java.time.temporal.ChronoField.HOUR_OF_AMPM; |
| import static java.time.temporal.ChronoField.HOUR_OF_DAY; |
| import static java.time.temporal.ChronoField.INSTANT_SECONDS; |
| import static java.time.temporal.ChronoField.MICRO_OF_DAY; |
| import static java.time.temporal.ChronoField.MICRO_OF_SECOND; |
| import static java.time.temporal.ChronoField.MILLI_OF_DAY; |
| import static java.time.temporal.ChronoField.MILLI_OF_SECOND; |
| import static java.time.temporal.ChronoField.MINUTE_OF_DAY; |
| import static java.time.temporal.ChronoField.MINUTE_OF_HOUR; |
| import static java.time.temporal.ChronoField.NANO_OF_DAY; |
| import static java.time.temporal.ChronoField.NANO_OF_SECOND; |
| import static java.time.temporal.ChronoField.OFFSET_SECONDS; |
| import static java.time.temporal.ChronoField.SECOND_OF_DAY; |
| import static java.time.temporal.ChronoField.SECOND_OF_MINUTE; |
| |
| import java.time.DateTimeException; |
| import java.time.Instant; |
| import java.time.LocalDate; |
| import java.time.LocalTime; |
| import java.time.Period; |
| import java.time.ZoneId; |
| import java.time.ZoneOffset; |
| import java.time.chrono.ChronoLocalDate; |
| import java.time.chrono.ChronoLocalDateTime; |
| import java.time.chrono.ChronoZonedDateTime; |
| import java.time.chrono.Chronology; |
| import java.time.temporal.ChronoField; |
| import java.time.temporal.TemporalAccessor; |
| import java.time.temporal.TemporalField; |
| import java.time.temporal.TemporalQueries; |
| import java.time.temporal.TemporalQuery; |
| import java.time.temporal.UnsupportedTemporalTypeException; |
| import java.util.HashMap; |
| import java.util.Iterator; |
| import java.util.Map; |
| import java.util.Map.Entry; |
| import java.util.Objects; |
| import java.util.Set; |
| |
| /** |
| * A store of parsed data. |
| * <p> |
| * This class is used during parsing to collect the data. Part of the parsing process |
| * involves handling optional blocks and multiple copies of the data get created to |
| * support the necessary backtracking. |
| * <p> |
| * Once parsing is completed, this class can be used as the resultant {@code TemporalAccessor}. |
| * In most cases, it is only exposed once the fields have been resolved. |
| * |
| * @implSpec |
| * This class is a mutable context intended for use from a single thread. |
| * Usage of the class is thread-safe within standard parsing as a new instance of this class |
| * is automatically created for each parse and parsing is single-threaded |
| * |
| * @since 1.8 |
| */ |
| final class Parsed implements TemporalAccessor { |
| // some fields are accessed using package scope from DateTimeParseContext |
| |
| /** |
| * The parsed fields. |
| */ |
| final Map<TemporalField, Long> fieldValues = new HashMap<>(); |
| /** |
| * The parsed zone. |
| */ |
| ZoneId zone; |
| /** |
| * The parsed chronology. |
| */ |
| Chronology chrono; |
| /** |
| * Whether a leap-second is parsed. |
| */ |
| boolean leapSecond; |
| /** |
| * The resolver style to use. |
| */ |
| private ResolverStyle resolverStyle; |
| /** |
| * The resolved date. |
| */ |
| private ChronoLocalDate date; |
| /** |
| * The resolved time. |
| */ |
| private LocalTime time; |
| /** |
| * The excess period from time-only parsing. |
| */ |
| Period excessDays = Period.ZERO; |
| |
| /** |
| * Creates an instance. |
| */ |
| Parsed() { |
| } |
| |
| /** |
| * Creates a copy. |
| */ |
| Parsed copy() { |
| // only copy fields used in parsing stage |
| Parsed cloned = new Parsed(); |
| cloned.fieldValues.putAll(this.fieldValues); |
| cloned.zone = this.zone; |
| cloned.chrono = this.chrono; |
| cloned.leapSecond = this.leapSecond; |
| return cloned; |
| } |
| |
| //----------------------------------------------------------------------- |
| @Override |
| public boolean isSupported(TemporalField field) { |
| if (fieldValues.containsKey(field) || |
| (date != null && date.isSupported(field)) || |
| (time != null && time.isSupported(field))) { |
| return true; |
| } |
| return field != null && (field instanceof ChronoField == false) && field.isSupportedBy(this); |
| } |
| |
| @Override |
| public long getLong(TemporalField field) { |
| Objects.requireNonNull(field, "field"); |
| Long value = fieldValues.get(field); |
| if (value != null) { |
| return value; |
| } |
| if (date != null && date.isSupported(field)) { |
| return date.getLong(field); |
| } |
| if (time != null && time.isSupported(field)) { |
| return time.getLong(field); |
| } |
| if (field instanceof ChronoField) { |
| throw new UnsupportedTemporalTypeException("Unsupported field: " + field); |
| } |
| return field.getFrom(this); |
| } |
| |
| @SuppressWarnings("unchecked") |
| @Override |
| public <R> R query(TemporalQuery<R> query) { |
| if (query == TemporalQueries.zoneId()) { |
| return (R) zone; |
| } else if (query == TemporalQueries.chronology()) { |
| return (R) chrono; |
| } else if (query == TemporalQueries.localDate()) { |
| return (R) (date != null ? LocalDate.from(date) : null); |
| } else if (query == TemporalQueries.localTime()) { |
| return (R) time; |
| } else if (query == TemporalQueries.zone() || query == TemporalQueries.offset()) { |
| return query.queryFrom(this); |
| } else if (query == TemporalQueries.precision()) { |
| return null; // not a complete date/time |
| } |
| // inline TemporalAccessor.super.query(query) as an optimization |
| // non-JDK classes are not permitted to make this optimization |
| return query.queryFrom(this); |
| } |
| |
| //----------------------------------------------------------------------- |
| /** |
| * Resolves the fields in this context. |
| * |
| * @param resolverStyle the resolver style, not null |
| * @param resolverFields the fields to use for resolving, null for all fields |
| * @return this, for method chaining |
| * @throws DateTimeException if resolving one field results in a value for |
| * another field that is in conflict |
| */ |
| TemporalAccessor resolve(ResolverStyle resolverStyle, Set<TemporalField> resolverFields) { |
| if (resolverFields != null) { |
| fieldValues.keySet().retainAll(resolverFields); |
| } |
| this.resolverStyle = resolverStyle; |
| resolveFields(); |
| resolveTimeLenient(); |
| crossCheck(); |
| resolvePeriod(); |
| resolveFractional(); |
| resolveInstant(); |
| return this; |
| } |
| |
| //----------------------------------------------------------------------- |
| private void resolveFields() { |
| // resolve ChronoField |
| resolveInstantFields(); |
| resolveDateFields(); |
| resolveTimeFields(); |
| |
| // if any other fields, handle them |
| // any lenient date resolution should return epoch-day |
| if (fieldValues.size() > 0) { |
| int changedCount = 0; |
| outer: |
| while (changedCount < 50) { |
| for (Map.Entry<TemporalField, Long> entry : fieldValues.entrySet()) { |
| TemporalField targetField = entry.getKey(); |
| TemporalAccessor resolvedObject = targetField.resolve(fieldValues, this, resolverStyle); |
| if (resolvedObject != null) { |
| if (resolvedObject instanceof ChronoZonedDateTime) { |
| ChronoZonedDateTime<?> czdt = (ChronoZonedDateTime<?>) resolvedObject; |
| if (zone == null) { |
| zone = czdt.getZone(); |
| } else if (zone.equals(czdt.getZone()) == false) { |
| throw new DateTimeException("ChronoZonedDateTime must use the effective parsed zone: " + zone); |
| } |
| resolvedObject = czdt.toLocalDateTime(); |
| } |
| if (resolvedObject instanceof ChronoLocalDateTime) { |
| ChronoLocalDateTime<?> cldt = (ChronoLocalDateTime<?>) resolvedObject; |
| updateCheckConflict(cldt.toLocalTime(), Period.ZERO); |
| updateCheckConflict(cldt.toLocalDate()); |
| changedCount++; |
| continue outer; // have to restart to avoid concurrent modification |
| } |
| if (resolvedObject instanceof ChronoLocalDate) { |
| updateCheckConflict((ChronoLocalDate) resolvedObject); |
| changedCount++; |
| continue outer; // have to restart to avoid concurrent modification |
| } |
| if (resolvedObject instanceof LocalTime) { |
| updateCheckConflict((LocalTime) resolvedObject, Period.ZERO); |
| changedCount++; |
| continue outer; // have to restart to avoid concurrent modification |
| } |
| throw new DateTimeException("Method resolve() can only return ChronoZonedDateTime, " + |
| "ChronoLocalDateTime, ChronoLocalDate or LocalTime"); |
| } else if (fieldValues.containsKey(targetField) == false) { |
| changedCount++; |
| continue outer; // have to restart to avoid concurrent modification |
| } |
| } |
| break; |
| } |
| if (changedCount == 50) { // catch infinite loops |
| throw new DateTimeException("One of the parsed fields has an incorrectly implemented resolve method"); |
| } |
| // if something changed then have to redo ChronoField resolve |
| if (changedCount > 0) { |
| resolveInstantFields(); |
| resolveDateFields(); |
| resolveTimeFields(); |
| } |
| } |
| } |
| |
| private void updateCheckConflict(TemporalField targetField, TemporalField changeField, Long changeValue) { |
| Long old = fieldValues.put(changeField, changeValue); |
| if (old != null && old.longValue() != changeValue.longValue()) { |
| throw new DateTimeException("Conflict found: " + changeField + " " + old + |
| " differs from " + changeField + " " + changeValue + |
| " while resolving " + targetField); |
| } |
| } |
| |
| //----------------------------------------------------------------------- |
| private void resolveInstantFields() { |
| // resolve parsed instant seconds to date and time if zone available |
| if (fieldValues.containsKey(INSTANT_SECONDS)) { |
| if (zone != null) { |
| resolveInstantFields0(zone); |
| } else { |
| Long offsetSecs = fieldValues.get(OFFSET_SECONDS); |
| if (offsetSecs != null) { |
| ZoneOffset offset = ZoneOffset.ofTotalSeconds(offsetSecs.intValue()); |
| resolveInstantFields0(offset); |
| } |
| } |
| } |
| } |
| |
| private void resolveInstantFields0(ZoneId selectedZone) { |
| Instant instant = Instant.ofEpochSecond(fieldValues.remove(INSTANT_SECONDS)); |
| ChronoZonedDateTime<?> zdt = chrono.zonedDateTime(instant, selectedZone); |
| updateCheckConflict(zdt.toLocalDate()); |
| updateCheckConflict(INSTANT_SECONDS, SECOND_OF_DAY, (long) zdt.toLocalTime().toSecondOfDay()); |
| } |
| |
| //----------------------------------------------------------------------- |
| private void resolveDateFields() { |
| updateCheckConflict(chrono.resolveDate(fieldValues, resolverStyle)); |
| } |
| |
| private void updateCheckConflict(ChronoLocalDate cld) { |
| if (date != null) { |
| if (cld != null && date.equals(cld) == false) { |
| throw new DateTimeException("Conflict found: Fields resolved to two different dates: " + date + " " + cld); |
| } |
| } else if (cld != null) { |
| if (chrono.equals(cld.getChronology()) == false) { |
| throw new DateTimeException("ChronoLocalDate must use the effective parsed chronology: " + chrono); |
| } |
| date = cld; |
| } |
| } |
| |
| //----------------------------------------------------------------------- |
| private void resolveTimeFields() { |
| // simplify fields |
| if (fieldValues.containsKey(CLOCK_HOUR_OF_DAY)) { |
| // lenient allows anything, smart allows 0-24, strict allows 1-24 |
| long ch = fieldValues.remove(CLOCK_HOUR_OF_DAY); |
| if (resolverStyle == ResolverStyle.STRICT || (resolverStyle == ResolverStyle.SMART && ch != 0)) { |
| CLOCK_HOUR_OF_DAY.checkValidValue(ch); |
| } |
| updateCheckConflict(CLOCK_HOUR_OF_DAY, HOUR_OF_DAY, ch == 24 ? 0 : ch); |
| } |
| if (fieldValues.containsKey(CLOCK_HOUR_OF_AMPM)) { |
| // lenient allows anything, smart allows 0-12, strict allows 1-12 |
| long ch = fieldValues.remove(CLOCK_HOUR_OF_AMPM); |
| if (resolverStyle == ResolverStyle.STRICT || (resolverStyle == ResolverStyle.SMART && ch != 0)) { |
| CLOCK_HOUR_OF_AMPM.checkValidValue(ch); |
| } |
| updateCheckConflict(CLOCK_HOUR_OF_AMPM, HOUR_OF_AMPM, ch == 12 ? 0 : ch); |
| } |
| if (fieldValues.containsKey(AMPM_OF_DAY) && fieldValues.containsKey(HOUR_OF_AMPM)) { |
| long ap = fieldValues.remove(AMPM_OF_DAY); |
| long hap = fieldValues.remove(HOUR_OF_AMPM); |
| if (resolverStyle == ResolverStyle.LENIENT) { |
| updateCheckConflict(AMPM_OF_DAY, HOUR_OF_DAY, Math.addExact(Math.multiplyExact(ap, 12), hap)); |
| } else { // STRICT or SMART |
| AMPM_OF_DAY.checkValidValue(ap); |
| HOUR_OF_AMPM.checkValidValue(ap); |
| updateCheckConflict(AMPM_OF_DAY, HOUR_OF_DAY, ap * 12 + hap); |
| } |
| } |
| if (fieldValues.containsKey(NANO_OF_DAY)) { |
| long nod = fieldValues.remove(NANO_OF_DAY); |
| if (resolverStyle != ResolverStyle.LENIENT) { |
| NANO_OF_DAY.checkValidValue(nod); |
| } |
| updateCheckConflict(NANO_OF_DAY, HOUR_OF_DAY, nod / 3600_000_000_000L); |
| updateCheckConflict(NANO_OF_DAY, MINUTE_OF_HOUR, (nod / 60_000_000_000L) % 60); |
| updateCheckConflict(NANO_OF_DAY, SECOND_OF_MINUTE, (nod / 1_000_000_000L) % 60); |
| updateCheckConflict(NANO_OF_DAY, NANO_OF_SECOND, nod % 1_000_000_000L); |
| } |
| if (fieldValues.containsKey(MICRO_OF_DAY)) { |
| long cod = fieldValues.remove(MICRO_OF_DAY); |
| if (resolverStyle != ResolverStyle.LENIENT) { |
| MICRO_OF_DAY.checkValidValue(cod); |
| } |
| updateCheckConflict(MICRO_OF_DAY, SECOND_OF_DAY, cod / 1_000_000L); |
| updateCheckConflict(MICRO_OF_DAY, MICRO_OF_SECOND, cod % 1_000_000L); |
| } |
| if (fieldValues.containsKey(MILLI_OF_DAY)) { |
| long lod = fieldValues.remove(MILLI_OF_DAY); |
| if (resolverStyle != ResolverStyle.LENIENT) { |
| MILLI_OF_DAY.checkValidValue(lod); |
| } |
| updateCheckConflict(MILLI_OF_DAY, SECOND_OF_DAY, lod / 1_000); |
| updateCheckConflict(MILLI_OF_DAY, MILLI_OF_SECOND, lod % 1_000); |
| } |
| if (fieldValues.containsKey(SECOND_OF_DAY)) { |
| long sod = fieldValues.remove(SECOND_OF_DAY); |
| if (resolverStyle != ResolverStyle.LENIENT) { |
| SECOND_OF_DAY.checkValidValue(sod); |
| } |
| updateCheckConflict(SECOND_OF_DAY, HOUR_OF_DAY, sod / 3600); |
| updateCheckConflict(SECOND_OF_DAY, MINUTE_OF_HOUR, (sod / 60) % 60); |
| updateCheckConflict(SECOND_OF_DAY, SECOND_OF_MINUTE, sod % 60); |
| } |
| if (fieldValues.containsKey(MINUTE_OF_DAY)) { |
| long mod = fieldValues.remove(MINUTE_OF_DAY); |
| if (resolverStyle != ResolverStyle.LENIENT) { |
| MINUTE_OF_DAY.checkValidValue(mod); |
| } |
| updateCheckConflict(MINUTE_OF_DAY, HOUR_OF_DAY, mod / 60); |
| updateCheckConflict(MINUTE_OF_DAY, MINUTE_OF_HOUR, mod % 60); |
| } |
| |
| // combine partial second fields strictly, leaving lenient expansion to later |
| if (fieldValues.containsKey(NANO_OF_SECOND)) { |
| long nos = fieldValues.get(NANO_OF_SECOND); |
| if (resolverStyle != ResolverStyle.LENIENT) { |
| NANO_OF_SECOND.checkValidValue(nos); |
| } |
| if (fieldValues.containsKey(MICRO_OF_SECOND)) { |
| long cos = fieldValues.remove(MICRO_OF_SECOND); |
| if (resolverStyle != ResolverStyle.LENIENT) { |
| MICRO_OF_SECOND.checkValidValue(cos); |
| } |
| nos = cos * 1000 + (nos % 1000); |
| updateCheckConflict(MICRO_OF_SECOND, NANO_OF_SECOND, nos); |
| } |
| if (fieldValues.containsKey(MILLI_OF_SECOND)) { |
| long los = fieldValues.remove(MILLI_OF_SECOND); |
| if (resolverStyle != ResolverStyle.LENIENT) { |
| MILLI_OF_SECOND.checkValidValue(los); |
| } |
| updateCheckConflict(MILLI_OF_SECOND, NANO_OF_SECOND, los * 1_000_000L + (nos % 1_000_000L)); |
| } |
| } |
| |
| // convert to time if all four fields available (optimization) |
| if (fieldValues.containsKey(HOUR_OF_DAY) && fieldValues.containsKey(MINUTE_OF_HOUR) && |
| fieldValues.containsKey(SECOND_OF_MINUTE) && fieldValues.containsKey(NANO_OF_SECOND)) { |
| long hod = fieldValues.remove(HOUR_OF_DAY); |
| long moh = fieldValues.remove(MINUTE_OF_HOUR); |
| long som = fieldValues.remove(SECOND_OF_MINUTE); |
| long nos = fieldValues.remove(NANO_OF_SECOND); |
| resolveTime(hod, moh, som, nos); |
| } |
| } |
| |
| private void resolveTimeLenient() { |
| // leniently create a time from incomplete information |
| // done after everything else as it creates information from nothing |
| // which would break updateCheckConflict(field) |
| |
| if (time == null) { |
| // NANO_OF_SECOND merged with MILLI/MICRO above |
| if (fieldValues.containsKey(MILLI_OF_SECOND)) { |
| long los = fieldValues.remove(MILLI_OF_SECOND); |
| if (fieldValues.containsKey(MICRO_OF_SECOND)) { |
| // merge milli-of-second and micro-of-second for better error message |
| long cos = los * 1_000 + (fieldValues.get(MICRO_OF_SECOND) % 1_000); |
| updateCheckConflict(MILLI_OF_SECOND, MICRO_OF_SECOND, cos); |
| fieldValues.remove(MICRO_OF_SECOND); |
| fieldValues.put(NANO_OF_SECOND, cos * 1_000L); |
| } else { |
| // convert milli-of-second to nano-of-second |
| fieldValues.put(NANO_OF_SECOND, los * 1_000_000L); |
| } |
| } else if (fieldValues.containsKey(MICRO_OF_SECOND)) { |
| // convert micro-of-second to nano-of-second |
| long cos = fieldValues.remove(MICRO_OF_SECOND); |
| fieldValues.put(NANO_OF_SECOND, cos * 1_000L); |
| } |
| |
| // merge hour/minute/second/nano leniently |
| Long hod = fieldValues.get(HOUR_OF_DAY); |
| if (hod != null) { |
| Long moh = fieldValues.get(MINUTE_OF_HOUR); |
| Long som = fieldValues.get(SECOND_OF_MINUTE); |
| Long nos = fieldValues.get(NANO_OF_SECOND); |
| |
| // check for invalid combinations that cannot be defaulted |
| if ((moh == null && (som != null || nos != null)) || |
| (moh != null && som == null && nos != null)) { |
| return; |
| } |
| |
| // default as necessary and build time |
| long mohVal = (moh != null ? moh : 0); |
| long somVal = (som != null ? som : 0); |
| long nosVal = (nos != null ? nos : 0); |
| resolveTime(hod, mohVal, somVal, nosVal); |
| fieldValues.remove(HOUR_OF_DAY); |
| fieldValues.remove(MINUTE_OF_HOUR); |
| fieldValues.remove(SECOND_OF_MINUTE); |
| fieldValues.remove(NANO_OF_SECOND); |
| } |
| } |
| |
| // validate remaining |
| if (resolverStyle != ResolverStyle.LENIENT && fieldValues.size() > 0) { |
| for (Entry<TemporalField, Long> entry : fieldValues.entrySet()) { |
| TemporalField field = entry.getKey(); |
| if (field instanceof ChronoField && field.isTimeBased()) { |
| ((ChronoField) field).checkValidValue(entry.getValue()); |
| } |
| } |
| } |
| } |
| |
| private void resolveTime(long hod, long moh, long som, long nos) { |
| if (resolverStyle == ResolverStyle.LENIENT) { |
| long totalNanos = Math.multiplyExact(hod, 3600_000_000_000L); |
| totalNanos = Math.addExact(totalNanos, Math.multiplyExact(moh, 60_000_000_000L)); |
| totalNanos = Math.addExact(totalNanos, Math.multiplyExact(som, 1_000_000_000L)); |
| totalNanos = Math.addExact(totalNanos, nos); |
| int excessDays = (int) Math.floorDiv(totalNanos, 86400_000_000_000L); // safe int cast |
| long nod = Math.floorMod(totalNanos, 86400_000_000_000L); |
| updateCheckConflict(LocalTime.ofNanoOfDay(nod), Period.ofDays(excessDays)); |
| } else { // STRICT or SMART |
| int mohVal = MINUTE_OF_HOUR.checkValidIntValue(moh); |
| int nosVal = NANO_OF_SECOND.checkValidIntValue(nos); |
| // handle 24:00 end of day |
| if (resolverStyle == ResolverStyle.SMART && hod == 24 && mohVal == 0 && som == 0 && nosVal == 0) { |
| updateCheckConflict(LocalTime.MIDNIGHT, Period.ofDays(1)); |
| } else { |
| int hodVal = HOUR_OF_DAY.checkValidIntValue(hod); |
| int somVal = SECOND_OF_MINUTE.checkValidIntValue(som); |
| updateCheckConflict(LocalTime.of(hodVal, mohVal, somVal, nosVal), Period.ZERO); |
| } |
| } |
| } |
| |
| private void resolvePeriod() { |
| // add whole days if we have both date and time |
| if (date != null && time != null && excessDays.isZero() == false) { |
| date = date.plus(excessDays); |
| excessDays = Period.ZERO; |
| } |
| } |
| |
| private void resolveFractional() { |
| // ensure fractional seconds available as ChronoField requires |
| // resolveTimeLenient() will have merged MICRO_OF_SECOND/MILLI_OF_SECOND to NANO_OF_SECOND |
| if (time == null && |
| (fieldValues.containsKey(INSTANT_SECONDS) || |
| fieldValues.containsKey(SECOND_OF_DAY) || |
| fieldValues.containsKey(SECOND_OF_MINUTE))) { |
| if (fieldValues.containsKey(NANO_OF_SECOND)) { |
| long nos = fieldValues.get(NANO_OF_SECOND); |
| fieldValues.put(MICRO_OF_SECOND, nos / 1000); |
| fieldValues.put(MILLI_OF_SECOND, nos / 1000000); |
| } else { |
| fieldValues.put(NANO_OF_SECOND, 0L); |
| fieldValues.put(MICRO_OF_SECOND, 0L); |
| fieldValues.put(MILLI_OF_SECOND, 0L); |
| } |
| } |
| } |
| |
| private void resolveInstant() { |
| // add instant seconds if we have date, time and zone |
| if (date != null && time != null) { |
| if (zone != null) { |
| long instant = date.atTime(time).atZone(zone).getLong(ChronoField.INSTANT_SECONDS); |
| fieldValues.put(INSTANT_SECONDS, instant); |
| } else { |
| Long offsetSecs = fieldValues.get(OFFSET_SECONDS); |
| if (offsetSecs != null) { |
| ZoneOffset offset = ZoneOffset.ofTotalSeconds(offsetSecs.intValue()); |
| long instant = date.atTime(time).atZone(offset).getLong(ChronoField.INSTANT_SECONDS); |
| fieldValues.put(INSTANT_SECONDS, instant); |
| } |
| } |
| } |
| } |
| |
| private void updateCheckConflict(LocalTime timeToSet, Period periodToSet) { |
| if (time != null) { |
| if (time.equals(timeToSet) == false) { |
| throw new DateTimeException("Conflict found: Fields resolved to different times: " + time + " " + timeToSet); |
| } |
| if (excessDays.isZero() == false && periodToSet.isZero() == false && excessDays.equals(periodToSet) == false) { |
| throw new DateTimeException("Conflict found: Fields resolved to different excess periods: " + excessDays + " " + periodToSet); |
| } else { |
| excessDays = periodToSet; |
| } |
| } else { |
| time = timeToSet; |
| excessDays = periodToSet; |
| } |
| } |
| |
| //----------------------------------------------------------------------- |
| private void crossCheck() { |
| // only cross-check date, time and date-time |
| // avoid object creation if possible |
| if (date != null) { |
| crossCheck(date); |
| } |
| if (time != null) { |
| crossCheck(time); |
| if (date != null && fieldValues.size() > 0) { |
| crossCheck(date.atTime(time)); |
| } |
| } |
| } |
| |
| private void crossCheck(TemporalAccessor target) { |
| for (Iterator<Entry<TemporalField, Long>> it = fieldValues.entrySet().iterator(); it.hasNext(); ) { |
| Entry<TemporalField, Long> entry = it.next(); |
| TemporalField field = entry.getKey(); |
| if (target.isSupported(field)) { |
| long val1; |
| try { |
| val1 = target.getLong(field); |
| } catch (RuntimeException ex) { |
| continue; |
| } |
| long val2 = entry.getValue(); |
| if (val1 != val2) { |
| throw new DateTimeException("Conflict found: Field " + field + " " + val1 + |
| " differs from " + field + " " + val2 + " derived from " + target); |
| } |
| it.remove(); |
| } |
| } |
| } |
| |
| //----------------------------------------------------------------------- |
| @Override |
| public String toString() { |
| StringBuilder buf = new StringBuilder(64); |
| buf.append(fieldValues).append(',').append(chrono); |
| if (zone != null) { |
| buf.append(',').append(zone); |
| } |
| if (date != null || time != null) { |
| buf.append(" resolved to "); |
| if (date != null) { |
| buf.append(date); |
| if (time != null) { |
| buf.append('T').append(time); |
| } |
| } else { |
| buf.append(time); |
| } |
| } |
| return buf.toString(); |
| } |
| |
| } |
