001/*
002 * Portions of this software was developed by employees of the National Institute
003 * of Standards and Technology (NIST), an agency of the Federal Government and is
004 * being made available as a public service. Pursuant to title 17 United States
005 * Code Section 105, works of NIST employees are not subject to copyright
006 * protection in the United States. This software may be subject to foreign
007 * copyright. Permission in the United States and in foreign countries, to the
008 * extent that NIST may hold copyright, to use, copy, modify, create derivative
009 * works, and distribute this software and its documentation without fee is hereby
010 * granted on a non-exclusive basis, provided that this notice and disclaimer
011 * of warranty appears in all copies.
012 *
013 * THE SOFTWARE IS PROVIDED 'AS IS' WITHOUT ANY WARRANTY OF ANY KIND, EITHER
014 * EXPRESSED, IMPLIED, OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, ANY WARRANTY
015 * THAT THE SOFTWARE WILL CONFORM TO SPECIFICATIONS, ANY IMPLIED WARRANTIES OF
016 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND FREEDOM FROM
017 * INFRINGEMENT, AND ANY WARRANTY THAT THE DOCUMENTATION WILL CONFORM TO THE
018 * SOFTWARE, OR ANY WARRANTY THAT THE SOFTWARE WILL BE ERROR FREE.  IN NO EVENT
019 * SHALL NIST BE LIABLE FOR ANY DAMAGES, INCLUDING, BUT NOT LIMITED TO, DIRECT,
020 * INDIRECT, SPECIAL OR CONSEQUENTIAL DAMAGES, ARISING OUT OF, RESULTING FROM,
021 * OR IN ANY WAY CONNECTED WITH THIS SOFTWARE, WHETHER OR NOT BASED UPON WARRANTY,
022 * CONTRACT, TORT, OR OTHERWISE, WHETHER OR NOT INJURY WAS SUSTAINED BY PERSONS OR
023 * PROPERTY OR OTHERWISE, AND WHETHER OR NOT LOSS WAS SUSTAINED FROM, OR AROSE OUT
024 * OF THE RESULTS OF, OR USE OF, THE SOFTWARE OR SERVICES PROVIDED HEREUNDER.
025 */
026
027package gov.nist.secauto.metaschema.core.datatype.adapter;
028
029import com.fasterxml.jackson.databind.jsonFormatVisitors.JsonFormatTypes;
030
031import gov.nist.secauto.metaschema.core.datatype.AbstractCustomJavaDataTypeAdapter;
032import gov.nist.secauto.metaschema.core.datatype.object.DateTime;
033import gov.nist.secauto.metaschema.core.metapath.function.InvalidValueForCastFunctionException;
034import gov.nist.secauto.metaschema.core.metapath.item.atomic.IAnyAtomicItem;
035import gov.nist.secauto.metaschema.core.metapath.item.atomic.IDateItem;
036import gov.nist.secauto.metaschema.core.metapath.item.atomic.IDateTimeItem;
037import gov.nist.secauto.metaschema.core.metapath.item.atomic.IStringItem;
038import gov.nist.secauto.metaschema.core.metapath.item.atomic.IUntypedAtomicItem;
039import gov.nist.secauto.metaschema.core.util.ObjectUtils;
040
041import java.time.LocalDateTime;
042import java.time.ZoneOffset;
043import java.time.ZonedDateTime;
044import java.time.format.DateTimeParseException;
045import java.util.List;
046
047import edu.umd.cs.findbugs.annotations.NonNull;
048
049public class DateTimeAdapter
050    extends AbstractCustomJavaDataTypeAdapter<DateTime, IDateTimeItem> {
051  @NonNull
052  private static final List<String> NAMES = ObjectUtils.notNull(
053      List.of(
054          "date-time",
055          // for backwards compatibility with original type name
056          "dateTime"));
057
058  DateTimeAdapter() {
059    super(DateTime.class);
060  }
061
062  @Override
063  public List<String> getNames() {
064    return NAMES;
065  }
066
067  @Override
068  public JsonFormatTypes getJsonRawType() {
069    return JsonFormatTypes.STRING;
070  }
071
072  @SuppressWarnings("null")
073  @Override
074  public DateTime parse(String value) {
075    try {
076      return new DateTime(ZonedDateTime.from(DateFormats.DATE_TIME_WITH_TZ.parse(value)), true); // NOPMD - readability
077    } catch (DateTimeParseException ex) {
078      try {
079        LocalDateTime dateTime = LocalDateTime.from(DateFormats.DATE_TIME_WITHOUT_TZ.parse(value));
080        return new DateTime(ZonedDateTime.of(dateTime, ZoneOffset.UTC), false);
081      } catch (DateTimeParseException ex2) {
082        IllegalArgumentException newEx = new IllegalArgumentException(ex2.getLocalizedMessage(), ex2);
083        newEx.addSuppressed(ex);
084        throw newEx; // NOPMD - it's ok
085      }
086    }
087  }
088
089  @Override
090  public String asString(Object obj) {
091    DateTime value = (DateTime) obj;
092    String retval;
093    if (value.hasTimeZone()) {
094      @SuppressWarnings("null")
095      @NonNull String formatted = DateFormats.DATE_TIME_WITH_TZ.format(value.getValue());
096      retval = formatted;
097    } else {
098      @SuppressWarnings("null")
099      @NonNull String formatted = DateFormats.DATE_TIME_WITHOUT_TZ.format(value.getValue());
100      retval = formatted;
101    }
102    return retval;
103  }
104
105  @Override
106  public Class<IDateTimeItem> getItemClass() {
107    return IDateTimeItem.class;
108  }
109
110  @Override
111  public IDateTimeItem newItem(Object value) {
112    DateTime item = toValue(value);
113    return IDateTimeItem.valueOf(item);
114  }
115
116  @Override
117  protected IDateTimeItem castInternal(@NonNull IAnyAtomicItem item) {
118    // TODO: bring up to spec
119    IDateTimeItem retval;
120    if (item instanceof IDateItem) {
121      retval = IDateTimeItem.valueOf(((IDateItem) item).asZonedDateTime());
122    } else if (item instanceof IStringItem || item instanceof IUntypedAtomicItem) {
123      retval = super.castInternal(item);
124    } else {
125      throw new InvalidValueForCastFunctionException(
126          String.format("unsupported item type '%s'", item.getClass().getName()));
127    }
128    return retval;
129  }
130
131}