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.databind.io.json;
028
029import gov.nist.secauto.metaschema.core.model.util.JsonUtil;
030import gov.nist.secauto.metaschema.databind.io.AbstractProblemHandler;
031import gov.nist.secauto.metaschema.databind.model.IClassBinding;
032
033import java.io.IOException;
034import java.util.HashSet;
035import java.util.Set;
036
037public class DefaultJsonProblemHandler
038    extends AbstractProblemHandler
039    implements IJsonProblemHandler {
040  private static final String JSON_SCHEMA_FIELD_NAME = "$schema";
041  private static final Set<String> IGNORED_FIELD_NAMES;
042
043  static {
044    IGNORED_FIELD_NAMES = new HashSet<>();
045    IGNORED_FIELD_NAMES.add(JSON_SCHEMA_FIELD_NAME);
046  }
047
048  @SuppressWarnings("resource")
049  @Override
050  public boolean handleUnknownProperty(
051      IClassBinding classBinding,
052      Object targetObject,
053      String fieldName,
054      IJsonParsingContext parsingContext) throws IOException {
055    boolean retval = false;
056    if (IGNORED_FIELD_NAMES.contains(fieldName)) {
057      JsonUtil.skipNextValue(parsingContext.getReader());
058      retval = true;
059    }
060    return retval;
061  }
062}