/*
    * Portions of this software was developed by employees of the National Institute
    * of Standards and Technology (NIST), an agency of the Federal Government and is
    * being made available as a public service. Pursuant to title 17 United States
    * Code Section 105, works of NIST employees are not subject to copyright
    * protection in the United States. This software may be subject to foreign
    * copyright. Permission in the United States and in foreign countries, to the
    * extent that NIST may hold copyright, to use, copy, modify, create derivative
    * works, and distribute this software and its documentation without fee is hereby
   * granted on a non-exclusive basis, provided that this notice and disclaimer
   * of warranty appears in all copies.
   *
   * THE SOFTWARE IS PROVIDED 'AS IS' WITHOUT ANY WARRANTY OF ANY KIND, EITHER
   * EXPRESSED, IMPLIED, OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, ANY WARRANTY
   * THAT THE SOFTWARE WILL CONFORM TO SPECIFICATIONS, ANY IMPLIED WARRANTIES OF
   * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND FREEDOM FROM
   * INFRINGEMENT, AND ANY WARRANTY THAT THE DOCUMENTATION WILL CONFORM TO THE
   * SOFTWARE, OR ANY WARRANTY THAT THE SOFTWARE WILL BE ERROR FREE.  IN NO EVENT
   * SHALL NIST BE LIABLE FOR ANY DAMAGES, INCLUDING, BUT NOT LIMITED TO, DIRECT,
   * INDIRECT, SPECIAL OR CONSEQUENTIAL DAMAGES, ARISING OUT OF, RESULTING FROM,
   * OR IN ANY WAY CONNECTED WITH THIS SOFTWARE, WHETHER OR NOT BASED UPON WARRANTY,
   * CONTRACT, TORT, OR OTHERWISE, WHETHER OR NOT INJURY WAS SUSTAINED BY PERSONS OR
   * PROPERTY OR OTHERWISE, AND WHETHER OR NOT LOSS WAS SUSTAINED FROM, OR AROSE OUT
   * OF THE RESULTS OF, OR USE OF, THE SOFTWARE OR SERVICES PROVIDED HEREUNDER.
   */
  
  package gov.nist.secauto.metaschema.databind.model.info;
  
  import gov.nist.secauto.metaschema.core.datatype.IDataTypeAdapter;
  import gov.nist.secauto.metaschema.core.util.ObjectUtils;
  import gov.nist.secauto.metaschema.databind.io.BindingException;
  import gov.nist.secauto.metaschema.databind.io.json.IJsonParsingContext;
  import gov.nist.secauto.metaschema.databind.io.json.IJsonWritingContext;
  import gov.nist.secauto.metaschema.databind.io.xml.IXmlParsingContext;
  import gov.nist.secauto.metaschema.databind.io.xml.IXmlWritingContext;
  import gov.nist.secauto.metaschema.databind.model.IBoundFieldInstance;
  import gov.nist.secauto.metaschema.databind.model.IClassBinding;
  
  import java.io.IOException;
  
  import javax.xml.namespace.QName;
  import javax.xml.stream.XMLStreamException;
  import javax.xml.stream.events.StartElement;
  
  import edu.umd.cs.findbugs.annotations.NonNull;
  
  // TODO: implement can handle QName for XML parsing
  class JavaTypeAdapterDataTypeHandler implements IDataTypeHandler {
    @NonNull
    private final IBoundFieldInstance property;
  
    public JavaTypeAdapterDataTypeHandler(IBoundFieldInstance property) {
      this.property = ObjectUtils.requireNonNull(property, "property");
    }
  
    @Override
    public IDataTypeAdapter<?> getJavaTypeAdapter() {
      return property.getDefinition().getJavaTypeAdapter();
    }
  
    @Override
    public IClassBinding getClassBinding() {
      // this is always null
      return null;
    }
  
    @Override
    public boolean isUnwrappedValueAllowedInXml() {
      return getJavaTypeAdapter().isUnrappedValueAllowedInXml();
    }
  
    @Override
    public boolean isJsonKeyRequired() {
      return false;
    }
  
    @SuppressWarnings({
        "resource", // not owned
        "unchecked" })
    @Override
    public <T> T readItem(Object parentInstance, IJsonParsingContext context)
        throws IOException {
      return (T) getJavaTypeAdapter().parse(context.getReader());
    }
  
    @Override
    public Object readItem(Object parentInstance, StartElement start, IXmlParsingContext context)
        throws IOException, XMLStreamException {
      return getJavaTypeAdapter().parse(context.getReader());
    }
  
    @Override
    public void writeItem(Object item, QName currentParentName, IXmlWritingContext context)
        throws IOException, XMLStreamException {
      getJavaTypeAdapter().writeXmlValue(item, currentParentName, context.getWriter());
    }
  
    @SuppressWarnings("resource") // resource not owned
    @Override
   public void writeItem(Object targetObject, IJsonWritingContext context) throws IOException {
     getJavaTypeAdapter().writeJsonValue(ObjectUtils.requireNonNull(targetObject), context.getWriter());
   }
 
   @Override
   public Object copyItem(@NonNull Object fromItem, Object parentInstance) throws BindingException {
     return getJavaTypeAdapter().copy(fromItem);
   }
 }