/*
    * SPDX-FileCopyrightText: none
    * SPDX-License-Identifier: CC0-1.0
    */
   
   package gov.nist.secauto.metaschema.databind.io;
   
   import gov.nist.secauto.metaschema.core.model.IBoundObject;
   import gov.nist.secauto.metaschema.databind.model.IBoundDefinitionModelComplex;
  import gov.nist.secauto.metaschema.databind.model.IBoundProperty;
  
  import java.io.IOException;
  import java.util.Collection;
  
  import edu.umd.cs.findbugs.annotations.NonNull;
  
  public abstract class AbstractProblemHandler implements IProblemHandler {
  
    @Override
    public void handleMissingInstances(
        IBoundDefinitionModelComplex parentDefinition,
        IBoundObject targetObject,
        Collection<? extends IBoundProperty<?>> unhandledInstances) throws IOException {
      applyDefaults(targetObject, unhandledInstances);
    }
  
    /**
     * A utility method for applying default values for the provided
     * {@code unhandledInstances}.
     *
     * @param targetObject
     *          the Java object to apply default values to
     * @param unhandledInstances
     *          the collection of unhandled instances to assign default values for
     * @throws IOException
     *           if an error occurred while determining the default value for an
     *           instance
     */
    protected static void applyDefaults(
        @NonNull Object targetObject,
        @NonNull Collection<? extends IBoundProperty<?>> unhandledInstances) throws IOException {
      for (IBoundProperty<?> instance : unhandledInstances) {
        Object value = instance.getResolvedDefaultValue();
        if (value != null) {
          instance.setValue(targetObject, value);
        }
      }
    }
  }