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; 028 029import gov.nist.secauto.metaschema.databind.model.IBoundNamedInstance; 030import gov.nist.secauto.metaschema.databind.model.IClassBinding; 031 032import java.io.IOException; 033import java.util.Collection; 034 035import edu.umd.cs.findbugs.annotations.NonNull; 036 037public abstract class AbstractProblemHandler implements IProblemHandler { 038 039 @Override 040 public void handleMissingInstances( 041 IClassBinding parentDefinition, 042 Object targetObject, 043 Collection<? extends IBoundNamedInstance> unhandledInstances) throws IOException { 044 applyDefaults(targetObject, unhandledInstances); 045 } 046 047 /** 048 * A utility method for applying default values for the provided 049 * {@code unhandledInstances}. 050 * 051 * @param <TYPE> 052 * the instance Java type to handle 053 * @param targetObject 054 * the Java object to apply default values to 055 * @param unhandledInstances 056 * the collection of unhandled instances to assign default values for 057 * @throws IOException 058 * if an error occurred while determining the default value for an 059 * instance 060 */ 061 protected static <TYPE extends IBoundNamedInstance> void applyDefaults( 062 @NonNull Object targetObject, 063 @NonNull Collection<TYPE> unhandledInstances) throws IOException { 064 for (TYPE instance : unhandledInstances) { 065 Object value; 066 try { 067 value = instance.defaultValue(); 068 } catch (BindingException ex) { 069 throw new IOException(ex); 070 } 071 if (value != null) { 072 instance.setValue(targetObject, value); 073 } 074 } 075 } 076}