001package org.hl7.fhir.r4.model;
002
003/*-
004 * #%L
005 * org.hl7.fhir.r4
006 * %%
007 * Copyright (C) 2014 - 2019 Health Level 7
008 * %%
009 * Licensed under the Apache License, Version 2.0 (the "License");
010 * you may not use this file except in compliance with the License.
011 * You may obtain a copy of the License at
012 * 
013 *      http://www.apache.org/licenses/LICENSE-2.0
014 * 
015 * Unless required by applicable law or agreed to in writing, software
016 * distributed under the License is distributed on an "AS IS" BASIS,
017 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
018 * See the License for the specific language governing permissions and
019 * limitations under the License.
020 * #L%
021 */
022
023import java.util.Map;
024
025import org.hl7.fhir.r4.utils.FHIRPathEngine;
026
027/**
028 * This class is the base class for Profile classes - whether generated or manual
029 * 
030 * @author Grahame Grieve
031 *
032 */
033public class ProfilingWrapper {
034
035  // some discriminators require on features of external resources
036  // to do slice matching. This provides external services to match 
037  public interface IResourceResolver {
038    Resource resolve(Base context, Base resource, Base reference);
039  }
040
041  // context
042  private Base context; // bundle, if one is present and related; sole use is to pass to IResourceResolver.resolve as context
043  private Base resource; // resource that contains the wrapped object
044  protected Base wrapped; // the actual wrapped object 
045  
046  // FHIRPath engine
047  private Map<String, ExpressionNode> cache; 
048  private FHIRPathEngine engine;
049
050  public ProfilingWrapper(Base context, Base resource, Base wrapped) {
051    super();
052    this.context = context;
053    this.resource = resource;
054    this.wrapped = wrapped;
055  }
056  
057  public ProfilingWrapper(Base context, Base resource) {
058    super();
059    this.context = context;
060    this.resource = resource;
061    this.wrapped = resource;
062  }
063  
064  /**
065   * This is a convenient called for 
066   * @param object
067   * @return
068   */
069  private ProfilingWrapper wrap(Base object) {
070    ProfilingWrapper res = new ProfilingWrapper(context, resource, object);
071    res.cache = cache;
072    res.engine = engine;
073    return res;
074  }
075  
076  
077}