gov.nist.secauto.metaschema.model.testing.DynamicBindingContext Maven / Gradle / Ivy

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/*
 * 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.model.testing;

import gov.nist.secauto.metaschema.binding.DefaultBindingContext;
import gov.nist.secauto.metaschema.binding.IBindingMatcher;
import gov.nist.secauto.metaschema.binding.model.IAssemblyClassBinding;
import gov.nist.secauto.metaschema.codegen.IProduction;
import gov.nist.secauto.metaschema.model.common.IAssemblyDefinition;
import gov.nist.secauto.metaschema.model.common.INamedModelDefinition;
import gov.nist.secauto.metaschema.model.common.util.ObjectUtils;

import org.jetbrains.annotations.NotNull;

import javax.xml.namespace.QName;

public class DynamicBindingContext
    extends DefaultBindingContext {

  public DynamicBindingContext(@NotNull IProduction production, ClassLoader classLoader) {
    production.getDefinitionProductionsAsStream()
        .filter(definitionProduction -> {
          boolean retval = false;
          INamedModelDefinition definition = definitionProduction.getDefinition();
          if (definition instanceof IAssemblyDefinition) {
            IAssemblyDefinition assembly = (IAssemblyDefinition) definition;
            if (assembly.isRoot()) {
              retval = true;
            }
          }
          return retval;
        }).map(definitionProduction -> {
          IAssemblyDefinition definition = (IAssemblyDefinition) definitionProduction.getDefinition();
          try {
            @SuppressWarnings("unchecked")
            Class clazz = ObjectUtils.notNull((Class) classLoader
                .loadClass(definitionProduction.getGeneratedClass().getClassName().reflectionName()));
            return new DynamicBindingMatcher(definition, clazz);
          } catch (ClassNotFoundException ex) {
            throw new IllegalStateException(ex);
          }
        }).forEachOrdered(matcher -> registerBindingMatcher(matcher));
  }

  private static class DynamicBindingMatcher implements IBindingMatcher {
    private final IAssemblyDefinition definition;
    private final Class clazz;

    public DynamicBindingMatcher(@NotNull IAssemblyDefinition definition, @NotNull Class clazz) {
      this.definition = definition;
      this.clazz = clazz;
    }

    protected IAssemblyDefinition getDefinition() {
      return definition;
    }

    protected Class getClazz() {
      return clazz;
    }

    @SuppressWarnings("null")
    @NotNull
    protected QName getRootQName() {
      return getDefinition().getRootXmlQName();
    }

    @SuppressWarnings("null")
    @NotNull
    protected String getRootJsonName() {
      return getDefinition().getRootJsonName();
    }

    @Override
    public Class getBoundClassForXmlQName(QName rootQName) {
      return getRootQName().equals(rootQName) ? getClazz() : null;
    }

    @Override
    public Class getBoundClassForJsonName(String rootName) {
      return getRootJsonName().equals(rootName) ? getClazz() : null;
    }

  }
}