AbstractTypeInfo.java

/*
 * 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.codegen.typeinfo;

import gov.nist.secauto.metaschema.core.util.ObjectUtils;
import gov.nist.secauto.metaschema.databind.codegen.ClassUtils;

import edu.umd.cs.findbugs.annotations.NonNull;

abstract class AbstractTypeInfo<PARENT extends IDefinitionTypeInfo> implements ITypeInfo {
  @NonNull
  private final PARENT parentDefinition;
  private String propertyName;
  private String fieldName;

  public AbstractTypeInfo(@NonNull PARENT parentDefinition) {
    this.parentDefinition = parentDefinition;
  }

  @NonNull
  public PARENT getParentDefinitionTypeInfo() {
    return parentDefinition;
  }

  /**
   * The property name of the instance, which must be unique within the class.
   *
   * @return the name
   */
  @Override
  @NonNull
  public String getPropertyName() {
    synchronized (this) {
      if (this.propertyName == null) {
        String name = ClassUtils.toPropertyName(getBaseName());
        IDefinitionTypeInfo parent = getParentDefinitionTypeInfo();

        // first check if a property already exists with the same name

        if (parent.hasPropertyWithName(name)) {
          // append an integer value to make the name unique
          String newName;
          int index = 1;
          do {
            newName = ClassUtils.toPropertyName(name + Integer.toString(index));
            index++;
          } while (parent.hasPropertyWithName(newName));
          name = newName;
        }
        this.propertyName = name;
      }
      return ObjectUtils.notNull(this.propertyName);
    }
  }

  /**
   * Gets the name of the Java field for this property item.
   *
   * @return the Java field name
   */
  @Override
  @NonNull
  public final String getJavaFieldName() {
    synchronized (this) {
      if (this.fieldName == null) {
        this.fieldName = "_" + ClassUtils.toVariableName(getPropertyName());
      }
      return ObjectUtils.notNull(this.fieldName);
    }
  }
}