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/**
 * $Id$
 * 
 * SARL is an general-purpose agent programming language.
 * More details on http://www.sarl.io
 * 
 * Copyright (C) 2014-2024 SARL.io, the Original Authors and Main Authors
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package io.sarl.api.naming.namespace;

import io.sarl.lang.core.annotation.SarlElementType;
import io.sarl.lang.core.annotation.SarlSpecification;
import io.sarl.lang.core.annotation.SyntheticMember;
import java.lang.reflect.Field;
import java.util.ArrayList;
import org.eclipse.xtext.xbase.lib.Pure;
import org.eclipse.xtext.xbase.lib.XbaseGenerated;

/**
 * A tool that is able to determine if a field is observable or not by using a cascade of
 * other field access validators.
 * 
 * @author Stéphane Galland
 * @version api.naming 0.14.0 20241106-161408
 * @mavengroupid io.sarl.sdk
 * @mavenartifactid api.naming
 * @since 0.12
 */
@SarlSpecification("0.14")
@SarlElementType(10)
@XbaseGenerated
@SuppressWarnings("all")
public class CascadeFieldAccessValidator implements IFieldAccessValidator {
  private final ArrayList validators = new ArrayList();

  /**
   * Add a sub-validator at the end of the cascade.
   * 
   * @param validator the new validator, never {@code null}.
   */
  public boolean addValidator(final IFieldAccessValidator validator) {
    boolean _xblockexpression = false;
    {
      class $AssertEvaluator$ {
        final boolean $$result;
        $AssertEvaluator$() {
          this.$$result = (validator != null);
        }
      }
      assert new $AssertEvaluator$().$$result;
      _xblockexpression = this.validators.add(validator);
    }
    return _xblockexpression;
  }

  @Override
  @Pure
  public FieldAccessRight getFieldAccessRight(final Object fieldOwner, final Field field) {
    for (final IFieldAccessValidator subvalidator : this.validators) {
      {
        final FieldAccessRight right = subvalidator.getFieldAccessRight(fieldOwner, field);
        if (((right != null) && (right != FieldAccessRight.NONE))) {
          return right;
        }
      }
    }
    return FieldAccessRight.NONE;
  }

  @Override
  @Pure
  @SyntheticMember
  public boolean equals(final Object obj) {
    return super.equals(obj);
  }

  @Override
  @Pure
  @SyntheticMember
  public int hashCode() {
    int result = super.hashCode();
    return result;
  }

  @SyntheticMember
  public CascadeFieldAccessValidator() {
    super();
  }
}