/*
 * Copyright 2016 Miroslav Janíček
 *
 * 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 org.classdump.luna.parser.ast;

import java.util.Objects;

public abstract class SyntaxElement {

  private final Attributes attr;

  protected SyntaxElement(Attributes attr) {
    this.attr = Objects.requireNonNull(attr);
  }

  public SourceInfo sourceInfo() {
    return attr.get(SourceInfo.class);
  }

  public int line() {
    SourceInfo si = sourceInfo();
    return si != null ? si.line() : 0;
  }

  public Attributes attributes() {
    return attr;
  }

}
