content: /*
   * Copyright (C) 2007 The Android Open Source Project
   *
   * 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 com.taobao.android.dx.cf.attrib;
  
  import com.taobao.android.dx.cf.code.LocalVariableList;
  import com.taobao.android.dx.util.MutabilityException;
  
  /**
   * Base attribute class for standard {@code LocalVariableTable}
   * and {@code LocalVariableTypeTable} attributes.
   */
  public abstract class BaseLocalVariables extends BaseAttribute {
      /** {@code non-null;} list of local variable entries */
      private final LocalVariableList localVariables;
  
      /**
       * Constructs an instance.
       *
       * @param name {@code non-null;} attribute name
       * @param localVariables {@code non-null;} list of local variable entries
       */
      public BaseLocalVariables(String name,
              LocalVariableList localVariables) {
          super(name);
  
          try {
              if (localVariables.isMutable()) {
                  throw new MutabilityException("localVariables.isMutable()");
              }
          } catch (NullPointerException ex) {
              // Translate the exception.
              throw new NullPointerException("localVariables == null");
          }
  
          this.localVariables = localVariables;
      }
  
      /** {@inheritDoc} */
      public final int byteLength() {
          return 8 + localVariables.size() * 10;
      }
  
      /**
       * Gets the list of "local variable" entries associated with this instance.
       *
       * @return {@code non-null;} the list
       */
      public final LocalVariableList getLocalVariables() {
          return localVariables;
      }
  }
  