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.rop.cst.ConstantPool;
  import com.taobao.android.dx.util.ByteArray;
  
  /**
   * Raw attribute, for holding onto attributes that are unrecognized.
   */
  public final class RawAttribute extends BaseAttribute {
      /** {@code non-null;} attribute data */
      private final ByteArray data;
  
      /**
       * {@code null-ok;} constant pool to use for resolution of cpis in {@link
       * #data}
       */
      private final ConstantPool pool;
  
      /**
       * Constructs an instance.
       *
       * @param name {@code non-null;} attribute name
       * @param data {@code non-null;} attribute data
       * @param pool {@code null-ok;} constant pool to use for cpi resolution
       */
      public RawAttribute(String name, ByteArray data, ConstantPool pool) {
          super(name);
  
          if (data == null) {
              throw new NullPointerException("data == null");
          }
  
          this.data = data;
          this.pool = pool;
      }
  
      /**
       * Constructs an instance from a sub-array of a {@link ByteArray}.
       *
       * @param name {@code non-null;} attribute name
       * @param data {@code non-null;} array containing the attribute data
       * @param offset offset in {@code data} to the attribute data
       * @param length length of the attribute data, in bytes
       * @param pool {@code null-ok;} constant pool to use for cpi resolution
       */
      public RawAttribute(String name, ByteArray data, int offset,
                          int length, ConstantPool pool) {
          this(name, data.slice(offset, offset + length), pool);
      }
  
      /**
       * Get the raw data of the attribute.
       *
       * @return {@code non-null;} the data
       */
      public ByteArray getData() {
          return data;
      }
  
      /** {@inheritDoc} */
      public int byteLength() {
          return data.size() + 6;
      }
  
      /**
       * Gets the constant pool to use for cpi resolution, if any. It
       * presumably came from the class file that this attribute came
       * from.
       *
       * @return {@code null-ok;} the constant pool
       */
      public ConstantPool getPool() {
          return pool;
      }
  }
  