How to use

org.jf.dexlib2.dexbacked.reference.DexBackedMethodReference

constructor

@Override public DexBackedMethodReference get(int index) {
  if (index < 0 || index >= getMethodCount()) {
    throw new IndexOutOfBoundsException();
  }
  return new DexBackedMethodReference(DexBackedDexFile.this, index);
}

  /**
   * Calculate and return the private size of a method definition.
   *
   * Calculated as: method_idx_diff + access_flags + code_off +
   * implementation size + reference size
   *
   * @return size in bytes
   */
  public int getSize() {
    int size = 0;

    DexReader reader = dexFile.readerAt(startOffset);
    reader.readLargeUleb128(); //method_idx_diff
    reader.readSmallUleb128(); //access_flags
    reader.readSmallUleb128(); //code_off
    size += reader.getOffset() - startOffset;

    DexBackedMethodImplementation impl = getImplementation();
    if (impl != null) {
      size += impl.getSize();
    }

    DexBackedMethodReference methodRef = new DexBackedMethodReference(dexFile, methodIndex);
    size += methodRef.getSize();

    return size;
  }
}

  @Nonnull @Override public MethodReference getValue() {
    return new DexBackedMethodReference(dexFile, methodIndex);
  }
}

  @Nonnull @Override public MethodReference getValue() {
    return new DexBackedMethodReference(dexFile, MethodIndex);
  }
}

  @Nonnull @Override public MethodReference getValue() {
    return new DexBackedMethodReference(dexFile, methodIndex);
  }
}

@Override public DexBackedMethodReference get(int index) {
  if (index < 0 || index >= getMethodCount()) {
    throw new IndexOutOfBoundsException();
  }
  return new DexBackedMethodReference(DexBackedDexFile.this, index);
}

  public static Reference makeReference(@Nonnull DexBackedDexFile dexFile, int referenceType, int referenceIndex) {
    switch (referenceType) {
      case ReferenceType.STRING:
        return new DexBackedStringReference(dexFile, referenceIndex);
      case ReferenceType.TYPE:
        return new DexBackedTypeReference(dexFile, referenceIndex);
      case ReferenceType.METHOD:
        return new DexBackedMethodReference(dexFile, referenceIndex);
      case ReferenceType.FIELD:
        return new DexBackedFieldReference(dexFile, referenceIndex);
      default:
        throw new ExceptionWithContext("Invalid reference type: %d", referenceType);
    }
  }
}

  @Nonnull
  @Override
  public Reference getMemberReference() {
    int memberIndex = dexFile.readUshort(methodHandleOffset + MethodHandleItem.MEMBER_ID_OFFSET);
    switch (getMethodHandleType()) {
      case MethodHandleType.STATIC_PUT:
      case MethodHandleType.STATIC_GET:
      case MethodHandleType.INSTANCE_PUT:
      case MethodHandleType.INSTANCE_GET:
        return new DexBackedFieldReference(dexFile, memberIndex);
      case MethodHandleType.INVOKE_STATIC:
      case MethodHandleType.INVOKE_INSTANCE:
      case MethodHandleType.INVOKE_CONSTRUCTOR:
      case MethodHandleType.INVOKE_DIRECT:
      case MethodHandleType.INVOKE_INTERFACE:
        return new DexBackedMethodReference(dexFile, memberIndex);
      default:
        throw new ExceptionWithContext("Invalid method handle type: %d", getMethodHandleType());
    }
  }
}

  @Nonnull
  @Override
  public Reference getMemberReference() {
    int memberIndex = dexFile.readUshort(methodHandleOffset + MethodHandleItem.MEMBER_ID_OFFSET);
    switch (getMethodHandleType()) {
      case MethodHandleType.STATIC_PUT:
      case MethodHandleType.STATIC_GET:
      case MethodHandleType.INSTANCE_PUT:
      case MethodHandleType.INSTANCE_GET:
        return new DexBackedFieldReference(dexFile, memberIndex);
      case MethodHandleType.INVOKE_STATIC:
      case MethodHandleType.INVOKE_INSTANCE:
      case MethodHandleType.INVOKE_CONSTRUCTOR:
      case MethodHandleType.INVOKE_DIRECT:
      case MethodHandleType.INVOKE_INTERFACE:
        return new DexBackedMethodReference(dexFile, memberIndex);
      default:
        throw new ExceptionWithContext("Invalid method handle type: %d", getMethodHandleType());
    }
  }
}

  public static Reference makeReference(@Nonnull DexBackedDexFile dexFile, int referenceType, int referenceIndex) {
    switch (referenceType) {
      case ReferenceType.STRING:
        return new DexBackedStringReference(dexFile, referenceIndex);
      case ReferenceType.TYPE:
        return new DexBackedTypeReference(dexFile, referenceIndex);
      case ReferenceType.METHOD:
        return new DexBackedMethodReference(dexFile, referenceIndex);
      case ReferenceType.FIELD:
        return new DexBackedFieldReference(dexFile, referenceIndex);
      case ReferenceType.METHOD_PROTO:
        return new DexBackedMethodProtoReference(dexFile, referenceIndex);
      case ReferenceType.METHOD_HANDLE:
        return new DexBackedMethodHandleReference(dexFile, referenceIndex);
      case ReferenceType.CALL_SITE:
        return new DexBackedCallSiteReference(dexFile, referenceIndex);
      default:
        throw new ExceptionWithContext("Invalid reference type: %d", referenceType);
    }
  }
}

  public static Reference makeReference(@Nonnull DexBackedDexFile dexFile, int referenceType, int referenceIndex) {
    switch (referenceType) {
      case ReferenceType.STRING:
        return new DexBackedStringReference(dexFile, referenceIndex);
      case ReferenceType.TYPE:
        return new DexBackedTypeReference(dexFile, referenceIndex);
      case ReferenceType.METHOD:
        return new DexBackedMethodReference(dexFile, referenceIndex);
      case ReferenceType.FIELD:
        return new DexBackedFieldReference(dexFile, referenceIndex);
      case ReferenceType.METHOD_PROTO:
        return new DexBackedMethodProtoReference(dexFile, referenceIndex);
      case ReferenceType.METHOD_HANDLE:
        return new DexBackedMethodHandleReference(dexFile, referenceIndex);
      case ReferenceType.CALL_SITE:
        return new DexBackedCallSiteReference(dexFile, referenceIndex);
      default:
        throw new ExceptionWithContext("Invalid reference type: %d", referenceType);
    }
  }
}

  /**
   * Calculate and return the private size of a method definition.
   *
   * Calculated as: method_idx_diff + access_flags + code_off +
   * implementation size + reference size
   *
   * @return size in bytes
   */
  public int getSize() {
    int size = 0;

    DexReader reader = dexFile.readerAt(startOffset);
    reader.readLargeUleb128(); //method_idx_diff
    reader.readSmallUleb128(); //access_flags
    reader.readSmallUleb128(); //code_off
    size += reader.getOffset() - startOffset;

    DexBackedMethodImplementation impl = getImplementation();
    if (impl != null) {
      size += impl.getSize();
    }

    DexBackedMethodReference methodRef = new DexBackedMethodReference(dexFile, methodIndex);
    size += methodRef.getSize();

    return size;
  }
}