1 /* 2 * Copyright (C) 2007 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.dx.cf.attrib; 18 19 import com.android.dx.rop.cst.CstString; 20 21 /** 22 * Attribute class for standards-track {@code Signature} attributes. 23 */ 24 public final class AttSignature extends BaseAttribute { 25 /** {@code non-null;} attribute name for attributes of this type */ 26 public static final String ATTRIBUTE_NAME = "Signature"; 27 28 /** {@code non-null;} the signature string */ 29 private final CstString signature; 30 31 /** 32 * Constructs an instance. 33 * 34 * @param signature {@code non-null;} the signature string 35 */ AttSignature(CstString signature)36 public AttSignature(CstString signature) { 37 super(ATTRIBUTE_NAME); 38 39 if (signature == null) { 40 throw new NullPointerException("signature == null"); 41 } 42 43 this.signature = signature; 44 } 45 46 /** {@inheritDoc} */ 47 @Override byteLength()48 public int byteLength() { 49 return 8; 50 } 51 52 /** 53 * Gets the signature string. 54 * 55 * @return {@code non-null;} the signature string 56 */ getSignature()57 public CstString getSignature() { 58 return signature; 59 } 60 } 61