1 // Copyright 2023 Google LLC 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 // 15 //////////////////////////////////////////////////////////////////////////////// 16 17 package com.google.crypto.tink.streamingaead; 18 19 import com.google.crypto.tink.Key; 20 import javax.annotation.Nullable; 21 22 /** Represents functions to encrypt and decrypt data using a StreamingAead. */ 23 public abstract class StreamingAeadKey extends Key { 24 @Override 25 @Nullable getIdRequirementOrNull()26 public final Integer getIdRequirementOrNull() { 27 return null; 28 } 29 30 @Override getParameters()31 public abstract StreamingAeadParameters getParameters(); 32 } 33