1 /* 2 * Copyright 2017 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 package org.conscrypt; 17 18 import java.nio.ByteBuffer; 19 import javax.net.ssl.SSLEngine; 20 21 /** 22 * Enumeration that provides allocation of direct or heap buffers. 23 */ 24 @SuppressWarnings("unused") 25 public enum BufferType { 26 HEAP { 27 @Override 28 ByteBuffer newBuffer(int size) { 29 return ByteBuffer.allocate(size); 30 } 31 }, 32 DIRECT { 33 @Override 34 ByteBuffer newBuffer(int size) { 35 return ByteBuffer.allocateDirect(size); 36 } 37 }; 38 39 abstract ByteBuffer newBuffer(int size); 40 41 ByteBuffer newApplicationBuffer(SSLEngine engine) { 42 return newBuffer(engine.getSession().getApplicationBufferSize()); 43 } 44 45 ByteBuffer newPacketBuffer(SSLEngine engine) { 46 return newBuffer(engine.getSession().getPacketBufferSize()); 47 } 48 } 49
