1f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project/* 2f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Licensed to the Apache Software Foundation (ASF) under one or more 3f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * contributor license agreements. See the NOTICE file distributed with 4f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * this work for additional information regarding copyright ownership. 5f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * The ASF licenses this file to You under the Apache License, Version 2.0 6f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * (the "License"); you may not use this file except in compliance with 7f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * the License. You may obtain a copy of the License at 8f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 9f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 10f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 11f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 12f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 13f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * See the License for the specific language governing permissions and 15f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * limitations under the License. 16f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 17f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 18f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectpackage java.nio; 19f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 20f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project/** 21f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * ShortArrayBuffer, ReadWriteShortArrayBuffer and ReadOnlyShortArrayBuffer 22f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * compose the implementation of array based short buffers. 23f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * <p> 24f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * ReadOnlyShortArrayBuffer extends ShortArrayBuffer with all the write methods 25f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * throwing read only exception. 26f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * </p> 27f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * <p> 28f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * This class is marked final for runtime performance. 29f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * </p> 30f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 31f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 32f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectfinal class ReadOnlyShortArrayBuffer extends ShortArrayBuffer { 33f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 34f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project static ReadOnlyShortArrayBuffer copy(ShortArrayBuffer other, int markOfOther) { 35f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project ReadOnlyShortArrayBuffer buf = new ReadOnlyShortArrayBuffer(other 36f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project .capacity(), other.backingArray, other.offset); 37f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project buf.limit = other.limit(); 38f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project buf.position = other.position(); 39f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project buf.mark = markOfOther; 40f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return buf; 41f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 42f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 43f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project ReadOnlyShortArrayBuffer(int capacity, short[] backingArray, int arrayOffset) { 44f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project super(capacity, backingArray, arrayOffset); 45f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 46f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 47d2510429e70ab91a04c67d5ca39b30f354eba221Jesse Wilson @Override 48f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public ShortBuffer asReadOnlyBuffer() { 49f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return duplicate(); 50f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 51f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 52d2510429e70ab91a04c67d5ca39b30f354eba221Jesse Wilson @Override 53f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public ShortBuffer compact() { 54f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project throw new ReadOnlyBufferException(); 55f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 56f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 57d2510429e70ab91a04c67d5ca39b30f354eba221Jesse Wilson @Override 58f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public ShortBuffer duplicate() { 59f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return copy(this, mark); 60f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 61f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 62d2510429e70ab91a04c67d5ca39b30f354eba221Jesse Wilson @Override 63f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public boolean isReadOnly() { 64f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return true; 65f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 66f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 67d2510429e70ab91a04c67d5ca39b30f354eba221Jesse Wilson @Override 68f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project protected short[] protectedArray() { 69f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project throw new ReadOnlyBufferException(); 70f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 71f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 72d2510429e70ab91a04c67d5ca39b30f354eba221Jesse Wilson @Override 73f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project protected int protectedArrayOffset() { 74f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project throw new ReadOnlyBufferException(); 75f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 76f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 77d2510429e70ab91a04c67d5ca39b30f354eba221Jesse Wilson @Override 78f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project protected boolean protectedHasArray() { 79f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return false; 80f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 81d2510429e70ab91a04c67d5ca39b30f354eba221Jesse Wilson 82d2510429e70ab91a04c67d5ca39b30f354eba221Jesse Wilson @Override 83f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public ShortBuffer put(ShortBuffer buf) { 84f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project throw new ReadOnlyBufferException(); 85f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 86f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 87d2510429e70ab91a04c67d5ca39b30f354eba221Jesse Wilson @Override 88f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public ShortBuffer put(short c) { 89f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project throw new ReadOnlyBufferException(); 90f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 91f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 92d2510429e70ab91a04c67d5ca39b30f354eba221Jesse Wilson @Override 93f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public ShortBuffer put(int index, short c) { 94f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project throw new ReadOnlyBufferException(); 95f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 96f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 97d2510429e70ab91a04c67d5ca39b30f354eba221Jesse Wilson @Override 98f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public final ShortBuffer put(short[] src, int off, int len) { 99f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project throw new ReadOnlyBufferException(); 100f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 101d2510429e70ab91a04c67d5ca39b30f354eba221Jesse Wilson 102d2510429e70ab91a04c67d5ca39b30f354eba221Jesse Wilson @Override 103f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public ShortBuffer slice() { 104f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return new ReadOnlyShortArrayBuffer(remaining(), backingArray, offset 105f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project + position); 106f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 107f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 108f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project} 109