1f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project/* 2f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Copyright (C) 2008 The Android Open Source Project 3f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 4f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 5f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * you may not use this file except in compliance with the License. 6f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * You may obtain a copy of the License at 7f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 8f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 9f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 10f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 11f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 12f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * See the License for the specific language governing permissions and 14f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * limitations under the License. 15f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 16f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 17f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport java.nio.BufferOverflowException; 18f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport java.nio.ByteBuffer; 19f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport java.nio.ByteOrder; 20f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport java.nio.FloatBuffer; 21f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport java.nio.IntBuffer; 22f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport java.nio.ShortBuffer; 23f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 24f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectpublic class Main { 25f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public static void main(String[] args) { 26f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project intFloatTest(); 27f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project basicShortTest(); 28f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 29f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 30f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /* 31f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Create a buffer and fiddle with it. 32f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 33f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public static void basicShortTest() { 34f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project ByteBuffer directBuf = ByteBuffer.allocateDirect(64); 35f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project //ByteBuffer directBuf = ByteBuffer.allocateDirect(65); 36f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 37f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project ShortBuffer shortBuf = directBuf.asShortBuffer(); 38f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 39f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project short[] myShorts = { 40f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 1000, 1001, 1002, 1003, 1004, 1005, 1006, 1007, 41f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 1008, 1009, 1010, 1011, 1012, 1013, 1014, 1015, 42f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 1016, 1017, 1018, 1019, 1020, 1021, 1022, 1023, 43f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 1024, 1025, 1026, 1027, 1028, 1029, 1030, 1031 44f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project }; 45f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 46f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project shortBuf.position(0); 47f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project shortBuf.put(myShorts, 0, 32); // should work 48f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project shortBuf.position(0); 49f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project shortBuf.put(myShorts, 16, 16); // should work 50f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project shortBuf.put(myShorts, 16, 16); // advance to end 51f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 52f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project try { 53f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project shortBuf.put(myShorts, 0, 1); // should fail 54f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project System.err.println("ERROR: out-of-bounds put succeeded\n"); 55f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } catch (BufferOverflowException boe) { 56f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project System.out.println("Got expected buffer overflow exception"); 57f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 58f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 59f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project try { 60f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project shortBuf.position(0); 61f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project shortBuf.put(myShorts, 0, 33); // should fail 62f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project System.err.println("ERROR: out-of-bounds put succeeded\n"); 63f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } catch (IndexOutOfBoundsException ioobe) { 64f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project System.out.println("Got expected out-of-bounds exception"); 65f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 66f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 67f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project try { 68f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project shortBuf.position(16); 69f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project shortBuf.put(myShorts, 0, 17); // should fail 70f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project System.err.println("ERROR: out-of-bounds put succeeded\n"); 71f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } catch (BufferOverflowException boe) { 72f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project System.out.println("Got expected buffer overflow exception"); 73f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 74f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 75f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 76f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /* 77f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Try this with either floats or ints; ints fail with 78f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * BufferOverflowException, floats work. 79f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 80f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * From http://code.google.com/p/android/issues/detail?id=1585 . 81f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 82f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public static void intFloatTest() { 83f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project ByteBuffer direct = ByteBuffer.allocateDirect(100); 84f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project direct.order(ByteOrder.nativeOrder()); 85f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project IntBuffer int1 = direct.asIntBuffer(); 86f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project int data[] = new int[25]; 87f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project //FloatBuffer int1 = direct.asFloatBuffer(); 88f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project //float data[] = new float[25]; 89f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project int1.clear (); 90f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project int1.put (data); 91f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project int1.position (0); 92f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 93f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project int1.clear (); 94f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project int1.put (data); 95f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project int1.position (0); 96f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 97f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project} 98f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 99