1/* 2 * Copyright (C) 2012 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 17package android.os; 18 19import com.google.caliper.AfterExperiment; 20import com.google.caliper.BeforeExperiment; 21 22public class ParcelBenchmark { 23 24 private Parcel mParcel; 25 26 @BeforeExperiment 27 protected void setUp() { 28 mParcel = Parcel.obtain(); 29 } 30 31 @AfterExperiment 32 protected void tearDown() { 33 mParcel.recycle(); 34 mParcel = null; 35 } 36 37 public void timeWriteByte(int reps) { 38 final byte val = 0xF; 39 for (int i = 0; i < reps; i++) { 40 mParcel.writeByte(val); 41 } 42 } 43 44 public void timeReadByte(int reps) { 45 mParcel.setDataCapacity(reps); 46 for (int i = 0; i < reps; i++) { 47 mParcel.readByte(); 48 } 49 } 50 51 public void timeWriteInt(int reps) { 52 final int val = 0xF; 53 for (int i = 0; i < reps; i++) { 54 mParcel.writeInt(val); 55 } 56 } 57 58 public void timeReadInt(int reps) { 59 mParcel.setDataCapacity(reps << 2); 60 for (int i = 0; i < reps; i++) { 61 mParcel.readInt(); 62 } 63 } 64 65 public void timeWriteLong(int reps) { 66 final long val = 0xF; 67 for (int i = 0; i < reps; i++) { 68 mParcel.writeLong(val); 69 } 70 } 71 72 public void timeReadLong(int reps) { 73 mParcel.setDataCapacity(reps << 3); 74 for (int i = 0; i < reps; i++) { 75 mParcel.readLong(); 76 } 77 } 78} 79