| /* |
| * Copyright (C) 2016 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License |
| */ |
| |
| package benchmarks.regression; |
| |
| import com.google.caliper.Param; |
| |
| import java.nio.charset.StandardCharsets; |
| |
| public class StringToBytesBenchmark { |
| static enum StringLengths { |
| EMPTY(""), |
| L_16(makeString(16)), |
| L_64(makeString(64)), |
| L_256(makeString(256)), |
| L_512(makeString(512)); |
| |
| private final String value; |
| |
| private StringLengths(String s) { |
| this.value = s; |
| } |
| } |
| |
| private static final String makeString(int length) { |
| char[] chars = new char[length]; |
| for (int i = 0; i < length; ++i) { |
| chars[i] = (char) i; |
| } |
| return new String(chars); |
| } |
| |
| @Param StringLengths string; |
| |
| public void timeGetBytesUtf8(int nreps) { |
| for (int i = 0; i < nreps; ++i) { |
| string.value.getBytes(StandardCharsets.UTF_8); |
| } |
| } |
| |
| public void timeGetBytesIso88591(int nreps) { |
| for (int i = 0; i < nreps; ++i) { |
| string.value.getBytes(StandardCharsets.ISO_8859_1); |
| } |
| } |
| |
| public void timeGetBytesAscii(int nreps) { |
| for (int i = 0; i < nreps; ++i) { |
| string.value.getBytes(StandardCharsets.US_ASCII); |
| } |
| } |
| } |