/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.logging.log4j.message;
import org.apache.logging.log4j.Timer;
import org.junit.AfterClass;
import org.junit.Test;
/**
*
*/
public class MessageFormatsPerfTest {
private static final int LOOP_CNT = 500;
String[] array = new String[LOOP_CNT];
private static long stringTime = 0;
private static long paramTime = 0;
private static long msgFormatTime = 0;
private static long formattedTime = 0;
@AfterClass
public static void after() {
if (stringTime > paramTime) {
System.out.println(String.format("Parameterized is %1$.2f times faster than StringFormat.",
((float) stringTime / paramTime)));
} else if (stringTime < paramTime) {
System.out.println(String.format("Parameterized is %1$.2f times slower than StringFormat.",
((float) paramTime / stringTime)));
} else {
System.out.println("The speed of Parameterized and StringFormat are the same");
}
if (msgFormatTime > paramTime) {
System.out.println(String.format("Parameterized is %1$.2f times faster than MessageFormat.",
((float) msgFormatTime / paramTime)));
} else if (msgFormatTime < paramTime) {
System.out.println(String.format("Parameterized is %1$.2f times slower than MessageFormat.",
((float) paramTime / msgFormatTime)));
} else {
System.out.println("The speed of Parameterized and MessageFormat are the same");
}
if (formattedTime > paramTime) {
System.out.println(String.format("Parameterized is %1$.2f times faster than Formatted.",
((float) formattedTime / paramTime)));
} else if (formattedTime < paramTime) {
System.out.println(String.format("Parameterized is %1$.2f times slower than Formatted.",
((float) paramTime / formattedTime)));
} else {
System.out.println("The speed of Parameterized and Formatted are the same");
}
}
@Test
public void testStringPerf() {
final String testMsg = "Test message %1s %2s";
final Timer timer = new Timer("StringFormat", LOOP_CNT);
timer.start();
for (int i = 0; i < LOOP_CNT; ++i) {
final StringFormattedMessage msg = new StringFormattedMessage(testMsg, "Apache", "Log4j");
array[i] = msg.getFormattedMessage();
}
timer.stop();
stringTime = timer.getElapsedNanoTime();
System.out.println(timer.toString());
}
@Test
public void testMessageFormatPerf() {
final String testMsg = "Test message {0} {1}";
final Timer timer = new Timer("MessageFormat", LOOP_CNT);
timer.start();
for (int i = 0; i < LOOP_CNT; ++i) {
final MessageFormatMessage msg = new MessageFormatMessage(testMsg, "Apache", "Log4j");
array[i] = msg.getFormattedMessage();
}
timer.stop();
msgFormatTime = timer.getElapsedNanoTime();
System.out.println(timer.toString());
}
@Test
public void testParameterizedPerf() {
final String testMsg = "Test message {} {}";
final Timer timer = new Timer("Parameterized", LOOP_CNT);
timer.start();
for (int i = 0; i < LOOP_CNT; ++i) {
final ParameterizedMessage msg = new ParameterizedMessage(testMsg, "Apache", "Log4j");
array[i] = msg.getFormattedMessage();
}
timer.stop();
paramTime = timer.getElapsedNanoTime();
System.out.println(timer.toString());
}
@Test
public void testFormattedParameterizedPerf() {
final String testMsg = "Test message {} {}";
final Timer timer = new Timer("FormattedParameterized", LOOP_CNT);
timer.start();
for (int i = 0; i < LOOP_CNT; ++i) {
final FormattedMessage msg = new FormattedMessage(testMsg, "Apache", "Log4j");
array[i] = msg.getFormattedMessage();
}
timer.stop();
formattedTime = timer.getElapsedNanoTime();
System.out.println(timer.toString());
}
}