com.gemstone.gemfire.internal.logging.log4j.LogWriterLoggerPerformanceTest.java Source code

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Here is the source code for com.gemstone.gemfire.internal.logging.log4j.LogWriterLoggerPerformanceTest.java

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/*
 * 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 com.gemstone.gemfire.internal.logging.log4j;

import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.PrintWriter;
import java.net.URL;

import org.apache.commons.io.FileUtils;
import org.apache.logging.log4j.Level;
import org.apache.logging.log4j.Logger;
import org.apache.logging.log4j.core.config.ConfigurationFactory;

import com.gemstone.gemfire.internal.FileUtil;
import com.gemstone.gemfire.internal.logging.LoggingPerformanceTestCase;
import com.gemstone.gemfire.internal.util.IOUtils;

public class LogWriterLoggerPerformanceTest extends LoggingPerformanceTestCase {

    protected static final int DEFAULT_LOG_FILE_SIZE_LIMIT = Integer.MAX_VALUE;
    protected static final int DEFAULT_LOG_FILE_COUNT_LIMIT = 20;

    protected static final String SYS_LOG_FILE = "gemfire-log-file";
    protected static final String SYS_LOG_FILE_SIZE_LIMIT = "gemfire-log-file-size-limit";
    protected static final String SYS_LOG_FILE_COUNT_LIMIT = "gemfire-log-file-count-limit";

    private File config = null;

    public LogWriterLoggerPerformanceTest(String name) {
        super(name);
    }

    @Override
    public void tearDown() throws Exception {
        super.tearDown();
        this.config = null; // leave this file in place for now
    }

    protected void writeConfigFile(final File file) throws FileNotFoundException {
        final PrintWriter pw = new PrintWriter(new FileOutputStream(file));
        pw.println();
        pw.close();
    }

    protected void setPropertySubstitutionValues(final String logFile, final int logFileSizeLimitMB,
            final int logFileCountLimit) {
        if (logFileSizeLimitMB < 0) {
            throw new IllegalArgumentException("logFileSizeLimitMB must be zero or positive integer");
        }
        if (logFileCountLimit < 0) {
            throw new IllegalArgumentException("logFileCountLimit must be zero or positive integer");
        }

        // flip \ to / if any exist
        final String logFileValue = logFile.replace("\\", "/");
        // append MB
        final String logFileSizeLimitMBValue = new StringBuilder(String.valueOf(logFileSizeLimitMB)).append(" MB")
                .toString();
        final String logFileCountLimitValue = new StringBuilder(String.valueOf(logFileCountLimit)).toString();

        System.setProperty(SYS_LOG_FILE, logFileValue);
        System.setProperty(SYS_LOG_FILE_SIZE_LIMIT, logFileSizeLimitMBValue);
        System.setProperty(SYS_LOG_FILE_COUNT_LIMIT, logFileCountLimitValue);
    }

    protected Logger createLogger() throws IOException {
        // create configuration with log-file and log-level
        this.configDirectory = new File(getUniqueName());
        this.configDirectory.mkdir();
        assertTrue(this.configDirectory.isDirectory() && this.configDirectory.canWrite());

        // copy the log4j2-test.xml to the configDirectory
        //final URL srcURL = getClass().getResource("/com/gemstone/gemfire/internal/logging/log4j/log4j2-test.xml");
        final URL srcURL = getClass().getResource("log4j2-test.xml");
        final File src = new File(srcURL.getFile());
        FileUtils.copyFileToDirectory(src, this.configDirectory);
        this.config = new File(this.configDirectory, "log4j2-test.xml");
        assertTrue(this.config.exists());

        this.logFile = new File(this.configDirectory, "gemfire.log");
        final String logFilePath = IOUtils.tryGetCanonicalPathElseGetAbsolutePath(logFile);
        final String logFileName = FileUtil.stripOffExtension(logFilePath);
        setPropertySubstitutionValues(logFileName, DEFAULT_LOG_FILE_SIZE_LIMIT, DEFAULT_LOG_FILE_COUNT_LIMIT);

        final String configPath = "file://" + IOUtils.tryGetCanonicalPathElseGetAbsolutePath(this.config);
        System.setProperty(ConfigurationFactory.CONFIGURATION_FILE_PROPERTY, configPath);

        final Logger logger = LogWriterLogger.create(this.getClass().getName(), false);
        return logger;
    }

    protected PerformanceLogger createPerformanceLogger() throws IOException {
        final Logger logger = createLogger();

        final PerformanceLogger perfLogger = new PerformanceLogger() {
            @Override
            public void log(String message) {
                logger.info(message);
            }

            @Override
            public boolean isEnabled() {
                return logger.isEnabled(Level.INFO);
            }
        };

        return perfLogger;
    }

    @Override
    public void testCountBasedLogging() throws Exception {
        super.testCountBasedLogging();
    }

    @Override
    public void testTimeBasedLogging() throws Exception {
        super.testTimeBasedLogging();
    }

    @Override
    public void testCountBasedIsEnabled() throws Exception {
        super.testCountBasedIsEnabled();
    }

    @Override
    public void testTimeBasedIsEnabled() throws Exception {
        super.testTimeBasedIsEnabled();
    }
}