org.apache.openejb.util.Log4jLogStreamFactory Maven / Gradle / Ivy
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* http://www.apache.org/licenses/LICENSE-2.0
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package org.apache.openejb.util;
import org.apache.log4j.ConsoleAppender;
import org.apache.log4j.PropertyConfigurator;
import org.apache.log4j.SimpleLayout;
import org.apache.openejb.cdi.logging.Log4jLoggerFactory;
import org.apache.openejb.loader.FileUtils;
import org.apache.openejb.loader.IO;
import org.apache.openejb.loader.SystemInstance;
import java.io.File;
import java.io.IOException;
import java.io.OutputStream;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Properties;
import java.util.logging.Logger;
public class Log4jLogStreamFactory implements LogStreamFactory {
private static final String LOGGING_PROPERTIES_FILE = "logging.properties";
private static final String STANDALONE_PROPERTIES_FILE = "log4j.standalone.";
private static final String EMBEDDED_PROPERTIES_FILE = "log4j.embedded.logging.properties";
@Override
public LogStream createLogStream(final LogCategory logCategory) {
return new Log4jLogStream(logCategory);
}
public Log4jLogStreamFactory() {
try {
final boolean externalLogging = SystemInstance.get().getOptions().get("openejb.logger.external", false);
if (!externalLogging) configureInternal();
} catch (Exception e) {
// The fall back here is that if log4j.configuration system property is set, then that configuration file will be used.
e.printStackTrace();
}
System.setProperty("openwebbeans.logging.factory", "org.apache.openejb.cdi.logging.Log4jLoggerFactory");
}
private void configureInternal() throws IOException {
// OpenJPA should use Log4j also
System.setProperty("openjpa.Log", "log4j");
System.setProperty("org.apache.cxf.Logger", "org.apache.cxf.common.logging.Log4jLogger");
final boolean embedded = SystemInstance.get().getOptions().get("openejb.logging.embedded", false);
File confDir = SystemInstance.get().getConf(null);
if (confDir == null) {
confDir = SystemInstance.get().getBase().getDirectory("conf");
}
//Use the old file name first
File loggingPropertiesFile = new File(confDir, LOGGING_PROPERTIES_FILE);
if ((!embedded && confDir.exists()) || (embedded && loggingPropertiesFile.exists())) {
if (!loggingPropertiesFile.exists()) {
//Use the new file name
loggingPropertiesFile = new File(confDir, STANDALONE_PROPERTIES_FILE + LOGGING_PROPERTIES_FILE);
}
if (loggingPropertiesFile.exists()) {
// load logging.properties file
final Properties properties = IO.readProperties(loggingPropertiesFile);
applyOverrides(properties);
preprocessProperties(properties);
PropertyConfigurator.configure(properties);
} else {
// install our logging.properties file into the conf dir
installLoggingPropertiesFile(loggingPropertiesFile);
}
} else {
// Embedded and no logging.properties so configure log4j directly
configureEmbedded();
}
}
private static void applyOverrides(final Properties properties) {
final Properties system = SystemInstance.get().getProperties();
for (final Map.Entry entry : system.entrySet()) {
final String key = entry.getKey().toString();
if (key.startsWith("log4j.") && !key.equals("log4j.configuration")) {
properties.put(key, entry.getValue());
}
}
}
private void preprocessProperties(final Properties properties) {
final FileUtils base = SystemInstance.get().getBase();
final File confDir = SystemInstance.get().getConf(null);
final File baseDir = base.getDirectory();
final File userDir = new File("foo").getParentFile();
final File[] paths = {confDir, baseDir, userDir};
final List missing = new ArrayList();
for (final Map.Entry entry : properties.entrySet()) {
final String key = (String) entry.getKey();
final String value = (String) entry.getValue();
if (key.endsWith(".File")) {
boolean found = false;
for (int i = 0; i < paths.length && !found; i++) {
final File path = paths[i];
final File logfile = new File(path, value);
if (logfile.getParentFile().exists()) {
properties.setProperty(key, logfile.getAbsolutePath());
found = true;
}
}
if (!found) {
final File logfile = new File(paths[0], value);
missing.add(logfile);
}
}
}
if (missing.size() > 0) {
final org.apache.log4j.Logger logger = getFallabckLogger();
logger.error("Logging may not operate as expected. The directories for the following files do not exist so no file can be created. See the list below.");
for (int i = 0; i < missing.size(); i++) {
final File file = missing.get(i);
logger.error("[" + i + "] " + file.getAbsolutePath());
}
}
}
private org.apache.log4j.Logger getFallabckLogger() {
final org.apache.log4j.Logger logger = org.apache.log4j.Logger.getLogger("OpenEJB.logging");
final SimpleLayout simpleLayout = new SimpleLayout();
final ConsoleAppender newAppender = new ConsoleAppender(simpleLayout);
logger.addAppender(newAppender);
return logger;
}
private void configureEmbedded() {
final URL resource = ConfUtils.getResource(EMBEDDED_PROPERTIES_FILE);
if (resource == null) {
System.err.println("FATAL ERROR WHILE CONFIGURING LOGGING!!!. MISSING embedded.logging.properties FILE ");
} else {
final Properties properties = asProperies(resource);
applyOverrides(properties);
PropertyConfigurator.configure(properties);
// TODO Has to be a better way to set the log level
final Logger logger = Logger.getLogger("org.apache");
final Logger parent = logger.getParent();
parent.setLevel(java.util.logging.Level.WARNING);
}
}
private static Properties asProperies(final URL resource) {
final Properties properties = new Properties();
try {
IO.readProperties(resource, properties);
} catch (Throwable e) {
//Ignore
}
return properties;
}
private void installLoggingPropertiesFile(final File loggingPropertiesFile) throws IOException {
final String name = STANDALONE_PROPERTIES_FILE + LOGGING_PROPERTIES_FILE;
final URL resource = Thread.currentThread().getContextClassLoader().getResource(name);
if (resource == null) {
System.err.println("FATAL ERROR WHILE CONFIGURING LOGGING!!!. MISSING RESOURCE " + name);
return;
}
final Properties props = IO.readProperties(resource);
preprocessProperties(props);
final OutputStream out = IO.write(loggingPropertiesFile);
try {
props.store(out, "OpenEJB Default Log4j Configuration");
} finally {
IO.close(out);
}
PropertyConfigurator.configure(props);
}
}
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