/**
* Returns all the properties associated with this <code>ConnectionPoolDataSource</code>.
*
* @return Reference Object containing all the Type 4 property references.
* @throws NamingException
*/
public Reference getReference() throws NamingException {
if (t4Logger_ != null && t4Logger_.isLoggable(Level.FINE) == true) {
Object p[] = T4LoggingUtilities.makeParams(null);
t4Logger_.logp(Level.FINE, "HPT4ConnectionPoolDataSource", "getReference", "", p);
}
try {
if (getLogWriter() != null) {
LogRecord lr = new LogRecord(Level.FINE, "");
Object p[] = T4LoggingUtilities.makeParams(null);
lr.setParameters(p);
lr.setSourceClassName("HPT4ConnectionPoolDataSource");
lr.setSourceMethodName("getReference");
T4LogFormatter lf = new T4LogFormatter();
String temp = lf.format(lr);
getLogWriter().println(temp);
}
} catch (SQLException se) {
// ignore
}
Reference ref =
new Reference(
this.getClass().getName(),
"org.trafodion.jdbc.t4.HPT4ConnectionPoolDataSourceFactory",
null);
ref = addReferences(ref);
ref.add(new StringRefAddr("propertyCycle", Integer.toString(propertyCycle_)));
return ref;
}
// Private method to infer the caller's class and method names
private void inferCaller() {
needToInferCaller = false;
// Android-changed: Use VMStack.getThreadStackTrace.
StackTraceElement[] stack = VMStack.getThreadStackTrace(Thread.currentThread());
int depth = stack.length;
boolean lookingForLogger = true;
for (int ix = 0; ix < depth; ix++) {
// Calling getStackTraceElement directly prevents the VM
// from paying the cost of building the entire stack frame.
//
// Android-changed: Use value from getThreadStackTrace.
StackTraceElement frame = stack[ix];
String cname = frame.getClassName();
boolean isLoggerImpl = isLoggerImplFrame(cname);
if (lookingForLogger) {
// Skip all frames until we have found the first logger frame.
if (isLoggerImpl) {
lookingForLogger = false;
}
} else {
if (!isLoggerImpl) {
// skip reflection call
if (!cname.startsWith("java.lang.reflect.") && !cname.startsWith("sun.reflect.")) {
// We've found the relevant frame.
setSourceClassName(cname);
setSourceMethodName(frame.getMethodName());
return;
}
}
}
}
// We haven't found a suitable frame, so just punt. This is
// OK as we are only committed to making a "best effort" here.
}
/** Infer a caller, ignoring logging-related classes. */
private final void inferCallerELKI() {
needToInferCaller = false;
StackTraceElement stack[] = (new Throwable()).getStackTrace();
int ix = 0;
// skip back to the logger.
while (ix < stack.length) {
StackTraceElement frame = stack[ix];
final String cls = frame.getClassName();
if (cls.equals(START_TRACE_AT)) {
break;
}
ix++;
}
// skip further back through helper functions
while (ix < stack.length) {
StackTraceElement frame = stack[ix];
final String cls = frame.getClassName();
boolean ignore = false;
for (int i = 0; i < IGNORE_CLASSES.length; i++) {
if (cls.equals(IGNORE_CLASSES[i])) {
ignore = true;
break;
}
}
if (!ignore) {
super.setSourceClassName(frame.getClassName());
super.setSourceMethodName(frame.getMethodName());
break;
}
ix++;
}
}
/**
* Logs a debug message for {@link #getServiceProvider} method. Note: we are not required to
* insert the method name ({@code "GetServiceProvider"}) in the message because it is part of the
* informations already stored by {@link LogRecord}, and formatted by the default {@link
* java.util.logging.SimpleFormatter}.
*
* @param status {@code "ENTRY"}, {@code "RETURN"} or {@code "THROW"}, according {@link Logger}
* conventions.
* @param category The category given to the {@link #getServiceProvider} method.
* @param key The key being examined, or {@code null}.
* @param message Optional message, or {@code null} if none.
* @param type Optional class to format after the message, or {@code null}.
*/
private static void debug(
final String status,
final Class<?> category,
final Hints.Key key,
final String message,
final Class type) {
final StringBuilder buffer = new StringBuilder(status);
buffer
.append(Utilities.spaces(Math.max(1, 7 - status.length())))
.append('(')
.append(Classes.getShortName(category));
if (key != null) {
buffer.append(", ").append(key);
}
buffer.append(')');
if (message != null) {
buffer.append(": ").append(message);
}
if (type != null) {
buffer.append(' ').append(Classes.getShortName(type)).append('.');
}
final LogRecord record = new LogRecord(DEBUG_LEVEL, buffer.toString());
record.setSourceClassName(FactoryRegistry.class.getName());
record.setSourceMethodName("getServiceProvider");
record.setLoggerName(LOGGER.getName());
LOGGER.log(record);
}
/**
* Creates a pooled connection object with the properties specified.
*
* @param props properties for the Type 4 connection
* @see #HPT4ConnectionPoolDataSource()
* @link T4Properties
*/
public HPT4ConnectionPoolDataSource(Properties props) {
super(props);
if (getT4LogLevel() != Level.OFF) setupLogFileHandler();
if (t4Logger_.isLoggable(Level.FINE) == true) {
Object p[] = T4LoggingUtilities.makeParams(null, props);
t4Logger_.logp(
Level.FINE,
"HPT4ConnectionPoolDataSource",
"HPT4ConnectionPoolDataSource",
"Note, super called before this.",
p);
}
try {
if (getLogWriter() != null) {
LogRecord lr = new LogRecord(Level.FINE, "");
Object p[] = T4LoggingUtilities.makeParams(null, props);
lr.setParameters(p);
lr.setSourceClassName("HPT4ConnectionPoolDataSource");
lr.setSourceMethodName("");
T4LogFormatter lf = new T4LogFormatter();
String temp = lf.format(lr);
getLogWriter().println(temp);
}
} catch (SQLException se) {
// ignore
}
}
/** Log the specified message after all provider for a given category have been registered. */
private static void log(final String method, final StringBuilder message) {
final LogRecord record = new LogRecord(Level.CONFIG, message.toString());
record.setSourceClassName(FactoryRegistry.class.getName());
record.setSourceMethodName(method);
record.setLoggerName(LOGGER.getName());
LOGGER.log(record);
}
/**
* Log the message at the specified level with the specified exception if any.
*
* @param level The level to log at.
* @param message The message to log.
* @param e The exception, if any.
*/
private void log(Level level, String message, Exception e) {
// millis and thread are filled by the constructor
LogRecord record = new LogRecord(level, message);
record.setLoggerName(logger.getName());
record.setThrown(e);
record.setSourceClassName(logger.getName());
record.setSourceMethodName(getMethodName());
logger.log(record);
}
public void logp(
Level level, String sourceClass, String sourceMethod, String message, Throwable thrown) {
synchronized (lock) {
LogRecord rec = new LogRecord(level, message);
rec.setResourceBundle(resourceBundle);
rec.setSourceClassName(sourceClass);
rec.setSourceMethodName(sourceMethod);
rec.setThrown(thrown);
log(rec);
}
}
private void logImpl(
Level level, String sourceClass, String sourceMethod, String message, Object[] params) {
synchronized (lock) {
LogRecord rec = new LogRecord(level, message);
rec.setResourceBundle(findResourceBundle());
rec.setSourceClassName(sourceClass);
rec.setSourceMethodName(sourceMethod);
rec.setParameters(params);
log(rec);
}
}
public static void main(String[] args) {
for (int i = 1; i <= 5; i++) {
LogRecord logRecord = new LogRecord(Level.SEVERE, "This is a severe message #" + i + "!");
logRecord.setLoggerName("test app");
logRecord.setMillis(System.currentTimeMillis());
logRecord.setParameters(new Object[] {Thread.currentThread().getName()});
logRecord.setSourceClassName(HTMLFormatter.class.getName());
logRecord.setSourceMethodName("SourceMethodName");
System.out.print(new HTMLFormatter().format(logRecord));
logRecord = new LogRecord(Level.WARNING, "This is a warning message #" + i + "!");
logRecord.setLoggerName("test app");
logRecord.setMillis(System.currentTimeMillis());
logRecord.setParameters(new Object[] {Thread.currentThread().getName()});
logRecord.setSourceClassName(HTMLFormatter.class.getName());
logRecord.setSourceMethodName("SourceMethodName");
System.out.print(new HTMLFormatter().format(logRecord));
}
}
protected void logp(
Object clazz, String methodName, Throwable t, Level level, String msg, Object[] objs) {
LogRecord lr = createLogRecord(level, msg);
if (t != null) {
lr.setThrown(t);
}
if (clazz != null) {
lr.setSourceClassName(toClassName(clazz));
}
if (methodName != null) {
lr.setSourceMethodName(methodName);
}
if (objs != null) {
// serializeCheck(objs);
lr.setParameters(objs);
}
getLogger().log(lr);
}
public void logrb(
Level level,
String sourceClass,
String sourceMethod,
String bundleName,
String message,
Object[] params) {
synchronized (lock) {
LogRecord rec = new LogRecord(level, message);
rec.setResourceBundleName(bundleName);
rec.setSourceClassName(sourceClass);
rec.setSourceMethodName(sourceMethod);
rec.setParameters(params);
log(rec);
}
}
/** Invoked when a factory can't be loaded. Log a warning, but do not stop the process. */
private static void loadingFailure(
final Class<?> category, final Throwable error, final boolean showStackTrace) {
final String name = Classes.getShortName(category);
final StringBuilder cause = new StringBuilder(Classes.getShortClassName(error));
final String message = error.getLocalizedMessage();
if (message != null) {
cause.append(": ");
cause.append(message);
}
final LogRecord record =
Loggings.format(Level.WARNING, LoggingKeys.CANT_LOAD_SERVICE_$2, name, cause.toString());
if (showStackTrace) {
record.setThrown(error);
}
record.setSourceClassName(FactoryRegistry.class.getName());
record.setSourceMethodName("scanForPlugins");
record.setLoggerName(LOGGER.getName());
LOGGER.log(record);
}
/**
* Returns {@code true} if this factory is available. The default implementation returns {@code
* false} if no backing store were setup and {@link DeferredAuthorityFactory#createBackingStore}
* throws an exception.
*/
@Override
synchronized boolean isAvailable() {
try {
return getBackingStore().isAvailable();
} catch (FactoryNotFoundException exception) {
/*
* The factory is not available. This is error may be normal; it happens
* for example if no gt2-epsg-hsql.jar (or similar JAR) are found in the
* classpath, which is the case for example in GeoServer 1.3. Do not log
* any stack trace, since stack traces suggest more serious errors than
* what we really have here.
*/
} catch (FactoryException exception) {
/*
* The factory creation failed for an other reason, which may be more
* serious. Now it is time to log a warning with a stack trace.
*/
final Citation citation = getAuthority();
final Collection titles = citation.getAlternateTitles();
InternationalString title = citation.getTitle();
if (titles != null) {
for (final Iterator it = titles.iterator(); it.hasNext(); ) {
/*
* Uses the longuest title instead of the main one. In Geotools
* implementation, the alternate title may contains usefull informations
* like the EPSG database version number and the database engine.
*/
final InternationalString candidate = (InternationalString) it.next();
if (candidate.length() > title.length()) {
title = candidate;
}
}
}
final LogRecord record =
Loggings.format(Level.WARNING, LoggingKeys.UNAVAILABLE_AUTHORITY_FACTORY_$1, title);
record.setSourceClassName(getClass().getName());
record.setSourceMethodName("isAvailable");
record.setThrown(exception);
record.setLoggerName(LOGGER.getName());
LOGGER.log(record);
}
return false;
}
/**
* Returns the Property cycle property. This property is not supprted by the Type 4 driver. This
* property is ignored by the Type 4 driver.
*
* @return propertyCycle
*/
public int getPropertyCycle() {
if (t4Logger_.isLoggable(Level.FINE) == true) {
Object p[] = T4LoggingUtilities.makeParams(null);
t4Logger_.logp(Level.FINE, "HPT4ConnectionPoolDataSource", "getPropertyCycle", "", p);
}
try {
if (getLogWriter() != null) {
LogRecord lr = new LogRecord(Level.FINE, "");
Object p[] = T4LoggingUtilities.makeParams(null);
lr.setParameters(p);
lr.setSourceClassName("HPT4ConnectionPoolDataSource");
lr.setSourceMethodName("getPropertyCycle");
T4LogFormatter lf = new T4LogFormatter();
String temp = lf.format(lr);
getLogWriter().println(temp);
}
} catch (SQLException se) {
// ignore
}
return propertyCycle_;
}
/**
* Attempts to establish a physical database connection that can be used as a pooled connection.
*
* @param username Safeguard user name.
* @param password Safeguard user password.
* @return A <code>PooledConnection</code> object that is a physical connection to the NDCS server
* that this <code>HPT4ConnectionPoolDataSource</code> object represents.
* @throws SQLException If any NDCS error occurs.
*/
public PooledConnection getPooledConnection(String username, String password)
throws SQLException {
if (t4Logger_.isLoggable(Level.FINE) == true) {
Object p[] = T4LoggingUtilities.makeParams(null, username);
t4Logger_.logp(Level.FINE, "HPT4ConnectionPoolDataSource", "getPooledConnection", "", p);
}
if (getLogWriter() != null) {
LogRecord lr = new LogRecord(Level.FINE, "");
Object p[] = T4LoggingUtilities.makeParams(null, username);
lr.setParameters(p);
lr.setSourceClassName("HPT4ConnectionPoolDataSource");
lr.setSourceMethodName("getPooledConnection");
T4LogFormatter lf = new T4LogFormatter();
String temp = lf.format(lr);
getLogWriter().println(temp);
}
HPT4PooledConnection connect;
setUser(username);
setPassword(password);
return getPooledConnection();
}
/**
* Attempts to establish a physical database connection that can be used as a pooled connection.
*
* @return A <code>PooledConnection</code> object that is a physical connection to the NDCS server
* that this <code>HPT4ConnectionPoolDataSource</code> object represents.
* @throws SQLException If any NDCS error occurs.
*/
public PooledConnection getPooledConnection() throws SQLException {
if (t4Logger_.isLoggable(Level.FINE) == true) {
Object p[] = T4LoggingUtilities.makeParams(null);
t4Logger_.logp(Level.FINE, "HPT4ConnectionPoolDataSource", "getPooledConnection", "", p);
}
if (getLogWriter() != null) {
LogRecord lr = new LogRecord(Level.FINE, "");
Object p[] = T4LoggingUtilities.makeParams(null);
lr.setParameters(p);
lr.setSourceClassName("HPT4ConnectionPoolDataSource");
lr.setSourceMethodName("getPooledConnection");
T4LogFormatter lf = new T4LogFormatter();
String temp = lf.format(lr);
getLogWriter().println(temp);
}
HPT4PooledConnection connect;
Properties l_props = super.getProperties();
T4Properties l_t4props = new T4Properties(l_props);
connect = new HPT4PooledConnection(this, l_t4props);
return connect;
}
/*
* use our inferCaller implementation.
*/
@Override
public void setSourceClassName(String sourceClassName) {
super.setSourceClassName(sourceClassName);
needToInferCaller = false;
}
/**
* Implementation of {@link #unexpectedException(Logger, Class, String, Throwable)}.
*
* @param logger Where to log the error, or {@code null}.
* @param classe The fully qualified class name where the error occurred, or {@code null}.
* @param method The method where the error occurred, or {@code null}.
* @param error The error.
* @param level The logging level.
* @return {@code true} if the error has been logged, or {@code false} if the logger doesn't log
* anything at the specified level.
*/
private static boolean unexpectedException(
Logger logger, String classe, String method, final Throwable error, final Level level) {
/*
* Checks if loggable, inferring the logger from the classe name if needed.
*/
if (error == null) {
return false;
}
if (logger == null && classe != null) {
final int separator = classe.lastIndexOf('.');
final String paquet = (separator >= 1) ? classe.substring(0, separator - 1) : "";
logger = getLogger(paquet);
}
if (logger != null && !logger.isLoggable(level)) {
return false;
}
/*
* Loggeable, so complete the null argument from the stack trace if we can.
*/
if (logger == null || classe == null || method == null) {
String paquet = (logger != null) ? logger.getName() : null;
final StackTraceElement[] elements = error.getStackTrace();
for (int i = 0; i < elements.length; i++) {
/*
* Searchs for the first stack trace element with a classname matching the
* expected one. We compare preferably against the name of the class given
* in argument, or against the logger name (taken as the package name) otherwise.
*/
final StackTraceElement element = elements[i];
final String classname = element.getClassName();
if (classe != null) {
if (!classname.equals(classe)) {
continue;
}
} else if (paquet != null) {
if (!classname.startsWith(paquet)) {
continue;
}
final int length = paquet.length();
if (classname.length() > length) {
// We expect '.' but we accept also '$' or end of string.
final char separator = classname.charAt(length);
if (Character.isJavaIdentifierPart(separator)) {
continue;
}
}
}
/*
* Now that we have a stack trace element from the expected class (or any
* element if we don't know the class), make sure that we have the right method.
*/
final String methodName = element.getMethodName();
if (method != null && !methodName.equals(method)) {
continue;
}
/*
* Now computes every values that are null, and stop the loop.
*/
if (paquet == null) {
final int separator = classname.lastIndexOf('.');
paquet = (separator >= 1) ? classname.substring(0, separator - 1) : "";
logger = getLogger(paquet);
if (!logger.isLoggable(level)) {
return false;
}
}
if (classe == null) {
classe = classname;
}
if (method == null) {
method = methodName;
}
break;
}
/*
* The logger may stay null if we have been unable to find a suitable
* stack trace. Fallback on the global logger.
*
* TODO: Use GLOBAL_LOGGER_NAME constant when we will be allowed to target Java 6.
*/
if (logger == null) {
logger = getLogger("global");
if (!logger.isLoggable(level)) {
return false;
}
}
}
/*
* Now prepare the log message. If we have been unable to figure out a source class and
* method name, we will fallback on Java logging default mechanism, which may returns a
* less relevant name than our attempt to use the logger name as the package name.
*/
final StringBuilder buffer = new StringBuilder(Classes.getShortClassName(error));
final String message = error.getLocalizedMessage();
if (message != null) {
buffer.append(": ").append(message);
}
final LogRecord record = new LogRecord(level, buffer.toString());
if (classe != null) {
record.setSourceClassName(classe);
}
if (method != null) {
record.setSourceMethodName(method);
}
if (level.intValue() > 500) {
record.setThrown(error);
}
record.setLoggerName(logger.getName());
logger.log(record);
return true;
}
