public void log(String msg) {
if (SecurityUtil.isPackageProtectionEnabled()) {
doPrivileged("log", new Object[] {msg});
} else {
context.log(msg);
}
}
public void log(String message, Throwable throwable) {
if (SecurityUtil.isPackageProtectionEnabled()) {
doPrivileged(
"log", new Class[] {String.class, Throwable.class}, new Object[] {message, throwable});
} else {
context.log(message, throwable);
}
}
public void log(Exception exception, String msg) {
if (SecurityUtil.isPackageProtectionEnabled()) {
doPrivileged(
"log", new Class[] {Exception.class, String.class}, new Object[] {exception, msg});
} else {
context.log(exception, msg);
}
}
/**
* Bind the specified value with the specified context attribute name, replacing any existing
* value for that name.
*
* @param name Attribute name to be bound
* @param value New attribute value to be bound
*/
public void setAttribute(String name, Object value) {
// Name cannot be null
if (name == null)
throw new IllegalArgumentException(sm.getString("applicationContext.setAttribute.namenull"));
// Null value is the same as removeAttribute()
if (value == null) {
removeAttribute(name);
return;
}
Object oldValue = null;
boolean replaced = false;
// Add or replace the specified attribute
synchronized (attributes) {
// Check for read only attribute
if (readOnlyAttributes.containsKey(name)) return;
oldValue = attributes.get(name);
if (oldValue != null) replaced = true;
attributes.put(name, value);
}
// Notify interested application event listeners
Object listeners[] = context.getApplicationListeners();
if ((listeners == null) || (listeners.length == 0)) return;
ServletContextAttributeEvent event = null;
if (replaced)
event = new ServletContextAttributeEvent(context.getServletContext(), name, oldValue);
else event = new ServletContextAttributeEvent(context.getServletContext(), name, value);
for (int i = 0; i < listeners.length; i++) {
if (!(listeners[i] instanceof ServletContextAttributeListener)) continue;
ServletContextAttributeListener listener = (ServletContextAttributeListener) listeners[i];
try {
if (replaced) {
context.fireContainerEvent("beforeContextAttributeReplaced", listener);
listener.attributeReplaced(event);
context.fireContainerEvent("afterContextAttributeReplaced", listener);
} else {
context.fireContainerEvent("beforeContextAttributeAdded", listener);
listener.attributeAdded(event);
context.fireContainerEvent("afterContextAttributeAdded", listener);
}
} catch (Throwable t) {
if (replaced) context.fireContainerEvent("afterContextAttributeReplaced", listener);
else context.fireContainerEvent("afterContextAttributeAdded", listener);
// FIXME - should we do anything besides log these?
log(sm.getString("applicationContext.attributeEvent"), t);
}
}
}
/**
* Remove the context attribute with the specified name, if any.
*
* @param name Name of the context attribute to be removed
*/
public void removeAttribute(String name) {
Object value = null;
boolean found = false;
// Remove the specified attribute
synchronized (attributes) {
// Check for read only attribute
if (readOnlyAttributes.containsKey(name)) return;
found = attributes.containsKey(name);
if (found) {
value = attributes.get(name);
attributes.remove(name);
} else {
return;
}
}
// Notify interested application event listeners
Object listeners[] = context.getApplicationListeners();
if ((listeners == null) || (listeners.length == 0)) return;
ServletContextAttributeEvent event =
new ServletContextAttributeEvent(context.getServletContext(), name, value);
for (int i = 0; i < listeners.length; i++) {
if (!(listeners[i] instanceof ServletContextAttributeListener)) continue;
ServletContextAttributeListener listener = (ServletContextAttributeListener) listeners[i];
try {
context.fireContainerEvent("beforeContextAttributeRemoved", listener);
listener.attributeRemoved(event);
context.fireContainerEvent("afterContextAttributeRemoved", listener);
} catch (Throwable t) {
context.fireContainerEvent("afterContextAttributeRemoved", listener);
// FIXME - should we do anything besides log these?
log(sm.getString("applicationContext.attributeEvent"), t);
}
}
}
