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// Portions Copyright [2018-2021] [Payara Foundation and/or its affiliates]
package com.sun.jaspic.services;
import java.util.concurrent.locks.Lock;
import java.util.concurrent.locks.ReadWriteLock;
import java.util.concurrent.locks.ReentrantReadWriteLock;
import jakarta.security.auth.message.config.RegistrationListener;
// Adding package private class because specializing the listener implementation class would
// make the Payara JASPIC (JSR 196) implementation non-replaceable.
//
// This class would hold a RegistrationListener within.
public class AuthConfigRegistrationWrapper {
private String layer;
private String applicationContextId;
private String jaspicProviderRegistrationId;
private boolean enabled;
private ConfigData data;
private Lock wLock;
private ReadWriteLock rwLock;
private AuthConfigRegistrationListener listener;
private int referenceCount = 1;
private RegistrationWrapperRemover removerDelegate;
public AuthConfigRegistrationWrapper(String layer, String applicationContextId, RegistrationWrapperRemover removerDelegate) {
this.layer = layer;
this.applicationContextId = applicationContextId;
this.removerDelegate = removerDelegate;
this.rwLock = new ReentrantReadWriteLock(true);
this.wLock = rwLock.writeLock();
enabled = JaspicServices.factory != null;
listener = new AuthConfigRegistrationListener(layer, applicationContextId);
}
public AuthConfigRegistrationListener getListener() {
return listener;
}
public void setListener(AuthConfigRegistrationListener listener) {
this.listener = listener;
}
public void disable() {
this.wLock.lock();
try {
setEnabled(false);
} finally {
this.wLock.unlock();
data = null;
}
if (JaspicServices.factory != null) {
JaspicServices.factory.detachListener(this.listener, layer, applicationContextId);
if (getJaspicProviderRegistrationId() != null) {
JaspicServices.factory.removeRegistration(getJaspicProviderRegistrationId());
}
}
}
// Detach the listener, but don't remove-registration
public void disableWithRefCount() {
if (referenceCount <= 1) {
disable();
if (removerDelegate != null) {
removerDelegate.removeListener(this);
}
} else {
try {
this.wLock.lock();
referenceCount--;
} finally {
this.wLock.unlock();
}
}
}
public void incrementReference() {
try {
this.wLock.lock();
referenceCount++;
} finally {
this.wLock.unlock();
}
}
public boolean isEnabled() {
return enabled;
}
public void setEnabled(boolean enabled) {
this.enabled = enabled;
}
public String getJaspicProviderRegistrationId() {
return this.jaspicProviderRegistrationId;
}
public void setRegistrationId(String jaspicProviderRegistrationId) {
this.jaspicProviderRegistrationId = jaspicProviderRegistrationId;
}
public ConfigData getConfigData() {
return data;
}
public void setConfigData(ConfigData data) {
this.data = data;
}
public class AuthConfigRegistrationListener implements RegistrationListener {
private String layer;
private String appCtxt;
public AuthConfigRegistrationListener(String layer, String appCtxt) {
this.layer = layer;
this.appCtxt = appCtxt;
}
@Override
public void notify(String layer, String appContext) {
if (this.layer.equals(layer)
&& ((this.appCtxt == null && appContext == null) || (appContext != null && appContext.equals(this.appCtxt)))) {
try {
wLock.lock();
data = null;
} finally {
wLock.unlock();
}
}
}
}
}