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// Portions Copyright [2020] [Payara Foundation and/or its affiliates]
package com.sun.enterprise.web;
import com.sun.enterprise.deployment.EnvironmentProperty;
import com.sun.enterprise.deployment.web.ContextParameter;
import com.sun.enterprise.deployment.web.EnvironmentEntry;
import com.sun.enterprise.util.Result;
import com.sun.enterprise.web.session.PersistenceType;
import org.glassfish.api.deployment.ApplicationContainer;
import org.glassfish.api.deployment.ApplicationContext;
import org.glassfish.api.deployment.DeployCommandParameters;
import org.glassfish.api.deployment.DeploymentContext;
import org.glassfish.api.deployment.UndeployCommandParameters;
import org.glassfish.internal.deployment.ExtendedDeploymentContext;
import org.glassfish.deployment.common.ApplicationConfigInfo;
import org.glassfish.deployment.common.DeploymentProperties;
import org.glassfish.web.LogFacade;
import org.glassfish.web.config.serverbeans.ContextParam;
import org.glassfish.web.config.serverbeans.EnvEntry;
import org.glassfish.web.deployment.descriptor.WebBundleDescriptorImpl;
import org.glassfish.web.deployment.runtime.SessionManager;
import org.glassfish.web.deployment.runtime.SunWebAppImpl;
import java.lang.String;
import java.lang.reflect.Method;
import java.text.MessageFormat;
import java.util.*;
import java.util.logging.Level;
import java.util.logging.Logger;
public class WebApplication implements ApplicationContainer {
private static final Logger logger = LogFacade.getLogger();
protected static final ResourceBundle rb = logger.getResourceBundle();
private final WebContainer container;
private final WebModuleConfig wmInfo;
private Set webModules = new HashSet();
private final org.glassfish.web.config.serverbeans.WebModuleConfig appConfigCustomizations;
public WebApplication(WebContainer container, WebModuleConfig config,
final ApplicationConfigInfo appConfigInfo) {
this.container = container;
this.wmInfo = config;
this.appConfigCustomizations = extractCustomizations(appConfigInfo);
}
@Override
public boolean start(ApplicationContext appContext) throws Exception {
webModules.clear();
Properties props = null;
if (appContext!=null) {
wmInfo.setAppClassLoader(appContext.getClassLoader());
if (appContext instanceof DeploymentContext) {
DeploymentContext deployContext = (DeploymentContext)appContext;
wmInfo.setDeploymentContext(deployContext);
if (isKeepState(deployContext, true)) {
props = deployContext.getAppProps();
}
}
applyApplicationConfig(appContext);
}
List> results = container.loadWebModule(
wmInfo, "null", props);
// release DeploymentContext in memory
wmInfo.setDeploymentContext(null);
if (results.isEmpty()) {
logger.log(Level.SEVERE, "webApplication.unknownError");
return false;
}
boolean isFailure = false;
StringBuilder sb = null;
for (Result result : results) {
if (result.isFailure()) {
if (sb == null) {
sb = new StringBuilder(result.exception().toString());
} else {
sb.append(result.exception().toString());
}
logger.log(Level.WARNING, result.exception().toString(),
result.exception());
isFailure = true;
} else {
webModules.add(result.result());
}
}
if (isFailure) {
webModules.clear();
throw new Exception(sb.toString());
}
if (logger.isLoggable(Level.INFO)) {
logger.log(Level.INFO, LogFacade.LOADING_APP, new Object[] {wmInfo.getDescriptor().getName(), wmInfo.getDescriptor().getContextRoot()});
}
return true;
}
@Override
public boolean stop(ApplicationContext stopContext) {
if (stopContext instanceof DeploymentContext) {
DeploymentContext deployContext = (DeploymentContext)stopContext;
Properties props = null;
boolean keepSessions = isKeepState(deployContext, false);
if (keepSessions) {
props = new Properties();
}
container.unloadWebModule(getDescriptor().getContextRoot(),
getDescriptor().getApplication().getRegistrationName(),
wmInfo.getVirtualServers(), props);
if (keepSessions) {
Properties actionReportProps = getActionReportProperties(deployContext);
// should not be null here
if (actionReportProps != null) {
actionReportProps.putAll(props);
}
}
}
stopCoherenceWeb();
return true;
}
/**
* Suspends this application on all virtual servers.
*/
@Override
public boolean suspend() {
return container.suspendWebModule(
wmInfo.getDescriptor().getContextRoot(), "null", null);
}
/**
* Resumes this application on all virtual servers.
*/
@Override
public boolean resume() throws Exception {
// WebContainer.loadWebModule(), which is called by start(),
// already checks if the web module has been suspended, and if so,
// just resumes it and returns
return start(null);
}
/**
* Returns the class loader associated with this application
*
* @return ClassLoader for this app
*/
@Override
public ClassLoader getClassLoader() {
return wmInfo.getAppClassLoader();
}
/**
* Gets a set of all the WebModule instances (one per virtual
* server deployment) of this WebApplication.
*
* For each WebModule in the returned set, the corresponding
* ServletContext may be obtained by calling WebModule#getServletContext
*/
public Set getWebModules() {
return webModules;
}
/**
* Returns the deployment descriptor associated with this application
*
* @return deployment descriptor if they exist or null if not
*/
@Override
public WebBundleDescriptorImpl getDescriptor() {
return wmInfo.getDescriptor();
}
private boolean isKeepState(DeploymentContext deployContext, boolean isDeploy) {
Boolean keepState = null;
if (isDeploy) {
DeployCommandParameters dcp = deployContext.getCommandParameters(DeployCommandParameters.class);
if (dcp != null) {
keepState = dcp.keepstate;
}
} else {
UndeployCommandParameters ucp = deployContext.getCommandParameters(UndeployCommandParameters.class);
if (ucp != null) {
keepState = ucp.keepstate;
}
}
if (keepState == null) {
String keepSessionsString = deployContext.getAppProps().getProperty(DeploymentProperties.KEEP_SESSIONS);
if (keepSessionsString != null && keepSessionsString.trim().length() > 0) {
keepState = Boolean.valueOf(keepSessionsString);
} else {
keepState = getDescriptor().getApplication().getKeepState();
}
}
return ((keepState != null) ? keepState : false);
}
/**
* Extracts the application config information for the web container
* from the saved config info. The saved config info is from the
* in-memory configuration (domain.xml) if this app was already deployed
* and is being redeployed.
*
* @param appConfigInfo
* @return
*/
private org.glassfish.web.config.serverbeans.WebModuleConfig extractCustomizations(
final ApplicationConfigInfo appConfigInfo) {
return appConfigInfo.get(trimmedModuleName(wmInfo.getName()), "web");
}
private String trimmedModuleName(String moduleName) {
final int hash = moduleName.indexOf('#');
if (hash == -1) {
return moduleName;
}
return moduleName.substring(hash + 1);
}
/**
* Applies application config customization (stored temporarily in the
* start-up context's start-up parameters) to the web app's descriptor.
* @param appContext
*/
private void applyApplicationConfig(ApplicationContext appContext) {
WebBundleDescriptorImpl descriptor = wmInfo.getDescriptor();
try {
if (appConfigCustomizations != null) {
EnvEntryCustomizer envEntryCustomizer =
new EnvEntryCustomizer(
descriptor.getEnvironmentEntrySet(),
appConfigCustomizations.getEnvEntry());
ContextParamCustomizer contextParamCustomizer =
new ContextParamCustomizer(
descriptor.getContextParametersSet(),
appConfigCustomizations.getContextParam());
envEntryCustomizer.applyCustomizations();
contextParamCustomizer.applyCustomizations();
}
} catch (ClassCastException ex) {
/*
* If the user specified an env-entry value that does not
* work with the env-entry type it can cause a class cast
* exception. Log the warning but continue working.
*/
logger.log(Level.WARNING, "", ex);
}
}
@SuppressWarnings("unchecked")
private Properties getActionReportProperties(DeploymentContext deployContext) {
if (!wmInfo.getDescriptor().getApplication().isVirtual()) {
deployContext = ((ExtendedDeploymentContext)deployContext).getParentContext();
}
return deployContext.getActionReport().getExtraProperties();
}
/*
* Convenience class for applying customizations to descriptor items.
*
* Much of the logic is the same for the different types of customizations -
* and this class abstracts all the common behavior. This may seem like
* overkill, factoring this logic out like this, but the applyCustomizations
* logic is not something we want to have two copies of.
*/
private abstract class Customizer {
protected Set descriptorItems;
protected List customizations;
private String descriptorItemName;
private Customizer(Set descriptorItems, List customizations, String descriptorItemName) {
this.descriptorItems = descriptorItems;
this.customizations = customizations;
this.descriptorItemName = descriptorItemName;
}
/**
* Indicates whether the customization says to ignore any corresponding
* descriptor entry.
* @param customization the customization
* @return true if the user wants to ignore any corresponding descriptor entry; false otherwise
*/
protected abstract boolean isIgnoreDescriptorItem(U customization);
/**
* Creates a new descriptor item using the information from the
* customization.
* @param customization the customization the gives the value(s) for the new descriptor
* @return the new descriptor item
*/
protected abstract T newDescriptorItem(U customization);
/**
* Assigns the values from the customization to the existing descriptor
* item.
* @param descriptorItem descriptor item to change
* @param customization customization containing the new values to be set in the descriptor item
*/
protected abstract void setDescriptorItemValue(T descriptorItem, U customization);
/**
* Returns the name from the descriptor item
* @param descriptorItem
* @return name from the descriptor item
*/
protected abstract String getName(T descriptorItem);
/**
* Returns the value from the descriptor item
* @param descriptorItem
* @return value from the descriptor item
*/
protected abstract String getValue(T descriptorItem);
/**
* Returns the name from the customization
* @param customization
* @return name from the customization
*/
protected abstract String getCustomizationName(U customization);
/**
* Represents the customization as a String for logging.
* @param customization
* @return
*/
protected abstract String toString(U customization);
/**
* Removes the descriptor item from the descriptor's collection
* of this type of item.
*
* @param descriptorItem the item to remove
*/
protected void removeDescriptorItem(T descriptorItem) {
descriptorItems.remove(descriptorItem);
}
/**
* Adds a new descriptor item to the descriptor's collection of
* items, basing the new one on the customization the user created.
*
* @param customization
* @return the newly-created item
*/
protected T addDescriptorItem(U customization) {
T newItem = newDescriptorItem(customization);
descriptorItems.add(newItem);
return newItem;
}
/**
* Applies the set of customizations to the descriptor's set of
* items.
*/
void applyCustomizations () {
boolean isFiner = logger.isLoggable(Level.FINER);
nextCustomization:
for (U customization : customizations) {
/*
* For each customization try to find a descriptor item with
* the same name. If there is one, either ignore the descriptor
* item (if that is what the customization specifies) or override
* the descriptor items'a value with the value from the
* customization.
*/
for (Iterator it = descriptorItems.iterator(); it.hasNext();) {
T descriptorItem = it.next();
String dItemName = getName(descriptorItem);
String customizationItemName = getCustomizationName(customization);
if (dItemName.equals(customizationItemName)) {
/*
* We found a descriptor item that matches this
* customization's name.
*/
if (isIgnoreDescriptorItem(customization)) {
/*
* The user wants to ignore this descriptor item
* so remove it from the descriptor's collection
* of items.
*/
it.remove();
if (isFiner) {
logger.log(Level.FINER,
LogFacade.IGNORE_DESCRIPTOR,
new Object[]{descriptorItemName, getName(descriptorItem)});
}
} else {
/*
* The user wants to override the setting of this
* descriptor item using the customized settings.
*/
String oldValue = getValue(descriptorItem); // for logging purposes only
try {
setDescriptorItemValue(descriptorItem, customization);
if (isFiner) {
logger.log(Level.FINER, LogFacade.OVERIDE_DESCRIPTOR,
descriptorItemName + " " +
getName(descriptorItem) + "=" +
oldValue +
" with " + toString(customization));
}
} catch (Exception e) {
logger.warning(toString(customization) + " " + e.getLocalizedMessage());
}
}
/*
* We have matched this customization with a descriptor
* item, so we can skip to the next customization.
*/
continue nextCustomization;
}
}
/*
* The customization matched no existing descriptor item, so
* add a new descriptor item.
*/
try {
T newItem = addDescriptorItem(customization);
if (isFiner) {
logger.log(Level.FINER,
LogFacade.CREATE_DESCRIPTOR,
descriptorItemName + getName(newItem) + "=" + getValue(newItem));
}
} catch (Exception e) {
logger.warning(toString(customization) + " " + e.getLocalizedMessage());
}
}
}
}
/**
* Concrete implementation of the context-parameter customizer.
*/
private class ContextParamCustomizer extends Customizer {
private ContextParamCustomizer(Set descriptorItems, List customizations) {
super(descriptorItems, customizations, "context-param"); // NOI18N
}
@Override
protected boolean isIgnoreDescriptorItem(ContextParam customization) {
return Boolean.parseBoolean(customization.getIgnoreDescriptorItem());
}
@Override
protected void setDescriptorItemValue(ContextParameter descriptorItem, ContextParam customization) {
descriptorItem.setValue(customization.getParamValue());
}
@Override
protected ContextParameter newDescriptorItem(ContextParam customization) {
ContextParameter newItem =
new EnvironmentProperty(
customization.getParamName(),
customization.getParamValue(),
"" /* description */);
return newItem;
}
@Override
protected String getName(ContextParameter descriptorItem) {
return descriptorItem.getName();
}
@Override
protected String getCustomizationName(ContextParam customization) {
return customization.getParamName();
}
@Override
protected String getValue(ContextParameter descriptorItem) {
return descriptorItem.getValue();
}
@Override
protected String toString(ContextParam customization) {
return "Context-param: name=" + customization.getParamName() + ", value=" + customization.getParamValue();
}
}
/**
* Concrete implementation for the EnvEntry customizer.
*/
private class EnvEntryCustomizer extends Customizer {
private EnvEntryCustomizer(Set descriptorItems, List customizations) {
super(descriptorItems, customizations, "env-entry"); // NOI18N
}
@Override
protected boolean isIgnoreDescriptorItem(EnvEntry customization) {
return Boolean.parseBoolean(customization.getIgnoreDescriptorItem());
}
@Override
protected void setDescriptorItemValue(EnvironmentEntry descriptorItem, EnvEntry customization) {
customization.validateValue();
descriptorItem.setValue(customization.getEnvEntryValue());
descriptorItem.setType(customization.getEnvEntryType());
}
@Override
protected EnvironmentEntry newDescriptorItem(EnvEntry customization) {
customization.validateValue();
EnvironmentEntry newItem =
new EnvironmentProperty(
customization.getEnvEntryName(),
customization.getEnvEntryValue(),
customization.getDescription(),
customization.getEnvEntryType());
/*
* Invoke setValue which records that the value has been set.
* Otherwise naming does not bind the name.
*/
newItem.setValue(customization.getEnvEntryValue());
return newItem;
}
@Override
protected String getName(EnvironmentEntry descriptorItem) {
return descriptorItem.getName();
}
@Override
protected String getCustomizationName(EnvEntry customization) {
return customization.getEnvEntryName();
}
@Override
protected String getValue(EnvironmentEntry descriptorItem) {
return descriptorItem.getValue();
}
@Override
protected String toString(EnvEntry customization) {
return "EnvEntry: name=" + customization.getEnvEntryName() +
", type=" + customization.getEnvEntryType() +
", value=" + customization.getEnvEntryValue() +
", desc=" + customization.getDescription();
}
}
private void stopCoherenceWeb() {
if (wmInfo.getDescriptor() != null &&
wmInfo.getDescriptor().getSunDescriptor() != null) {
SunWebAppImpl sunWebApp = (SunWebAppImpl) wmInfo.getDescriptor().getSunDescriptor();
if (sunWebApp.getSessionConfig() != null &&
sunWebApp.getSessionConfig().getSessionManager() != null) {
SessionManager sessionManager =
sunWebApp.getSessionConfig().getSessionManager();
String persistenceType = sessionManager.getAttributeValue(
SessionManager.PERSISTENCE_TYPE);
if (PersistenceType.COHERENCE_WEB.getType().equals(persistenceType)) {
ClassLoader cloader = wmInfo.getAppClassLoader();
try {
Class cacheFactoryClass = cloader.loadClass(
"com.tangosol.net.CacheFactory");
if (cacheFactoryClass != null) {
Method shutdownMethod = cacheFactoryClass.getMethod("shutdown");
if (shutdownMethod != null) {
shutdownMethod.invoke(null);
}
}
} catch(Exception ex) {
if (logger.isLoggable(Level.WARNING)) {
String msg = rb.getString(LogFacade.EXCEPTION_SHUTDOWN_COHERENCE_WEB);
msg = MessageFormat.format(msg, wmInfo.getDescriptor().getName());
logger.log(Level.WARNING, msg, ex);
}
}
}
}
}
}
}