/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
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*
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* and Distribution License("CDDL") (collectively, the "License"). You
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*
* When distributing the software, include this License Header Notice in each
* file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
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* as provided by Sun in the GPL Version 2 section of the License file that
* accompanied this code. If applicable, add the following below the License
* Header, with the fields enclosed by brackets [] replaced by your own
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*
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*/
/*
* BaseManager.java
*
* Created on January 15, 2002, 5:00 PM
*/
package com.sun.enterprise.instance;
import com.sun.enterprise.admin.util.MessageFormatter;
import com.sun.enterprise.deployment.util.ModuleDescriptor;
import java.io.FileNotFoundException;
import javax.enterprise.deploy.shared.ModuleType;
import com.sun.enterprise.admin.AdminContext;
import com.sun.enterprise.admin.server.core.AdminService;
import com.sun.enterprise.config.ConfigBean;
import com.sun.enterprise.config.ConfigBeansFactory;
import com.sun.enterprise.config.ConfigContext;
import com.sun.enterprise.config.ConfigException;
import com.sun.enterprise.config.ConfigFactory;
import com.sun.enterprise.config.serverbeans.Applications;
import com.sun.enterprise.config.serverbeans.ConnectorModule;
import com.sun.enterprise.config.serverbeans.DasConfig;
import com.sun.enterprise.config.serverbeans.JavaConfig;
import com.sun.enterprise.config.serverbeans.ServerBeansFactory;
import com.sun.enterprise.config.serverbeans.ServerHelper;
import com.sun.enterprise.config.serverbeans.ServerXPathHelper;
import com.sun.enterprise.deployment.Application;
import com.sun.enterprise.deployment.archivist.Archivist;
import com.sun.enterprise.deployment.archivist.ApplicationArchivist;
import com.sun.enterprise.deployment.deploy.shared.FileArchive;
import com.sun.enterprise.util.io.FileUtils;
import com.sun.enterprise.util.RelativePathResolver;
import com.sun.logging.LogDomains;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.util.*;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.xml.sax.SAXParseException;
/**
*
* @author sridatta
*/
public abstract class BaseManager {
protected volatile ConfigContext configContext;
protected volatile ConfigBean configBean;
private final DasConfig appConfig;
protected final InstanceEnvironment instanceEnvironment;
protected final boolean useBackupServerXml;
protected static final String SYSTEM_PREFIX = "system-";
protected static final String SYSTEM_ADMIN_PREFIX = "system-admin";
protected static final Logger _logger=LogDomains.getLogger(LogDomains.CORE_LOGGER);
//private static Map registeredDescriptors;
/** javac debug option */
private static final String DEBUG_OPTION = "-g";
/** javac optimize option */
private static final String OPTIMIZE_OPTION = "-O";
public BaseManager(InstanceEnvironment env, boolean useBackupServerXml)
throws ConfigException {
instanceEnvironment = env;
try {
this.useBackupServerXml = useBackupServerXml;
//_logger.log(Level.FINE,"core.serverxml_usage",((useBackupServerXml)?"back":"hot"));
String fileUrl;
if(useBackupServerXml) {
fileUrl = instanceEnvironment.getBackupConfigFilePath();
} else {
fileUrl = instanceEnvironment.getConfigFilePath();
}
if (useBackupServerXml) {
AdminService as = AdminService.getAdminService();
if (as != null) {
AdminContext ac = as.getAdminContext();
if (ac != null) {
configContext = ac.getAdminConfigContext();
}
}
}
if (configContext == null) {
configContext = ConfigFactory.createConfigContext(fileUrl);
}
configBean = ConfigBeansFactory.getConfigBeanByXPath(this.configContext,
ServerXPathHelper.XPATH_APPLICATIONS);
//RAMAKANTH
if (configBean == null) {
configBean = new Applications();
}
//ROB: config changes
// use 'appConfigTemp' so that 'appConfig' can be 'final'
DasConfig appConfigTemp =
ServerBeansFactory.getDasConfigBean(configContext);
//RAMAKANTH
//Why?? what does this mean??
if (appConfigTemp == null) {
appConfigTemp = new DasConfig();
}
appConfig = appConfigTemp;
}
catch(Exception e) {
throw new ConfigException(Localizer.getValue(ExceptionType.MISSING_SERVER_NODE), e);
}
}
/**
* @return the module type this class is managing
*/
public abstract ModuleType getModuleType();
/**
* @author bnevins
* 9-23-03 for S1AS 8.0PE
* The namespace has been flattened for 8.0
* This method is called to see if a name is registered for a different
* type of J2EE Deployable Object. Deployment Backend itself will check the
* Manager for the same type of object to see if it is a re-deploy. If that
* check is negative, it will call here to check all the other types. If a different
* type is registered with the same name, Deployment will fail the deployment
* instead of wiping out the other app/module with the same name.
* @return A String with the name of the deployable object type -- if the name is registered,
* otherwise null.
*/
public static String isRegisteredAnywhere(InstanceEnvironment ienv, String id)
{
try {
BaseManager[] mans = new BaseManager[]{
new WebModulesManager(ienv),
new EjbModulesManager(ienv),
new AppclientModulesManager(ienv),
new ConnectorModulesManager(ienv),
new AppsManager(ienv)
};
String[] errors = new String[] {"Web Module", "EJB Module", "App Client Module", "Connector Module", "Application"};
for(int i = 0; i < mans.length; i++){
if(mans[i].listIds().contains(id)) {
return errors[i];
}
}
}
catch(Exception e){
}
return null;
}
/**
* Returns a virtual application for standalone module or a fully
* initialized application object from the deployment descriptors
*
* @param modId web module id
*
* @return the deployment descriptor object for this web module
*
* @throws ConfigException if unable to load the deployment descriptor
*/
public Application getDescriptor(String modId, ClassLoader cl,
boolean validateXML) throws ConfigException {
return getDescriptor(modId, cl, getLocation(modId), validateXML);
}
/**
* Returns a virtual application for standalone module or a fully
* initialized application object from the deployment descriptors
*
* @param modId web module id
*
* @return the deployment descriptor object for this web module
*
* @throws ConfigException if unable to load the deployment descriptor
*/
public abstract Application getDescriptor(String modId, ClassLoader cl, String loc, boolean validateXML)
throws ConfigException;
/**
* This method only returns from cache. Call it only when you are
* are sure the application should be in the instance managers.
*/
public Application getDescriptor(String appID)
throws ConfigException {
return getRegisteredDescriptor(appID);
}
// START OF IASRI 4709374
/**
* Returns a boolean indicating whether or not bytecode preprocessing is
* enabled. The bytecode preprocessor is deemed to be enabled if if a
* value for bytecode-preprocessors is set in the java config.
* @throws ConfigException - enabled via server.xml
* @return - true if enabled, otherwise false.
*/
public boolean isByteCodePreprocessingEnabled()
throws ConfigException {
boolean result = false;
//ROB: config changes
JavaConfig jc = ServerBeansFactory.getJavaConfigBean(configContext);
if (jc != null) {
if (jc.getBytecodePreprocessors() != null) {
result = true;
}
}
return result;
}
/**
* Returns an array of bytecode preprocessor class name(s) as set in
* server.xml.
* @throws ConfigException
* @return - an array of preprocessor class names.
*/
public String[] getBytecodeProcessorClassNames()
throws ConfigException {
String result[] = null;
//ROB: config changes - use of domain.xml
JavaConfig jc = ServerBeansFactory.getJavaConfigBean(configContext);
if (jc != null) {
String value = jc.getBytecodePreprocessors();
_logger.log(Level.INFO,
"core.preprocessor_class_name", value);
// Split the comma delimited list of bytecode preprocessor
// class names into the result array
result = value.split(",");
}
return result;
}
// END OF IASRI 4709374
/**
* Returns true if dynamic reloading is enabled.
*
* @return true if dynamic reloading is enabled
*/
public boolean isDynamicReloadEnabled() {
//ROB: config changes
//return ((Applications)this.configBean).isDynamicReloadEnabled();
return appConfig.isDynamicReloadEnabled();
}
/**
* Returns the reload polling interval in milli-seconds.
*
* @return reload polling interval in milli-seconds
*/
public long getReloadPollIntervalInMillis() {
// pool interval from server configuration in seconds
String intv = appConfig.getDynamicReloadPollIntervalInSeconds();
long pollIntv;
try {
pollIntv = Long.parseLong(intv) * 1000;
} catch (NumberFormatException nme) {
// use the default interval
intv = appConfig.getDefaultDynamicReloadPollIntervalInSeconds();
try {
pollIntv = Long.parseLong(intv) * 1000;
} catch (NumberFormatException ne) {
// this should never happen
pollIntv = 2000l;
}
}
return pollIntv;
}
/**
* Returns the java class path for this server instance.
* It includes the "classpath-prefix" and "classpath-suffix".
* This method is called during deployment to construct the
* class loader. Deployment assumes that server class path will
* not differ between admin instance and a regular instance.
* So, only prefix and suffix are added to the class path.
*
* @return the system class path that includes only prefix & suffix
*
* @throws ConfigException if an error while reading the server.xml
*/
public List getSystemCPathPrefixNSuffix() throws ConfigException {
List classPath = new ArrayList();
// bean that represents the java configuration
JavaConfig jconfig = (JavaConfig) ConfigBeansFactory.
getConfigBeanByXPath(this.configContext,
ServerXPathHelper.XPATH_JAVACONFIG);
// add the class path prefix first
String prefix = jconfig.getClasspathPrefix();
if (prefix != null) {
StringTokenizer st = new StringTokenizer(prefix,File.pathSeparator);
while (st.hasMoreTokens()) {
classPath.add(st.nextToken());
}
}
// adds the class path suffix to the list
String suffix = jconfig.getClasspathSuffix();
if (suffix != null) {
StringTokenizer st = new StringTokenizer(suffix,File.pathSeparator);
while (st.hasMoreTokens()) {
classPath.add(st.nextToken());
}
}
return classPath;
}
/**
* Returns the system class path for this server instance.
* It includes the "classpath-prefix", "classpath" and "classpath-suffix".
*
* @return the system class path
*
* @throws ConfigException if an error while reading the server.xml
*/
public List getSystemClasspath() throws ConfigException {
if(!Boolean.getBoolean(com.sun.enterprise.server.PELaunch.USE_NEW_CLASSLOADER_PROPERTY)){
List classPath = new ArrayList();
// bean that represents the java configuration
JavaConfig jconfig = (JavaConfig) ConfigBeansFactory.
getConfigBeanByXPath(this.configContext,
ServerXPathHelper.XPATH_JAVACONFIG);
// add the class path prefix first
String prefix = jconfig.getClasspathPrefix();
if (prefix != null) {
StringTokenizer st = new StringTokenizer(prefix,File.pathSeparator);
while (st.hasMoreTokens()) {
classPath.add(st.nextToken());
}
}
// adds the server classpath to the list
String serverClasspath = jconfig.getServerClasspath();
if (serverClasspath != null) {
StringTokenizer st =
new StringTokenizer(serverClasspath,File.pathSeparator);
while (st.hasMoreTokens()) {
classPath.add(st.nextToken());
}
}
// adds the class path suffix to the list
String suffix = jconfig.getClasspathSuffix();
if (suffix != null) {
StringTokenizer st = new StringTokenizer(suffix,File.pathSeparator);
while (st.hasMoreTokens()) {
classPath.add(st.nextToken());
}
}
return classPath;
} else {
return com.sun.enterprise.server.PELaunch.getServerClasspath();
}
}
/**
* Per the platform specification, connector classes are to be availble
* to all applications, i.e. a connector deployed to target foo should
* be available to apps deployed on foo (and not target bar). In that
* case, we will need to figure out all connector module deployed to
* the target on which the application is deployed. Resolving the
* classpath accordlingly.
*
* @param resolveOnDAS Whether to resolve connector classpath or not.
* This should only be true when running on DAS.
* @param target The target on which the application is to be deployed
*/
public List getSharedClasspath(boolean resolveOnDAS, String target)
throws ConfigException {
List classpath = new ArrayList();
ConnectorModule[] mods = null;
if (resolveOnDAS && (target != null)) {
mods = ServerHelper.getAssociatedConnectorModules(
configContext, target);
} else {
mods = ((Applications)this.configBean).getConnectorModule();
}
if (mods != null) {
for (int i=0; i<mods.length; i++) {
if (resolveOnDAS) {
classpath.add(RelativePathResolver.resolvePath(
mods[i].getLocation()));
} else {
classpath.add(mods[i].getLocation());
}
}
}
return classpath;
}
/**
* Returns the rmic options for deployment.
*
* @return rmic options as of type java.lang.String
* @throws ConfigException if an error while reading server.xml
*/
public List getRmicOptions() throws ConfigException {
List rmicOptions = new ArrayList();
// bean that represents the java configuration
JavaConfig jconfig = (JavaConfig) ConfigBeansFactory.
getConfigBeanByXPath(this.configContext,
ServerXPathHelper.XPATH_JAVACONFIG);
String options = jconfig.getRmicOptions();
if (options == null) {
options = jconfig.getDefaultRmicOptions();
}
StringTokenizer st = new StringTokenizer(options, " ");
while (st.hasMoreTokens()) {
String op = (String) st.nextToken();
rmicOptions.add(op);
_logger.log(Level.FINE, "Detected Rmic option: " + op);
}
return rmicOptions;
}
/**
* Returns the javac options for deployment. The options can be anything
* except "-d", "-classpath" and "-cp".
* It tokenizes the options by blank space between them. It does
* not to detect options like "-g -g -g" since javac handles it.
*
* @return javac options as of type java.lang.String
* @throws ConfigException if an error while reading server.xml
*/
public List getJavacOptions() throws ConfigException {
List javacOptions = new ArrayList();
// bean that represents the java configuration
JavaConfig jconfig = (JavaConfig) ConfigBeansFactory.
getConfigBeanByXPath(this.configContext,
ServerXPathHelper.XPATH_JAVACONFIG);
String options = jconfig.getJavacOptions();
if (options == null) {
options = jconfig.getDefaultJavacOptions();
}
StringTokenizer st = new StringTokenizer(options, " ");
while (st.hasMoreTokens()) {
String op = (String) st.nextToken();
if ( !(op.startsWith("-d")
|| op.startsWith("-cp") || op.startsWith("-classpath")) ) {
javacOptions.add(op);
} else {
_logger.log(Level.WARNING, "core.unsupported_javac_option", op);
}
}
return javacOptions;
}
/**
* Returns true if environment class path ignore flag is turned on.
*
* @return true if environment class path ignore flag is turned on
* @throws ConfigException if an error while reading the server.xml
*/
public boolean isEnvClasspathIgnored() throws ConfigException {
// bean that represents the java configuration
JavaConfig jconfig = (JavaConfig) ConfigBeansFactory.
getConfigBeanByXPath(this.configContext,
ServerXPathHelper.XPATH_JAVACONFIG);
return jconfig.isEnvClasspathIgnored();
}
public final boolean isIASOwned(String id)
{
// WBN 2/7/2002 -- I don't think this bit of info is ever going
// to be persisted. Here is a M^2 technology way of doing it.
assert instanceEnvironment != null;
try
{
return instanceEnvironment.isIASOwned(getLocation(id));
}
catch(Exception e)
{
return false;
}
}
/**
* Refreshes config context using the given context. This method is called
* during dynamic deploy/undeploy of applications and stand alone modules.
*
* @param ctx new config context (from the event)
* @throws ConfigException if null config context or an error while
* retrieving the config bean
*/
public synchronized void refreshConfigContext(ConfigContext ctx) throws ConfigException {
this.configContext = ctx;
this.configBean = ConfigBeansFactory.
getConfigBeanByXPath(this.configContext,
ServerXPathHelper.XPATH_APPLICATIONS);
}
public synchronized void refreshConfigContext() throws ConfigException {
configContext.refresh(true);
configBean = ConfigBeansFactory.getConfigBeanByXPath(this.configContext,
ServerXPathHelper.XPATH_APPLICATIONS);
}
public InstanceEnvironment getInstanceEnvironment() {
return this.instanceEnvironment;
}
public boolean isShared(String id) throws ConfigException {
throw new UnsupportedOperationException(
Localizer.getValue(ExceptionType.UNSUPPORTED, "isShared()"));
}
public void setShared(String modId, boolean shared) throws ConfigException {
throw new UnsupportedOperationException(Localizer.getValue(
ExceptionType.UNSUPPORTED, "setShared()"));
}
public String getStubLocation(String id) {
throw new UnsupportedOperationException(Localizer.getValue(
ExceptionType.UNSUPPORTED, "getStubLocation()"));
}
public boolean isRegistered(String id) {
return isRegistered(id, this.configBean);
}
public void saveConfigContext() throws ConfigException {
if(!this.useBackupServerXml) {
throw new ConfigException(Localizer.getValue(ExceptionType.CANT_APPLY));
}
this.configContext.flush();
}
public void applyServerXmlChanges() throws ConfigException {
if(!this.useBackupServerXml) {
throw new ConfigException(Localizer.getValue(ExceptionType.CANT_APPLY));
}
this.configContext.flush();
instanceEnvironment.applyServerXmlChanges(false);
}
public void setVirtualServers(String modId, String value)
throws ConfigException {
}
/**
*override for Web Modules
*/
public String getContextRoot(String id) throws ConfigException {
throw new UnsupportedOperationException(Localizer.getValue(
ExceptionType.UNSUPPORTED, "getContextRoot()"));
}
/**
*override for Web Modules
*/
public void setContextRoot(String id, String value) throws ConfigException {
throw new UnsupportedOperationException(Localizer.getValue(
ExceptionType.UNSUPPORTED, "setContextRoot()"));
}
/**
* @return the registered descriptors map
*/
public abstract Map getRegisteredDescriptors();
/**
* register an new application descriptor in the map
*
* @param registrationName is the registration name for the descriptor
* @param descriptor the new application to register
*/
public void registerDescriptor(String registrationName, Application descriptor) {
Map map = getRegisteredDescriptors();
if (map==null) {
return;
}
map.put(registrationName, descriptor);
}
/**
* @return a registered application descriptor if exists
* @param the registration name for the application descriptor
*/
public Application getRegisteredDescriptor(String registrationName) {
Map map = getRegisteredDescriptors();
if (map==null) {
return null;
}
return (Application) map.get(registrationName);
}
/**
* @return a registered application descriptor if exists
* @param the registration name for the application descriptor
*/
public void unregisterDescriptor(String registrationName) {
Map map = getRegisteredDescriptors();
if (map==null) {
return;
}
map.remove(registrationName);
}
// Stores the application descriptor object into the application DD.
public void saveAppDescriptor(String appId, Application appDes,
String appDir, String generatedAppDir, boolean isVirtual)
throws ConfigException {
try {
if (isVirtual) {
appDes.setVirtual(true);
}
SerializedDescriptorHelper.store(appId, this, appDes);
FileArchive archive = new FileArchive();
archive.open(generatedAppDir);
FileArchive archive2 = new FileArchive();
archive2.open(appDir);
DescriptorArchivist archivist = new DescriptorArchivist();
archivist.write(appDes, archive2, archive);
// copy the additional webservice elements etc
Archivist.copyExtraElements(archive2, archive);
} catch (Throwable t) {
throw new ConfigException(
Localizer.getValue(ExceptionType.FAIL_DD_SAVE, appId), t);
}
}
// Begin EE: 4927099 - load only associated applications
/**
* Returns true if the given application is referenced by this
* server instance.
*
* @param appId application id
* @return true if the named application is used/referred by this server
*
* @throws ConfigException if an error while paring domain.xml
*/
boolean isReferenced(String appId)
{
try {
return ServerHelper.serverReferencesApplication(this.configContext,
instanceEnvironment.getName(), appId);
} catch (ConfigException ex) {
//This represents an unexpected exception. Log and return false
_logger.log(Level.WARNING, "isReferenced.unexpectedException", ex);
return false;
}
}
// End EE: 4927099 - load only associated applications
/**
* Returns the config context associated with this manager.
*
* @return config context associated with this manager
*/
public ConfigContext getConfigContext() {
return this.configContext;
}
public abstract String getLocation(String id) throws ConfigException;
public abstract void setLocation(String id, String location) throws ConfigException;
public abstract String getGeneratedXMLLocation(String id);
public abstract boolean isEnabled(String id) throws ConfigException;
public abstract void setEnable(String id, boolean enabled) throws ConfigException;
public abstract boolean isSystem(String id) throws ConfigException;
public abstract boolean isSystemAdmin(String id) throws ConfigException;
public abstract boolean isSystemPredeployed(String id)
throws ConfigException;
public abstract void setOptionalAttributes(String id, Properties optionalAttributes) throws ConfigException;
public abstract String getDescription(String id) throws ConfigException;
public abstract void setDescription(String id, String desc) throws ConfigException;
protected abstract boolean isRegistered(String id, ConfigBean bean);
public abstract void remove(String name) throws ConfigException;
public abstract List listIds() throws ConfigException;
/**
* This method is needed because we need to read persistence descriptors
* from the original app exploded dir as opposed to generated dir
* because generated XML do not contain any information about PUs.
* One way to avoid this would be to write out PU details in
* sun-application.xml, but we have not done that yet.
* @param appDir directory where application was exploded (this is not same
* as the directory where generated XML files are written).
* @param application the application object whose persistence units
* will be read. This method will read all the persistence units
* recurssively and register at appropriate level.
* @throws IOException
* @throws SAXParseException
*/
protected void readPersistenceDeploymentDescriptors(
String appDir, Application application)
throws IOException, SAXParseException {
FileArchive archive = new FileArchive();
archive.open(appDir);
try {
ApplicationArchivist.readPersistenceDeploymentDescriptorsRecursively(
archive, application);
} finally {
archive.close();
}
}
// open archive with appropriate deployment descriptor directory
// if is system predeployed app, load from original app dir
// else load from generated/xml dir
// print a warning if generated/xml dir is not there
// and load from original dir (upgrade scenario)
protected FileArchive openDDArchive(String appId, String appDir)
throws IOException, ConfigException {
FileArchive in = new FileArchive();
if (isSystemPredeployed(appId)) {
in.open(appDir);
} else {
String xmlDir = getGeneratedXMLLocation(appId);
if (FileUtils.safeIsDirectory(xmlDir)) {
in.open(xmlDir);
} else {
// log a warning message in the server log
_logger.log(Level.WARNING, "core.no_xmldir",
new Object[]{xmlDir, appDir});
in.open(appDir);
}
}
return in;
}
}
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