/*
* Copyright (c) 1998-2011 Caucho Technology -- all rights reserved
*
* This file is part of Resin(R) Open Source
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Resin Open Source is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Resin Open Source is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Resin Open Source; if not, write to the
*
* Free Software Foundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Scott Ferguson
*/
package com.caucho.server.dispatch;
import java.lang.reflect.Constructor;
import java.lang.reflect.Modifier;
import java.security.Principal;
import java.util.Collection;
import java.util.Collections;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Hashtable;
import java.util.LinkedHashSet;
import java.util.Map;
import java.util.Set;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.annotation.PostConstruct;
import javax.enterprise.inject.InjectionException;
import javax.enterprise.inject.spi.Bean;
import javax.enterprise.inject.spi.InjectionTarget;
import javax.naming.NamingException;
import javax.servlet.FilterChain;
import javax.servlet.MultipartConfigElement;
import javax.servlet.Servlet;
import javax.servlet.ServletConfig;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.ServletRegistration;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.ServletSecurityElement;
import javax.servlet.SingleThreadModel;
import javax.servlet.UnavailableException;
import javax.servlet.annotation.MultipartConfig;
import com.caucho.config.Config;
import com.caucho.config.ConfigException;
import com.caucho.config.Configurable;
import com.caucho.config.LineConfigException;
import com.caucho.config.annotation.DisableConfig;
import com.caucho.config.inject.BeanBuilder;
import com.caucho.config.inject.CreationalContextImpl;
import com.caucho.config.inject.InjectManager;
import com.caucho.config.inject.ManagedBeanImpl;
import com.caucho.config.inject.OwnerCreationalContext;
import com.caucho.config.program.ConfigProgram;
import com.caucho.config.program.ContainerProgram;
import com.caucho.config.types.CronType;
import com.caucho.config.types.InitParam;
import com.caucho.jmx.Jmx;
import com.caucho.jsp.Page;
import com.caucho.jsp.QServlet;
import com.caucho.naming.Jndi;
import com.caucho.remote.server.ProtocolServletFactory;
import com.caucho.security.BasicPrincipal;
import com.caucho.server.http.StubServletRequest;
import com.caucho.server.http.StubServletResponse;
import com.caucho.server.webapp.WebApp;
import com.caucho.servlet.comet.CometServlet;
import com.caucho.util.Alarm;
import com.caucho.util.AlarmListener;
import com.caucho.util.CompileException;
import com.caucho.util.L10N;
/**
* Configuration for a servlet.
*/
public class ServletConfigImpl
implements ServletConfig, ServletRegistration.Dynamic, AlarmListener
{
public enum FRAGMENT_MODE {IN_FRAGMENT, IN_WEBXML};
static L10N L = new L10N(ServletConfigImpl.class);
protected static final Logger log
= Logger.getLogger(ServletConfigImpl.class.getName());
private String _location;
private String _jndiName;
private String _var;
private String _servletName;
private String _servletNameDefault;
private String _servletClassName;
private Class<?> _servletClass;
private Bean _bean;
private String _jspFile;
private String _displayName;
private int _loadOnStartup = Integer.MIN_VALUE;
private boolean _asyncSupported;
private Servlet _singletonServlet;
private boolean _allowEL = true;
private HashMap<String,String> _initParams = new HashMap<String,String>();
// used for params defined prior to applying fragments.
private Set<String> _paramNames = new HashSet<String>();
private HashMap<String,String> _roleMap;
private ContainerProgram _init;
private RunAt _runAt;
private CronType _cron;
private MultipartConfigElement _multipartConfigElement;
private ServletProtocolConfig _protocolConfig;
private ProtocolServletFactory _protocolFactory;
private Alarm _alarm;
private InjectionTarget _comp;
private WebApp _webApp;
private ServletContext _servletContext;
private ServletManager _servletManager;
private ServletMapper _servletMapper;
private ServletException _initException;
private long _nextInitTime;
private Object _servlet;
private FilterChain _servletChain;
private Principal _runAs;
private FRAGMENT_MODE _fragmentMode = FRAGMENT_MODE.IN_WEBXML;
/**
* Creates a new servlet configuration object.
*/
public ServletConfigImpl()
{
}
public ServletConfigImpl(FRAGMENT_MODE fragmentMode)
{
_fragmentMode = fragmentMode;
}
/**
* Sets the config location.
*/
public void setConfigUriLocation(String location, int line)
{
_location = location + ":" + line + ": ";
}
/**
* Sets the id attribute
*/
public void setId(String id)
{
}
/**
* Sets the servlet name.
*/
public void setServletName(String name)
{
_servletName = name;
}
/**
* Gets the servlet name.
*/
public String getServletName()
{
return _servletName;
}
public String getName()
{
return _servletName;
}
public ServletConfigImpl createRegexpConfig(String servletName)
throws ServletException
{
ServletConfigImpl config = new ServletConfigImpl();
config.setServletName(servletName);
config.setServletClass(servletName);
config.init();
return config;
}
public String getClassName()
{
return _servletClassName;
}
public boolean setInitParameter(String name, String value)
{
if (! _webApp.isInitializing())
throw new IllegalStateException();
if (_initParams.containsKey(name))
return false;
_initParams.put(name, value);
return true;
}
public Set<String> setServletSecurity(ServletSecurityElement securityElement)
{
_servletManager.addSecurityElement(getServletClass(), securityElement);
return new HashSet<String>();
}
public ServletSecurityElement getSecurityElement()
{
// server/10ds - servlets are allowed to be lazy loaded. It's not an
// error in this case for a class not found.
try {
return _servletManager.getSecurityElement(getServletClass());
} catch (Exception e) {
log.log(Level.FINER, e.toString(), e);
return null;
}
}
public MultipartConfigImpl createMultipartConfig()
{
return new MultipartConfigImpl();
}
@Override
public void setMultipartConfig(MultipartConfigElement multipartConfig)
{
if (multipartConfig == null)
throw new IllegalArgumentException();
if (! _webApp.isInitializing())
throw new IllegalStateException(L.l("setMultipartConfig must be called during initialization."));
_multipartConfigElement = multipartConfig;
}
public MultipartConfigElement getMultipartConfig()
{
if (_multipartConfigElement == null) {
Class<?> servletClass = null;
try {
servletClass = getServletClass();
} catch (Exception e) {
log.log(Level.FINER, e.toString(), e);
}
if (servletClass != null) {
MultipartConfig config
= (MultipartConfig) servletClass.getAnnotation(MultipartConfig.class);
if (config != null)
_multipartConfigElement = new MultipartConfigElement(config);
}
}
return _multipartConfigElement;
}
/**
* Maps or exists if any of the patterns in urlPatterns already map to a
* different servlet
* @param urlPatterns
* @return a Set of patterns previously mapped to a different servlet
*/
public Set<String> addMapping(String... urlPatterns)
{
if (! _webApp.isInitializing())
throw new IllegalStateException();
try {
Set<String> result = new HashSet<String>();
for (String urlPattern : urlPatterns) {
String servletName = _servletMapper.getServletName(urlPattern);
if (! _servletName.equals(servletName) && servletName != null)
result.add(urlPattern);
}
if (result.size() > 0)
return result;
ServletMapping mapping = _webApp.createServletMapping();
mapping.setIfAbsent(true);
mapping.setServletName(getServletName());
for (String urlPattern : urlPatterns) {
mapping.addURLPattern(urlPattern);
}
_webApp.addServletMapping(mapping);
return Collections.unmodifiableSet(result);
}
catch (ServletException e) {
throw new RuntimeException(e.getMessage(), e);
}
}
@Override
public Collection<String> getMappings()
{
Set<String> patterns = _servletMapper.getUrlPatterns(_servletName);
if (patterns != null)
return Collections.unmodifiableSet(new LinkedHashSet<String>(patterns));
else
return new LinkedHashSet<String>();
}
@Override
public Set<String> setInitParameters(Map<String, String> initParameters)
{
if (! _webApp.isInitializing())
throw new IllegalStateException();
Set<String> conflicting = new HashSet<String>();
for (Map.Entry<String, String> param : initParameters.entrySet()) {
if (_initParams.containsKey(param.getKey()))
conflicting.add(param.getKey());
else
_initParams.put(param.getKey(), param.getValue());
}
return Collections.unmodifiableSet(conflicting);
}
public Map<String, String> getInitParameters()
{
return _initParams;
}
public void setAsyncSupported(boolean asyncSupported)
{
if (_webApp != null && ! _webApp.isInitializing())
throw new IllegalStateException();
_asyncSupported = asyncSupported;
}
public boolean isAsyncSupported()
{
return _asyncSupported;
}
/**
* Sets the servlet name default when not specified
*/
public void setServletNameDefault(String name)
{
_servletNameDefault = name;
}
/**
* Gets the servlet name default.
*/
public String getServletNameDefault()
{
return _servletNameDefault;
}
/**
* Gets the servlet name.
*/
public String getServletClassName()
{
return _servletClassName;
}
/**
* Set the bean
*/
@Configurable
public void setBean(Bean<?> bean)
{
_bean = bean;
}
public Bean<?> getBean()
{
return _bean;
}
public boolean isServletConfig()
{
return _bean != null || _servletClassName != null;
}
/**
* Sets the servlet class.
*/
@Configurable
public void setServletClass(String servletClassName)
{
_servletClassName = servletClassName;
// JSF is special
if (isFacesServlet()) {
// ioc/0566
if (_loadOnStartup < 0)
_loadOnStartup = 1;
if (_servletContext instanceof WebApp)
((WebApp) _servletContext).createJsp().setLoadTldOnInit(true);
}
InjectManager cdiManager = InjectManager.create();
cdiManager.addConfiguredBean(servletClassName);
ClassLoader loader = Thread.currentThread().getContextClassLoader();
try {
_servletClass = Class.forName(servletClassName, false, loader);
if (_comp == null) {
_comp = cdiManager.createInjectionTarget(_servletClass);
}
} catch (ClassNotFoundException e) {
log.log(Level.ALL, e.toString(), e);
}
}
private boolean isFacesServlet()
{
return "javax.faces.webapp.FacesServlet".equals(_servletClassName);
}
@DisableConfig
public void setServletClass(Class<? extends Servlet> servletClass)
{
if (_servletClass == null)
throw new IllegalStateException();
_servletClass = servletClass;
}
/**
* Gets the servlet class.
*/
public Class getServletClass()
{
if (_bean != null)
return _bean.getBeanClass();
if (_servletClassName == null)
return null;
if (_servletClass == null) {
try {
Thread thread = Thread.currentThread();
ClassLoader loader = thread.getContextClassLoader();
_servletClass = Class.forName(calculateServletClassName(), false, loader);
} catch (Exception e) {
throw error(L.l("'{0}' is not a known servlet class. Servlets belong in the classpath, for example WEB-INF/classes.",
_servletClassName),
e);
}
}
return _servletClass;
}
protected String calculateServletClassName()
{
return getServletClassName();
}
public void setServlet(Servlet servlet)
{
_singletonServlet = servlet;
}
/**
* Sets the JSP file
*/
public void setJspFile(String jspFile)
{
_jspFile = jspFile;
}
/**
* Gets the JSP file
*/
public String getJspFile()
{
return _jspFile;
}
/**
* Sets the allow value.
*/
public void setAllowEL(boolean allowEL)
{
_allowEL = allowEL;
}
/**
* Sets an init-param
*/
public void setInitParam(String param, String value)
{
_initParams.put(param, value);
}
/**
* Sets an init-param
*/
public InitParam createInitParam()
{
InitParam initParam = new InitParam();
initParam.setAllowEL(_allowEL);
return initParam;
}
/**
* Sets an init-param
*/
public void setInitParam(InitParam initParam)
{
if (_webApp.isAllowInitParamOverride())
_initParams.putAll(initParam.getParameters());
else {
for (Map.Entry<String, String> param : initParam.getParameters()
.entrySet()) {
if (! _initParams.containsKey(param.getKey())) {
_initParams.put(param.getKey(), param.getValue());
_paramNames.add(param.getKey());
}
}
}
}
/**
* Gets the init params
*/
public Map getInitParamMap()
{
return _initParams;
}
/**
* Gets the init params
*/
public String getInitParameter(String name)
{
return _initParams.get(name);
}
/**
* Gets the init params
*/
public Enumeration getInitParameterNames()
{
return Collections.enumeration(_initParams.keySet());
}
/**
* Sets the run-as
*/
public void setRunAs(RunAs runAs)
{
String roleName = runAs.getRoleName();
if (roleName != null)
_runAs = new BasicPrincipal(roleName);
}
public String getRunAsRole()
{
if (_runAs != null)
return _runAs.getName();
return null;
}
public void setRunAsRole(String roleName)
{
if (roleName == null)
throw new IllegalArgumentException();
if (! _webApp.isInitializing())
throw new IllegalStateException();
_runAs = new BasicPrincipal(roleName);
}
/**
* Returns the servlet context.
*/
public ServletContext getServletContext()
{
return _servletContext;
}
/**
* Sets the servlet context.
*/
public void setServletContext(ServletContext app)
{
_servletContext = app;
}
public void setWebApp(WebApp webApp)
{
_webApp = webApp;
}
/**
* Returns the servlet manager.
*/
public ServletManager getServletManager()
{
return _servletManager;
}
/**
* Sets the servlet manager.
*/
public void setServletManager(ServletManager manager)
{
_servletManager = manager;
}
public void setServletMapper(ServletMapper servletMapper)
{
_servletMapper = servletMapper;
}
/**
* Sets the init block
*/
public void setInit(ContainerProgram init)
{
_init = init;
}
/**
* Gets the init block
*/
public ContainerProgram getInit()
{
return _init;
}
/**
* Sets the load-on-startup
*/
public void setLoadOnStartup(int loadOnStartup)
{
_loadOnStartup = loadOnStartup;
}
/**
* Gets the load-on-startup value.
*/
public int getLoadOnStartup()
{
if (_loadOnStartup > Integer.MIN_VALUE)
return _loadOnStartup;
else if (_runAt != null || _cron != null)
return 0;
else
return Integer.MIN_VALUE;
}
/**
* Creates the run-at configuration.
*/
public RunAt createRunAt()
{
if (_runAt == null)
_runAt = new RunAt();
return _runAt;
}
public void setCron(CronType cron)
{
_cron = cron;
}
public void setJndiName(String jndiName)
{
_jndiName = jndiName;
}
public void setVar(String var)
{
_var = var;
}
/**
* Returns the run-at configuration.
*/
public RunAt getRunAt()
{
return _runAt;
}
/**
* Returns the cron configuration.
*/
public CronType getCron()
{
return _cron;
}
/**
* Adds a security role reference.
*/
public void addSecurityRoleRef(SecurityRoleRef ref)
{
if (_roleMap == null)
_roleMap = new HashMap<String,String>(8);
// server/12h2
// server/12m0
_roleMap.put(ref.getRoleName(), ref.getRoleLink());
}
/**
* Adds a security role reference.
*/
public HashMap<String,String> getRoleMap()
{
return _roleMap;
}
/**
* Sets the display name
*/
public void setDisplayName(String displayName)
{
_displayName = displayName;
}
/**
* Gets the display name
*/
public String getDisplayName()
{
return _displayName;
}
/**
* Sets the description
*/
public void setDescription(String description)
{
}
/**
* Sets the icon
*/
public void setIcon(com.caucho.config.types.Icon icon)
{
}
/**
* Sets the web service protocol.
*/
public void setProtocol(ServletProtocolConfig protocol)
{
_protocolConfig = protocol;
}
/**
* Sets the web service protocol.
*/
public void setProtocolFactory(ProtocolServletFactory factory)
{
_protocolFactory = factory;
}
/**
* Sets the init exception
*/
public void setInitException(ServletException exn)
{
_initException = exn;
_nextInitTime = Long.MAX_VALUE / 2;
if (exn instanceof UnavailableException) {
UnavailableException unExn = (UnavailableException) exn;
if (! unExn.isPermanent())
_nextInitTime = (Alarm.getCurrentTime() +
1000L * unExn.getUnavailableSeconds());
}
}
public void setInFragmentMode()
{
_fragmentMode = FRAGMENT_MODE.IN_FRAGMENT;
}
public boolean isInFragmentMode()
{
return _fragmentMode == FRAGMENT_MODE.IN_FRAGMENT;
}
/**
* Returns the servlet.
*/
public Object getServlet()
{
return _servlet;
}
public void merge(ServletConfigImpl config)
{
if (_loadOnStartup == Integer.MIN_VALUE)
_loadOnStartup = config._loadOnStartup;
if (! getClassName().equals(config.getClassName()))
throw new ConfigException(L.l(
"Illegal attempt to specify different servlet-class '{0}' for servlet '{1}'. Servlet '{1}' has already been defined with servlet-class '{2}'. Consider using <absolute-ordering> to exclude conflicting web-fragment.",
config.getClassName(),
_servletName,
_servletClassName));
for (Map.Entry<String, String> param
: config._initParams.entrySet()) {
if (_paramNames.contains(param.getKey())) {
}
else if (! _initParams.containsKey(param.getKey()))
_initParams.put(param.getKey(), param.getValue());
else if (! _initParams.get(param.getKey()).equals(param.getValue())) {
throw new ConfigException(L.l(
"Illegal attempt to specify different param-value of '{0}' for parameter '{1}'. This error indicates that two web-fragments use different values. Consider defining the parameter in web.xml to override definitions in web-fragment.",
param.getValue(),
param.getKey()));
}
}
}
/**
* Initialize the servlet config.
*/
@PostConstruct
public void init()
throws ServletException
{
if (_runAt != null || _cron != null) {
_alarm = new Alarm(this);
}
if (_servletName != null) {
}
else if (getServletNameDefault() != null) {
// server/13f4
_servletName = getServletNameDefault();
}
else if (_protocolConfig != null) {
String protocolName = _protocolConfig.getUri();
setServletName(_servletClassName + "-" + protocolName);
}
else
setServletName(_servletClassName);
// XXX: should only be for web services
if (_jndiName != null) {
validateClass(true);
Object servlet = createServlet(false);
try {
Jndi.bindDeepShort(_jndiName, servlet);
} catch (NamingException e) {
throw new ServletException(e);
}
}
InjectManager cdiManager = InjectManager.create();
if (_var != null) {
validateClass(true);
Object servlet = createServlet(false);
BeanBuilder factory = cdiManager.createBeanFactory(servlet.getClass());
if (_var != null)
factory.name(_var);
cdiManager.addBean(factory.singleton(servlet));
}
}
protected void validateClass(boolean requireClass)
throws ServletException
{
if (_runAt != null || _cron != null || _loadOnStartup >= 0)
requireClass = true;
Thread thread = Thread.currentThread();
ClassLoader loader = thread.getContextClassLoader();
if (_servletClassName == null) {
}
else if (_servletClassName.equals("invoker")) {
}
else {
try {
_servletClass = Class.forName(_servletClassName, false, loader);
} catch (ClassNotFoundException e) {
if (e instanceof CompileException)
throw error(e);
log.log(Level.FINER, e.toString(), e);
}
if (_servletClass != null) {
}
else if (requireClass) {
throw error(L.l("'{0}' is not a known servlet class. Servlets belong in the classpath, for example WEB-INF/classes.", _servletClassName));
}
else {
String location = _location != null ? _location : "";
log.warning(L.l(location + "'{0}' is not a known servlet. Servlets belong in the classpath, often in WEB-INF/classes.", _servletClassName));
return;
}
Config.checkCanInstantiate(_servletClass);
if (Servlet.class.isAssignableFrom(_servletClass)) {
}
else if (_protocolConfig != null || _protocolFactory != null) {
}
else {
// XXX: should allow soap
throw error(L.l("'{0}' must implement javax.servlet.Servlet or have a <protocol>. All servlets must implement the Servlet interface.", _servletClassName));
}
/*
else if (_servletClass.isAnnotationPresent(WebService.class)) {
// update protocol for "soap"?
}
else if (_servletClass.isAnnotationPresent(WebServiceProvider.class)) {
// update protocol for "soap"?
}
*/
/*
if (Modifier.isAbstract(_servletClass.getModifiers()))
throw error(L.l("'{0}' must not be abstract. Servlets must be fully-implemented classes.", _servletClassName));
if (! Modifier.isPublic(_servletClass.getModifiers()))
throw error(L.l("'{0}' must be public. Servlets must be public classes.", _servletClassName));
checkConstructor();
*/
}
}
/**
* Checks the class constructor for the public-zero arg.
*/
public void checkConstructor()
throws ServletException
{
Constructor []constructors = _servletClass.getDeclaredConstructors();
Constructor zeroArg = null;
for (int i = 0; i < constructors.length; i++) {
if (constructors[i].getParameterTypes().length == 0) {
zeroArg = constructors[i];
break;
}
}
if (zeroArg == null)
throw error(L.l("'{0}' must have a zero arg constructor. Servlets must have public zero-arg constructors.\n{1} is not a valid constructor.", _servletClassName, constructors != null ? constructors[0] : null));
if (! Modifier.isPublic(zeroArg.getModifiers()))
throw error(L.l("'{0}' must be public. '{1}' must have a public, zero-arg constructor.",
zeroArg,
_servletClassName));
}
/**
* Handles a cron alarm callback.
*/
public void handleAlarm(Alarm alarm)
{
try {
log.fine(this + " cron");
FilterChain chain = createServletChain();
ServletRequest req = new StubServletRequest();
ServletResponse res = new StubServletResponse();
chain.doFilter(req, res);
} catch (Throwable e) {
log.log(Level.WARNING, e.toString(), e);
} finally {
long now = Alarm.getCurrentTime();
long nextTime = nextTimeout(now);
Alarm nextAlarm = _alarm;
if (nextAlarm != null)
alarm.queue(nextTime - now);
}
}
private long nextTimeout(long now)
{
if (_cron != null)
return _cron.nextTime(now);
else
return _runAt.getNextTimeout(now);
}
public FilterChain createServletChain()
throws ServletException
{
synchronized (this) {
// JSP files need to have separate chains created for each JSP
if (_servletChain != null)
return _servletChain;
else
return createServletChainImpl();
}
}
private FilterChain createServletChainImpl()
throws ServletException
{
String jspFile = getJspFile();
FilterChain servletChain = null;
if (jspFile != null) {
QServlet jsp = (QServlet) _servletManager.createServlet("resin-jsp");
servletChain = new PageFilterChain(_servletContext, jsp, jspFile, this);
return servletChain;
}
else if (_singletonServlet != null) {
servletChain = new ServletFilterChain(this);
return servletChain;
}
validateClass(true);
Class servletClass = getServletClass();
if (servletClass == null) {
throw new IllegalStateException(L.l("servlet class for {0} can't be null",
getServletName()));
}
else if (QServlet.class.isAssignableFrom(servletClass)) {
servletChain = new PageFilterChain(_servletContext, (QServlet) createServlet(false));
}
else if (SingleThreadModel.class.isAssignableFrom(servletClass)) {
servletChain = new SingleThreadServletFilterChain(this);
}
else if (_protocolConfig != null || _protocolFactory != null) {
servletChain = new WebServiceFilterChain(this);
}
else if (CometServlet.class.isAssignableFrom(servletClass))
servletChain = new CometServletFilterChain(this);
else {
servletChain = new ServletFilterChain(this);
}
/*
if (_roleMap != null)
servletChain = new SecurityRoleMapFilterChain(servletChain, _roleMap);
*/
// server/10a8. JSP pages need a fresh PageFilterChain
// XXX: lock contention issues with JSPs?
/*
if (! QServlet.class.isAssignableFrom(servletClass))
_servletChain = servletChain;
*/
return servletChain;
}
/**
* Instantiates a web service.
*
* @return the initialized servlet.
*/
/*
ProtocolServlet createWebServiceSkeleton()
throws ServletException
{
try {
Object service = createServlet(false);
ProtocolServlet skeleton
= (ProtocolServlet) _protocolClass.newInstance();
skeleton.setService(service);
if (_protocolInit != null) {
_protocolInit.configure(skeleton);
}
skeleton.init(this);
return skeleton;
} catch (RuntimeException e) {
throw e;
} catch (ServletException e) {
throw e;
} catch (Exception e) {
throw new ServletException(e);
}
}
*/
/**
* Instantiates a servlet given its configuration.
*
* @param isNew
*
* @return the initialized servlet.
*/
Object createServlet(boolean isNew)
throws ServletException
{
// server/102e
if (_servlet != null && ! isNew)
return _servlet;
else if (_singletonServlet != null) {
// server/1p19
_servlet = _singletonServlet;
_singletonServlet.init(this);
return _singletonServlet;
}
Object servlet = null;
if (Alarm.getCurrentTime() < _nextInitTime)
throw _initException;
/*
if ("javax.faces.webapp.FacesServlet".equals(_servletClassName)) {
addFacesResolvers();
}
*/
try {
synchronized (this) {
if (! isNew && _servlet != null)
return _servlet;
// XXX: this was outside of the sync block
servlet = createServletImpl();
if (! isNew)
_servlet = servlet;
}
if (log.isLoggable(Level.FINE))
log.finer("Servlet[" + _servletName + "] active");
//J2EEManagedObject.register(new com.caucho.management.j2ee.Servlet(this));
if (! isNew) {
// If the servlet has an MBean, register it
try {
Hashtable<String,String> props = new Hashtable<String,String>();
props.put("type", _servlet.getClass().getSimpleName());
props.put("name", _servletName);
Jmx.register(_servlet, props);
} catch (Exception e) {
log.finest(e.toString());
}
if ((_runAt != null || _cron != null) && _alarm != null) {
long nextTime = nextTimeout(Alarm.getCurrentTime());
_alarm.queue(nextTime - Alarm.getCurrentTime());
}
}
if (log.isLoggable(Level.FINE))
log.finer("Servlet[" + _servletName + "] active");
return servlet;
} catch (RuntimeException e) {
throw e;
} catch (ServletException e) {
throw e;
} catch (Throwable e) {
throw new ServletException(e);
}
}
/*
private void addFacesResolvers()
{
ApplicationFactory appFactory = (ApplicationFactory)
FactoryFinder.getFactory(FactoryFinder.APPLICATION_FACTORY);
if (appFactory != null) {
Application app = appFactory.getApplication();
if (app != null) {
InjectManager beanManager = InjectManager.create();
app.addELResolver(beanManager.getELResolver());
}
}
}
*/
Servlet createProtocolServlet()
throws ServletException
{
try {
Object service = createServletImpl();
if (_protocolFactory == null)
_protocolFactory = _protocolConfig.createFactory();
if (_protocolFactory == null)
throw new IllegalStateException(L.l("unknown protocol factory for '{0}'",
this));
Servlet servlet
= _protocolFactory.createServlet(getServletClass(), service);
servlet.init(this);
return servlet;
} catch (RuntimeException e) {
throw e;
} catch (ServletException e) {
throw e;
} catch (Exception e) {
throw new ServletException(e);
}
}
private Object createServletImpl()
throws Exception
{
if (_bean != null) {
// XXX: need to ask manager?
CreationalContextImpl<?> env = new OwnerCreationalContext(_bean);
InjectManager cdiManager = InjectManager.create();
// server/5130
Object value = cdiManager.findReference(_bean);
if (value != null)
return value;
else
return _bean.create(env);
}
Class<?> servletClass = getServletClass();
Object servlet;
if (_jspFile != null) {
servlet = createJspServlet(_servletName, _jspFile);
if (servlet == null)
throw new ServletException(L.l("'{0}' is a missing JSP file.",
_jspFile));
}
else if (servletClass != null) {
InjectManager inject = InjectManager.create();
if (_comp == null) {
_comp = inject.createInjectionTarget(servletClass);
}
CreationalContextImpl env = new OwnerCreationalContext(null);
try {
// server/1b40
if (_comp != null) {
servlet = _comp.produce(env);
_comp.inject(servlet, env);
}
else
servlet = servletClass.newInstance();
} catch (InjectionException e) {
throw ConfigException.createConfig(e);
}
}
else
throw new ServletException(L.l("Null servlet class for '{0}'.",
_servletName));
configureServlet(servlet);
try {
if (servlet instanceof Page) {
// server/102i
// page already configured
}
else if (servlet instanceof Servlet) {
Servlet servletObj = (Servlet) servlet;
servletObj.init(this);
}
} catch (UnavailableException e) {
setInitException(e);
throw e;
}
return servlet;
}
/**
* Configure the servlet (everything that is done after
* instantiation but before servlet.init()
*/
void configureServlet(Object servlet)
{
//InjectIntrospector.configure(servlet);
// Initialize bean properties
ConfigProgram init = getInit();
if (init != null)
init.configure(servlet);
Config.init(servlet);
}
/**
* Instantiates a servlet given its configuration.
*
* @param servletName the servlet
*
* @return the initialized servlet.
*/
private Servlet createJspServlet(String servletName, String jspFile)
throws ServletException
{
try {
ServletConfigImpl jspConfig = _servletManager.getServlet("resin-jsp");
QServlet jsp = (QServlet) jspConfig.createServlet(false);
// server/105o
Page page = jsp.getPage(servletName, jspFile, this);
return page;
} catch (ServletException e) {
throw e;
} catch (Exception e) {
throw new ServletException(e);
}
}
void killServlet()
{
Object servlet = _servlet;
_servlet = null;
Alarm alarm = _alarm;
_alarm = null;
if (alarm != null)
alarm.dequeue();
if (_comp != null)
_comp.preDestroy(servlet);
if (servlet instanceof Servlet) {
((Servlet) servlet).destroy();
}
}
public void close()
{
killServlet();
_alarm = null;
}
protected ConfigException error(String msg)
{
ConfigException e;
if (_location != null)
e = new LineConfigException(_location + msg);
else
e = new ConfigException(msg);
log.warning(e.getMessage());
return e;
}
protected ConfigException error(String msg, Throwable e)
{
ConfigException e1;
if (_location != null)
e1 = new LineConfigException(_location + msg, e);
else
e1 = new ConfigException(msg, e);
log.warning(e1.getMessage());
return e1;
}
protected RuntimeException error(Throwable e)
{
RuntimeException e1;
if (_location != null)
e1 = new LineConfigException(_location + e.getMessage(), e);
else
e1 = ConfigException.create(e);
log.warning(e1.toString());
return e1;
}
protected void copyFrom(ServletConfigImpl source)
{
_initParams.putAll(source._initParams);
_init = source._init;
}
/**
* Returns a printable representation of the servlet config object.
*/
public String toString()
{
return getClass().getSimpleName() + "[name=" + _servletName + ",class=" + _servletClass + "]";
}
public static class RunAs {
private String _roleName;
public void setRoleName(String roleName)
{
_roleName = roleName;
}
public String getRoleName()
{
return _roleName;
}
}
}