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Posted to dev@tomcat.apache.org by ma...@apache.org on 2017/02/28 21:21:11 UTC
svn commit: r1784820 - in /tomcat/tc8.5.x/trunk: ./
java/org/apache/catalina/core/ java/org/apache/catalina/servlet4preview/
Author: markt
Date: Tue Feb 28 21:21:11 2017
New Revision: 1784820
URL: http://svn.apache.org/viewvc?rev=1784820&view=rev
Log:
Servlet 4.0 early preview
Implement dynamic registration of JSP files as servlets
Modified:
tomcat/tc8.5.x/trunk/ (props changed)
tomcat/tc8.5.x/trunk/java/org/apache/catalina/core/ApplicationContext.java
tomcat/tc8.5.x/trunk/java/org/apache/catalina/core/ApplicationContextFacade.java
tomcat/tc8.5.x/trunk/java/org/apache/catalina/core/LocalStrings.properties
tomcat/tc8.5.x/trunk/java/org/apache/catalina/core/StandardContext.java
tomcat/tc8.5.x/trunk/java/org/apache/catalina/servlet4preview/ServletContext.java
Propchange: tomcat/tc8.5.x/trunk/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Tue Feb 28 21:21:11 2017
@@ -1 +1 @@
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Modified: tomcat/tc8.5.x/trunk/java/org/apache/catalina/core/ApplicationContext.java
URL: http://svn.apache.org/viewvc/tomcat/tc8.5.x/trunk/java/org/apache/catalina/core/ApplicationContext.java?rev=1784820&r1=1784819&r2=1784820&view=diff
==============================================================================
--- tomcat/tc8.5.x/trunk/java/org/apache/catalina/core/ApplicationContext.java (original)
+++ tomcat/tc8.5.x/trunk/java/org/apache/catalina/core/ApplicationContext.java Tue Feb 28 21:21:11 2017
@@ -47,6 +47,7 @@ import javax.servlet.ServletContextAttri
import javax.servlet.ServletContextListener;
import javax.servlet.ServletException;
import javax.servlet.ServletRegistration;
+import javax.servlet.ServletRegistration.Dynamic;
import javax.servlet.ServletRequestAttributeListener;
import javax.servlet.ServletRequestListener;
import javax.servlet.SessionCookieConfig;
@@ -830,25 +831,61 @@ public class ApplicationContext implemen
@Override
public ServletRegistration.Dynamic addServlet(String servletName, String className) {
- return addServlet(servletName, className, null);
+ return addServlet(servletName, className, null, null);
}
@Override
public ServletRegistration.Dynamic addServlet(String servletName, Servlet servlet) {
- return addServlet(servletName, null, servlet);
+ return addServlet(servletName, null, servlet, null);
}
@Override
public ServletRegistration.Dynamic addServlet(String servletName,
Class<? extends Servlet> servletClass) {
- return addServlet(servletName, servletClass.getName(), null);
+ return addServlet(servletName, servletClass.getName(), null, null);
}
- private ServletRegistration.Dynamic addServlet(String servletName,
- String servletClass, Servlet servlet) throws IllegalStateException {
+ @Override
+ public Dynamic addJspFile(String jspName, String jspFile) {
+
+ // jspName is validated in addServlet()
+ if (jspFile == null || !jspFile.startsWith("/")) {
+ throw new IllegalArgumentException(
+ sm.getString("applicationContext.addJspFile.iae", jspFile));
+ }
+
+ String jspServletClassName = null;
+ Map<String,String> jspFileInitParams = new HashMap<>();
+
+ Wrapper jspServlet = (Wrapper) context.findChild("jsp");
+
+ if (jspServlet == null) {
+ // No JSP servlet currently defined.
+ // Use default JSP Servlet class name
+ jspServletClassName = Constants.JSP_SERVLET_CLASS;
+ } else {
+ // JSP Servlet defined.
+ // Use same JSP Servlet class name
+ jspServletClassName = jspServlet.getServletClass();
+ // Use same init parameters
+ String[] params = jspServlet.findInitParameters();
+ for (String param : params) {
+ jspFileInitParams.put(param, jspServlet.findInitParameter(param));
+ }
+ }
+
+ // Add init parameter to specify JSP file
+ jspFileInitParams.put("jspFile", jspFile);
+
+ return addServlet(jspName, jspServletClassName, null, jspFileInitParams);
+ }
+
+
+ private ServletRegistration.Dynamic addServlet(String servletName, String servletClass,
+ Servlet servlet, Map<String,String> initParams) throws IllegalStateException {
if (servletName == null || servletName.equals("")) {
throw new IllegalArgumentException(sm.getString(
@@ -888,6 +925,12 @@ public class ApplicationContext implemen
wrapper.setServlet(servlet);
}
+ if (initParams != null) {
+ for (Map.Entry<String, String> initParam: initParams.entrySet()) {
+ wrapper.addInitParameter(initParam.getKey(), initParam.getValue());
+ }
+ }
+
return context.dynamicServletAdded(wrapper);
}
Modified: tomcat/tc8.5.x/trunk/java/org/apache/catalina/core/ApplicationContextFacade.java
URL: http://svn.apache.org/viewvc/tomcat/tc8.5.x/trunk/java/org/apache/catalina/core/ApplicationContextFacade.java?rev=1784820&r1=1784819&r2=1784820&view=diff
==============================================================================
--- tomcat/tc8.5.x/trunk/java/org/apache/catalina/core/ApplicationContextFacade.java (original)
+++ tomcat/tc8.5.x/trunk/java/org/apache/catalina/core/ApplicationContextFacade.java Tue Feb 28 21:21:11 2017
@@ -41,6 +41,7 @@ import javax.servlet.Servlet;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.ServletRegistration;
+import javax.servlet.ServletRegistration.Dynamic;
import javax.servlet.SessionCookieConfig;
import javax.servlet.SessionTrackingMode;
import javax.servlet.descriptor.JspConfigDescriptor;
@@ -536,6 +537,17 @@ public class ApplicationContextFacade im
}
}
+
+ @Override
+ public Dynamic addJspFile(String jspName, String jspFile) {
+ if (SecurityUtil.isPackageProtectionEnabled()) {
+ return (ServletRegistration.Dynamic) doPrivileged("addJspFile",
+ new Object[]{jspName, jspFile});
+ } else {
+ return context.addJspFile(jspName, jspFile);
+ }
+ }
+
@Override
@SuppressWarnings("unchecked") // doPrivileged() returns the correct type
Modified: tomcat/tc8.5.x/trunk/java/org/apache/catalina/core/LocalStrings.properties
URL: http://svn.apache.org/viewvc/tomcat/tc8.5.x/trunk/java/org/apache/catalina/core/LocalStrings.properties?rev=1784820&r1=1784819&r2=1784820&view=diff
==============================================================================
--- tomcat/tc8.5.x/trunk/java/org/apache/catalina/core/LocalStrings.properties (original)
+++ tomcat/tc8.5.x/trunk/java/org/apache/catalina/core/LocalStrings.properties Tue Feb 28 21:21:11 2017
@@ -14,6 +14,7 @@
# limitations under the License.
applicationContext.addFilter.ise=Filters cannot be added to context {0} as the context has been initialised
+applicationContext.addJspFile.iae=The JSP file [{0}] is not valid
applicationContext.addListener.iae.cnfe=Unable to create an instance of type [{0}]
applicationContext.addListener.iae.init=Unable to add an instance of type [{0}] as a listener
applicationContext.addListener.iae.wrongType=The type specified [{0}] is not one of the expected listener types
Modified: tomcat/tc8.5.x/trunk/java/org/apache/catalina/core/StandardContext.java
URL: http://svn.apache.org/viewvc/tomcat/tc8.5.x/trunk/java/org/apache/catalina/core/StandardContext.java?rev=1784820&r1=1784819&r2=1784820&view=diff
==============================================================================
--- tomcat/tc8.5.x/trunk/java/org/apache/catalina/core/StandardContext.java (original)
+++ tomcat/tc8.5.x/trunk/java/org/apache/catalina/core/StandardContext.java Tue Feb 28 21:21:11 2017
@@ -6577,6 +6577,12 @@ public class StandardContext extends Con
}
@Override
+ public Dynamic addJspFile(String jspName, String jspFile) {
+ throw new UnsupportedOperationException(
+ sm.getString("noPluggabilityServletContext.notAllowed"));
+ }
+
+ @Override
public <T extends Servlet> T createServlet(Class<T> c)
throws ServletException {
throw new UnsupportedOperationException(
Modified: tomcat/tc8.5.x/trunk/java/org/apache/catalina/servlet4preview/ServletContext.java
URL: http://svn.apache.org/viewvc/tomcat/tc8.5.x/trunk/java/org/apache/catalina/servlet4preview/ServletContext.java?rev=1784820&r1=1784819&r2=1784820&view=diff
==============================================================================
--- tomcat/tc8.5.x/trunk/java/org/apache/catalina/servlet4preview/ServletContext.java (original)
+++ tomcat/tc8.5.x/trunk/java/org/apache/catalina/servlet4preview/ServletContext.java Tue Feb 28 21:21:11 2017
@@ -18,6 +18,7 @@ package org.apache.catalina.servlet4prev
import javax.servlet.ServletContextEvent;
import javax.servlet.ServletContextListener;
+import javax.servlet.ServletRegistration;
public interface ServletContext extends javax.servlet.ServletContext {
@@ -58,4 +59,17 @@ public interface ServletContext extends
*/
public void setSessionTimeout(int sessionTimeout);
+ /**
+ *
+ * @param jspName The servlet name under which this JSP file should be
+ * registered
+ * @param jspFile The path, relative to the web application root, for the
+ * JSP file to be used for this servlet
+ *
+ * @return a {@link javax.servlet.ServletRegistration.Dynamic} object
+ * that can be used to further configure the servlet
+ *
+ * @since Servlet 4.0
+ */
+ public ServletRegistration.Dynamic addJspFile(String jspName, String jspFile);
}
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