Drop Portlet MVC support

This commit also removes the corresponding deprecated Servlet MVC variant and updates DispatcherServlet.properties to point to RequestMappingHandlerMapping/Adapter by default.

Issue: SPR-14129

Author: jhoeller

spring-context/src/main/java/org/springframework/context/support/AbstractRefreshableConfigApplicationContext.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2014 the original author or authors.
+ * Copyright 2002-2016 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -27,8 +27,7 @@
  * of specified config locations. Serves as base class for XML-based application
  * context implementations such as {@link ClassPathXmlApplicationContext} and
  * {@link FileSystemXmlApplicationContext}, as well as
- * {@link org.springframework.web.context.support.XmlWebApplicationContext} and
- * {@link org.springframework.web.portlet.context.XmlPortletApplicationContext}.
+ * {@link org.springframework.web.context.support.XmlWebApplicationContext}.
  *
  * @author Juergen Hoeller
  * @since 2.5.2

spring-context/src/main/java/org/springframework/ui/ModelMap.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2013 the original author or authors.
+ * Copyright 2002-2016 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -27,16 +27,14 @@
  * Implementation of {@link java.util.Map} for use when building model data for use
  * with UI tools. Supports chained calls and generation of model attribute names.
  *
- * <p>This class serves as generic model holder for both Servlet and Portlet MVC,
- * but is not tied to either of those. Check out the {@link Model} interface for
- * a Java-5-based interface variant that serves the same purpose.
+ * <p>This class serves as generic model holder for Servlet MVC but is not tied to it.
+ * Check out the {@link Model} interface for an interface variant.
  *
  * @author Rob Harrop
  * @author Juergen Hoeller
  * @since 2.0
  * @see Conventions#getVariableName
  * @see org.springframework.web.servlet.ModelAndView
- * @see org.springframework.web.portlet.ModelAndView
  */
 @SuppressWarnings("serial")
 public class ModelMap extends LinkedHashMap<String, Object> {

spring-context/src/main/java/org/springframework/validation/DataBinder.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2015 the original author or authors.
+ * Copyright 2002-2016 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -92,8 +92,7 @@
  *
  * <p>This generic data binder can be used in any kind of environment.
  * It is typically used by Spring web MVC controllers, via the web-specific
- * subclasses {@link org.springframework.web.bind.ServletRequestDataBinder}
- * and {@link org.springframework.web.portlet.bind.PortletRequestDataBinder}.
+ * subclass {@link org.springframework.web.bind.ServletRequestDataBinder}.
  *
  * @author Rod Johnson
  * @author Juergen Hoeller

spring-core/src/main/java/org/springframework/core/io/ContextResource.java

@@ -18,15 +18,14 @@
 
 /**
  * Extended interface for a resource that is loaded from an enclosing
- * 'context', e.g. from a {@link javax.servlet.ServletContext} or a
- * {@link javax.portlet.PortletContext} but also from plain classpath paths
- * or relative file system paths (specified without an explicit prefix,
- * hence applying relative to the local {@link ResourceLoader}'s context).
+ * 'context', e.g. from a {@link javax.servlet.ServletContext} but also
+ * from plain classpath paths or relative file system paths (specified
+ * without an explicit prefix, hence applying relative to the local
+ * {@link ResourceLoader}'s context).
  *
  * @author Juergen Hoeller
  * @since 2.5
  * @see org.springframework.web.context.support.ServletContextResource
- * @see org.springframework.web.portlet.context.PortletContextResource
  */
 public interface ContextResource extends Resource {