WW-4789 WW-3788 Cleans up code & JavaDocs formatting
diff --git a/core/src/main/java/org/apache/struts2/result/PlainTextResult.java b/core/src/main/java/org/apache/struts2/result/PlainTextResult.java
index c264817..7baaa05 100644
--- a/core/src/main/java/org/apache/struts2/result/PlainTextResult.java
+++ b/core/src/main/java/org/apache/struts2/result/PlainTextResult.java
@@ -31,15 +31,8 @@
 import java.nio.charset.Charset;
 
 /**
- * <!-- START SNIPPET: description -->
- * <p>
  * A result that send the content out as plain text. Useful typically when needed
  * to display the raw content of a JSP or Html file for example.
- * <p>
- * <!-- END SNIPPET: description -->
- * <p>
- * <p>
- * <!-- START SNIPPET: params -->
  *
  * <ul>
  *  <li>location (default) = location of the file (jsp/html) to be displayed as plain text.</li>
@@ -47,26 +40,18 @@
  *  response type (eg. Content-Type=text/plain; charset=UTF-8) and when reading
  *  using a Reader. Some example of charSet would be UTF-8, ISO-8859-1 etc.
  * </ul>
- * <p>
- * <!-- END SNIPPET: params -->
  *
- *
- * <pre>
- * <!-- START SNIPPET: example -->
- *
+ *  <pre>
  * &lt;action name="displayJspRawContent" &gt;
  *   &lt;result type="plainText"&gt;/myJspFile.jsp&lt;/result&gt;
  * &lt;/action&gt;
  *
- *
  * &lt;action name="displayJspRawContent" &gt;
  *   &lt;result type="plainText"&gt;
  *      &lt;param name="location"&gt;/myJspFile.jsp&lt;/param&gt;
  *      &lt;param name="charSet"&gt;UTF-8&lt;/param&gt;
  *   &lt;/result&gt;
  * &lt;/action&gt;
- *
- * <!-- END SNIPPET: example -->
  * </pre>
  */
 public class PlainTextResult extends StrutsResultSupport {
diff --git a/core/src/main/java/org/apache/struts2/result/ServletRedirectResult.java b/core/src/main/java/org/apache/struts2/result/ServletRedirectResult.java
index 0973492..9d7b461 100644
--- a/core/src/main/java/org/apache/struts2/result/ServletRedirectResult.java
+++ b/core/src/main/java/org/apache/struts2/result/ServletRedirectResult.java
@@ -46,8 +46,6 @@
 import static javax.servlet.http.HttpServletResponse.SC_FOUND;
 
 /**
- * <!-- START SNIPPET: description -->
- * <p>
  * Calls the {@link HttpServletResponse#sendRedirect(String) sendRedirect}
  * method to the location specified. The response is told to redirect the
  * browser to the specified location (a new request from the client). The
@@ -56,33 +54,19 @@
  * available. This is because actions are built on a single-thread model. The
  * only way to pass data is through the session or with web parameters
  * (url?name=value) which can be OGNL expressions.
- * </p>
- * <!-- END SNIPPET: description -->
- * <p>
+ *
  * <b>This result type takes the following parameters:</b>
- * </p>
- * <!-- START SNIPPET: params -->
  *
  * <ul>
- *
  * <li><b>location (default)</b> - the location to go to after execution.</li>
- *
  * <li><b>parse</b> - true by default. If set to false, the location param will
  * not be parsed for Ognl expressions.</li>
- *
  * <li><b>anchor</b> - Optional.  Also known as "fragment" or colloquially as
  * "hash".  You can specify an anchor for a result.</li>
  * </ul>
- *
- * <p>
  * This result follows the same rules from {@link StrutsResultSupport}.
- * </p>
- * <p>
- * <!-- END SNIPPET: params -->
- * <p>
- * <b>Example:</b>
- * </p>
  *
+ * <b>Example:</b>
  * <pre>
  * <!-- START SNIPPET: example -->
  * &lt;!--
diff --git a/core/src/main/java/org/apache/struts2/result/StreamResult.java b/core/src/main/java/org/apache/struts2/result/StreamResult.java
index 47dbc45..711929f 100644
--- a/core/src/main/java/org/apache/struts2/result/StreamResult.java
+++ b/core/src/main/java/org/apache/struts2/result/StreamResult.java
@@ -27,60 +27,46 @@
 import java.io.OutputStream;
 
 /**
- * <!-- START SNIPPET: description -->
- * <p>
  * A custom Result type for sending raw data (via an InputStream) directly to the
  * HttpServletResponse. Very useful for allowing users to download content.
- * </p>
- * <!-- END SNIPPET: description -->
- * <p>
+ *
  * <b>This result type takes the following parameters:</b>
- * </p>
- * <!-- START SNIPPET: params -->
  *
  * <ul>
- *
  * <li><b>contentType</b> - the stream mime-type as sent to the web browser
  * (default = <code>text/plain</code>).</li>
- *
  * <li><b>contentLength</b> - the stream length in bytes (the browser displays a
  * progress bar).</li>
- *
  * <li><b>contentDisposition</b> - the content disposition header value for
  * specifing the file name (default = <code>inline</code>, values are typically
  * <i>attachment;filename="document.pdf"</i>.</li>
- *
  * <li><b>inputName</b> - the name of the InputStream property from the chained
  * action (default = <code>inputStream</code>).</li>
- *
  * <li><b>bufferSize</b> - the size of the buffer to copy from input to output
  * (default = <code>1024</code>).</li>
- *
  * <li><b>allowCaching</b> if set to 'false' it will set the headers 'Pragma' and 'Cache-Control'
  * to 'no-cahce', and prevent client from caching the content. (default = <code>true</code>)
- *
  * <li><b>contentCharSet</b> if set to a string, ';charset=value' will be added to the
  * content-type header, where value is the string set. If set to an expression, the result
  * of evaluating the expression will be used. If not set, then no charset will be set on
  * the header</li>
  * </ul>
  *
- * <p>These parameters can also be set by exposing a similarly named getter method on your Action.  For example, you can
- * provide <code>getContentType()</code> to override that parameter for the current action.</p>
  * <p>
- * <!-- END SNIPPET: params -->
- * <p>
- * <b>Example:</b>
+ * These parameters can also be set by exposing a similarly named getter method on your Action.  For example, you can
+ * provide <code>getContentType()</code> to override that parameter for the current action.
  * </p>
  *
- * <pre><!-- START SNIPPET: example -->
+ * <b>Example:</b>
+ *
+ * <pre>
  * &lt;result name="success" type="stream"&gt;
  *   &lt;param name="contentType"&gt;image/jpeg&lt;/param&gt;
  *   &lt;param name="inputName"&gt;imageStream&lt;/param&gt;
  *   &lt;param name="contentDisposition"&gt;attachment;filename="document.pdf"&lt;/param&gt;
  *   &lt;param name="bufferSize"&gt;1024&lt;/param&gt;
  * &lt;/result&gt;
- * <!-- END SNIPPET: example --></pre>
+ * </pre>
  */
 public class StreamResult extends StrutsResultSupport {
 
diff --git a/core/src/main/java/org/apache/struts2/views/util/ContextUtil.java b/core/src/main/java/org/apache/struts2/views/util/ContextUtil.java
index d213f5a..7cc1aab 100644
--- a/core/src/main/java/org/apache/struts2/views/util/ContextUtil.java
+++ b/core/src/main/java/org/apache/struts2/views/util/ContextUtil.java
@@ -18,26 +18,20 @@
  */
 package org.apache.struts2.views.util;
 
-import java.util.HashMap;
-import java.util.Map;
-
-import javax.servlet.http.HttpServletRequest;
-import javax.servlet.http.HttpServletResponse;
-
+import com.opensymphony.xwork2.ActionContext;
+import com.opensymphony.xwork2.ActionInvocation;
+import com.opensymphony.xwork2.util.ValueStack;
 import org.apache.struts2.StrutsConstants;
 import org.apache.struts2.util.StrutsUtil;
 import org.apache.struts2.views.jsp.ui.OgnlTool;
 
-import com.opensymphony.xwork2.ActionContext;
-import com.opensymphony.xwork2.ActionInvocation;
-import com.opensymphony.xwork2.conversion.impl.XWorkConverter;
-import com.opensymphony.xwork2.inject.Container;
-import com.opensymphony.xwork2.inject.Inject;
-import com.opensymphony.xwork2.util.ValueStack;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.util.HashMap;
+import java.util.Map;
 
 /**
  * Value Stack's Context related Utilities.
- *
  */
 public class ContextUtil {
     public static final String REQUEST = "request";
@@ -48,7 +42,7 @@
     public static final String OGNL = "ognl";
     public static final String STRUTS = "struts";
     public static final String ACTION = "action";
-    
+
     public static Map<String, Object> getStandardContext(ValueStack stack, HttpServletRequest req, HttpServletResponse res) {
         HashMap<String, Object> map = new HashMap<>();
         map.put(REQUEST, req);
@@ -68,6 +62,7 @@
 
     /**
      * Return true if either Configuration's altSyntax is on or the stack context's useAltSyntax is on
+     *
      * @param context stack's context
      * @return boolean
      */
@@ -76,18 +71,22 @@
         // plus the Configuration implementation should cache the properties, which the framework's
         // configuration implementation does
         String tagAltSytnax = ActionContext.of(context).getContainer().getInstance(String.class, StrutsConstants.STRUTS_TAG_ALTSYNTAX);
-        return "true".equals(tagAltSytnax) ||(
-                (context.containsKey("useAltSyntax") &&
-                        context.get("useAltSyntax") != null &&
-                        "true".equals(context.get("useAltSyntax").toString())));
+
+        return "true".equals(tagAltSytnax) || (
+            (context.containsKey("useAltSyntax") &&
+                context.get("useAltSyntax") != null &&
+                "true".equals(context.get("useAltSyntax").toString()))
+        );
     }
 
     /**
      * Returns a String for overriding the default templateSuffix if templateSuffix is on the stack
+     *
      * @param context stack's context
      * @return String
      */
     public static String getTemplateSuffix(Map<String, Object> context) {
         return context.containsKey("templateSuffix") ? (String) context.get("templateSuffix") : null;
     }
+
 }
diff --git a/core/src/test/java/org/apache/struts2/views/jsp/ActionTagTest.java b/core/src/test/java/org/apache/struts2/views/jsp/ActionTagTest.java
index 74765bf..8956390 100644
--- a/core/src/test/java/org/apache/struts2/views/jsp/ActionTagTest.java
+++ b/core/src/test/java/org/apache/struts2/views/jsp/ActionTagTest.java
@@ -39,7 +39,6 @@
 import java.util.HashMap;
 import java.util.Map;
 
-
 /**
  * Unit test for {@link ActionTag}.
  */
@@ -156,7 +155,7 @@
         TestActionTagResult result = (TestActionTagResult) component.getProxy().getInvocation().getResult();
 
         assertTrue(stack.getContext().containsKey(ServletActionContext.PAGE_CONTEXT));
-        assertTrue(stack.getContext().get(ServletActionContext.PAGE_CONTEXT)instanceof PageContext);
+        assertTrue(stack.getContext().get(ServletActionContext.PAGE_CONTEXT) instanceof PageContext);
         assertTrue(result.isExecuted());
     }
 
@@ -177,11 +176,11 @@
         TestActionTagResult result = (TestActionTagResult) component.getProxy().getInvocation().getResult();
 
         assertTrue(stack.getContext().containsKey(ServletActionContext.PAGE_CONTEXT));
-        assertTrue(stack.getContext().get(ServletActionContext.PAGE_CONTEXT)instanceof PageContext);
+        assertTrue(stack.getContext().get(ServletActionContext.PAGE_CONTEXT) instanceof PageContext);
         assertNull(result); // result is never executed, hence never set into invocation
     }
 
-     public void testExecuteButResetReturnSameInvocation() throws Exception {
+    public void testExecuteButResetReturnSameInvocation() throws Exception {
         Mock mockActionInv = new Mock(ActionInvocation.class);
         ActionTag tag = new ActionTag();
         tag.setPageContext(pageContext);
@@ -199,7 +198,7 @@
         ActionComponent component = (ActionComponent) tag.getComponent();
 
         tag.doEndTag();
-         assertSame(oldInvocation, ActionContext.getContext().getActionInvocation());
+        assertSame(oldInvocation, ActionContext.getContext().getActionInvocation());
     }
 
     public void testIngoreContextParamsFalse() throws Exception {
@@ -236,7 +235,7 @@
         tag.setIgnoreContextParams(true);
 
         Map<String, String[]> params = new HashMap<>();
-        params.put("user", new String[] { "Santa Claus" });
+        params.put("user", new String[]{"Santa Claus"});
         ActionContext.getContext().setParameters(HttpParameters.create(params).build());
 
         tag.doStartTag();
@@ -264,7 +263,7 @@
             tag.doEndTag();
             fail("Should have thrown RuntimeException");
         } catch (StrutsException e) {
-             assertEquals("tag 'actioncomponent', field 'name': Action name is required. Example: updatePerson", e.getMessage());
+            assertEquals("tag 'actioncomponent', field 'name': Action name is required. Example: updatePerson", e.getMessage());
         }
     }
 
@@ -287,7 +286,7 @@
         tag.setNamespace("");
         tag.setName("testActionTagAction!input");
         tag.setExecuteResult(true);
-        ((DefaultActionMapper)container.getInstance(ActionMapper.class)).setAllowDynamicMethodCalls("true");
+        ((DefaultActionMapper) container.getInstance(ActionMapper.class)).setAllowDynamicMethodCalls("true");
 
         tag.doStartTag();
 
@@ -299,13 +298,15 @@
         TestActionTagResult result = (TestActionTagResult) component.getProxy().getInvocation().getResult();
 
         assertTrue(stack.getContext().containsKey(ServletActionContext.PAGE_CONTEXT));
-        assertTrue(stack.getContext().get(ServletActionContext.PAGE_CONTEXT)instanceof PageContext);
+        assertTrue(stack.getContext().get(ServletActionContext.PAGE_CONTEXT) instanceof PageContext);
         assertTrue(result.isExecuted());
     }
 
     protected void setUp() throws Exception {
         super.setUp();
-        initDispatcher(new HashMap<String, String>() {{ put("configProviders", TestConfigurationProvider.class.getName()); }});
+        initDispatcher(new HashMap<String, String>() {{
+            put("configProviders", TestConfigurationProvider.class.getName());
+        }});
         createMocks();
     }
 
diff --git a/plugins/rest/src/main/java/org/apache/struts2/rest/RestWorkflowInterceptor.java b/plugins/rest/src/main/java/org/apache/struts2/rest/RestWorkflowInterceptor.java
index 63654ee..6a981c8 100644
--- a/plugins/rest/src/main/java/org/apache/struts2/rest/RestWorkflowInterceptor.java
+++ b/plugins/rest/src/main/java/org/apache/struts2/rest/RestWorkflowInterceptor.java
@@ -34,17 +34,17 @@
 import static javax.servlet.http.HttpServletResponse.SC_BAD_REQUEST;
 
 /**
- * <!-- START SNIPPET: description -->
- * <p>
  * An interceptor that makes sure there are not validation errors before allowing the interceptor chain to continue.
  * <b>This interceptor does not perform any validation</b>.
+ *
+ * <p>
+ * Copied from the {@link com.opensymphony.xwork2.interceptor.DefaultWorkflowInterceptor}, this interceptor adds support
+ * for error handling of Restful operations.  For example, if an validation error is discovered, a map of errors
+ * is created and processed to be returned, using the appropriate content handler for rendering the body.
  * </p>
  *
- * <p>Copied from the {@link com.opensymphony.xwork2.interceptor.DefaultWorkflowInterceptor}, this interceptor adds support for error handling of Restful
- * operations.  For example, if an validation error is discovered, a map of errors is created and processed to be
- * returned, using the appropriate content handler for rendering the body.</p>
- *
- * <p>This interceptor does nothing if the name of the method being invoked is specified in the <b>excludeMethods</b>
+ * <p>
+ * This interceptor does nothing if the name of the method being invoked is specified in the <b>excludeMethods</b>
  * parameter. <b>excludeMethods</b> accepts a comma-delimited list of method names. For example, requests to
  * <b>foo!input.action</b> and <b>foo!back.action</b> will be skipped by this interceptor if you set the
  * <b>excludeMethods</b> parameter to "input, back".
@@ -58,34 +58,20 @@
  * all methods for both parameters.
  * See {@link MethodFilterInterceptor} for more info.
  * </p>
- * <!-- END SNIPPET: description -->
  *
- * <p><u>Interceptor parameters:</u></p>
- * <p>
- * <!-- START SNIPPET: parameters -->
+ * <b>Interceptor parameters:</b>
  *
  * <ul>
- *
  * <li>inputResultName - Default to "input". Determine the result name to be returned when
  * an action / field error is found.</li>
- *
  * </ul>
- * <p>
- * <!-- END SNIPPET: parameters -->
  *
- * <p><u>Extending the interceptor:</u></p>
- * <p>
- * <!-- START SNIPPET: extending -->
- * <p>
+ * <b>Extending the interceptor:</b>
  * There are no known extension points for this interceptor.
- * </p>
- * <!-- END SNIPPET: extending -->
  *
- * <p><u>Example code:</u></p>
+ * <b>Example code:</b>
  *
  * <pre>
- * <!-- START SNIPPET: example -->
- *
  * &lt;action name="someAction" class="com.examples.SomeAction"&gt;
  *     &lt;interceptor-ref name="params"/&gt;
  *     &lt;interceptor-ref name="validation"/&gt;
@@ -118,8 +104,6 @@
  *     &lt;/interceptor-ref&gt;
  *     &lt;result name="success"&gt;good_result.ftl&lt;/result&gt;
  * &lt;/action&gt;
- *
- * <!-- END SNIPPET: example -->
  * </pre>
  *
  * @author Jason Carreira