[jboss-cvs] JBossBlog SVN: r57 - in trunk/blog-core/src/java/org/jboss/blog: tools and 1 other directory.

[jboss-cvs-commits at lists.jboss.org]

Author: adamw
Date: 2007-03-12 20:00:11 -0400 (Mon, 12 Mar 2007)
New Revision: 57

Added:
   trunk/blog-core/src/java/org/jboss/blog/tools/
   trunk/blog-core/src/java/org/jboss/blog/tools/BlogTools.java
   trunk/blog-core/src/java/org/jboss/blog/tools/UITools.java
Log:
Build enhancement

Added: trunk/blog-core/src/java/org/jboss/blog/tools/BlogTools.java
===================================================================
--- trunk/blog-core/src/java/org/jboss/blog/tools/BlogTools.java	                        (rev 0)
+++ trunk/blog-core/src/java/org/jboss/blog/tools/BlogTools.java	2007-03-13 00:00:11 UTC (rev 57)
@@ -0,0 +1,92 @@
+package org.jboss.blog.tools;
+
+import org.jboss.blog.service.BlogService;
+import org.jboss.mx.util.MBeanProxyExt;
+import org.jboss.mx.util.MBeanServerLocator;
+
+import javax.portlet.PortletRequest;
+import javax.faces.context.FacesContext;
+
+/**
+ * Various common and usefull functions.
+ * @author Adam Warski (adamw at aster.pl)
+ */
+public class BlogTools {
+    /**
+     * Using the given request object, tries to read a given portlet preference.
+     * @param req Request from which to read.
+     * @param prefName Name of the preference to read.
+     * @return Value of the given portlet preference or null, if the preference 
+     * is not set.
+     */
+    public static String getPortletPreference(PortletRequest req, String prefName) {
+        return req.getPreferences().getValue(prefName, null);
+    }
+
+    /**
+     * Reads the given init parameter value..
+     * @param initParamName Name of the init parameter to read.
+     * @return Value of the given init parameter or null, if the init parameter
+     * is not set.
+     */
+    public static String getInitParam(String initParamName) {
+        return FacesContext.getCurrentInstance().getExternalContext().
+                getInitParameter(initParamName);
+    }
+
+    /**
+     * Checks if the given request object is of class PortletRequest and if not,
+     * throws an IllegalArgumentException.
+     * @param caller Caller of this function, which class's name will be
+     * included in the exception message.
+     * @param request Request object to cast.
+     * @return The given request object cast to PortletRequest.
+     * @throws IllegalArgumentException When the given request object is not of
+     * class PortletRequest.
+     */
+    public static PortletRequest castToPortletRequest(Object caller, Object request) {
+        if (!(request instanceof PortletRequest)) {
+            throw new IllegalArgumentException(caller.getClass().getName() +
+                    " accepts only PortletRequest parameters, not of class: " +
+                    (request == null ? "NULL" : request.getClass().getName()));
+        }
+
+        return (PortletRequest) request;
+    }
+
+    private static BlogService instance;
+
+    /**
+     *
+     * @return An instance of the blog service.
+     */
+    public static synchronized BlogService getBlogService() {
+        try {
+            if (instance == null) {
+                instance = (BlogService) MBeanProxyExt.create(
+                        BlogService.class,
+                        "blog:service=Main",
+                        MBeanServerLocator.locate());
+            }
+
+            return instance;
+        } catch (Exception e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    /**
+     * Checks if the link is an outside link.
+     * @param link Link to check.
+     * @return True iff the given link is an outside link.
+     */
+    public static boolean isExternalLink(String link) {
+        if (link == null) {
+            return false;
+        }
+
+        link = link.trim();
+        return link.startsWith("http:") || link.startsWith("ftp:")
+                || link.startsWith("https:") || link.startsWith("file:");
+    }
+}

Added: trunk/blog-core/src/java/org/jboss/blog/tools/UITools.java
===================================================================
--- trunk/blog-core/src/java/org/jboss/blog/tools/UITools.java	                        (rev 0)
+++ trunk/blog-core/src/java/org/jboss/blog/tools/UITools.java	2007-03-13 00:00:11 UTC (rev 57)
@@ -0,0 +1,49 @@
+package org.jboss.blog.tools;
+
+import org.jboss.blog.BlogName;
+
+import javax.faces.context.FacesContext;
+import javax.faces.application.FacesMessage;
+
+/**
+ * @author <a href="mailto:adamw at aster.pl">Adam Warski</a>
+ */
+public class UITools {
+    public static final String BLOG_VIEW    = "blog_view";
+    public static final String POST_VIEW    = "post_view";
+
+    public static final String BLOG_EDIT    = "blog_edit";
+    public static final String BLOG_NEW     = "blog_new";
+    public static final String BLOG_DEL     = "blog_del";
+
+    public static final String POST_EDIT    = "post_edit";
+    public static final String POST_NEW     = "post_new";
+    public static final String POST_DEL     = "post_del";
+
+    public static final String COMMENT_DEL  = "comment_del";
+
+    public static final String ADMIN_PANEL  = "admin_panel";
+    public static final String ID_EDIT      = "id_edit";
+
+    public static void addInfoMessage(String message) {
+        FacesContext.getCurrentInstance().addMessage(null,
+                new FacesMessage(FacesMessage.SEVERITY_INFO, message, ""));
+    }
+
+    public static void addErrorMessage(String message) {
+        FacesContext.getCurrentInstance().addMessage(null,
+                new FacesMessage(FacesMessage.SEVERITY_ERROR, message, ""));
+    }
+
+    public static void addMessageBlogDoesntExist(BlogName blogName) {
+        addErrorMessage("The blog you requested does not exist: " + blogName.toString() + ".");
+    }
+
+    public static void addMessagePostDoesntExist(String id) {
+        addErrorMessage("The post you requested: " + id + " does not exist.");
+    }
+
+    public static void addMessageCommentDoesntExist() {
+        addErrorMessage("The comment you requested does not exist.");
+    }
+}