Author: reto
Date: Tue Aug 17 14:53:26 2010
New Revision: 986341
URL: http://svn.apache.org/viewvc?rev=986341&view=rev
Log:
CLEREZZA-278: added support classes to write renderlets in scala more easily
Added:
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.typerendering.scala/
(with props)
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.typerendering.scala/pom.xml
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.typerendering.scala/src/
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.typerendering.scala/src/main/
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.typerendering.scala/src/main/scala/
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.typerendering.scala/src/main/scala/org/
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.typerendering.scala/src/main/scala/org/apache/
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.typerendering.scala/src/main/scala/org/apache/clerezza/
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.typerendering.scala/src/main/scala/org/apache/clerezza/platform/
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.typerendering.scala/src/main/scala/org/apache/clerezza/platform/typerendering/
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.typerendering.scala/src/main/scala/org/apache/clerezza/platform/typerendering/scala/
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.typerendering.scala/src/main/scala/org/apache/clerezza/platform/typerendering/scala/PageRenderlet.scala
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.typerendering.scala/src/main/scala/org/apache/clerezza/platform/typerendering/scala/RenderedPage.scala
Propchange:
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.typerendering.scala/
------------------------------------------------------------------------------
--- svn:ignore (added)
+++ svn:ignore Tue Aug 17 14:53:26 2010
@@ -0,0 +1 @@
+target
Added:
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.typerendering.scala/pom.xml
URL:
http://svn.apache.org/viewvc/incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.typerendering.scala/pom.xml?rev=986341&view=auto
==============================================================================
---
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.typerendering.scala/pom.xml
(added)
+++
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.typerendering.scala/pom.xml
Tue Aug 17 14:53:26 2010
@@ -0,0 +1,61 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><project
xmlns="http://maven.apache.org/POM/4.0.0";
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";>
+ <modelVersion>4.0.0</modelVersion>
+ <parent>
+ <groupId>org.apache.clerezza</groupId>
+ <artifactId>org.apache.clerezza.parent</artifactId>
+ <version>0.2-incubating-SNAPSHOT</version>
+ </parent>
+ <groupId>org.apache.clerezza</groupId>
+
<artifactId>org.apache.clerezza.platform.typerendering.scala</artifactId>
+ <packaging>bundle</packaging>
+ <version>0.1-incubating-SNAPSHOT</version>
+ <name>Clerezza - Platform Typerendering Utilities for Scala</name>
+ <description>Utilities to write renderlets in Scala</description>
+ <dependencies>
+ <dependency>
+ <groupId>org.apache.clerezza</groupId>
+ <artifactId>org.apache.clerezza.platform</artifactId>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.clerezza</groupId>
+
<artifactId>org.apache.clerezza.rdf.scala.utils</artifactId>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.clerezza</groupId>
+
<artifactId>org.apache.clerezza.platform.typerendering.core</artifactId>
+ </dependency>
+ <dependency>
+ <groupId>org.scala-lang</groupId>
+ <artifactId>scala-library</artifactId>
+ </dependency>
+ </dependencies>
+
+ <build>
+ <sourceDirectory>src/main/scala</sourceDirectory>
+ <testSourceDirectory>src/test/scala</testSourceDirectory>
+ <plugins>
+ <plugin>
+ <groupId>org.scala-tools</groupId>
+ <artifactId>maven-scala-plugin</artifactId>
+ <executions>
+ <execution>
+ <goals>
+ <goal>compile</goal>
+ <goal>testCompile</goal>
+ </goals>
+ </execution>
+ </executions>
+ </plugin>
+ <plugin>
+ <groupId>org.apache.felix</groupId>
+ <artifactId>maven-bundle-plugin</artifactId>
+ <configuration>
+ <instructions>
+
<Export-Package>org.apache.clerezza.platform.typerendering.scala</Export-Package>
+
<Bundle-SymbolicName>org.apache.clerezza.platform.typerendering.scala</Bundle-SymbolicName>
+ </instructions>
+ </configuration>
+ </plugin>
+ </plugins>
+ </build>
+</project>
Added:
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.typerendering.scala/src/main/scala/org/apache/clerezza/platform/typerendering/scala/PageRenderlet.scala
URL:
http://svn.apache.org/viewvc/incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.typerendering.scala/src/main/scala/org/apache/clerezza/platform/typerendering/scala/PageRenderlet.scala?rev=986341&view=auto
==============================================================================
---
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.typerendering.scala/src/main/scala/org/apache/clerezza/platform/typerendering/scala/PageRenderlet.scala
(added)
+++
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.typerendering.scala/src/main/scala/org/apache/clerezza/platform/typerendering/scala/PageRenderlet.scala
Tue Aug 17 14:53:26 2010
@@ -0,0 +1,99 @@
+package org.apache.clerezza.platform.typerendering.scala
+
+//import ontologies._
+import java.io.IOException
+import java.io.OutputStream
+import java.io.PrintWriter
+import java.net.URI
+import java.util.ArrayList
+import java.util.Comparator
+import java.util.Iterator
+import java.util.List
+import java.util.SortedSet
+import java.util.TreeSet
+import javax.ws.rs.core.MediaType
+import org.apache.clerezza.platform.typerendering.Renderlet.RequestProperties
+import org.apache.clerezza.platform.typerendering._
+import org.apache.clerezza.rdf.core.NonLiteral
+import org.apache.clerezza.rdf.core.Resource
+import org.apache.clerezza.rdf.core.UriRef
+import org.apache.clerezza.rdf.ontologies.DISCOBITS
+import org.apache.clerezza.rdf.utils.GraphNode
+import org.osgi.service.component.ComponentContext
+import org.apache.clerezza.rdf.ontologies._
+import org.apache.clerezza.rdf.core._
+import org.apache.clerezza.rdf.utils._
+import org.apache.clerezza.rdf.scala.utils.Preamble._
+
+/**
+ * This abstract Renderlet is overwritten to support the rendering of a
+ * particular RDF type in scala.
+ * <br/>
+ * Overwriting classes weill define the method renderedPage(Arguments),
rdfType
+ * and optionally mode.
+ * <br/>
+ * This class makes sure the renderlet is registered with the renderlet manager
+ * when the component is activated.
+ * <br/>
+ * There's typically only one instance of a PageRenderlet while a new instance
+ * of RenderedPage is generated for each request.
+ *
+ */
+abstract class PageRenderlet extends Renderlet {
+
+ println("constructoing PageRenderlet")
+
+ def renderedPage(renderingArguments: RenderedPage.Arguments):
RenderedPage
+ def rdfType: UriRef
+ def mode = "naked"
+
+ var renderletManager: RenderletManager = null;
+
+ def ifx[T](con: => Boolean)(f: => T) : T = {
+ if (con) f else null.asInstanceOf[T]
+ }
+
+ val resultDocModifier =
org.apache.clerezza.platform.typerendering.ResultDocModifier.getInstance();
+
+
+ def activate(context: ComponentContext) = {
+ println("activating Page Renderlet "+this.getClass);
+ renderletManager.registerRenderlet(this.getClass.getName,
+ null,
+ rdfType, mode,
+ MediaType.APPLICATION_XHTML_XML_TYPE, true);
+ }
+
+
+
+ @throws(classOf[IOException])
+ override def render(res: GraphNode, context: GraphNode,
+ renderer: CallbackRenderer ,
+ renderingSpecification: URI,
+ mode: String,
+ mediaType: MediaType,
+ requestProperties: RequestProperties,
+ os: OutputStream) = {
+ if (os == null) {
+ throw new IllegalArgumentException("Exception!")
+ }
+ val renderingSpecificationOption = if
(renderingSpecification != null) {Some(renderingSpecification)} else {None}
+ val modeOption = if (mode != null) {Some(mode)} else
{None}
+ renderedPage(
+ RenderedPage.Arguments(res, context, renderer,
+
renderingSpecificationOption, modeOption, mediaType, os));
+
+ }
+
+
+
+ def bindRenderletManager(m: RenderletManager) = {
+ renderletManager = m
+ }
+
+ def unbindRenderletManager(m: RenderletManager) = {
+ renderletManager = null
+ }
+
+}
+
Added:
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.typerendering.scala/src/main/scala/org/apache/clerezza/platform/typerendering/scala/RenderedPage.scala
URL:
http://svn.apache.org/viewvc/incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.typerendering.scala/src/main/scala/org/apache/clerezza/platform/typerendering/scala/RenderedPage.scala?rev=986341&view=auto
==============================================================================
---
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.typerendering.scala/src/main/scala/org/apache/clerezza/platform/typerendering/scala/RenderedPage.scala
(added)
+++
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.typerendering.scala/src/main/scala/org/apache/clerezza/platform/typerendering/scala/RenderedPage.scala
Tue Aug 17 14:53:26 2010
@@ -0,0 +1,88 @@
+package org.apache.clerezza.platform.typerendering.scala
+
+
+import java.io.IOException
+import java.io.OutputStream
+import java.io.PrintWriter
+import java.net.URI
+import java.util.ArrayList
+import java.util.Comparator
+import java.util.Iterator
+import java.util.List
+import java.util.SortedSet
+import java.util.TreeSet
+import javax.ws.rs.core.MediaType
+import scala.xml._
+import org.apache.clerezza.platform.typerendering._
+import org.apache.clerezza.rdf.core.NonLiteral
+import org.apache.clerezza.rdf.core.Resource
+import org.apache.clerezza.rdf.core.UriRef
+import org.apache.clerezza.rdf.utils.GraphNode
+import org.osgi.service.component.ComponentContext
+import org.apache.clerezza.rdf.ontologies._
+import org.apache.clerezza.rdf.core._
+import org.apache.clerezza.rdf.utils._
+import org.apache.clerezza.rdf.scala.utils.Preamble._
+
+
+/**
+ * PageRenderlet.renderedPage returns an instance of this class, implementing
+ * the content method to produce an XML Elmenet suitable as response to the
+ * request yieldingto the arguments passed to the constructor.
+ */
+abstract class RenderedPage(arguments: RenderedPage.Arguments) {
+ val RenderedPage.Arguments(
+ res: GraphNode,
+ context: GraphNode,
+ renderer: CallbackRenderer,
+ renderingSpecificationOption:
Option[URI],
+ modeOption: Option[String],
+ mediaType: MediaType,
+ os: OutputStream) = arguments;
+ val mode = modeOption match {
+ case Some(x) => x
+ case None => null
+ }
+
+ def render(resource : GraphNode) : Seq[Node] = {
+ modeOption match {
+ case Some(m) => render(resource, m)
+ case None => render(resource, "naked")
+ }
+ }
+
+ def render(resource : GraphNode, mode : String) = {
+ def parseNodeSeq(string : String) = {
+
_root_.scala.xml.XML.loadString("<elem>"+string+"</elem>").child
+ }
+ val baos = new java.io.ByteArrayOutputStream
+ renderer.render(resource, context, mode, baos)
+ parseNodeSeq(new String(baos.toByteArray))
+ }
+ println("rendering")
+ val out = new PrintWriter(os)
+
+
+ def ifx[T](con: => Boolean)(f: => T) : T = {
+ if (con) f else null.asInstanceOf[T]
+ }
+
+ val resultDocModifier =
org.apache.clerezza.platform.typerendering.ResultDocModifier.getInstance();
+
+ out.println(
+ content
+ )
+ out.flush()
+
+ def content : Elem;
+
+
+}
+object RenderedPage {
+ case class Arguments(res: GraphNode, context: GraphNode,
+ renderer: CallbackRenderer ,
+ renderingSpecificationOption:
Option[URI],
+ modeOption: Option[String],
+ mediaType: MediaType,
+ os: OutputStream);
+}
\ No newline at end of file
