diff options
Diffstat (limited to 'sca-java-2.x/tags/2.0.1-RC1/modules/web-javascript-dojo/src/main/java/org')
2 files changed, 242 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/web-javascript-dojo/src/main/java/org/apache/tuscany/sca/web/javascript/dojo/DojoResourceServlet.java b/sca-java-2.x/tags/2.0.1-RC1/modules/web-javascript-dojo/src/main/java/org/apache/tuscany/sca/web/javascript/dojo/DojoResourceServlet.java new file mode 100644 index 0000000000..9c3b38b5a4 --- /dev/null +++ b/sca-java-2.x/tags/2.0.1-RC1/modules/web-javascript-dojo/src/main/java/org/apache/tuscany/sca/web/javascript/dojo/DojoResourceServlet.java @@ -0,0 +1,101 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.web.javascript.dojo; + +import java.io.IOException; +import java.io.InputStream; +import java.io.OutputStream; +import java.net.URLDecoder; + +import javax.servlet.http.HttpServlet; +import javax.servlet.http.HttpServletRequest; +import javax.servlet.http.HttpServletResponse; + +import org.apache.tuscany.sca.common.http.HTTPConstants; +import org.apache.tuscany.sca.common.http.HTTPContentTypeMapper; +import org.apache.tuscany.sca.common.http.HTTPUtils; + + +/** + * A Resource servlet used to serve dojo files + * + * @version $Rev$ $Date$ + */ +public class DojoResourceServlet extends HttpServlet { + private static final long serialVersionUID = -4743631858548812340L; + + public DojoResourceServlet() { + + } + + @Override + public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException { + String contextRoot = URLDecoder.decode(HTTPUtils.getContextRoot(request), HTTPConstants.CHARACTER_ENCODING_UTF8); + String path = URLDecoder.decode(request.getRequestURI(), HTTPConstants.CHARACTER_ENCODING_UTF8); + + if( path.startsWith(contextRoot + "/dojo") || + path.startsWith(contextRoot + "/dojox") || + path.startsWith(contextRoot + "/dijit")) { + //is they are dojo modules + + if( (! path.contains("tuscany/AtomService.js")) && + (! path.contains("tuscany/RestService.js")) ) { + + //this is a workaround where we need to have dojo files in its own folder + //to avoid clean target to clean other non dojo resources + path = path.substring(contextRoot.length()); + path = "/dojo" + path; + } + } else if (path.startsWith(contextRoot)) { + path = path.substring(contextRoot.length() + 1); + } else if( path.startsWith("/")) { + path = path.substring(1); + } + + if(response.getContentType() == null || response.getContentType().length() == 0){ + // Calculate content-type based on extension + String contentType = HTTPContentTypeMapper.getContentType(path); + if(contentType != null && contentType.length() >0) { + response.setContentType(contentType); + } + } + + response.setCharacterEncoding(HTTPConstants.CHARACTER_ENCODING_UTF8); + + // Write the response from the service implementation to the response + // output stream + InputStream is = this.getClass().getClassLoader().getResourceAsStream(path); + if (is == null) { + is = this.getClass().getResourceAsStream(path); + } + if(is != null) { + OutputStream os = response.getOutputStream(); + byte[] buffer = new byte[2048]; + for (;;) { + int n = is.read(buffer); + if (n <= 0) + break; + os.write(buffer, 0, n); + } + os.flush(); + os.close(); + } + } +} diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/web-javascript-dojo/src/main/java/org/apache/tuscany/sca/web/javascript/dojo/DojoWidgetJavascriptProvider.java b/sca-java-2.x/tags/2.0.1-RC1/modules/web-javascript-dojo/src/main/java/org/apache/tuscany/sca/web/javascript/dojo/DojoWidgetJavascriptProvider.java new file mode 100644 index 0000000000..b90545d65d --- /dev/null +++ b/sca-java-2.x/tags/2.0.1-RC1/modules/web-javascript-dojo/src/main/java/org/apache/tuscany/sca/web/javascript/dojo/DojoWidgetJavascriptProvider.java @@ -0,0 +1,141 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.web.javascript.dojo; + +import java.net.URI; +import java.util.logging.Logger; + +import javax.servlet.Servlet; + +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.host.http.ServletHost; +import org.apache.tuscany.sca.host.http.ServletHostHelper; +import org.apache.tuscany.sca.host.http.ServletMappingException; +import org.apache.tuscany.sca.implementation.widget.javascript.WidgetImplementationJavascriptProvider; + +public class DojoWidgetJavascriptProvider implements WidgetImplementationJavascriptProvider { + private final static Logger logger = Logger.getLogger(DojoWidgetJavascriptProvider.class.getName()); + + private static final String dojoBaseUri = URI.create("/dojo").toString(); + private static final String dojoUri = URI.create("/dojo/*").toString(); + + private static final String dojoxBaseUri = URI.create("/dojox").toString(); + private static final String dojoxUri = URI.create("/dojox/*").toString(); + + private static final String dijitBaseUri = URI.create("/dijit").toString(); + private static final String dijitUri = URI.create("/dijit/*").toString(); + + private static final String tuscanyBaseUri = URI.create("/tuscany").toString(); + private static final String tuscanyUri = URI.create("/tuscany/*").toString(); + + private static int counter = 0; + + private ServletHost servletHost; + + public DojoWidgetJavascriptProvider(ExtensionPointRegistry registry) { + this.servletHost = ServletHostHelper.getServletHost(registry); + } + + public void start() { + + if (servletHost == null) { + throw new IllegalStateException("Can't find ServletHost reference !"); + } + + Servlet servlet = null; + + servlet = servletHost.getServletMapping(dojoBaseUri); + if(servlet == null) { + try { + DojoResourceServlet baseResourceServlet = new DojoResourceServlet(); + servletHost.addServletMapping(dojoBaseUri, baseResourceServlet); + + DojoResourceServlet resourceServlet = new DojoResourceServlet(); + servletHost.addServletMapping(dojoUri, resourceServlet); + } catch (ServletMappingException me ) { + logger.warning("Dojo already registered at :" + dojoBaseUri); + } + } + + servlet = servletHost.getServletMapping(dojoxBaseUri); + if(servlet == null) { + try { + DojoResourceServlet baseResourceServlet = new DojoResourceServlet(); + servletHost.addServletMapping(dojoxBaseUri, baseResourceServlet); + + DojoResourceServlet resourceServlet = new DojoResourceServlet(); + servletHost.addServletMapping(dojoxUri, resourceServlet); + } catch (ServletMappingException me ) { + logger.warning("Dojox already registered at :" + dojoxBaseUri); + } + } + + servlet = servletHost.getServletMapping(dijitBaseUri); + if(servlet == null) { + try { + DojoResourceServlet baseResourceServlet = new DojoResourceServlet(); + servletHost.addServletMapping(dijitBaseUri, baseResourceServlet); + + DojoResourceServlet resourceServlet = new DojoResourceServlet(); + servletHost.addServletMapping(dijitUri, resourceServlet); + } catch (ServletMappingException me ) { + logger.warning("Dijit already registered at :" + dijitBaseUri); + } + } + + servlet = servletHost.getServletMapping(tuscanyBaseUri); + if(servlet == null) { + try { + DojoResourceServlet baseResourceServlet = new DojoResourceServlet(); + servletHost.addServletMapping(tuscanyBaseUri, baseResourceServlet); + + DojoResourceServlet resourceServlet = new DojoResourceServlet(); + servletHost.addServletMapping(tuscanyUri, resourceServlet); + } catch (ServletMappingException me ) { + logger.warning("Tuscany dojo extensions already registered at :" + tuscanyBaseUri); + } + } + + counter += 1; + logger.info("Registered Dojo and Tuscany Dojo extensions (counter=" + counter + ")"); + } + + public void stop() { + if(counter > 0) { + counter = counter -= 1; + logger.info("Unregistering Dojo and Tuscany Dojo extensions (counter=" + counter + ")"); + } + + Servlet servlet = servletHost.getServletMapping(dojoBaseUri); + if(servlet != null && counter == 0) { + servletHost.removeServletMapping(dojoBaseUri); + servletHost.removeServletMapping(dojoUri); + + servletHost.removeServletMapping(dojoxBaseUri); + servletHost.removeServletMapping(dojoxUri); + + servletHost.removeServletMapping(tuscanyBaseUri); + servletHost.removeServletMapping(tuscanyUri); + } + + servletHost = null; + + } +} |