--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/org.symbian.tools.wrttools.debug.core/src/org/symbian/tools/wrttools/debug/internal/web/WebAppInterface.java	Wed Dec 23 17:13:18 2009 -0800
@@ -0,0 +1,146 @@
+/*******************************************************************************
+ * Copyright (c) 2009 Symbian Foundation and/or its subsidiary(-ies).
+ * All rights reserved.
+ * This component and the accompanying materials are made available
+ * under the terms of the License "Eclipse Public License v1.0"
+ * which accompanies this distribution, and is available
+ * at the URL "http://www.eclipse.org/legal/epl-v10.html".
+ *
+ * Initial Contributors:
+ * Symbian Foundation - initial contribution.
+ * Contributors:
+ * Description:
+ * Overview:
+ * Details:
+ * Platforms/Drives/Compatibility:
+ * Assumptions/Requirement/Pre-requisites:
+ * Failures and causes:
+ *******************************************************************************/
+package org.symbian.tools.wrttools.debug.internal.web;
+
+import java.io.UnsupportedEncodingException;
+import java.net.URI;
+import java.net.URISyntaxException;
+import java.net.URLDecoder;
+import java.net.URLEncoder;
+import java.util.Map;
+import java.util.TreeMap;
+
+import org.eclipse.core.resources.IFile;
+import org.eclipse.core.resources.IProject;
+import org.eclipse.core.resources.ResourcesPlugin;
+import org.eclipse.core.runtime.jobs.Job;
+import org.symbian.tools.wrttools.debug.internal.Activator;
+import org.symbian.tools.wrttools.debug.internal.launch.DebugConnectionJob;
+
+public class WebAppInterface {
+	private static WebAppInterface INSTANCE;
+
+	public static void connectDebugger(String widget, String id) {
+		getInstance().connect(widget, id);
+	}
+
+	public static String decode(String value) {
+		try {
+			return URLDecoder.decode(value, "UTF-8");
+		} catch (UnsupportedEncodingException e) {
+			throw new RuntimeException(e);
+		}
+	}
+
+	public static String encode(String project) {
+		try {
+			return URLEncoder.encode(project, "UTF-8");
+		} catch (UnsupportedEncodingException e) {
+			throw new RuntimeException(e);
+		}
+	}
+
+	public static String getAjaxUri(String widget, String id) {
+		return getInstance().createAjaxUri(widget, id).toASCIIString();
+	}
+
+	public synchronized static WebAppInterface getInstance() {
+		if (INSTANCE == null) {
+			INSTANCE = new WebAppInterface();
+		}
+		return INSTANCE;
+	}
+
+	public static String getUrl(String widget, String id) {
+		return getInstance().complete(widget, id);
+	}
+
+	public static boolean isConnected(String widget, String id) {
+		return getInstance().isJobComplete(widget, id);
+	}
+
+	private final Map<String, DebugConnectionJob> debuggerJobs = new TreeMap<String, DebugConnectionJob>();
+
+	private WebAppInterface() {
+		try {
+			WebappManager.start("wrtbrowser");
+		} catch (Exception e) {
+			Activator.log(e);
+		}
+	}
+
+	private synchronized String complete(String widget, String id) {
+		IFile file = ResourcesPlugin.getWorkspace().getRoot()
+				.getProject(widget).getFile("wrt_preview_frame.html");
+		if (file.isAccessible()) {
+			return WorkspaceResourcesServlet.getHttpUrl(file);
+		}
+		return "";
+	}
+
+	private synchronized void connect(String widget, String id) {
+		Job job = debuggerJobs.get(getId(widget, id));
+		if (job != null) {
+			job.schedule();
+		}
+	}
+
+	private URI createAjaxUri(String widget, String id) {
+		try {
+			return createUri("connectionTest.jsp", widget, id);
+		} catch (URISyntaxException e) {
+			Activator.log(e);
+			return null;
+		}
+	}
+
+	private URI createUri(String page, String project, String session)
+			throws URISyntaxException {
+		URI uri = new URI("http", null, WebappManager.getHost(), WebappManager
+				.getPort(), "/wrtdebugger/" + page, "widget=" + encode(project)
+				+ "&session=" + session, null);
+		return uri;
+	}
+
+	private String getId(String name, String session) {
+		return name + "$" + session;
+	}
+
+	private synchronized boolean isJobComplete(String widget, String id) {
+		DebugConnectionJob job = debuggerJobs.get(getId(widget, id));
+		boolean isComplete = job == null || job.isConnected();
+		return isComplete;
+	}
+
+	public synchronized URI prepareDebugger(IProject project,
+			DebugConnectionJob job) {
+		try {
+			String session = Long.toHexString(System.currentTimeMillis());
+			URI uri = createUri("debugger.jsp", project.getName(), session);
+			if (job != null) {
+				debuggerJobs.put(getId(project.getName(), session), job);
+				job.setTabUri(uri);
+			}
+			return uri;
+		} catch (URISyntaxException e) {
+			Activator.log(e);
+		}
+		return null;
+	}
+}