created a new bundle project from scratch, adding GWT OSGi bundle as dependency

This commit is contained in:
Axel Uhl committed 2011-07-04 13:42:42 +02:00
1 parent 37f57fb6e3
commit 4db5d2c140
41 files changed
+375 -3

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@@ -1,7 +1,7 @@
<?xml version="1.0" encoding="UTF-8"?>
<classpath>
<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.6"/>
<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
<classpathentry kind="src" path="src"/>
<classpathentry kind="con" path="com.google.gwt.eclipse.core.GWT_CONTAINER"/>
<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER"/>
<classpathentry kind="output" path="war/WEB-INF/classes"/>
<classpathentry kind="output" path="bin"/>
</classpath>
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@@ -0,0 +1 @@
/bin
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@@ -10,6 +10,16 @@
<arguments>
</arguments>
</buildCommand>
<buildCommand>
<name>org.eclipse.pde.ManifestBuilder</name>
<arguments>
</arguments>
</buildCommand>
<buildCommand>
<name>org.eclipse.pde.SchemaBuilder</name>
<arguments>
</arguments>
</buildCommand>
<buildCommand>
<name>com.google.gdt.eclipse.core.webAppProjectValidator</name>
<arguments>
@@ -22,6 +32,7 @@
</buildCommand>
</buildSpec>
<natures>
<nature>org.eclipse.pde.PluginNature</nature>
<nature>org.eclipse.jdt.core.javanature</nature>
<nature>com.google.gwt.eclipse.core.gwtNature</nature>
</natures>
@@ -0,0 +1,8 @@
#Mon Jul 04 13:09:48 CEST 2011
eclipse.preferences.version=1
org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.6
org.eclipse.jdt.core.compiler.compliance=1.6
org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
org.eclipse.jdt.core.compiler.source=1.6
@@ -0,0 +1,4 @@
#Mon Jul 04 13:09:48 CEST 2011
eclipse.preferences.version=1
pluginProject.extensions=false
resolve.requirebundle=false
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Manifest-Version: 1.0
Bundle-ManifestVersion: 2
Bundle-Name: Sailing App GWT UI
Bundle-SymbolicName: com.sap.sailing.gwt.ui
Bundle-Version: 1.0.0.qualifier
Bundle-Vendor: SAP
Bundle-RequiredExecutionEnvironment: JavaSE-1.6
Require-Bundle: com.google.gwt.osgi;bundle-version="2.3.0"
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source.. = src/
output.. = bin/
bin.includes = META-INF/,\
.
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<?xml version="1.0" encoding="UTF-8"?>
<classpath>
<classpathentry kind="src" path="src"/>
<classpathentry kind="con" path="com.google.gwt.eclipse.core.GWT_CONTAINER"/>
<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER"/>
<classpathentry kind="output" path="war/WEB-INF/classes"/>
</classpath>
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<?xml version="1.0" encoding="UTF-8"?>
<projectDescription>
<name>com.sap.sailing.gwt.ui</name>
<comment></comment>
<projects>
</projects>
<buildSpec>
<buildCommand>
<name>org.eclipse.jdt.core.javabuilder</name>
<arguments>
</arguments>
</buildCommand>
<buildCommand>
<name>com.google.gdt.eclipse.core.webAppProjectValidator</name>
<arguments>
</arguments>
</buildCommand>
<buildCommand>
<name>com.google.gwt.eclipse.core.gwtProjectValidator</name>
<arguments>
</arguments>
</buildCommand>
</buildSpec>
<natures>
<nature>org.eclipse.jdt.core.javanature</nature>
<nature>com.google.gwt.eclipse.core.gwtNature</nature>
</natures>
</projectDescription>
@@ -0,0 +1,23 @@
<?xml version="1.0" encoding="UTF-8"?>
<module rename-to='com_sap_sailing_gwt_ui'>
<!-- Inherit the core Web Toolkit stuff. -->
<inherits name='com.google.gwt.user.User'/>
<!-- Inherit the default GWT style sheet. You can change -->
<!-- the theme of your GWT application by uncommenting -->
<!-- any one of the following lines. -->
<inherits name='com.google.gwt.user.theme.clean.Clean'/>
<!-- <inherits name='com.google.gwt.user.theme.standard.Standard'/> -->
<!-- <inherits name='com.google.gwt.user.theme.chrome.Chrome'/> -->
<!-- <inherits name='com.google.gwt.user.theme.dark.Dark'/> -->
<!-- Other module inherits -->
<!-- Specify the app entry point class. -->
<entry-point class='com.sap.sailing.gwt.ui.client.Com_sap_sailing_gwt_ui'/>
<!-- Specify the paths for translatable code -->
<source path='client'/>
<source path='shared'/>
</module>
@@ -0,0 +1,146 @@
package com.sap.sailing.gwt.ui.client;
import com.sap.sailing.gwt.ui.shared.FieldVerifier;
import com.google.gwt.core.client.EntryPoint;
import com.google.gwt.core.client.GWT;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.event.dom.client.KeyCodes;
import com.google.gwt.event.dom.client.KeyUpEvent;
import com.google.gwt.event.dom.client.KeyUpHandler;
import com.google.gwt.user.client.rpc.AsyncCallback;
import com.google.gwt.user.client.ui.Button;
import com.google.gwt.user.client.ui.DialogBox;
import com.google.gwt.user.client.ui.HTML;
import com.google.gwt.user.client.ui.Label;
import com.google.gwt.user.client.ui.RootPanel;
import com.google.gwt.user.client.ui.TextBox;
import com.google.gwt.user.client.ui.VerticalPanel;
/**
* Entry point classes define <code>onModuleLoad()</code>.
*/
public class Com_sap_sailing_gwt_ui implements EntryPoint {
/**
* The message displayed to the user when the server cannot be reached or
* returns an error.
*/
private static final String SERVER_ERROR = "An error occurred while "
+ "attempting to contact the server. Please check your network " + "connection and try again.";
/**
* Create a remote service proxy to talk to the server-side Greeting service.
*/
private final GreetingServiceAsync greetingService = GWT.create(GreetingService.class);
/**
* This is the entry point method.
*/
public void onModuleLoad() {
final Button sendButton = new Button("Send");
final TextBox nameField = new TextBox();
nameField.setText("GWT User");
final Label errorLabel = new Label();
// We can add style names to widgets
sendButton.addStyleName("sendButton");
// Add the nameField and sendButton to the RootPanel
// Use RootPanel.get() to get the entire body element
RootPanel.get("nameFieldContainer").add(nameField);
RootPanel.get("sendButtonContainer").add(sendButton);
RootPanel.get("errorLabelContainer").add(errorLabel);
// Focus the cursor on the name field when the app loads
nameField.setFocus(true);
nameField.selectAll();
// Create the popup dialog box
final DialogBox dialogBox = new DialogBox();
dialogBox.setText("Remote Procedure Call");
dialogBox.setAnimationEnabled(true);
final Button closeButton = new Button("Close");
// We can set the id of a widget by accessing its Element
closeButton.getElement().setId("closeButton");
final Label textToServerLabel = new Label();
final HTML serverResponseLabel = new HTML();
VerticalPanel dialogVPanel = new VerticalPanel();
dialogVPanel.addStyleName("dialogVPanel");
dialogVPanel.add(new HTML("<b>Sending name to the server:</b>"));
dialogVPanel.add(textToServerLabel);
dialogVPanel.add(new HTML("<br><b>Server replies:</b>"));
dialogVPanel.add(serverResponseLabel);
dialogVPanel.setHorizontalAlignment(VerticalPanel.ALIGN_RIGHT);
dialogVPanel.add(closeButton);
dialogBox.setWidget(dialogVPanel);
// Add a handler to close the DialogBox
closeButton.addClickHandler(new ClickHandler() {
public void onClick(ClickEvent event) {
dialogBox.hide();
sendButton.setEnabled(true);
sendButton.setFocus(true);
}
});
// Create a handler for the sendButton and nameField
class MyHandler implements ClickHandler, KeyUpHandler {
/**
* Fired when the user clicks on the sendButton.
*/
public void onClick(ClickEvent event) {
sendNameToServer();
}
/**
* Fired when the user types in the nameField.
*/
public void onKeyUp(KeyUpEvent event) {
if (event.getNativeKeyCode() == KeyCodes.KEY_ENTER) {
sendNameToServer();
}
}
/**
* Send the name from the nameField to the server and wait for a response.
*/
private void sendNameToServer() {
// First, we validate the input.
errorLabel.setText("");
String textToServer = nameField.getText();
if (!FieldVerifier.isValidName(textToServer)) {
errorLabel.setText("Please enter at least four characters");
return;
}
// Then, we send the input to the server.
sendButton.setEnabled(false);
textToServerLabel.setText(textToServer);
serverResponseLabel.setText("");
greetingService.greetServer(textToServer, new AsyncCallback<String>() {
public void onFailure(Throwable caught) {
// Show the RPC error message to the user
dialogBox.setText("Remote Procedure Call - Failure");
serverResponseLabel.addStyleName("serverResponseLabelError");
serverResponseLabel.setHTML(SERVER_ERROR);
dialogBox.center();
closeButton.setFocus(true);
}
public void onSuccess(String result) {
dialogBox.setText("Remote Procedure Call");
serverResponseLabel.removeStyleName("serverResponseLabelError");
serverResponseLabel.setHTML(result);
dialogBox.center();
closeButton.setFocus(true);
}
});
}
}
// Add a handler to send the name to the server
MyHandler handler = new MyHandler();
sendButton.addClickHandler(handler);
nameField.addKeyUpHandler(handler);
}
}
@@ -0,0 +1,12 @@
package com.sap.sailing.gwt.ui.client;
import com.google.gwt.user.client.rpc.RemoteService;
import com.google.gwt.user.client.rpc.RemoteServiceRelativePath;
/**
* The client side stub for the RPC service.
*/
@RemoteServiceRelativePath("greet")
public interface GreetingService extends RemoteService {
String greetServer(String name) throws IllegalArgumentException;
}
@@ -0,0 +1,10 @@
package com.sap.sailing.gwt.ui.client;
import com.google.gwt.user.client.rpc.AsyncCallback;
/**
* The async counterpart of <code>GreetingService</code>.
*/
public interface GreetingServiceAsync {
void greetServer(String input, AsyncCallback<String> callback) throws IllegalArgumentException;
}
@@ -0,0 +1,45 @@
package com.sap.sailing.gwt.ui.server;
import com.sap.sailing.gwt.ui.client.GreetingService;
import com.sap.sailing.gwt.ui.shared.FieldVerifier;
import com.google.gwt.user.server.rpc.RemoteServiceServlet;
/**
* The server side implementation of the RPC service.
*/
@SuppressWarnings("serial")
public class GreetingServiceImpl extends RemoteServiceServlet implements GreetingService {
public String greetServer(String input) throws IllegalArgumentException {
// Verify that the input is valid.
if (!FieldVerifier.isValidName(input)) {
// If the input is not valid, throw an IllegalArgumentException back to
// the client.
throw new IllegalArgumentException("Name must be at least 4 characters long");
}
String serverInfo = getServletContext().getServerInfo();
String userAgent = getThreadLocalRequest().getHeader("User-Agent");
// Escape data from the client to avoid cross-site script vulnerabilities.
input = escapeHtml(input);
userAgent = escapeHtml(userAgent);
return "Hello, " + input + "!<br><br>I am running " + serverInfo + ".<br><br>It looks like you are using:<br>"
+ userAgent;
}
/**
* Escape an html string. Escaping data received from the client helps to
* prevent cross-site script vulnerabilities.
*
* @param html the html string to escape
* @return the escaped string
*/
private String escapeHtml(String html) {
if (html == null) {
return null;
}
return html.replaceAll("&", "&amp;").replaceAll("<", "&lt;").replaceAll(">", "&gt;");
}
}
@@ -0,0 +1,42 @@
package com.sap.sailing.gwt.ui.shared;
/**
* <p>
* FieldVerifier validates that the name the user enters is valid.
* </p>
* <p>
* This class is in the <code>shared</code> package because we use it in both
* the client code and on the server. On the client, we verify that the name is
* valid before sending an RPC request so the user doesn't have to wait for a
* network round trip to get feedback. On the server, we verify that the name is
* correct to ensure that the input is correct regardless of where the RPC
* originates.
* </p>
* <p>
* When creating a class that is used on both the client and the server, be sure
* that all code is translatable and does not use native JavaScript. Code that
* is not translatable (such as code that interacts with a database or the file
* system) cannot be compiled into client side JavaScript. Code that uses native
* JavaScript (such as Widgets) cannot be run on the server.
* </p>
*/
public class FieldVerifier {
/**
* Verifies that the specified name is valid for our service.
*
* In this example, we only require that the name is at least four
* characters. In your application, you can use more complex checks to ensure
* that usernames, passwords, email addresses, URLs, and other fields have the
* proper syntax.
*
* @param name the name to validate
* @return true if valid, false if invalid
*/
public static boolean isValidName(String name) {
if (name == null) {
return false;
}
return name.length() > 3;
}
}
@@ -0,0 +1,23 @@
<?xml version="1.0" encoding="UTF-8"?>
<module rename-to='com_sap_sailing_gwt_ui'>
<!-- Inherit the core Web Toolkit stuff. -->
<inherits name='com.google.gwt.user.User'/>
<!-- Inherit the default GWT style sheet. You can change -->
<!-- the theme of your GWT application by uncommenting -->
<!-- any one of the following lines. -->
<inherits name='com.google.gwt.user.theme.clean.Clean'/>
<!-- <inherits name='com.google.gwt.user.theme.standard.Standard'/> -->
<!-- <inherits name='com.google.gwt.user.theme.chrome.Chrome'/> -->
<!-- <inherits name='com.google.gwt.user.theme.dark.Dark'/> -->
<!-- Other module inherits -->
<!-- Specify the app entry point class. -->
<entry-point class='com.sap.sailing.gwt.ui.client.Com_sap_sailing_gwt_ui'/>
<!-- Specify the paths for translatable code -->
<source path='client'/>
<source path='shared'/>
</module>