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implemented a GWT browser storage wrapper that uses native methods immediately, with a working cross-tab notification

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Axel Uhl committed 2014-10-10 21:39:05 +02:00
1 parent bb2d66a342
commit 79c038d92d
3 files changed
+169 -28
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java/com.sap.sailing.gwt.ui/SailingGWT.launch
+29 -28
View File
@@ -19,34 +19,35 @@
<listEntry value="org.eclipse.debug.ui.launchGroup.run"/> <listEntry value="org.eclipse.debug.ui.launchGroup.run"/>
</listAttribute> </listAttribute>
<listAttribute key="org.eclipse.jdt.launching.CLASSPATH"> <listAttribute key="org.eclipse.jdt.launching.CLASSPATH">
<listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#13;&#10;&lt;runtimeClasspathEntry containerPath=&quot;org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.6&quot; javaProject=&quot;com.sap.sailing.gwt.ui&quot; path=&quot;1&quot; type=&quot;4&quot;/&gt;&#13;&#10;"/> <listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;runtimeClasspathEntry containerPath=&quot;org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.6&quot; javaProject=&quot;com.sap.sailing.gwt.ui&quot; path=&quot;1&quot; type=&quot;4&quot;/&gt;&#10;"/>
<listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#13;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.gwt.ui/src/main/resources&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#13;&#10;"/> <listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.gwt.ui/src/main/resources&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#10;"/>
<listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#13;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.gwt.ui/src/main/java&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#13;&#10;"/> <listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.gwt.ui/src/main/java&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#10;"/>
<listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#13;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.domain/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#13;&#10;"/> <listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.domain/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#10;"/>
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<listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#13;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.domain.common/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#13;&#10;"/> <listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.domain.common/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#10;"/>
<listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#13;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/org.json.simple/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#13;&#10;"/> <listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/org.json.simple/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#10;"/>
<listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#13;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.server/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#13;&#10;"/> <listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.server/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#10;"/>
<listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#13;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.domain.tractracadapter/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#13;&#10;"/> <listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.domain.tractracadapter/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#10;"/>
<listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#13;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.expeditionconnector/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#13;&#10;"/> <listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.expeditionconnector/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#10;"/>
<listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#13;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.declination/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#13;&#10;"/> <listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.declination/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#10;"/>
<listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#13;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.declination/resources&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#13;&#10;"/> <listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.declination/resources&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#10;"/>
<listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#13;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.udpconnector/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#13;&#10;"/> <listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.udpconnector/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#10;"/>
<listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#13;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.mongodb/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#13;&#10;"/> <listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.mongodb/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#10;"/>
<listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#13;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.domain.swisstimingadapter/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#13;&#10;"/> <listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.domain.swisstimingadapter/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#10;"/>
<listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#13;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.domain.persistence/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#13;&#10;"/> <listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.domain.persistence/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#10;"/>
<listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#13;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.domain.swisstimingadapter.persistence/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#13;&#10;"/> <listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.domain.swisstimingadapter.persistence/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#10;"/>
<listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#13;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.operationaltransformation/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#13;&#10;"/> <listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.operationaltransformation/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#10;"/>
<listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#13;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.domain.tractracadapter.persistence/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#13;&#10;"/> <listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.domain.tractracadapter.persistence/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#10;"/>
<listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#13;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/org.moxieapps.gwt.highcharts/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#13;&#10;"/> <listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/org.moxieapps.gwt.highcharts/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#10;"/>
<listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#13;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.geocoding/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#13;&#10;"/> <listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.geocoding/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#10;"/>
<listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#13;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.server.replication/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#13;&#10;"/> <listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.server.replication/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#10;"/>
<listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#13;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.datamining.shared/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#13;&#10;"/> <listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sailing.datamining.shared/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#10;"/>
<listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#13;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sse.common/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#13;&#10;"/> <listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sse.common/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#10;"/>
<listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#13;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sse.datamining.shared/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#13;&#10;"/> <listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sse.datamining.shared/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#10;"/>
<listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#13;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sse.gwt/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#13;&#10;"/> <listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sse.gwt/src&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#10;"/>
<listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#13;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.google.gwt.osgi/lib/gwt-user.jar&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#13;&#10;"/> <listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.google.gwt.osgi/lib/gwt-user.jar&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#10;"/>
<listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#13;&#10;&lt;runtimeClasspathEntry id=&quot;org.eclipse.jdt.launching.classpathentry.defaultClasspath&quot;&gt;&#13;&#10;&lt;memento exportedEntriesOnly=&quot;false&quot; project=&quot;com.sap.sailing.gwt.ui&quot;/&gt;&#13;&#10;&lt;/runtimeClasspathEntry&gt;&#13;&#10;"/> <listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;runtimeClasspathEntry id=&quot;org.eclipse.jdt.launching.classpathentry.defaultClasspath&quot;&gt;&#10;&lt;memento exportedEntriesOnly=&quot;false&quot; project=&quot;com.sap.sailing.gwt.ui&quot;/&gt;&#10;&lt;/runtimeClasspathEntry&gt;&#10;"/>
<listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/com.sap.sse.security.ui/src/main/java&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#10;"/>
</listAttribute> </listAttribute>
<stringAttribute key="org.eclipse.jdt.launching.CLASSPATH_PROVIDER" value="com.google.gwt.eclipse.core.moduleClasspathProvider"/> <stringAttribute key="org.eclipse.jdt.launching.CLASSPATH_PROVIDER" value="com.google.gwt.eclipse.core.moduleClasspathProvider"/>
<booleanAttribute key="org.eclipse.jdt.launching.DEFAULT_CLASSPATH" value="false"/> <booleanAttribute key="org.eclipse.jdt.launching.DEFAULT_CLASSPATH" value="false"/>
java/com.sap.sse.gwt/src/com/sap/sse/gwt/client/Storage.java
Executable
+98
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@@ -0,0 +1,98 @@
package com.sap.sse.gwt.client;
import java.util.HashSet;
import java.util.Set;
import com.google.gwt.core.client.JavaScriptObject;
import com.google.gwt.event.shared.HandlerRegistration;
/**
* Represents the browser's localStorage and sessionStorage objects and provides eventing support.
*
* @author Axel Uhl (D043530)
*
*/
public class Storage extends JavaScriptObject {
private static final Set<StorageEvent.Handler> storageEventHandlers = new HashSet<>();
static {
registerAsStorageEventHandler();
}
private static void registerAsStorageEventHandler() {
if (isSupported()) {
registerAsStorageEventHandlerImpl();
}
}
private static native void registerAsStorageEventHandlerImpl() /*-{
$wnd.addEventListener("storage", function(e) {
@com.sap.sse.gwt.client.Storage::onStorageEvent(Lcom/google/gwt/core/client/JavaScriptObject;)(e);
});
}-*/;
private static void onStorageEvent(JavaScriptObject event) {
StorageEvent storageEvent = event.cast();
for (StorageEvent.Handler handler : storageEventHandlers) {
handler.onStorageChange(storageEvent);
}
}
private native static JavaScriptObject getLocalStorageIfSupportedImpl() /*-{
return $wnd.localStorage;
}-*/;
private native static JavaScriptObject getSessionStorageIfSupportedImpl() /*-{
return $wnd.sessionStorage;
}-*/;
public native static boolean isLocalStorageSupported() /*-{
try {
return "localStorage" in $wnd && $wnd["localStorage"] !== null;
} catch (e) {
return false;
}
}-*/;
public native static boolean isSessionStorageSupported() /*-{
try {
return "sessionStorage" in $wnd && $wnd["sessionStorage"] !== null;
} catch (e) {
return false;
}
}-*/;
public static HandlerRegistration addStorageEventHandler(final StorageEvent.Handler handler) {
storageEventHandlers.add(handler);
return new HandlerRegistration() {
@Override
public void removeHandler() {
storageEventHandlers.remove(handler);
}
};
}
public static boolean isSupported() {
return isLocalStorageSupported() && isSessionStorageSupported();
}
public static Storage getLocalStorageIfSupported() {
final Storage result;
if (isLocalStorageSupported()) {
result = getLocalStorageIfSupportedImpl().cast();
} else {
result = null;
}
return result;
}
public static Storage getSessionStorageIfSupported() {
final Storage result;
if (isSessionStorageSupported()) {
result = getSessionStorageIfSupportedImpl().cast();
} else {
result = null;
}
return result;
}
}
java/com.sap.sse.gwt/src/com/sap/sse/gwt/client/StorageEvent.java
Executable
+42
View File
@@ -0,0 +1,42 @@
package com.sap.sse.gwt.client;
import com.google.gwt.core.client.JavaScriptObject;
/**
* A change event sent to a {@link Handler} object that has been {@link Storage#addStorageEventHandler(Handler) registered}
* with the browser's {@link Storage}. It will receive events from both, the session storage and the local storage. Which one
* the event came from can be determined by calling {@link #getStorageArea()} on the event and comparing with either
* {@link Storage#getLocalStorageIfSupported()} or {@link Storage#getSessionStorageIfSupported()}.
*
* @author Axel Uhl (D043530)
*
*/
public class StorageEvent extends JavaScriptObject {
public static interface Handler {
void onStorageChange(StorageEvent event);
}
public native String getKey() /*-{
return this.key;
}-*/;
public native String getNewValue() /*-{
return this.newValue;
}-*/;
public native String getOldValue() /*-{
return this.oldValue;
}-*/;
public Storage getStorageArea() {
return getStorageAreaImpl().cast();
}
private native JavaScriptObject getStorageAreaImpl() /*-{
return this.storageArea;
}-*/;
public native String getUrl() /*-{
return this.url;
}-*/;
}