litesoft
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// This Source Code is in the Public Domain per: http://unlicense.org package org.litesoft.GWT.forms.client.rpc; import org.litesoft.GWT.client.*; import org.litesoft.GWT.eventbus.client.*; import org.litesoft.GWT.forms.client.*; import org.litesoft.commonfoundation.base.*; import org.litesoft.core.simpletypes.*; import org.litesoft.ui.def.nonpublic.support.*; import org.litesoft.ui.support.*; import java.io.*; import java.util.*; public class BusFormServicePeerChannel implements AsyncFormServicePeerChannel, FormComponentBusConstants { private EventBus mEventBus; private String mUniqueName; private String mFormServicePeerFactoryName; private InitializationListener mInitializationListener = null; private OperationalListener mOperationalListener; private EventPackageSubscriber mEventSubscription = null; private String mServerPeer = null; // id of the server peer private Map<AttributeResourceOptionsRequestData, ResourceKeyNameURLsAvailableCallback> mCallBacks = new HashMap<AttributeResourceOptionsRequestData, ResourceKeyNameURLsAvailableCallback>(); /** * @param pTraceNameBase an identifier which will form the base of the * channel's subscriber id, i.e. the VIS_ID or unique id */ public BusFormServicePeerChannel( EventBus pEventBus, String pTraceNameBase, String pFormServicePeerFactoryName ) { mEventBus = pEventBus; mUniqueName = Confirm.significant( "TraceNameBase", pTraceNameBase ) + "-BusFormServicePeerChannel-" + pEventBus.getNextUniqueID(); mFormServicePeerFactoryName = pFormServicePeerFactoryName; } public void init( FormUsage pFormUsage, Serializable pInitializationPayload, OperationalListener pOperationalListener, InitializationListener pInitializationListener ) { mInitializationListener = pInitializationListener; mOperationalListener = pOperationalListener; mEventBus.subscribeAndPublish( mEventSubscription = getEventSubscription(), // new FormCreationRequestPackage( mUniqueName, // mFormServicePeerFactoryName, // pFormUsage, pInitializationPayload ) ); } public void requestValues( Integer pAsyncMessageNumber, String pRootTypeKeyOrNullForNew ) { chkMethodOK( "requestValues" ); if ( pAsyncMessageNumber != null ) { FormValuesRequestPackage zPackage = new FormValuesRequestPackage( mUniqueName, mServerPeer, // pAsyncMessageNumber, pRootTypeKeyOrNullForNew ); mEventBus.publish( zPackage ); } } public void requestResources( ResourceKeyNameURLsAvailableCallback pCallback, AttributeResourceOptionsRequestData pRequest ) { chkMethodOK( "requestResources" ); if ( (pRequest != null) && (pCallback != null) ) { mCallBacks.put( pRequest, pCallback ); FormResourceRequestPackage zPackage = new FormResourceRequestPackage( mUniqueName, mServerPeer, // pRequest ); mEventBus.publish( zPackage ); } } public void formEvents( FormToServicePeerData pFormToServicePeerData ) { chkMethodOK( "formEvents" ); if ( pFormToServicePeerData != null ) { FormToServicePeerPackage zPackage = new FormToServicePeerPackage( mUniqueName, mServerPeer, // pFormToServicePeerData ); mEventBus.publish( zPackage ); } } public void dispose() { if ( (mServerPeer != null) && !isDisposed() ) { if ( mEventSubscription != null ) { mEventBus.unsubscribe( mEventSubscription ); mEventBus.publish( new FormDisposePackage( mUniqueName, mServerPeer ) ); mEventSubscription = null; } mEventBus = null; mInitializationListener = null; mOperationalListener = null; mUniqueName = mFormServicePeerFactoryName = mServerPeer = null; } } private boolean isDisposed() { return (mEventBus == null); } private void chkMethodOK( String pMethod ) { if ( isDisposed() ) { throw new IllegalStateException( pMethod + " unavailable. This form has been disposed" ); } if ( mEventSubscription == null ) { throw new IllegalStateException( pMethod + " unavailable. This form has NOT been init()'d" ); } if ( mServerPeer == null ) { throw new IllegalStateException( pMethod + " unavailable. " + mFormServicePeerFactoryName + " has not replied with a ServerPeer ID" ); } } private EventPackageSubscriber getEventSubscription() { return new EventPackageSubscriber() { public String subscribeWith() { return mUniqueName; } public void packageReceivedVia( EventPackage pEventPackage, EventBus pEventBus ) { String type = pEventPackage.getType(); if ( ServicePeerToFormPackage.UNSOLICITED_DATA.equals( type ) ) { if ( mOperationalListener != null ) { mOperationalListener.unsolicitedData( ((ServicePeerToFormPackage) pEventPackage).getToFormData() ); } } else if ( ServicePeerToFormPackage.RESPONSE_FROM_REQUEST_VALUES.equals( type ) ) { if ( mOperationalListener != null ) { mOperationalListener.responseFromRequestValues( ((ServicePeerToFormPackage) pEventPackage).getToFormData() ); } } else if ( FormCreationResponsePackage.EVENT_TYPE.equals( type ) ) { mServerPeer = pEventPackage.getSourceName(); FormCreationResponsePackage zEvent = (FormCreationResponsePackage) pEventPackage; if ( mInitializationListener != null ) { ServicePeerToFormCreationData data = zEvent.getFormCreationData(); if ( data != null ) { mInitializationListener.metaDataAvailable( data.getFormMetaData(), data.getServicePeerXtra() ); } String zExceptionText = zEvent.getExceptionText(); if ( zExceptionText != null ) { AlertManager.alert( "FormServicePeer", "Initialization Error", zExceptionText ); } } } else if ( FormResourceResponsePackage.EVENT_TYPE.equals( type ) ) { FormResourceResponsePackage zEvent = (FormResourceResponsePackage) pEventPackage; ResourceKeyNameURLsAvailableCallback zCallback = mCallBacks.get( zEvent.getRequest() ); if ( zCallback == null ) { AlertManager.alert( "FormServicePeer", "Resourse Request Error", "No Call Back for: " + zEvent.getRequest() ); return; } AttributeResourceOptionsResponseData zResponseData = zEvent.getResponse(); ResourceOptionsErrorType zErrorType = zResponseData.getErrorType(); if ( zErrorType != null ) { zCallback.resourceRequestFailed( zErrorType, zResponseData.getErrorText() ); return; } zCallback.resourceKeyNameURLsAvailable( zResponseData.getResourceKeyNameURLs() ); } } }; } } |
Commits for litesoft/trunk/Java/GWT/OldClient/src/org/litesoft/GWT/forms/client/rpc/BusFormServicePeerChannel.java
Revision | Author | Commited | Message |
---|---|---|---|
950 Diff | GeorgeS | Thu 19 Jun, 2014 17:57:04 +0000 | New Lines |
948 Diff | GeorgeS | Sat 07 Jun, 2014 23:42:39 +0000 | Jusefuls Formatter Updated to New Code Format |
947 Diff | GeorgeS | Fri 06 Jun, 2014 23:36:56 +0000 | Correct Spelling of package! |
939 Diff | GeorgeS | Mon 02 Jun, 2014 21:30:31 +0000 | Extracting commonfoundation |
821 Diff | GeorgeS | Sun 19 Aug, 2012 00:08:41 +0000 | |
60 Diff | GeorgeS | Tue 24 Aug, 2010 00:37:36 +0000 | |
49 Diff | GeorgeS | Mon 12 Apr, 2010 02:59:10 +0000 | License Text |
2 | GeorgeS | Sun 07 Feb, 2010 12:50:58 +0000 |