/* * Smart GWT (GWT for SmartClient) * Copyright 2008 and beyond, Isomorphic Software, Inc. * * Smart GWT is free software; you can redistribute it and/or modify it * under the terms of the GNU Lesser General Public License version 3 * as published by the Free Software Foundation. Smart GWT is also * available under typical commercial license terms - see * http://smartclient.com/license * * This software is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. */ package com.smartgwt.client.util.workflow; import com.smartgwt.client.event.*; import com.smartgwt.client.core.*; import com.smartgwt.client.types.*; import com.smartgwt.client.data.*; import com.smartgwt.client.data.events.*; import com.smartgwt.client.rpc.*; import com.smartgwt.client.widgets.*; import com.smartgwt.client.widgets.events.*; import com.smartgwt.client.widgets.form.*; import com.smartgwt.client.widgets.form.validator.*; import com.smartgwt.client.widgets.form.fields.*; import com.smartgwt.client.widgets.tile.*; import com.smartgwt.client.widgets.tile.events.*; import com.smartgwt.client.widgets.grid.*; import com.smartgwt.client.widgets.grid.events.*; import com.smartgwt.client.widgets.chart.*; import com.smartgwt.client.widgets.layout.*; import com.smartgwt.client.widgets.layout.events.*; import com.smartgwt.client.widgets.menu.*; import com.smartgwt.client.widgets.tab.*; import com.smartgwt.client.widgets.toolbar.*; import com.smartgwt.client.widgets.tree.*; import com.smartgwt.client.widgets.tree.events.*; import com.smartgwt.client.widgets.viewer.*; import com.smartgwt.client.widgets.calendar.*; import com.smartgwt.client.widgets.calendar.events.*; import com.smartgwt.client.widgets.cube.*; import java.util.*; import com.google.gwt.user.client.ui.Widget; import com.google.gwt.core.client.JavaScriptObject; import com.google.gwt.user.client.Element; import com.smartgwt.client.util.*; import com.google.gwt.event.shared.*; import com.google.gwt.event.shared.HasHandlers; /** * Chooses one or another next process element based on AdvancedCriteria applied to {@link * com.smartgwt.client.util.workflow.Process#getState state}. <P> If the AdvancedCriteria evaluate to true, the {@link * com.smartgwt.client.util.workflow.XORGateway#getNextElement nextElement} is chosen, otherwise the {@link * com.smartgwt.client.util.workflow.XORGateway#getFailureElement failureElement}. <P> Note that "XOR" in * <code>XORGateway</code> means "exclusive or" - only one next element is chosen. - implementation note: we need to allow * the propertyName in simple Criteria or the criterion.name in AdvancedCriterion to a be path of the form * "orderUser.name". This should be a general enhancement applied across the entire Criteria/AdvancedCriteria system. */ public class XORGateway extends ProcessElement { public static XORGateway getOrCreateRef(JavaScriptObject jsObj) { if(jsObj == null) return null; BaseClass obj = BaseClass.getRef(jsObj); if(obj != null) { return (XORGateway) obj; } else { return new XORGateway(jsObj); } } public XORGateway(){ scClassName = "XORGateway"; } public XORGateway(JavaScriptObject jsObj){ super(jsObj); } public XORGateway(String ID) { setID(ID); scClassName = "XORGateway"; } public XORGateway(String ID, String nextElement, String failureElement) { setID(ID); setNextElement(nextElement); setFailureElement(failureElement); scClassName = "XORGateway"; } public native JavaScriptObject create()/*-{ var config = this.@com.smartgwt.client.core.BaseClass::getConfig()(); var scClassName = this.@com.smartgwt.client.core.BaseClass::scClassName; return $wnd.isc[scClassName].create(config); }-*/; // ********************* Properties / Attributes *********************** /** * Simple or {@link com.smartgwt.client.data.AdvancedCriteria} to be applied to the task inputs. These will be applied to * either the data indicated by the {@link com.smartgwt.client.util.workflow.Task#getInputField inputField} or to the * "inputRecord" if multiple input fields are declared (see {@link com.smartgwt.client.util.workflow.XORGateway#getTaskIO * taskIO}). * * @param criteria criteria Default value is IR * @throws IllegalStateException this property cannot be changed after the underlying component has been created */ public void setCriteria(Criteria criteria) throws IllegalStateException { setAttribute("criteria", criteria.getJsObj(), false); } /** * Simple or {@link com.smartgwt.client.data.AdvancedCriteria} to be applied to the task inputs. These will be applied to * either the data indicated by the {@link com.smartgwt.client.util.workflow.Task#getInputField inputField} or to the * "inputRecord" if multiple input fields are declared (see {@link com.smartgwt.client.util.workflow.XORGateway#getTaskIO * taskIO}). * * * @return Criteria */ public Criteria getCriteria() { return new Criteria(getAttributeAsJavaScriptObject("criteria")); } /** * ID of the next sequence or element to proceed to if the criteria do not match. * * @param failureElement failureElement Default value is null * @throws IllegalStateException this property cannot be changed after the underlying component has been created */ public void setFailureElement(String failureElement) throws IllegalStateException { setAttribute("failureElement", failureElement, false); } /** * ID of the next sequence or element to proceed to if the criteria do not match. * * * @return String */ public String getFailureElement() { return getAttributeAsString("failureElement"); } /** * ID of the next {@link com.smartgwt.client.util.workflow.Process#getSequences sequence} or {process.elements,element} to * procede to if the criteria match the process state. If this gateway is part of a {@link * com.smartgwt.client.util.workflow.Process#getSequences sequence} and has a next element in the sequence, * <code>nextElement</code> does not need to be specified. * * @param nextElement nextElement Default value is null * @throws IllegalStateException this property cannot be changed after the underlying component has been created */ public void setNextElement(String nextElement) throws IllegalStateException { setAttribute("nextElement", nextElement, false); } /** * ID of the next {@link com.smartgwt.client.util.workflow.Process#getSequences sequence} or {process.elements,element} to * procede to if the criteria match the process state. If this gateway is part of a {@link * com.smartgwt.client.util.workflow.Process#getSequences sequence} and has a next element in the sequence, * <code>nextElement</code> does not need to be specified. * * * @return String */ public String getNextElement() { return getAttributeAsString("nextElement"); } // ********************* Methods *********************** // ********************* Static Methods *********************** // *********************************************************** public XORGateway(String ID, ProcessElement nextElement, ProcessElement failureElement) { this(ID, nextElement.getID(), failureElement.getID()); } /** * @see #setFailureElement(String) */ public void setFailureElement(ProcessElement failureElement) throws IllegalStateException { this.setFailureElement(failureElement.getID()); } /** * @see setNextElement(String) */ public void setNextElement(ProcessElement nextElement) throws IllegalStateException { this.setNextElement(nextElement.getID()); } }