Spring/spring-webflow
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This commit is contained in:
Keith Donald
2008-02-29 22:36:47 +00:00
parent d4c448374f
commit b0bf8a3079
1 changed files with 40 additions and 54 deletions
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94
spring-webflow/src/main/java/org/springframework/webflow/engine/builder/xml/XmlFlowBuilder.java
View File

@@ -576,22 +576,6 @@ public class XmlFlowBuilder extends AbstractFlowBuilder implements ResourceHolde
parseAttributes(element));
}
private ViewVariable[] parseViewVariables(Element viewStateElement) {
List varElements = DomUtils.getChildElementsByTagName(viewStateElement, VAR_ELEMENT);
List variables = new ArrayList(varElements.size());
for (Iterator it = varElements.iterator(); it.hasNext();) {
variables.add(parseViewVariable((Element) it.next()));
}
return (ViewVariable[]) variables.toArray(new ViewVariable[variables.size()]);
}
private ViewVariable parseViewVariable(Element element) {
Class clazz = (Class) fromStringTo(Class.class).execute(element.getAttribute(CLASS_ATTRIBUTE));
VariableValueFactory valueFactory = new BeanFactoryVariableValueFactory(clazz,
(AutowireCapableBeanFactory) getFlow().getBeanFactory());
return new ViewVariable(element.getAttribute("name"), valueFactory);
}
private void parseAndAddDecisionState(Element element, Flow flow) {
getFlowArtifactFactory()
.createDecisionState(parseId(element), flow, parseEntryActions(element), parseIfs(element),
@@ -614,6 +598,22 @@ public class XmlFlowBuilder extends AbstractFlowBuilder implements ResourceHolde
return element.getAttribute(ID_ATTRIBUTE);
}
private ViewVariable[] parseViewVariables(Element viewStateElement) {
List varElements = DomUtils.getChildElementsByTagName(viewStateElement, VAR_ELEMENT);
List variables = new ArrayList(varElements.size());
for (Iterator it = varElements.iterator(); it.hasNext();) {
variables.add(parseViewVariable((Element) it.next()));
}
return (ViewVariable[]) variables.toArray(new ViewVariable[variables.size()]);
}
private ViewVariable parseViewVariable(Element element) {
Class clazz = (Class) fromStringTo(Class.class).execute(element.getAttribute(CLASS_ATTRIBUTE));
VariableValueFactory valueFactory = new BeanFactoryVariableValueFactory(clazz,
(AutowireCapableBeanFactory) getFlow().getBeanFactory());
return new ViewVariable(element.getAttribute("name"), valueFactory);
}
private Action[] parseEntryActions(Element element) {
Element entryActionsElement = DomUtils.getChildElementByTagName(element, ENTRY_ACTIONS_ELEMENT);
if (entryActionsElement != null) {
@@ -655,30 +655,6 @@ public class XmlFlowBuilder extends AbstractFlowBuilder implements ResourceHolde
return viewStateId + ".html";
}
private Action parseFinalResponseAction(Element element) {
String encodedView = element.getAttribute(VIEW_ATTRIBUTE);
if (encodedView == null || encodedView.length() == 0) {
// null final responses are allowed
return null;
} else if (encodedView.startsWith(EXTERNAL_REDIRECT_PREFIX)) {
String encodedUrl = encodedView.substring(EXTERNAL_REDIRECT_PREFIX.length());
Expression externalUrl = getExpressionParser().parseExpression(encodedUrl,
new ParserContextImpl().eval(RequestContext.class).expect(String.class));
return new ExternalRedirectAction(externalUrl);
} else if (encodedView.startsWith(FLOW_DEFINITION_REDIRECT_PREFIX)) {
String flowRedirect = encodedView.substring(FLOW_DEFINITION_REDIRECT_PREFIX.length());
return FlowDefinitionRedirectAction.create(flowRedirect);
} else if (encodedView.startsWith(BEAN_PREFIX)) {
return (Action) getLocalContext().getBeanFactory().getBean(encodedView.substring(BEAN_PREFIX.length()),
Action.class);
} else {
Expression viewName = getExpressionParser().parseExpression(encodedView,
new ParserContextImpl().eval(RequestContext.class).expect(String.class));
return new ViewFactoryActionAdapter(getLocalContext().getViewFactoryCreator().createViewFactory(viewName,
getLocalContext().getResourceLoader()));
}
}
private Action[] parseRenderActions(Element element) {
Element renderActionsElement = DomUtils.getChildElementByTagName(element, RENDER_ACTIONS_ELEMENT);
if (renderActionsElement != null) {
@@ -1075,6 +1051,30 @@ public class XmlFlowBuilder extends AbstractFlowBuilder implements ResourceHolde
return null;
}
private Action parseFinalResponseAction(Element element) {
String encodedView = element.getAttribute(VIEW_ATTRIBUTE);
if (encodedView == null || encodedView.length() == 0) {
// null final responses are allowed
return null;
} else if (encodedView.startsWith(EXTERNAL_REDIRECT_PREFIX)) {
String encodedUrl = encodedView.substring(EXTERNAL_REDIRECT_PREFIX.length());
Expression externalUrl = getExpressionParser().parseExpression(encodedUrl,
new ParserContextImpl().eval(RequestContext.class).expect(String.class));
return new ExternalRedirectAction(externalUrl);
} else if (encodedView.startsWith(FLOW_DEFINITION_REDIRECT_PREFIX)) {
String flowRedirect = encodedView.substring(FLOW_DEFINITION_REDIRECT_PREFIX.length());
return FlowDefinitionRedirectAction.create(flowRedirect);
} else if (encodedView.startsWith(BEAN_PREFIX)) {
return (Action) getLocalContext().getBeanFactory().getBean(encodedView.substring(BEAN_PREFIX.length()),
Action.class);
} else {
Expression viewName = getExpressionParser().parseExpression(encodedView,
new ParserContextImpl().eval(RequestContext.class).expect(String.class));
return new ViewFactoryActionAdapter(getLocalContext().getViewFactoryCreator().createViewFactory(viewName,
getLocalContext().getResourceLoader()));
}
}
private FlowExecutionExceptionHandler[] parseExceptionHandlers(Element element) {
FlowExecutionExceptionHandler[] transitionExecutingHandlers = parseTransitionExecutingExceptionHandlers(element);
FlowExecutionExceptionHandler[] customHandlers = parseCustomExceptionHandlers(element);
@@ -1137,20 +1137,6 @@ public class XmlFlowBuilder extends AbstractFlowBuilder implements ResourceHolde
return getLocalContext().getConversionService().getConversionExecutor(String.class, targetType);
}
private static class ViewInfo {
private ViewFactory viewFactory;
public ViewInfo(ViewFactory viewFactory) {
this.viewFactory = viewFactory;
}
public ViewFactory getViewFactory() {
return viewFactory;
}
}
private static class FlowRelativeResourceLoader implements ResourceLoader {
private Resource resource;