@Test
public void testInvokeWithSuperAAAB() {
MethodExpression me11 =
factory.createMethodExpression(context, "${beanC.sayHello(beanAAA,beanB)}", null, null);
Object r11 = me11.invoke(context, null);
assertEquals("AAB: Hello AAA from B", r11.toString());
}
public void closeListener(CloseEvent event) {
FacesContext context = FacesContext.getCurrentInstance();
MethodExpression ajaxEventListener = (MethodExpression) getAttributes().get("closeListener");
if (ajaxEventListener != null) {
ajaxEventListener.invoke(context.getELContext(), new Object[] {event});
}
}
@Test
public void testInvokeWithSuperABNoReturnTypeNoParamTypes() {
MethodExpression me2 =
factory.createMethodExpression(context, "${beanC.sayHello(beanA,beanB)}", null, null);
Object r2 = me2.invoke(context, null);
assertEquals("AB: Hello A from B", r2.toString());
}
/**
* An action listener for tested JSF component. Can be modified dynamically.
*
* @param event event representing the activation of a user interface component
*/
public void actionListener(ActionEvent event) {
ELContext elContext = FacesContext.getCurrentInstance().getELContext();
MethodExpression method = null;
if (attributes.get("actionListener") == null) {
return;
}
String listener = (String) attributes.get("actionListener").getValue();
if (listener == null) {
return;
}
RichBean.logToPage("* action listener invoked");
// if no select options for "actionListener" are defined in property file and it is an EL
// expression
if (!hasSelectOptions("actionListener") && isStringEL(listener)) {
method =
getExpressionFactory()
.createMethodExpression(
elContext, listener, void.class, new Class[] {ActionEvent.class});
method.invoke(elContext, new Object[] {event});
}
// if select options for "actionListener" are defined in property file
if (hasSelectOptions("actionListener")) {
method =
getExpressionFactory()
.createMethodExpression(
elContext, getMethodEL(listener), void.class, new Class[] {ActionEvent.class});
method.invoke(elContext, new Object[] {event});
}
}
@Test
public void testBug50449b() throws Exception {
MethodExpression me1 =
factory.createMethodExpression(context, "${beanB.sayHello('Tomcat')}", null, null);
String actual = (String) me1.invoke(context, null);
assertEquals("Hello Tomcat from B", actual);
}
/**
* An action for tested JSF component. Can be modified dynamically.
*
* @return outcome of an action or null if no navigation should be performed
*/
public String action() {
ELContext elContext = FacesContext.getCurrentInstance().getELContext();
MethodExpression method = null;
if (attributes.get("action") == null) {
return null;
}
String outcome = (String) attributes.get("action").getValue();
if (outcome == null) {
return null;
}
RichBean.logToPage("* action invoked");
// if no select options for "action" are defined in property file and it is an EL expression
if (!hasSelectOptions("action") && isStringEL(outcome)) {
method =
getExpressionFactory()
.createMethodExpression(elContext, outcome, String.class, new Class[0]);
return (String) method.invoke(elContext, null);
}
// if select options for "action" are defined in property file
if (hasSelectOptions("action")) {
method =
getExpressionFactory()
.createMethodExpression(elContext, getMethodEL(outcome), String.class, new Class[0]);
return (String) method.invoke(elContext, null);
}
return outcome;
}
@Test
public void testInvokeWithSuperABBB() {
MethodExpression me7 =
factory.createMethodExpression(context, "${beanC.sayHello(beanA,beanBBB)}", null, null);
Object r7 = me7.invoke(context, null);
assertEquals("ABB: Hello A from BBB", r7.toString());
}
@Test
public void testBug53792c() {
MethodExpression me =
factory.createMethodExpression(
context, "#{beanB.sayHello().length()}", null, new Class<?>[] {});
Integer result = (Integer) me.invoke(context, null);
assertEquals(beanB.sayHello().length(), result.intValue());
}
@Test
public void testInvokeWithVarArgsAAABBB() throws Exception {
MethodExpression me9 =
factory.createMethodExpression(
context, "${beanC.sayHello(beanAAA,beanBBB,beanBBB)}", null, null);
Object r9 = me9.invoke(context, null);
assertEquals("ABB[]: Hello AAA from BBB, BBB", r9.toString());
}
public MethodExpression createMethodExpression(
ELContext context, String expression, Class expectedReturnType, Class[] expectedParamTypes) {
ExpressionBuilder builder = new ExpressionBuilder(expression, context);
MethodExpression me = builder.createMethodExpression(expectedReturnType, expectedParamTypes);
if (expectedParamTypes == null && !me.isParmetersProvided()) {
throw new NullPointerException(MessageFactory.get("error.method.nullParms"));
}
return me;
}
public Object invokeMethodExpression(
String expr, Class returnType, Class[] argTypes, Object[] args) {
FacesContext fc = FacesContext.getCurrentInstance();
ELContext elctx = fc.getELContext();
ExpressionFactory elFactory = fc.getApplication().getExpressionFactory();
MethodExpression methodExpr =
elFactory.createMethodExpression(elctx, expr, returnType, argTypes);
return methodExpr.invoke(elctx, args);
}
protected void encodeSummaryRow(FacesContext context, DataTable table, SummaryRow summaryRow)
throws IOException {
MethodExpression me = summaryRow.getListener();
if (me != null) {
me.invoke(context.getELContext(), new Object[] {table.getSortBy()});
}
summaryRow.encodeAll(context);
}
@Test
public void testBugPrimitives() throws Exception {
MethodExpression me =
factory.createMethodExpression(context, "${beanA.setValLong(5)}", null, null);
me.invoke(context, null);
ValueExpression ve =
factory.createValueExpression(context, "#{beanA.valLong}", java.lang.String.class);
assertEquals("5", ve.getValue(context));
}
@Test
public void testInvokeWithSuperAAABB() {
// The Java compiler reports this as ambiguous. Using the parameter that
// matches exactly seems reasonable to limit the scope of the method
// search so the EL will find a match.
MethodExpression me12 =
factory.createMethodExpression(context, "${beanC.sayHello(beanAAA,beanBB)}", null, null);
Object r12 = me12.invoke(context, null);
assertEquals("ABB: Hello AAA from BB", r12.toString());
}
@Override
public void broadcast(FacesEvent event) {
super.broadcast(event);
if (this.equals(event.getComponent()) && event instanceof FormChageEvent) {
MethodExpression listener = (MethodExpression) getAttributes().get("listener");
if (listener != null) {
listener.invoke(FacesContext.getCurrentInstance().getELContext(), null);
}
}
}
@Test
public void testInvokeWithSuper() {
MethodExpression me =
factory.createMethodExpression(
context, "${beanA.setBean(beanBB)}", null, new Class<?>[] {TesterBeanB.class});
me.invoke(context, null);
ValueExpression ve = factory.createValueExpression(context, "${beanA.bean.name}", String.class);
Object r = ve.getValue(context);
assertEquals("BB", r);
}
@Test
public void testInvoke() {
TesterBeanB beanB = new TesterBeanB();
beanB.setName("B");
context
.getVariableMapper()
.setVariable("beanB", factory.createValueExpression(beanB, TesterBeanB.class));
MethodExpression me1 =
factory.createMethodExpression(
context, "${beanB.getName}", String.class, new Class<?>[] {});
MethodExpression me2 =
factory.createMethodExpression(
context, "${beanB.sayHello('JUnit')}", String.class, new Class<?>[] {String.class});
MethodExpression me3 =
factory.createMethodExpression(
context, "${beanB.sayHello}", String.class, new Class<?>[] {String.class});
assertEquals("B", me1.invoke(context, null));
assertEquals("Hello JUnit from B", me2.invoke(context, null));
assertEquals("Hello JUnit from B", me2.invoke(context, new Object[] {"JUnit2"}));
assertEquals("Hello JUnit2 from B", me3.invoke(context, new Object[] {"JUnit2"}));
assertEquals("Hello JUnit from B", me2.invoke(context, new Object[] {null}));
assertEquals("Hello from B", me3.invoke(context, new Object[] {null}));
}
/*
* This is also tested implicitly in numerous places elsewhere in this class.
*/
@Test
public void testBug49655() throws Exception {
// This is the call the failed
MethodExpression me =
factory.createMethodExpression(context, "#{beanA.setName('New value')}", null, null);
// The rest is to check it worked correctly
me.invoke(context, null);
ValueExpression ve =
factory.createValueExpression(context, "#{beanA.name}", java.lang.String.class);
assertEquals("New value", ve.getValue(context));
}
@Test
public void testInvokeWithSuperABReturnTypeParamTypes() {
MethodExpression me5 =
factory.createMethodExpression(
context,
"${beanC.sayHello(beanA,beanB)}",
String.class,
new Class<?>[] {TesterBeanA.class, TesterBeanB.class});
Object r5 = me5.invoke(context, null);
assertEquals("AB: Hello A from B", r5.toString());
}
@Override
public Object evaluateMethodExpression(String expression, Object... values)
throws UnsupportedEvaluationException {
String el = toELExpression(expression);
FacesContext facesContext = getFacesContext();
ELContext elContext = facesContext.getELContext();
ExpressionFactory expressionFactory = facesContext.getApplication().getExpressionFactory();
MethodExpression methodExpression =
expressionFactory.createMethodExpression(
elContext, el, Object.class, new Class[values.length]);
return methodExpression.invoke(elContext, values);
}
@Test
public void testBug52970() {
MethodExpression me =
factory.createMethodExpression(
context, "${beanEnum.submit('APPLE')}", null, new Class<?>[] {TesterBeanEnum.class});
me.invoke(context, null);
ValueExpression ve =
factory.createValueExpression(context, "#{beanEnum.lastSubmitted}", TesterEnum.class);
TesterEnum actual = (TesterEnum) ve.getValue(context);
assertEquals(TesterEnum.APPLE, actual);
}
@Test
public void testBug52445a() {
MethodExpression me =
factory.createMethodExpression(
context, "${beanA.setBean(beanBB)}", null, new Class<?>[] {TesterBeanB.class});
me.invoke(context, null);
MethodExpression me1 =
factory.createMethodExpression(context, "${beanA.bean.sayHello()}", null, null);
String actual = (String) me1.invoke(context, null);
assertEquals("Hello from BB", actual);
}
@Test
public void testInvokeWithVarArgsAB() throws Exception {
MethodExpression me1 =
factory.createMethodExpression(context, "${beanC.sayHello(beanA,beanB,beanB)}", null, null);
Exception e = null;
try {
me1.invoke(context, null);
} catch (Exception e1) {
e = e1;
}
// Expected to fail
assertNotNull(e);
}
@Test
public void testInvokeWithSuperAAABBB() {
MethodExpression me13 =
factory.createMethodExpression(context, "${beanC.sayHello(beanAAA,beanBBB)}", null, null);
Exception e = null;
try {
me13.invoke(context, null);
} catch (Exception e1) {
e = e1;
}
// Expected to fail
assertNotNull(e);
}
/**
* @param writer
* @param component
* @param context
* @param scripts
* @param styles
* @throws java.io.IOException
*/
public static void writeRequiredIncludes(
ResponseWriter writer,
UIComponent component,
FacesContext context,
String[] scripts,
String[] styles)
throws IOException {
/*
* Prepare access to the managed bean NitobiIncludes
*/
ELContext elContext = context.getELContext();
ExpressionFactory expressionFactory = context.getApplication().getExpressionFactory();
MethodExpression methodExpression =
expressionFactory.createMethodExpression(
elContext,
"#{NitobiIncludes.registerInclude}",
Boolean.TYPE,
new Class[] {String.class});
/*
* Include the toolkit if needed
*/
if ((Boolean) methodExpression.invoke(elContext, new Object[] {NitobiIncludes.TOOLKIT})) {
writeScriptInclude(writer, component, NitobiIncludes.TOOLKIT);
}
/*
* Include the scripts
*/
if (scripts != null) {
for (String include : scripts) {
if ((Boolean) methodExpression.invoke(elContext, new Object[] {include})) {
writeScriptInclude(writer, component, include);
}
}
}
/*
* Include the styles
*/
if (styles != null) {
for (String style : styles) {
if ((Boolean) methodExpression.invoke(elContext, new Object[] {style})) {
writeCSSInclude(writer, component, style);
}
}
}
}
@Test
public void testMethExpr() {
MethodExpression meth = null;
ELContext ctxt = elm.getELContext();
try {
meth = factory.createMethodExpression(ctxt, "#{str.length}", Object.class, null);
} catch (NullPointerException ex) {
// Do nothing
}
assertTrue(meth == null);
meth = factory.createMethodExpression(ctxt, "#{'abc'.length()}", Object.class, null);
Object result = meth.invoke(ctxt, new Object[] {"abcde"});
System.out.println("'abc'.length() called, equals " + result);
assertEquals(result, new Integer(3));
}
@Test
public void testIsParametersProvided() {
TesterBeanB beanB = new TesterBeanB();
beanB.setName("Tomcat");
ValueExpression var = factory.createValueExpression(beanB, TesterBeanB.class);
context.getVariableMapper().setVariable("beanB", var);
MethodExpression me1 =
factory.createMethodExpression(
context, "${beanB.getName}", String.class, new Class<?>[] {});
MethodExpression me2 =
factory.createMethodExpression(
context, "${beanB.sayHello('JUnit')}", String.class, new Class<?>[] {String.class});
assertFalse(me1.isParmetersProvided());
assertTrue(me2.isParmetersProvided());
}
@Test
public void processAction_stringNavigationOutcome() {
when(methodExpression.invoke(any(), any())).thenReturn(new Navigation("/index.xhtml"));
new ReelsActionListener().processAction(actionEvent);
verify(navigationHandler, times(1)).handleNavigation(any(), any(), any());
verify(facesContext, times(1)).renderResponse();
}
private void invokeCallback(StateItem item) {
if (!"".equals(item.getCallback())) {
Application application = FacesContext.getCurrentInstance().getApplication();
ExpressionFactory expressionFactory = application.getExpressionFactory();
ELContext el = FacesContext.getCurrentInstance().getELContext();
try {
MethodExpression me =
expressionFactory.createMethodExpression(
el, item.getCallback(), Void.class, new Class[] {});
me.invoke(el, null);
} catch (NullPointerException ex) {
ex.printStackTrace();
} catch (Exception e) {
e.printStackTrace();
}
}
}
/**
* Notify afterPhase listener that is registered on the View Root.
*
* @param context the FacesContext for the current request
* @param lifecycle lifecycle instance
*/
private void notifyAfter(FacesContext context, Lifecycle lifecycle) {
UIViewRoot viewRoot = context.getViewRoot();
MethodExpression afterPhase = viewRoot.getAfterPhaseListener();
if (null != afterPhase) {
try {
PhaseEvent event = new PhaseEvent(context, PhaseId.RESTORE_VIEW, lifecycle);
afterPhase.invoke(context.getELContext(), new Object[] {event});
} catch (Exception e) {
if (LOGGER.isLoggable(Level.SEVERE)) {
LOGGER.log(
Level.SEVERE,
"severe.component.unable_to_process_expression",
new Object[] {afterPhase.getExpressionString(), ("afterPhase")});
}
return;
}
}
}
