@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}));
}
public static MethodExpression createMethodExpression(
String el, Class returnType, Class[] paramTypes) {
FacesContext context = FacesContext.getCurrentInstance();
ExpressionFactory factory = ExpressionFactory.newInstance();
return factory.createMethodExpression(
context.getELContext(), el, null, new Class[] {String.class});
}
@Override
public Object getValue(ELContext context) {
ELContext nxcontext = getLocalContext(context);
Object res = null;
if (originalValueExpression != null) {
res = originalValueExpression.getValue(nxcontext);
if (res instanceof String) {
String expression = (String) res;
if (ComponentTagUtils.isValueReference(expression)) {
FacesContext faces = FacesContext.getCurrentInstance();
Application app = faces.getApplication();
ExpressionFactory factory = app.getExpressionFactory();
ValueExpression newExpr =
factory.createValueExpression(nxcontext, expression, expectedType);
try {
res = newExpr.getValue(nxcontext);
} catch (ELException err) {
log.error("Error processing expression " + expression + ": " + err);
res = null;
}
} else {
res = expression;
}
}
}
return res;
}
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);
}
@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 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);
}
static ValueExpression restore(Object value, Class type, FacesContext context) {
if (value == null) return null;
String expr = (String) value;
Application app = context.getApplication();
ExpressionFactory factory = app.getExpressionFactory();
return factory.createValueExpression(context.getELContext(), expr, type);
}
/**
* @param expressao
* @param obj
* @param clazz
*/
public void setAtributo(String expressao, Object obj, Class clazz) {
FacesContext current = FacesContext.getCurrentInstance();
Application app = current.getApplication();
ExpressionFactory fac = app.getExpressionFactory();
ValueExpression ve = fac.createValueExpression(current.getELContext(), expressao, clazz);
ve.setValue(current.getELContext(), obj);
}
/*
* 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));
}
@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);
}
protected MethodExpression getExpresionAccionEscogerNodo() {
if (expresionAccionZum == null) {
ExpressionFactory factory =
FacesContext.getCurrentInstance().getApplication().getExpressionFactory();
ELContext context = FacesContext.getCurrentInstance().getELContext();
String expression = "#{" + getPaginaBasica().getManagedBeanName() + ".accionEscogerNodo}";
expresionAccionZum =
factory.createMethodExpression(context, expression, String.class, new Class[] {});
track("getExpresionAccionEscogerNodo", expression);
}
return expresionAccionZum;
}
/**
* @param hierarchy
* @return
*/
protected UIComponent createFilterItem(Hierarchy hierarchy) {
String id = "filter-item-" + hierarchy.getUniqueName().hashCode();
HtmlPanelGroup panel = new HtmlPanelGroup();
panel.setId(id);
panel.setLayout("block");
panel.setStyleClass("ui-widget-header filter-item");
CommandLink link = new CommandLink();
link.setId(id + "-link");
link.setValue(hierarchy.getCaption());
link.setTitle(hierarchy.getUniqueName());
FacesContext context = FacesContext.getCurrentInstance();
ExpressionFactory factory = context.getApplication().getExpressionFactory();
link.setActionExpression(
factory.createMethodExpression(
context.getELContext(), "#{filterHandler.show}", Void.class, new Class<?>[0]));
link.setUpdate(":filter-form");
link.setOncomplete("PF('filterDialog').show();");
UIParameter parameter = new UIParameter();
parameter.setName("hierarchy");
parameter.setValue(hierarchy.getName());
link.getChildren().add(parameter);
panel.getChildren().add(link);
CommandButton closeButton = new CommandButton();
closeButton.setId(id + "-button");
closeButton.setIcon("ui-icon-close");
closeButton.setActionExpression(
factory.createMethodExpression(
context.getELContext(),
"#{filterHandler.removeHierarchy}",
Void.class,
new Class<?>[0]));
closeButton.setUpdate(
":filter-items-form,:source-tree-form,:grid-form,:editor-form:mdx-editor,:editor-form:editor-toolbar");
closeButton.setOncomplete("onViewChanged()");
UIParameter parameter2 = new UIParameter();
parameter2.setName("hierarchy");
parameter2.setValue(hierarchy.getName());
closeButton.getChildren().add(parameter2);
panel.getChildren().add(closeButton);
return panel;
}
@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 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);
}
/**
* @param exp
* @param clazz
* @return
*/
public Object getAtributo(String exp, Class clazz) {
FacesContext current = FacesContext.getCurrentInstance();
Application app = current.getApplication();
ExpressionFactory fac = app.getExpressionFactory();
ValueExpression ve = fac.createValueExpression(current.getELContext(), exp, clazz);
Object resultado = ve.getValue(current.getELContext());
return resultado;
}
public String getValueFrmExpression(String data) {
FacesContext fc = FacesContext.getCurrentInstance();
Application app = fc.getApplication();
ExpressionFactory elFactory = app.getExpressionFactory();
ELContext elContext = fc.getELContext();
ValueExpression valueExp = elFactory.createValueExpression(elContext, data, Object.class);
String Message = null;
Object obj = valueExp.getValue(elContext);
if (obj != null) {
Message = obj.toString();
}
return Message;
}
protected Object coerceToModelType(FacesContext ctx, Object value, Class itemValueType) {
Object newValue;
try {
ExpressionFactory ef = ctx.getApplication().getExpressionFactory();
newValue = ef.coerceToType(value, itemValueType);
} catch (ELException ele) {
newValue = value;
} catch (IllegalArgumentException iae) {
newValue = value;
}
return newValue;
}
static ValueExpression restoreWithType(Object value, FacesContext context) {
if (value == null) return null;
Object[] state = (Object[]) value;
String expr = (String) state[0];
Class type = (Class) state[1];
Application app = context.getApplication();
ExpressionFactory factory = app.getExpressionFactory();
return factory.createValueExpression(context.getELContext(), expr, type);
}
public String getValue(String key) {
final SufdAttribute attr = getSufdDescriptor().get(key);
ELContext elContext = FacesContext.getCurrentInstance().getELContext();
ExpressionFactory f = FacesContext.getCurrentInstance().getApplication().getExpressionFactory();
ValueExpression ex = f.createValueExpression(elContext, attr.getValue(), Object.class);
final Object value = ex.getValue(elContext);
if (value instanceof LocalDate) {
return ((LocalDate) value).format(dateTimeFormatter);
} else if (value instanceof BigDecimal) {
return decimalFormatter.format(value);
} else {
return value.toString();
}
}
/**
* @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));
}
protected String resolveTheme(FacesContext context) {
String theme = null;
String themeConfigValue =
RequestContext.getCurrentInstance().getApplicationContext().getConfig().getMobileTheme();
if (themeConfigValue != null) {
ELContext elContext = context.getELContext();
ExpressionFactory expressionFactory = context.getApplication().getExpressionFactory();
ValueExpression ve =
expressionFactory.createValueExpression(elContext, themeConfigValue, String.class);
theme = ve.isLiteralText() ? themeConfigValue : (String) ve.getValue(elContext);
}
return theme;
}
private boolean _jspx_meth_c_005fset_005f0(PageContext _jspx_page_context) throws Throwable {
PageContext pageContext = _jspx_page_context;
JspWriter out = _jspx_page_context.getOut();
// c:set
org.apache.taglibs.standard.tag.rt.core.SetTag _jspx_th_c_005fset_005f0 =
(org.apache.taglibs.standard.tag.rt.core.SetTag)
_005fjspx_005ftagPool_005fc_005fset_0026_005fvar_005fvalue_005fnobody.get(
org.apache.taglibs.standard.tag.rt.core.SetTag.class);
_jspx_th_c_005fset_005f0.setPageContext(_jspx_page_context);
_jspx_th_c_005fset_005f0.setParent(null);
// /common/jspHead.jsp(4,0) name = var type = java.lang.String reqTime = false required = false
// fragment = false deferredValue = false expectedTypeName = null deferredMethod = false
// methodSignature = null
_jspx_th_c_005fset_005f0.setVar("ctx");
// /common/jspHead.jsp(4,0) name = value type = javax.el.ValueExpression reqTime = true required
// = false fragment = false deferredValue = true expectedTypeName = java.lang.Object
// deferredMethod = false methodSignature = null
_jspx_th_c_005fset_005f0.setValue(
new org.apache.jasper.el.JspValueExpression(
"/common/jspHead.jsp(4,0) '${pageContext.request.contextPath}'",
_el_expressionfactory.createValueExpression(
_jspx_page_context.getELContext(),
"${pageContext.request.contextPath}",
java.lang.Object.class))
.getValue(_jspx_page_context.getELContext()));
int _jspx_eval_c_005fset_005f0 = _jspx_th_c_005fset_005f0.doStartTag();
if (_jspx_th_c_005fset_005f0.doEndTag() == javax.servlet.jsp.tagext.Tag.SKIP_PAGE) {
_005fjspx_005ftagPool_005fc_005fset_0026_005fvar_005fvalue_005fnobody.reuse(
_jspx_th_c_005fset_005f0);
return true;
}
_005fjspx_005ftagPool_005fc_005fset_0026_005fvar_005fvalue_005fnobody.reuse(
_jspx_th_c_005fset_005f0);
return false;
}
@Test
public void testInvokeWithSuperAAAB() {
MethodExpression me11 =
factory.createMethodExpression(context, "${beanC.sayHello(beanAAA,beanB)}", null, null);
Object r11 = me11.invoke(context, null);
assertEquals("AAB: Hello AAA from B", r11.toString());
}
@Test
public void testBug50449b() throws Exception {
MethodExpression me1 =
factory.createMethodExpression(context, "${beanB.sayHello('Tomcat')}", null, null);
String actual = (String) me1.invoke(context, null);
assertEquals("Hello Tomcat from B", actual);
}
public void processAction(ActionEvent e) throws AbortProcessingException {
FacesContext facesContext = FacesContext.getCurrentInstance();
ELContext elContext = facesContext.getELContext();
try {
Object value = source.getValue(elContext);
if (value != null) {
ExpressionFactory factory = facesContext.getApplication().getExpressionFactory();
value = factory.coerceToType(value, target.getType(elContext));
}
target.setValue(elContext, value);
} catch (ELException ele) {
throw new AbortProcessingException(ele);
}
}
@Test
public void testInvokeWithSuperABNoReturnTypeNoParamTypes() {
MethodExpression me2 =
factory.createMethodExpression(context, "${beanC.sayHello(beanA,beanB)}", null, null);
Object r2 = me2.invoke(context, null);
assertEquals("AB: Hello A from B", r2.toString());
}
private boolean _jspx_meth_c_005fset_005f0(
javax.servlet.jsp.tagext.JspTag _jspx_th_c_005fif_005f2, PageContext _jspx_page_context)
throws Throwable {
JspWriter out = _jspx_page_context.getOut();
// c:set
org.apache.taglibs.standard.tag.rt.core.SetTag _jspx_th_c_005fset_005f0 =
(org.apache.taglibs.standard.tag.rt.core.SetTag)
_005fjspx_005ftagPool_005fc_005fset_0026_005fvar_005fvalue_005fnobody.get(
org.apache.taglibs.standard.tag.rt.core.SetTag.class);
_jspx_th_c_005fset_005f0.setPageContext(_jspx_page_context);
_jspx_th_c_005fset_005f0.setParent((javax.servlet.jsp.tagext.Tag) _jspx_th_c_005fif_005f2);
// /WEB-INF/tags/form/fields/display.tagx(20,57) name = var type = java.lang.String reqTime =
// false required = false fragment = false deferredValue = false expectedTypeName = null
// deferredMethod = false methodSignature = null
_jspx_th_c_005fset_005f0.setVar("dateTimePattern");
// /WEB-INF/tags/form/fields/display.tagx(20,57) name = value type = javax.el.ValueExpression
// reqTime = true required = false fragment = false deferredValue = true expectedTypeName =
// java.lang.Object deferredMethod = false methodSignature = null
_jspx_th_c_005fset_005f0.setValue(
new org.apache.jasper.el.JspValueExpression(
"/WEB-INF/tags/form/fields/display.tagx(20,57) 'MM/dd/yyyy'",
_el_expressionfactory.createValueExpression("MM/dd/yyyy", java.lang.Object.class))
.getValue(this.getJspContext().getELContext()));
int _jspx_eval_c_005fset_005f0 = _jspx_th_c_005fset_005f0.doStartTag();
if (_jspx_th_c_005fset_005f0.doEndTag() == javax.servlet.jsp.tagext.Tag.SKIP_PAGE) {
_005fjspx_005ftagPool_005fc_005fset_0026_005fvar_005fvalue_005fnobody.reuse(
_jspx_th_c_005fset_005f0);
throw new SkipPageException();
}
_005fjspx_005ftagPool_005fc_005fset_0026_005fvar_005fvalue_005fnobody.reuse(
_jspx_th_c_005fset_005f0);
return false;
}
@Test
public void testInvokeWithSuperABBB() {
MethodExpression me7 =
factory.createMethodExpression(context, "${beanC.sayHello(beanA,beanBBB)}", null, null);
Object r7 = me7.invoke(context, null);
assertEquals("ABB: Hello A from BBB", r7.toString());
}
@Test
public void testIsParametersProvided() {
TesterBeanB beanB = new TesterBeanB();
beanB.setName("Tomcat");
ValueExpression var = factory.createValueExpression(beanB, TesterBeanB.class);
context.getVariableMapper().setVariable("beanB", var);
MethodExpression me1 =
factory.createMethodExpression(
context, "${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());
}
