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javax.el
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How to use javax.el

Best Java code snippets using javax.el (Showing top 20 results out of 2,232)

origin: spring-projects/spring-framework

@Override
public boolean isReadOnly(ELContext elContext, Object base, Object property) throws ELException {
  if (base instanceof WebApplicationContext) {
    elContext.setPropertyResolved(true);
    return true;
  }
  return false;
}
origin: Activiti/Activiti

@Override
protected void invoke() {
 valueExpression.setValue(elContext, value);
}
origin: DozerMapper/dozer

/**
 * {@inheritDoc}
 */
@Override
public <T> void setVariable(String key, T value, Class<? extends T> type) {
  ValueExpression valueExpression = expressionFactory.createValueExpression(value, type);
  VariableMapper variableMapper = elContext.getVariableMapper();
  variableMapper.setVariable(key, valueExpression);
}
origin: Activiti/Activiti

@Override
protected ELResolver createElResolver(VariableScope variableScope) {
 CompositeELResolver compositeElResolver = new CompositeELResolver();
 compositeElResolver.add(new VariableScopeElResolver(variableScope));
 compositeElResolver.add(new MockElResolver());
 compositeElResolver.add(new ArrayELResolver());
 compositeElResolver.add(new ListELResolver());
 compositeElResolver.add(new MapELResolver());
 compositeElResolver.add(new BeanELResolver());
 return compositeElResolver;
}
origin: spring-projects/spring-framework

  public CompositeELResolverImpl() {
    add(new ScopeELResolver());
    add(new TilesContextELResolver(new TilesContextBeanELResolver()));
    add(new TilesContextBeanELResolver());
    add(new ArrayELResolver(false));
    add(new ListELResolver(false));
    add(new MapELResolver(false));
    add(new ResourceBundleELResolver());
    add(new BeanELResolver(false));
  }
}
origin: Activiti/Activiti

protected void invoke() {
 invocationResult = valueExpression.getValue(elContext);
}
origin: jersey/jersey

@Override
public ELResolver getELResolver() {
  CompositeELResolver resolver = new CompositeELResolver();
  resolver.add(new ResponseContextResolver(entity, resource, instance));
  resolver.add(new BeanELResolver(true));
  return resolver;
}
origin: spring-projects/spring-framework

@Override
public void setValue(ELContext elContext, @Nullable Object base, Object property, Object value) throws ELException {
  if (base == null) {
    String beanName = property.toString();
    WebApplicationContext wac = getWebApplicationContext(elContext);
    if (wac.containsBean(beanName)) {
      if (value == wac.getBean(beanName)) {
        // Setting the bean reference to the same value is alright - can simply be ignored...
        elContext.setPropertyResolved(true);
      }
      else {
        throw new PropertyNotWritableException(
            "Variable '" + beanName + "' refers to a Spring bean which by definition is not writable");
      }
    }
  }
}
origin: javax.el/javax.el-api

/** 
 * Assign a ValueExpression to an EL variable, replacing
 * any previous assignment to the same variable.
 * The assignment for the variable is removed if
 * the expression is <code>null</code>.
 *
 * @param variable The variable name
 * @param expression The ValueExpression to be assigned
 *        to the variable.
 */
public void setVariable(String variable, ValueExpression expression) {
  getELContext().getVariableMapper().setVariable(variable, expression);
}
origin: DozerMapper/dozer

/**
 * {@inheritDoc}
 */
@Override
public void setFunction(String prefix, String name, Method method) {
  FunctionMapper functions = elContext.getFunctionMapper();
  functions.mapFunction(prefix, name, method);
}
origin: javax.el/javax.el-api

/**
 * Maps a static method to an EL function.
 * @param prefix The namespace of the functions, can be "".
 * @param function The name of the function.  
 * @param meth The static method to be invoked when the function is used.
 */
public void mapFunction(String prefix, String function, Method meth) {
  getELContext().getFunctionMapper().mapFunction(prefix, function, meth);
}
origin: javax.el/javax.el-api

/**
 * Register a BeanNameResolver.
 * Construct a BeanNameELResolver with the BeanNameResolver and add it
 * to the list of ELResolvers.
 * Once registered, the BeanNameResolver cannot be removed.
 * @param bnr The BeanNameResolver to be registered.
 */
public void addBeanNameResolver(BeanNameResolver bnr) {
  getELContext().addELResolver(new BeanNameELResolver(bnr));
}
origin: javax.el/javax.el-api

/**
 * Import a class.  The imported class must be loadable from the classloader
 * at the expression evaluation time.
 * @param className The full class name of the class to be imported
 * @throws ELException if the name is not a full class name.
 */
public void importClass(String className) throws ELException {
  getELContext().getImportHandler().importClass(className);
}
origin: javax.el/javax.el-api

/**
 * Import a package.  At the expression evaluation time, the imported package
 * name will be used to construct the full class name, which will then be
 * used to load the class.  Inherently, this is less efficient than
 * importing a class.
 * @param packageName The package name to be imported
 */
public void importPackage(String packageName) {
  getELContext().getImportHandler().importPackage(packageName);
}
origin: javax.el/javax.el-api

/**
 * Import a static field or method.  The class of the static member must be
 * loadable from the classloader, at class resolution time.
 * @param staticMemberName The full class name of the class to be imported
 * @throws ELException if the name is not a full class name.
 */
public void importStatic(String staticMemberName) throws ELException {
  getELContext().getImportHandler().importStatic(staticMemberName);
}
origin: javax.el/javax.el-api

/**
 * Notifies the listeners before an EL expression is evaluated
 * @param expr The EL expression string to be evaluated
 */
public void notifyBeforeEvaluation(String expr) {
  if (getEvaluationListeners() == null)
    return;
  for (EvaluationListener listener: getEvaluationListeners()) {
    listener.beforeEvaluation(this, expr);
  }
}
origin: javax.el/javax.el-api

/**
 * Notifies the listeners when the (base, property) pair is resolved
 * @param base The base object
 * @param property The property Object
 */
public void notifyPropertyResolved(Object base, Object property) {
  if (getEvaluationListeners() == null)
    return;
  for (EvaluationListener listener: getEvaluationListeners()) {
    listener.propertyResolved(this, base, property);
  }
}
origin: Activiti/Activiti

private ELResolver createElResolver() {
 CompositeELResolver compositeResolver = new CompositeELResolver();
 compositeResolver.add(new ArrayELResolver());
 compositeResolver.add(new ListELResolver());
 compositeResolver.add(new MapELResolver());
 compositeResolver.add(new JsonNodeELResolver());
 compositeResolver.add(new ResourceBundleELResolver());
 compositeResolver.add(new DynamicBeanPropertyELResolver(ItemInstance.class, "getFieldValue", "setFieldValue"));
 compositeResolver.add(new BeanELResolver());
 return new SimpleResolver(compositeResolver);
}
origin: org.springframework/spring-webmvc

  public CompositeELResolverImpl() {
    add(new ScopeELResolver());
    add(new TilesContextELResolver(new TilesContextBeanELResolver()));
    add(new TilesContextBeanELResolver());
    add(new ArrayELResolver(false));
    add(new ListELResolver(false));
    add(new MapELResolver(false));
    add(new ResourceBundleELResolver());
    add(new BeanELResolver(false));
  }
}
origin: org.springframework/spring-web

@Override
public boolean isReadOnly(ELContext elContext, Object base, Object property) throws ELException {
  if (base instanceof WebApplicationContext) {
    elContext.setPropertyResolved(true);
    return true;
  }
  return false;
}
javax.el

Most used classes

  • ValueExpression
    An Expression that can get or set a value.In previous incarnations of this API, expressions could on
  • ExpressionFactory
  • ELContext
    Context information for expression parsing and evaluation.To parse or evaluate an Expression, an ELC
  • ELResolver
  • ELException
    Represents any of the exception conditions that can arise during expression evaluation.
  • PropertyNotWritableException,
  • BeanELResolver,
  • CompositeELResolver,
  • ListELResolver,
  • ArrayELResolver,
  • MapELResolver,
  • VariableMapper,
  • ResourceBundleELResolver,
  • PropertyNotFoundException,
  • ELContextEvent,
  • MethodNotFoundException,
  • MethodInfo,
  • FunctionMapper,
  • ELContextListener
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