SetNullBean.java

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package com.sun.faces.test.servlet30.el;

import java.io.Serializable;
import javax.el.ELException;
import javax.el.ValueExpression;
import javax.faces.bean.ManagedBean;
import javax.faces.bean.RequestScoped;
import javax.faces.context.FacesContext;
import javax.faces.el.ValueBinding;

@ManagedBean(name = "setNullBean")
@RequestScoped
public class SetNullBean implements Serializable {

    public String getTest1() {
        FacesContext facesContext = FacesContext.getCurrentInstance();
        SetNullTestBean setNullTestBean = new SetNullTestBean();

        facesContext.getExternalContext().
                getSessionMap().put("setNullTestBean", setNullTestBean);

        ValueBinding valueBinding = facesContext.
                getApplication().createValueBinding("#{sessionScope.setNullTestBean.one}");
        valueBinding.setValue(facesContext, null);

        return setNullTestBean.getOne() == null ? "SUCCESS" : "FAILED";
    }

    public String getTest2() {
        FacesContext facesContext = FacesContext.getCurrentInstance();
        SetNullTestBean setNullTestBean = new SetNullTestBean();
        SetNullInnerTestBean inner = new SetNullInnerTestBean();

        facesContext.getExternalContext().
                getSessionMap().put("setNullTestBean", setNullTestBean);

        ValueBinding valueBinding = facesContext.
                getApplication().createValueBinding("#{sessionScope.setNullTestBean.inner}");
        valueBinding.setValue(facesContext, inner);

        return setNullTestBean.getInner() != null ? "SUCCESS" : "FAILED";
    }

    public String getTest3() {
        FacesContext facesContext = FacesContext.getCurrentInstance();
        SetNullTestBean setNullTestBean = new SetNullTestBean();
        SetNullInnerTestBean inner = new SetNullInnerTestBean();

        facesContext.getExternalContext().
                getSessionMap().put("setNullTestBean", setNullTestBean);

        ValueBinding valueBinding = facesContext.
                getApplication().createValueBinding("#{sessionScope.setNullTestBean.inner}");
        valueBinding.setValue(facesContext, inner);

        valueBinding = facesContext.
                getApplication().createValueBinding("#{sessionScope.setNullTestBean.inner}");
        valueBinding.setValue(facesContext, null);

        return setNullTestBean.getInner() == null ? "SUCCESS" : "FAILED";
    }

    public String getTest4() {
        FacesContext facesContext = FacesContext.getCurrentInstance();
        SetNullTestBean setNullTestBean = new SetNullTestBean();
        SetNullInnerTestBean inner = new SetNullInnerTestBean();

        facesContext.getExternalContext().
                getSessionMap().put("setNullTestBean", setNullTestBean);

        ValueBinding valueBinding = facesContext.
                getApplication().createValueBinding("#{sessionScope.setNullTestBean.inner}");
        valueBinding.setValue(facesContext, inner);

        valueBinding = facesContext.
                getApplication().createValueBinding("#{sessionScope.setNullTestBean.inner}");
        valueBinding.setValue(facesContext, inner);

        boolean exceptionThrown = false;
        valueBinding = facesContext.
                getApplication().createValueBinding("#{sessionScope.setNullTestBean.inner.test4}");
        try {
            valueBinding.setValue(facesContext, null);
        } catch (javax.faces.el.EvaluationException ee) {
            exceptionThrown = true;
        }
        return exceptionThrown ? "SUCCESS" : "FAILED";
    }
    
    public String getTest5() {
        FacesContext facesContext = FacesContext.getCurrentInstance();
        SetNullTestBean setNullTestBean = new SetNullTestBean();

        facesContext.getExternalContext().
                getSessionMap().put("setNullTestBean", setNullTestBean);

        ValueExpression valueExpression = facesContext.getApplication().getExpressionFactory().
                createValueExpression(facesContext.getELContext(), "#{sessionScope.setNullTestBean.one}", Object.class);
        valueExpression.setValue(facesContext.getELContext(), null);

        return setNullTestBean.getOne() == null ? "SUCCESS" : "FAILED";
    }

    public String getTest6() {
        FacesContext facesContext = FacesContext.getCurrentInstance();
        SetNullTestBean setNullTestBean = new SetNullTestBean();
        SetNullInnerTestBean inner = new SetNullInnerTestBean();

        facesContext.getExternalContext().
                getSessionMap().put("setNullTestBean", setNullTestBean);

        ValueExpression valueExpression = facesContext.getApplication().getExpressionFactory().
                createValueExpression(facesContext.getELContext(), "#{sessionScope.setNullTestBean.inner}", Object.class);
        valueExpression.setValue(facesContext.getELContext(), inner);

        return setNullTestBean.getInner() != null ? "SUCCESS" : "FAILED";
    }

    public String getTest7() {
        FacesContext facesContext = FacesContext.getCurrentInstance();
        SetNullTestBean setNullTestBean = new SetNullTestBean();
        SetNullInnerTestBean inner = new SetNullInnerTestBean();

        facesContext.getExternalContext().
                getSessionMap().put("setNullTestBean", setNullTestBean);

        ValueExpression valueExpression = facesContext.getApplication().getExpressionFactory().
                createValueExpression(facesContext.getELContext(), "#{sessionScope.setNullTestBean.inner}", Object.class);
        valueExpression.setValue(facesContext.getELContext(), inner);
        
        valueExpression = facesContext.getApplication().getExpressionFactory().
                createValueExpression(facesContext.getELContext(), "#{sessionScope.setNullTestBean.inner}", Object.class);
        valueExpression.setValue(facesContext.getELContext(), null);

        return setNullTestBean.getInner() == null ? "SUCCESS" : "FAILED";
    }

    public String getTest8() {
        FacesContext facesContext = FacesContext.getCurrentInstance();
        SetNullTestBean setNullTestBean = new SetNullTestBean();
        SetNullInnerTestBean inner = new SetNullInnerTestBean();

        facesContext.getExternalContext().
                getSessionMap().put("setNullTestBean", setNullTestBean);

        ValueExpression valueExpression = facesContext.getApplication().getExpressionFactory().
                createValueExpression(facesContext.getELContext(), "#{sessionScope.setNullTestBean.inner}", Object.class);
        valueExpression.setValue(facesContext.getELContext(), inner);

        valueExpression = facesContext.getApplication().getExpressionFactory().
                createValueExpression(facesContext.getELContext(), "#{sessionScope.setNullTestBean.inner}", Object.class);
        valueExpression.setValue(facesContext.getELContext(), inner);

        boolean exceptionThrown = false;
        valueExpression = facesContext.getApplication().getExpressionFactory().
                createValueExpression(facesContext.getELContext(), "#{sessionScope.setNullTestBean.inner.test4}", Object.class);
        try {
            valueExpression.setValue(facesContext.getELContext(), null);
        } catch (ELException ee) {
            exceptionThrown = true;
        }
        return exceptionThrown ? "SUCCESS" : "FAILED";
    }
}