Examples of org.apache.commons.beanutils.DynaProperty

org.apache.commons.beanutils.DynaProperty

The metadata describing an individual property of a DynaBean.
@author Craig R. McClanahan @version $Revision: 1.3 $ $Date: 2002/03/24 09:15:03 $

     * @exception IllegalArgumentException if there is no property
     *  of the specified name
     */
    public void remove(String name, String key) {


        DynaProperty descriptor = getDynaProperty(name);
        Object value = dynaValues.get(name);
        if (value == null) {
            throw new NullPointerException
                ("No mapped value for '" + name + "(" + key + ")'");
        } else if (value instanceof Map) {

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     * @exception NullPointerException if an attempt is made to set a
     *  primitive property to null
     */
    public void set(String name, Object value) {


        DynaProperty descriptor = getDynaProperty(name);
        if (value == null) {
            if (descriptor.getType().isPrimitive()) {
                throw new NullPointerException
                    ("Primitive value for '" + name + "'");
            }
        } else if (!isDynaAssignable(descriptor.getType(), value.getClass())) {
            throw new ConversionException
                ("Cannot assign value of type '" +
                 value.getClass().getName() +
                 "' to property '" + name + "' of type '" +
                 descriptor.getType().getName() + "'");
        }
        dynaValues.put(name, value);


    }

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     * @exception IndexOutOfBoundsException if the specified index
     *  is outside the range of the underlying property
     */
    public void set(String name, int index, Object value) {


        DynaProperty descriptor = getDynaProperty(name);
        Object prop = dynaValues.get(name);
        if (prop == null) {
            throw new NullPointerException
                ("No indexed value for '" + name + "[" + index + "]'");
        } else if (prop.getClass().isArray()) {

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     * @exception IllegalArgumentException if the specified property
     *  exists, but is not mapped
     */
    public void set(String name, String key, Object value) {


        DynaProperty descriptor = getDynaProperty(name);
        Object prop = dynaValues.get(name);
        if (prop == null) {
            throw new NullPointerException
                ("No mapped value for '" + name + "(" + key + ")'");
        } else if (prop instanceof Map) {

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     */
    public String toString() {


        StringBuffer sb = new StringBuffer("DynaActionForm[dynaClass=");
        sb.append(getDynaClass().getName());
        DynaProperty props[] = getDynaClass().getDynaProperties();
        if (props == null) {
            props = new DynaProperty[0];
        }
        for (int i = 0; i < props.length; i++) {
            sb.append(',');

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     * @exception IllegalArgumentException if this is not a valid property
     *  name for our DynaClass
     */
    protected DynaProperty getDynaProperty(String name) {


        DynaProperty descriptor = getDynaClass().getDynaProperty(name);
        if (descriptor == null) {
            throw new IllegalArgumentException
                ("Invalid property name '" + name + "'");
        }
        return (descriptor);

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            if (!allowUnknownChildElements) {
                // Force an exception if the property does not exist
                // (BeanUtils.setProperty() silently returns in this case)
                if (top instanceof DynaBean) {
                    DynaProperty desc =
                        ((DynaBean) top).getDynaClass().getDynaProperty(propName);
                    if (desc == null) {
                        throw new NoSuchMethodException
                            ("Bean has no property named " + propName);
                    }

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        }


        // Force an exception if the property does not exist
        // (BeanUtils.setProperty() silently returns in this case)
        if (top instanceof DynaBean) {
            DynaProperty desc =
                ((DynaBean) top).getDynaClass().getDynaProperty(actualName);
            if (desc == null) {
                throw new NoSuchMethodException
                    ("Bean has no property named " + actualName);
            }

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        }


        // Force an exception if the property does not exist
        // (BeanUtils.setProperty() silently returns in this case)
        if (top instanceof DynaBean) {
            DynaProperty desc =
                ((DynaBean) top).getDynaClass().getDynaProperty(property);
            if (desc == null) {
                throw new NoSuchMethodException
                    ("Bean has no property named " + property);
            }

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            else if (type == Short.class)
            {
                type = Short.TYPE;
            }


            return new DynaProperty(name, type);
        }
    }

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