Examples of org.apache.commons.beanutils.DynaClass

org.apache.commons.beanutils.DynaClass

A DynaClass is a simulation of the functionality of java.lang.Class for classes implementing the DynaBean interface. DynaBean instances that share the same DynaClass all have the same set of available properties, along with any associated data types, read-only states, and write-only states.
@author Craig McClanahan @author Michael Smith @author Paulo Gaspar @version $Revision: 555824 $ $Date: 2007-07-13 01:27:15 +0100 (Fri, 13 Jul 2007) $

     *
     * @todo do something about the sorting
     */
    public String[] getPropertyNames() {
        if (names == null) {
            DynaClass dynaClass = dynaBean.getDynaClass();
            DynaProperty properties[] = dynaClass.getDynaProperties();
            int count = properties.length;
            boolean hasClass = dynaClass.getDynaProperty("class") != null;
            if (hasClass) {
                count--;       // Exclude "class" from properties
            }
            names = new String[count];
            for (int i = 0, j = 0; i < properties.length; i++) {

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    /**
     * Returns true if the bean has the currently selected property
     */
    protected boolean isActualProperty() {
        DynaClass dynaClass = dynaBean.getDynaClass();
        return dynaClass.getDynaProperty(getPropertyName()) != null;
    }

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        DynaClass dynaClass = dynaBean.getDynaClass();
        return dynaClass.getDynaProperty(getPropertyName()) != null;
    }


    protected boolean isIndexedProperty() {
        DynaClass dynaClass = dynaBean.getDynaClass();
        DynaProperty property = dynaClass.getDynaProperty(name);
        return property.isIndexed();
    }

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        }
   }




    private Object convert(Object value, boolean element) {
        DynaClass dynaClass = (DynaClass) dynaBean.getDynaClass();
        DynaProperty property = dynaClass.getDynaProperty(getPropertyName());
        Class type = property.getType();
        if (element) {
            if (type.isArray()) {
                type = type.getComponentType();
            }

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     *
     * @return A string representation of this object.
     */
    public String toString() {
        StringBuffer sb = new StringBuffer("DynaActionForm[dynaClass=");
        DynaClass dynaClass = getDynaClass();


        if (dynaClass == null) {
            return sb.append("null]").toString();
        }


        sb.append(dynaClass.getName());


        DynaProperty[] props = dynaClass.getDynaProperties();


        if (props == null) {
            props = new DynaProperty[0];
        }

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    public Object getProperty(Map context, Object target, Object name) throws OgnlException {
        
        if (target instanceof DynaBean && name != null) {
            DynaBean bean = (DynaBean)target;
            DynaClass cls = bean.getDynaClass();
            String key = name.toString();
            if (cls.getDynaProperty(key) != null) {
                return bean.get(key);
            }
        }
        return null;
    }

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                            true); 
        
    }
    
    private DynaClass createDynasaurClass() throws Exception {
        DynaClass dynaClass = new BasicDynaClass
                ("Dynasaur", null,
                        new DynaProperty[]{
                            new DynaProperty("Species", String.class),
                            new DynaProperty("isRaptor", Boolean.TYPE),
                            new DynaProperty("Period", String.class),

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    public Object get(String name, String key) {
        return dynaProperty;
    }
    
    public DynaClass getDynaClass() {
        return new DynaClass() {
            public DynaProperty[] getDynaProperties() {
                DynaProperty[] properties = {new DynaProperty("DynaProp", String.class)};
                return properties;
            }

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                            true); 
        
    }
    
    private DynaClass createDynasaurClass() throws Exception {
        DynaClass dynaClass = new BasicDynaClass
                ("Dynasaur", null,
                        new DynaProperty[]{
                            new DynaProperty("Species", String.class),
                            new DynaProperty("isRaptor", Boolean.TYPE),
                            new DynaProperty("Period", String.class),

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            throws IllegalAccessException, InvocationTargetException {


        Class type = null;               // Java type of target property


        if (target instanceof DynaBean) {
            DynaClass dynaClass = ((DynaBean) target).getDynaClass();
            DynaProperty dynaProperty = dynaClass.getDynaProperty(propName);
            if (dynaProperty == null) {
                return null; // Skip this property setter
            }
            type = dynaProperty.getType();
        }

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