Example usage for java.beans BeanDescriptor getCustomizerClass

Introduction

In this page you can find the example usage for java.beans BeanDescriptor getCustomizerClass.

Prototype

public Class<?> getCustomizerClass() 

Source Link

Document

Gets the Class object for the bean's customizer.

Usage

From source file:org.mwc.debrief.editable.test.EditableTests.java

/**
* test helper, to check that all of the object property getters/setters are
* there/* ww w . j a  va 2  s.c o  m*/
* 
* @param toBeTested
*/
public static void testTheseParameters(final Editable toBeTested) {
    // check if we received an object
    System.out.println("testing " + toBeTested.getClass());
    if (toBeTested == null)
        return;

    Assert.assertNotNull("Found editable object", toBeTested);

    final Editable.EditorType et = toBeTested.getInfo();

    if (et == null) {
        Assert.fail("no editor type returned for");
        return;
    }

    // first see if we return a custom bean descriptor
    final BeanDescriptor desc = et.getBeanDescriptor();

    // did we get one?
    if (desc != null) {
        final Class<?> editorClass = desc.getCustomizerClass();
        if (editorClass != null) {
            Object newInstance = null;
            try {
                newInstance = editorClass.newInstance();
            } catch (final InstantiationException e) {
                e.printStackTrace(); // To change body of catch statement use File
                                     // | Settings | File Templates.
            } catch (final IllegalAccessException e) {
                e.printStackTrace(); // To change body of catch statement use File
                                     // | Settings | File Templates.
            }
            // check it worked
            Assert.assertNotNull("we didn't create the custom editor for:", newInstance);
        } else {
            // there isn't a dedicated editor, try the custom ones.
            // do the edits
            PropertyDescriptor[] pd = null;
            try {
                pd = et.getPropertyDescriptors();
            } catch (Exception e) {
                org.mwc.debrief.editable.test.Activator.log(e);
                Assert.fail("problem fetching property editors for " + toBeTested.getClass());
            }

            if (pd == null) {
                Assert.fail("problem fetching property editors for " + toBeTested.getClass());
                return;
            }

            final int len = pd.length;
            if (len == 0) {
                System.out.println(
                        "zero property editors found for " + toBeTested + ", " + toBeTested.getClass());
                return;
            }

            // griddable property descriptors
            if (et instanceof Griddable) {
                pd = null;
                try {
                    pd = ((Griddable) et).getGriddablePropertyDescriptors();
                } catch (Exception e) {
                    org.mwc.debrief.editable.test.Activator.log(e);
                    Assert.fail("problem fetching griddable property editors for " + toBeTested.getClass());
                }

                if (pd == null) {
                    Assert.fail("problem fetching griddable property editors for " + toBeTested.getClass());
                    return;
                }
            }
            // the method names are checked when creating PropertyDescriptor
            // we haven't to test them

        } // whether there was a customizer class
    } // whether there was a custom bean descriptor

    // now try out the methods
    final MethodDescriptor[] methods = et.getMethodDescriptors();
    if (methods != null) {
        for (int thisM = 0; thisM < methods.length; thisM++) {
            final MethodDescriptor method = methods[thisM];
            final Method thisOne = method.getMethod();
            final String theName = thisOne.getName();
            Assert.assertNotNull(theName);
        }
    }
}

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