Example usage for javax.swing.undo CannotUndoException initCause

Introduction

In this page you can find the example usage for javax.swing.undo CannotUndoException initCause.

Prototype

public synchronized Throwable initCause(Throwable cause) 

Source Link

Document

Initializes the cause of this throwable to the specified value.

Usage

From source file:ca.sqlpower.object.undo.PropertyChangeEdit.java

/**
 * Sets the value of the property to be the old value
 *//*from ww w. j  av a 2s. c o  m*/
@Override
public void undo() throws CannotUndoException {
    logger.debug("Undoing Property change: Setting " + sourceEvent.getPropertyName() + " from "
            + sourceEvent.getNewValue() + " to " + sourceEvent.getOldValue());
    super.undo();
    try {
        final PropertyDescriptor propertyDescriptor = PropertyUtils
                .getPropertyDescriptor(sourceEvent.getSource(), sourceEvent.getPropertyName());
        logger.debug("Found property descriptor " + propertyDescriptor);
        if (logger.isDebugEnabled()) {
            PropertyDescriptor[] propertyDescriptors = PropertyUtils
                    .getPropertyDescriptors(sourceEvent.getSource());
            logger.debug("Descriptor has write method " + propertyDescriptor.getWriteMethod());
        }
        Method setter = PropertyUtils.getWriteMethod(propertyDescriptor);
        logger.info("Found setter: " + setter.getName());
        setter.invoke(sourceEvent.getSource(), sourceEvent.getOldValue());

    } catch (Exception ex) {
        CannotUndoException wrapper = new CannotUndoException();
        wrapper.initCause(ex);
        throw wrapper;
    }
}

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