Examples of org.apache.commons.beanutils.BeanUtilsBean

org.apache.commons.beanutils.BeanUtilsBean

JavaBean property population methods.

This class provides implementations for the utility methods in {@link BeanUtils}. Different instances can be used to isolate caches between classloaders and to vary the value converters registered.
@author Craig R. McClanahan @author Ralph Schaer @author Chris Audley @author Rey Francois @author Gregor Rayman @version $Revision: 687117 $ $Date: 2008-08-19 19:19:36 +0100 (Tue, 19 Aug 2008) $ @see BeanUtils @since 1.7

    public final void configure(Configuration aConfiguration)
        throws CheckstyleException
    {
        mConfiguration = aConfiguration;


        final BeanUtilsBean beanUtils = createBeanUtilsBean();


        // TODO: debug log messages
        final String[] attributes = aConfiguration.getAttributeNames();


        for (final String key : attributes) {
            final String value = aConfiguration.getAttribute(key);


            try {
                // BeanUtilsBean.copyProperties silently ignores missing setters
                // for key, so we have to go through great lengths here to
                // figure out if the bean property really exists.
                final PropertyDescriptor pd =
                    PropertyUtils.getPropertyDescriptor(this, key);
                if ((pd == null) || (pd.getWriteMethod() == null)) {
                    throw new CheckstyleException(
                        "Property '" + key + "' in module "
                        + aConfiguration.getName()
                        + " does not exist, please check the documentation");
                }


                // finally we can set the bean property
                beanUtils.copyProperty(this, key, value);
            }
            catch (final InvocationTargetException e) {
                throw new CheckstyleException(
                    "Cannot set property '" + key + "' in module "
                    + aConfiguration.getName() + " to '" + value

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     * @see Contextualizable
     */
    public final void contextualize(Context aContext)
        throws CheckstyleException
    {
        final BeanUtilsBean beanUtils = createBeanUtilsBean();


        // TODO: debug log messages
        final Collection<String> attributes = aContext.getAttributeNames();


        for (final String key : attributes) {
            final Object value = aContext.get(key);


            try {
                beanUtils.copyProperty(this, key, value);
            }
            catch (final InvocationTargetException e) {
                // TODO: log.debug("The bean " + this.getClass()
                // + " is not interested in " + value)
                throw new CheckstyleException("cannot set property "

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  public static final boolean TRIM_STR = true;


  private BeanUtilsBean beanUtils;


  public ConvertPopulatorBean() {
    beanUtils = new BeanUtilsBean(Converter.getDefault());
  }

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  public ConvertPopulatorBean() {
    beanUtils = new BeanUtilsBean(Converter.getDefault());
  }


  public ConvertPopulatorBean(ConvertUtilsBean convertUtils) {
    beanUtils = new BeanUtilsBean(convertUtils);
  }

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  public static final boolean TRIM_STR = true;


  private BeanUtilsBean beanUtils;


  public ConvertPopulatorBean() {
    beanUtils = new BeanUtilsBean(Converter.getDefault());
  }

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  public ConvertPopulatorBean() {
    beanUtils = new BeanUtilsBean(Converter.getDefault());
  }


  public ConvertPopulatorBean(ConvertUtilsBean convertUtils) {
    beanUtils = new BeanUtilsBean(convertUtils);
  }

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        cub.register(new IntegerArrayConverter(), Integer[].class);


        // BigDecimal, BigInteger, Class, Date, String, Time, TimeStamp
        // do not use defaults in the default configuration of ConvertUtilsBean


        return new BeanUtilsBean(cub, new PropertyUtilsBean());
    }

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    public final void configure(Configuration aConfiguration)
        throws CheckstyleException
    {
        mConfiguration = aConfiguration;


        final BeanUtilsBean beanUtils = createBeanUtilsBean();


        // TODO: debug log messages
        final String[] attributes = aConfiguration.getAttributeNames();


        for (int i = 0; i < attributes.length; i++) {
            final String key = attributes[i];
            final String value = aConfiguration.getAttribute(key);


            try {
                // BeanUtilsBean.copyProperties silently ignores missing setters
                // for key, so we have to go through great lengths here to
                // figure out if the bean property really exists.
                final PropertyDescriptor pd =
                    PropertyUtils.getPropertyDescriptor(this, key);
                if ((pd == null) || (pd.getWriteMethod() == null)) {
                    throw new CheckstyleException(
                        "Property '" + key + "' in module "
                        + aConfiguration.getName()
                        + " does not exist, please check the documentation");
                }


                // finally we can set the bean property
                beanUtils.copyProperty(this, key, value);
            }
            catch (final InvocationTargetException e) {
                throw new CheckstyleException(
                    "Cannot set property '" + key + "' in module "
                    + aConfiguration.getName() + " to '" + value

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     * @see Contextualizable
     */
    public final void contextualize(Context aContext)
        throws CheckstyleException
    {
        final BeanUtilsBean beanUtils = createBeanUtilsBean();


        // TODO: debug log messages
        final String[] attributes = aContext.getAttributeNames();


        for (int i = 0; i < attributes.length; i++) {
            final String key = attributes[i];
            final Object value = aContext.get(key);


            try {
                beanUtils.copyProperty(this, key, value);
            }
            catch (final InvocationTargetException e) {
                // TODO: log.debug("The bean " + this.getClass()
                // + " is not interested in " + value)
                throw new CheckstyleException("cannot set property "

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     */
    private static BeanUtilsBean initBeanUtilsBean()
    {
        PropertyUtilsBean propUtilsBean = new PropertyUtilsBean();
        propUtilsBean.addBeanIntrospector(new FluentPropertyBeanIntrospector());
        return new BeanUtilsBean(new ConvertUtilsBean(), propUtilsBean);
    }

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