Example usage for org.apache.commons.beanutils PropertyUtils getWriteMethod

Introduction

In this page you can find the example usage for org.apache.commons.beanutils PropertyUtils getWriteMethod.

Prototype

public static Method getWriteMethod(PropertyDescriptor descriptor) 

Source Link

Document

Return an accessible property setter method for this property, if there is one; otherwise return null.

For more details see PropertyUtilsBean.

Usage

From source file:org.settings4j.config.DOMConfigurator.java

/**
 * Sets a parameter based from configuration file content.
 *
 * @param elem/*from  w w w . ja va  2  s .  co  m*/
 *        param element, may not be null.
 * @param propSetter
 *        property setter, may not be null.
 * @param props
 *        properties
 */
private void setParameter(final Element elem, final Object bean, final Connector[] connectors) {
    final String name = elem.getAttribute(NAME_ATTR);
    final String valueStr = elem.getAttribute(VALUE_ATTR);
    try {
        final PropertyDescriptor propertyDescriptor = PropertyUtils.getPropertyDescriptor(bean, name);
        final Method setter = PropertyUtils.getWriteMethod(propertyDescriptor);
        Object value;
        if (connectors != null) {
            value = subst(valueStr, connectors, setter.getParameterTypes()[0]);
        } else {
            value = subst(valueStr, null, setter.getParameterTypes()[0]);
        }
        PropertyUtils.setProperty(bean, name, value);
    } catch (final IllegalAccessException e) {
        LOG.warn("Cannnot set Property: {}", name, e);
    } catch (final InvocationTargetException e) {
        LOG.warn("Cannnot set Property: {}", name, e);
    } catch (final NoSuchMethodException e) {
        LOG.warn("Cannnot set Property: {}", name, e);
    }
}

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From source file:org.wildfly.swarm.microprofile.openapi.runtime.OpenApiAnnotationScanner.java

/**
 * Reads the CallbackOperation annotations as a PathItem.  The annotation value
 * in this case is an array of CallbackOperation annotations.
 * @param value// ww w  .ja v  a2  s  .co  m
 */
private PathItem readCallbackOperations(AnnotationValue value) {
    if (value == null) {
        return null;
    }
    LOG.debug("Processing an array of @CallbackOperation annotations.");
    AnnotationInstance[] nestedArray = value.asNestedArray();
    PathItem pathItem = new PathItemImpl();
    for (AnnotationInstance operationAnno : nestedArray) {
        String method = JandexUtil.stringValue(operationAnno, OpenApiConstants.PROP_METHOD);
        Operation operation = readCallbackOperation(operationAnno);
        if (method == null) {
            continue;
        }
        try {
            PropertyDescriptor descriptor = PropertyUtils.getPropertyDescriptor(pathItem, method.toUpperCase());
            Method mutator = PropertyUtils.getWriteMethod(descriptor);
            mutator.invoke(pathItem, operation);
        } catch (Exception e) {
            LOG.error("Error reading a CallbackOperation annotation.", e);
        }
    }
    return pathItem;
}

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