Example usage for java.beans PropertyDescriptor getReadMethod

Introduction

In this page you can find the example usage for java.beans PropertyDescriptor getReadMethod.

Prototype

public synchronized Method getReadMethod() 

Source Link

Document

Gets the method that should be used to read the property value.

Usage

From source file:com.cloudbees.plugins.credentials.matchers.BeanPropertyMatcher.java

/**
 * {@inheritDoc}/*from ww  w.  j  a v  a2s  .  co m*/
 */
@Override
public boolean matches(@NonNull Credentials item) {
    try {
        BeanInfo beanInfo = Introspector.getBeanInfo(item.getClass());
        for (PropertyDescriptor pd : beanInfo.getPropertyDescriptors()) {
            if (name.equals(pd.getName())) {
                Method readMethod = pd.getReadMethod();
                if (readMethod == null) {
                    return false; // we cannot read it therefore it cannot be a match
                }
                try {
                    Object actual = readMethod.invoke(item);
                    return expected == null ? actual == null : expected.equals(actual);
                } catch (IllegalAccessException e) {
                    return false; // if we cannot access it then it's not a match
                } catch (InvocationTargetException e) {
                    return false; // if we cannot access it then it's not a match
                }
            }
        }
        return false; // if there is no corresponding property then it cannot be a match
    } catch (IntrospectionException e) {
        return false; // if we cannot introspect it then it cannot be a match
    }
}

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From source file:net.sf.beanlib.provider.BeanChecker.java

/** 
 * @param fBean from bean// ww  w  . j a va2s  .  co  m
 * @param tBean to bean
 * @return true if the two beans are equal in a JavaBean sense.
 * ie. if they have the same number of properties, 
 * and the properties that can be read contain the same values.
 * 
 * TODO: unit test me
 */
public boolean beanEquals(Object fBean, Object tBean) {
    if (fBean == tBean)
        return true;
    if (fBean == null || tBean == null)
        return false;
    try {
        BeanInfo bi_f = Introspector.getBeanInfo(fBean.getClass());
        PropertyDescriptor[] pda_f = bi_f.getPropertyDescriptors();

        Map<?, ?> tMap = beanGetter.getPropertyName2DescriptorMap(tBean.getClass());

        if (pda_f.length != tMap.size())
            return false;

        for (int i = pda_f.length - 1; i > -1; i--) {
            PropertyDescriptor pd_f = pda_f[i];
            PropertyDescriptor pd_t = (PropertyDescriptor) tMap.get(pd_f.getName());
            Method m_f = pd_f.getReadMethod();
            Method m_t = pd_t.getReadMethod();

            if (m_f == null) {
                if (m_t == null)
                    continue;
                return false;
            }
            if (m_t == null)
                return false;
            Object v_f = m_f.invoke(fBean);
            Object v_t = m_t.invoke(tBean);

            if (!new EqualsBuilder().append(v_f, v_t).isEquals())
                return false;
        }
        return true;
    } catch (IntrospectionException e) {
        log.error("", e);
        throw new BeanlibException(e);
    } catch (IllegalAccessException e) {
        log.error("", e);
        throw new BeanlibException(e);
    } catch (InvocationTargetException e) {
        log.error("", e.getTargetException());
        throw new BeanlibException(e.getTargetException());
    }
}

---

From source file:no.sesat.search.datamodel.DataModelFactoryImplTest.java

/**
 *
 * @throws java.lang.Exception//from  w  ww .  j a  va  2  s  .  co m
 */
@Test
public void testDataObjectGetters() throws Exception {

    LOG.info("testDataObjectGetters()");
    scan(DataObject.class, DataModel.class, new Command() {
        public void execute(Object... args) {

            try {
                final Class<?> cls = (Class<?>) args[0];
                final Object dataObject = testInstantiate(cls);

                final PropertyDescriptor[] properties = Introspector.getBeanInfo(cls).getPropertyDescriptors();
                for (PropertyDescriptor property : properties) {
                    if (null != property.getReadMethod()) {
                        final Object value = invoke(property.getReadMethod(), dataObject, new Object[0]);
                        LOG.info("        Getter on " + property.getName() + " returned " + value);
                    }
                    if (property instanceof MappedPropertyDescriptor) {
                        final MappedPropertyDescriptor mappedProperty = (MappedPropertyDescriptor) property;
                        if (null != mappedProperty.getReadMethod()) {
                            final Object value = invoke(mappedProperty.getMappedReadMethod(), dataObject, "");
                            LOG.info("        Getter on " + mappedProperty.getName() + " returned " + value);
                        }
                    }
                }
            } catch (IntrospectionException ie) {
                LOG.info(ie.getMessage(), ie);
                throw new RuntimeException(ie.getMessage(), ie);
            }
        }
    });
}

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From source file:net.urosk.reportEngine.BirtConfigs.java

public void printOutProperties() throws Exception {

    final BeanWrapper wrapper = new BeanWrapperImpl(this);
    for (final PropertyDescriptor descriptor : wrapper.getPropertyDescriptors()) {
        logger.info(descriptor.getName() + ":" + descriptor.getReadMethod().invoke(this));
    }/*from ww  w . java 2  s  .c  om*/
}

---

From source file:org.codehaus.groovy.grails.commons.GrailsClassUtils.java

/**
 * Checks whether the specified property is inherited from a super class
 *
 * @param clz The class to check//from  w  w w  .ja va  2s .  c  o m
 * @param propertyName The property name
 * @return true if the property is inherited
 */
@SuppressWarnings("rawtypes")
public static boolean isPropertyInherited(Class clz, String propertyName) {
    if (clz == null)
        return false;
    Assert.isTrue(!StringUtils.isBlank(propertyName), "Argument [propertyName] cannot be null or blank");

    Class<?> superClass = clz.getSuperclass();

    PropertyDescriptor pd = BeanUtils.getPropertyDescriptor(superClass, propertyName);
    if (pd != null && pd.getReadMethod() != null) {
        return true;
    }
    return false;
}

---

From source file:com.webpagebytes.cms.engine.JSONToFromObjectConverter.java

public org.json.JSONObject JSONFromObject(Object object) {
    org.json.JSONObject json = new org.json.JSONObject();
    if (null == object)
        return json;
    Class<? extends Object> objClass = object.getClass();
    Field[] fields = objClass.getDeclaredFields();
    for (Field field : fields) {
        Object storeAdn = field.getAnnotation(WPBAdminFieldStore.class);
        if (storeAdn == null) {
            storeAdn = field.getAnnotation(WPBAdminFieldKey.class);
            if (storeAdn == null) {
                storeAdn = field.getAnnotation(WPBAdminFieldTextStore.class);
                if (storeAdn == null) {
                    storeAdn = field.getAnnotation(WPBAdminField.class);
                }/*from ww  w. jav a  2 s .co m*/
            }
        }

        if (storeAdn != null) {
            String fieldName = field.getName();
            try {
                PropertyDescriptor pd = new PropertyDescriptor(fieldName, objClass);
                Object value = pd.getReadMethod().invoke(object);
                String fieldValue = JSONStringFromField(value, field.getType());
                if (fieldValue != null) {
                    json.put(fieldName, fieldValue);
                }
            } catch (Exception e) {
                // do nothing, there is no write method for our field
            }
        }
    }
    return json;
}

---

From source file:org.codehaus.enunciate.modules.xfire.EnunciatedJAXWSWebFaultHandler.java

@Override
protected Object getFaultBean(Throwable fault, MessagePartInfo faultPart, MessageContext context) {
    Class<? extends Throwable> faultClass = fault.getClass();

    boolean conformsToJAXWSFaultPattern = conformsToJAXWSFaultPattern(faultClass);
    if (conformsToJAXWSFaultPattern) {
        try {/*w w  w .j  a va 2s . c  om*/
            return faultClass.getMethod("getFaultInfo").invoke(fault);
        } catch (NoSuchMethodException e) {
            //fall through.  doesn't conform to the spec pattern.
        } catch (IllegalAccessException e) {
            throw new XFireRuntimeException("Couldn't invoke getFaultInfo method.", e);
        } catch (InvocationTargetException e) {
            throw new XFireRuntimeException("Couldn't invoke getFaultInfo method.", e);
        }
    }

    //doesn't conform to the spec pattern, use the generated fault bean class.
    Class faultBeanClass = getFaultBeanClass(faultClass);

    if (faultBeanClass == null) {
        return null;
    }

    try {
        BeanInfo beanInfo = Introspector.getBeanInfo(faultBeanClass, Object.class);
        Object faultBean = faultBeanClass.newInstance();
        for (PropertyDescriptor property : beanInfo.getPropertyDescriptors()) {
            if ((property.getWriteMethod() != null) && (property.getReadMethod() != null)) {
                Method getter = faultClass.getMethod(property.getReadMethod().getName());
                property.getWriteMethod().invoke(faultBean, getter.invoke(fault));
            }
        }
        return faultBean;
    } catch (IntrospectionException e) {
        throw new XFireRuntimeException("Unable to introspect fault bean class.", e);
    } catch (IllegalAccessException e) {
        throw new XFireRuntimeException("Unable to create fault bean.", e);
    } catch (InstantiationException e) {
        throw new XFireRuntimeException("Unable to create fault bean.", e);
    } catch (NoSuchMethodException e) {
        throw new XFireRuntimeException("The fault " + faultClass.getName()
                + " doesn't have a needed getter method used to fill in its fault bean.", e);
    } catch (InvocationTargetException e) {
        throw new XFireRuntimeException("Unable to create fault bean.", e);
    }
}

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From source file:com.emc.ecs.sync.config.ConfigWrapper.java

public ConfigWrapper(Class<C> targetClass) {
    try {//  w ww. j a  v a 2s.c  om
        this.targetClass = targetClass;
        if (targetClass.isAnnotationPresent(StorageConfig.class))
            this.uriPrefix = targetClass.getAnnotation(StorageConfig.class).uriPrefix();
        if (targetClass.isAnnotationPresent(FilterConfig.class))
            this.cliName = targetClass.getAnnotation(FilterConfig.class).cliName();
        if (targetClass.isAnnotationPresent(Label.class))
            this.label = targetClass.getAnnotation(Label.class).value();
        if (targetClass.isAnnotationPresent(Documentation.class))
            this.documentation = targetClass.getAnnotation(Documentation.class).value();
        BeanInfo beanInfo = Introspector.getBeanInfo(targetClass);
        for (PropertyDescriptor descriptor : beanInfo.getPropertyDescriptors()) {
            if (descriptor.getReadMethod().isAnnotationPresent(Option.class)) {
                propertyMap.put(descriptor.getName(), new ConfigPropertyWrapper(descriptor));
            }
        }
        for (MethodDescriptor descriptor : beanInfo.getMethodDescriptors()) {
            Method method = descriptor.getMethod();
            if (method.isAnnotationPresent(UriParser.class)) {
                if (method.getReturnType().equals(Void.TYPE) && method.getParameterTypes().length == 1
                        && method.getParameterTypes()[0].equals(String.class)) {
                    uriParser = method;
                } else {
                    log.warn("illegal signature for @UriParser method {}.{}", targetClass.getSimpleName(),
                            method.getName());
                }
            } else if (method.isAnnotationPresent(UriGenerator.class)) {
                if (method.getReturnType().equals(String.class) && method.getParameterTypes().length == 0) {
                    uriGenerator = method;
                } else {
                    log.warn("illegal signature for @UriGenerator method {}.{}", targetClass.getSimpleName(),
                            method.getName());
                }
            }
        }
        if (propertyMap.isEmpty())
            log.info("no @Option annotations found in {}", targetClass.getSimpleName());
    } catch (IntrospectionException e) {
        throw new RuntimeException(e);
    }
}

---

From source file:com.github.mrgoro.interactivedata.spring.service.SwaggerService.java

/**
 * Get Parameters from a//  w  w  w .  j  av  a  2s. c o m
 * {@link com.github.mrgoro.interactivedata.api.data.operations.OperationData OperationData}-Class.
 *
 * @param dataClass Operation Data Class
 * @param type Type of operation
 * @return Map of parameters with their names as keys
 */
private Map<String, Parameter> getParametersForClass(Class<?> dataClass, String type) {
    Map<String, Parameter> parameters = new HashMap<>();
    try {
        PropertyDescriptor[] propertyDescriptors = Introspector.getBeanInfo(dataClass).getPropertyDescriptors();
        for (PropertyDescriptor pd : propertyDescriptors) {
            // Class is a property descriptor => filter out
            if (pd.getReadMethod() != null && !"class".equals(pd.getName())) {
                parameters.put(pd.getName(),
                        new QueryParameter().name(pd.getName()).description(type + " param for " + pd.getName())
                                .required(false).property(getProperty(pd.getPropertyType())));
            }
        }
    } catch (IntrospectionException e) {
        log.error("Exception using introspection for generating Interactive Data API (Parameters)", e);
    }
    return parameters;
}

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From source file:com.github.dactiv.common.bundle.BeanResourceBundle.java

/**
 * ?bean?mapkey/*from  ww w .j ava 2 s.c om*/
 */
@Override
public Enumeration<String> getKeys() {

    Vector<String> vector = new Vector<String>();
    PropertyDescriptor[] propertyDescriptors = BeanUtils.getPropertyDescriptors(bean.getClass());
    //???bean
    for (PropertyDescriptor pd : propertyDescriptors) {
        //get/set???
        if ((pd.getWriteMethod() == null) || pd.getReadMethod() == null) {
            continue;
        }

        String key = pd.getName();

        /*
         * ?map?:
         * 1.include
         * 2.?exclude
         * 3.ignoreNullValuetrue,?null
         */
        if (isIncludeProperty(key) && !isExcludeProperty(key)) {

            if (ignoreNullValue && ReflectionUtils.invokeGetterMethod(bean, key) == null) {
                continue;
            }

            vector.addElement(key);
        }
    }

    //?mapkey
    return vector.elements();
}

---

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