Example usage for org.apache.commons.beanutils MethodUtils getAccessibleMethod

Introduction

In this page you can find the example usage for org.apache.commons.beanutils MethodUtils getAccessibleMethod.

Prototype

public static Method getAccessibleMethod(Class clazz, String methodName, Class[] parameterTypes) 

Source Link

Document

Return an accessible method (that is, one that can be invoked via reflection) with given name and parameters.

Usage

From source file:com.googlecode.psiprobe.tools.logging.log4j.Log4JManagerAccessor.java

public Log4JManagerAccessor(ClassLoader cl) throws ClassNotFoundException {
    Class clazz = cl.loadClass("org.apache.log4j.LogManager");
    Method m = MethodUtils.getAccessibleMethod(clazz, "exists", new Class[] { String.class });
    if (m == null) {
        throw new RuntimeException("The LogManager is part of the slf4j bridge.");
    }//  w w  w.jav a 2 s  .  c o  m
    setTarget(clazz);
}

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From source file:com.googlecode.psiprobe.tools.logging.jdk.Jdk14ManagerAccessor.java

public Jdk14ManagerAccessor(ClassLoader cl) throws ClassNotFoundException, IllegalAccessException,
        IllegalArgumentException, InvocationTargetException {
    Class clazz = cl.loadClass("java.util.logging.LogManager");
    Method getManager = MethodUtils.getAccessibleMethod(clazz, "getLogManager", new Class[] {});
    Object manager = getManager.invoke(null, null);
    if (manager == null) {
        throw new NullPointerException(clazz.getName() + ".getLogManager() returned null");
    }/*ww  w .jav a2  s .  c om*/
    setTarget(manager);
}

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From source file:com.googlecode.psiprobe.tools.logging.log4j.Log4JManagerAccessor.java

public Log4JLoggerAccessor getRootLogger() {
    try {//from w  w w . j av  a2s. c  om
        Class clazz = (Class) getTarget();
        Method m = MethodUtils.getAccessibleMethod(clazz, "getRootLogger", new Class[] {});
        Object logger = m.invoke(null, null);
        if (logger == null) {
            throw new NullPointerException(getTarget().getClass().getName() + "#getRootLogger() returned null");
        }
        Log4JLoggerAccessor accessor = new Log4JLoggerAccessor();
        accessor.setTarget(logger);
        accessor.setApplication(getApplication());
        return accessor;
    } catch (Exception e) {
        log.error(getTarget().getClass().getName() + "#getRootLogger() failed", e);
    }
    return null;
}

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From source file:com.dianping.squirrel.client.spring.StoreInterceptor.java

@Override
public Object invoke(MethodInvocation invocation) throws Throwable {
    Method method = invocation.getMethod();
    Store store = AnnotationUtils.findAnnotation(method, Store.class);
    if (store == null) {
        Class<? extends Object> targetClazz = invocation.getThis().getClass();
        method = MethodUtils.getAccessibleMethod(targetClazz, method.getName(), method.getParameterTypes());
        store = AnnotationUtils.findAnnotation(method, Store.class);
    }/*w w  w. jav a  2 s  .  c o  m*/
    if (store != null) {

        StoreOperation operation = store.operation();

        StoreKey storeKey = StoreAnnotationUtils.getStoreKey(method, invocation.getArguments());

        if (operation == StoreOperation.SetAndGet) {
            Object storedItem = storeClient.get(storeKey);

            if (storedItem != null) {
                return storedItem;
            }

            Object item = invocation.proceed();
            // TODO: consider create an null object instead of null
            if (item != null) {
                storeClient.add(storeKey, item);
            }

            return item;
        } else if (operation == StoreOperation.Update || operation == StoreOperation.Remove) {
            storeClient.delete(storeKey);
            return invocation.proceed();
        }
    }
    return invocation.proceed();
}

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From source file:com.dianping.avatar.cache.interceptor.CacheInterceptor.java

@Override
public Object invoke(MethodInvocation invocation) throws Throwable {
    Method method = invocation.getMethod();
    Cache cache = AnnotationUtils.findAnnotation(method, Cache.class);
    if (cache == null) {
        Class<? extends Object> targetClazz = invocation.getThis().getClass();
        method = MethodUtils.getAccessibleMethod(targetClazz, method.getName(), method.getParameterTypes());
        cache = AnnotationUtils.findAnnotation(method, Cache.class);
    }/*from  w  ww . ja va2s .c o m*/
    if (cache != null) {

        CacheOperation operation = cache.operation();

        CacheKey cacheKey = CacheAnnotationUtils.getCacheKey(method, invocation.getArguments());

        if (operation == CacheOperation.SetAndGet) {
            Object cachedItem = cacheService.get(cacheKey);

            if (cachedItem != null) {
                return cachedItem;
            }

            Object item = invocation.proceed();
            // consider create an null object instead of null
            cacheService.add(cacheKey, item);

            return item;
        } else if (operation == CacheOperation.Update || operation == CacheOperation.Remove) {
            cacheService.remove(cacheKey);
            return invocation.proceed();
        }
    }
    return invocation.proceed();
}

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From source file:fr.isima.reflexbench.architecture.ApacheReflect.java

@Override
public void searchForMethods(Object obj) {
    String methodToSearch = ((SampleSourceCode) obj).getSearchingMethod();
    Class<?> param = null;//  w ww.j  a v  a 2 s. c o  m
    MethodUtils.getAccessibleMethod(obj.getClass(), methodToSearch, param);
}

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From source file:com.googlecode.psiprobe.tools.logging.logback.LogbackFactoryAccessor.java

/**
 * Attempts to initialize a Logback logger factory via the given class loader.
 *  /*w  w w  . j  ava 2  s. c  o  m*/
 * @param cl the ClassLoader to use when fetching the factory
 */
public LogbackFactoryAccessor(ClassLoader cl) throws ClassNotFoundException, IllegalAccessException,
        IllegalArgumentException, InvocationTargetException {
    // Get the singleton SLF4J binding, which may or may not be Logback, depending on the            
    // binding.
    Class clazz = cl.loadClass("org.slf4j.impl.StaticLoggerBinder");
    Method m1 = MethodUtils.getAccessibleMethod(clazz, "getSingleton", new Class[] {});
    Object singleton = m1.invoke(null, null);
    Method m = MethodUtils.getAccessibleMethod(clazz, "getLoggerFactory", new Class[] {});
    Object loggerFactory = m.invoke(singleton, null);

    // Check if the binding is indeed Logback
    Class loggerFactoryClass = cl.loadClass("ch.qos.logback.classic.LoggerContext");
    if (!loggerFactoryClass.isInstance(loggerFactory)) {
        throw new RuntimeException("The singleton SLF4J binding was not Logback");
    }
    setTarget(loggerFactory);
}

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From source file:com.googlecode.psiprobe.tools.logging.tomcatSlf4jLogback.TomcatSlf4jLogbackFactoryAccessor.java

/**
 * Attempts to initialize a TomcatSlf4jLogback logger factory via the given class loader.
 *  /*from  w ww  .  j av a  2  s . co m*/
 * @param cl the ClassLoader to use when fetching the factory
 */
public TomcatSlf4jLogbackFactoryAccessor(ClassLoader cl) throws ClassNotFoundException, IllegalAccessException,
        IllegalArgumentException, InvocationTargetException {
    // Get the singleton SLF4J binding, which may or may not be Logback, depending on the binding.
    Class clazz = cl.loadClass("org.apache.juli.logging.org.slf4j.impl.StaticLoggerBinder");
    Method m1 = MethodUtils.getAccessibleMethod(clazz, "getSingleton", new Class[] {});
    Object singleton = m1.invoke(null, null);
    Method m = MethodUtils.getAccessibleMethod(clazz, "getLoggerFactory", new Class[] {});
    Object loggerFactory = m.invoke(singleton, null);

    // Check if the binding is indeed Logback
    Class loggerFactoryClass = cl.loadClass("org.apache.juli.logging.ch.qos.logback.classic.LoggerContext");
    if (!loggerFactoryClass.isInstance(loggerFactory)) {
        throw new RuntimeException("The singleton SLF4J binding was not Logback");
    }
    setTarget(loggerFactory);
}

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From source file:com.googlecode.psiprobe.tools.logging.slf4jlogback.TomcatSlf4jLogbackFactoryAccessor.java

/**
 * Attempts to initialize a TomcatSlf4jLogback logger factory via the given class loader.
 * /*from w  w  w .  j  a v a  2s.c  om*/
 * @param cl the ClassLoader to use when fetching the factory
 */
public TomcatSlf4jLogbackFactoryAccessor(ClassLoader cl) throws ClassNotFoundException, IllegalAccessException,
        IllegalArgumentException, InvocationTargetException {

    // Get the singleton SLF4J binding, which may or may not be Logback, depending on the binding.
    Class clazz = cl.loadClass("org.apache.juli.logging.org.slf4j.impl.StaticLoggerBinder");
    Method getSingleton = MethodUtils.getAccessibleMethod(clazz, "getSingleton", new Class[] {});
    Object singleton = getSingleton.invoke(null, null);
    Method getLoggerFactory = MethodUtils.getAccessibleMethod(clazz, "getLoggerFactory", new Class[] {});

    Object loggerFactory = getLoggerFactory.invoke(singleton, null);

    // Check if the binding is indeed Logback
    Class loggerFactoryClass = cl.loadClass("org.apache.juli.logging.ch.qos.logback.classic.LoggerContext");
    if (!loggerFactoryClass.isInstance(loggerFactory)) {
        throw new RuntimeException("The singleton SLF4J binding was not Logback");
    }
    setTarget(loggerFactory);
}

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From source file:com.cyclopsgroup.levistone.torque.TorquePeerAdapter.java

/**
 * Constructor for class TorquePeerAdapter
 *
 * @param entityType/*from   w w w . ja va2s .  c om*/
 * @param peerType Entity type
 * @throws Exception
 */
public TorquePeerAdapter(Class entityType, Class peerType) throws Exception {
    this.entityType = entityType;
    this.peerType = peerType;
    Class[] entityConnectionTypes = new Class[] { entityType, Connection.class };
    doInsert = MethodUtils.getAccessibleMethod(peerType, "doInsert", entityConnectionTypes);
    doUpdate = MethodUtils.getAccessibleMethod(peerType, "doUpdate", entityConnectionTypes);
    doDelete = MethodUtils.getAccessibleMethod(peerType, "doDelete", entityConnectionTypes);
    retrieveByPK = MethodUtils.getAccessibleMethod(peerType, "retrieveByPK", KEY_CONNECTION_TYPES);
    doSelect = MethodUtils.getAccessibleMethod(peerType, "doSelect", CRITERIA_CONNECTION_TYPES);
}

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