Example usage for java.lang Void TYPE

Introduction

In this page you can find the example usage for java.lang Void TYPE.

Prototype

Class TYPE

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Document

The Class object representing the pseudo-type corresponding to the keyword void .

Usage

From source file:org.atteo.moonshine.websocket.jsonmessages.HandlerDispatcher.java

private void registerOnMessageMethod(Method method, Provider<?> provider) {
    Class<?>[] parameterTypes = method.getParameterTypes();
    if (parameterTypes.length != 1) {
        throw new RuntimeException("Method marked with @" + OnMessage.class.getSimpleName()
                + " must have exactly one argument whose super class is " + JsonMessage.class.getSimpleName());
    }//from  ww w  . ja v a 2s.c  o  m
    Class<?> parameterType = parameterTypes[0];
    if (!JsonMessage.class.isAssignableFrom(parameterType)) {
        throw new RuntimeException("Method marked with @" + OnMessage.class.getSimpleName()
                + " must have exactly one argument whose super class is " + JsonMessage.class.getSimpleName());
    }
    decoderObjectMapper.registerSubtypes(parameterType);
    Class<?> returnType = method.getReturnType();

    if (returnType != Void.TYPE) {
        encoderObjectMapper.registerSubtypes(returnType);
    }
    onMessageMethods.add(new OnMessageMethodMetadata(parameterType, provider, method));
}

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From source file:org.dbasu.robomvvm.componentmodel.PropertyManager.java

private PropertyDescriptor reallyGetPropertyDescriptor(Class<?> objectType, String name) {

    final String setName = "set" + Character.toUpperCase(name.charAt(0)) + name.substring(1);

    List<Method> allMethods = Arrays.asList(objectType.getMethods());

    Collection<Method> setMethodCollection = Collections2.filter(allMethods, new Predicate<Method>() {

        @Override/*  ww  w. ja  v a 2s .c  o m*/
        public boolean apply(Method m) {
            Class[] params = m.getParameterTypes();
            return (m.getReturnType().equals(Void.TYPE) && m.getName().equals(setName) && params.length == 1);
        }
    });

    String getName = "get" + Character.toUpperCase(name.charAt(0)) + name.substring(1);
    Method getMethod = null;

    try {
        getMethod = objectType.getMethod(getName);
    } catch (NoSuchMethodException e) {
        getName = "is" + Character.toUpperCase(name.charAt(0)) + name.substring(1);
        try {
            getMethod = objectType.getMethod(getName);
        } catch (NoSuchMethodException e1) {

        }
    }

    if (getMethod == null && setMethodCollection.size() == 0)
        return null;
    return new PropertyDescriptor(objectType, name, setMethodCollection, getMethod);
}

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From source file:in.hatimi.nosh.support.CommandExecutor.java

private Method findMainMethod() {
    Method[] methods = cmdCls.getMethods();
    for (Method method : methods) {
        if (!method.getName().equals("execute")) {
            continue; //method name must be 'execute'
        }// www.j  av  a  2 s.  com
        int mod = method.getModifiers();
        if (Modifier.isAbstract(mod)) {
            continue; //method cannot be abstract.
        }
        if (Modifier.isStatic(mod)) {
            continue; //method cannot be static.
        }
        if (Modifier.isSynchronized(mod)) {
            continue; //method cannot be synthetic.
        }
        if (!Modifier.isPublic(mod)) {
            continue; //method must be public.
        }
        if (method.getReturnType() != Void.TYPE) {
            continue; //method must not return a value.
        }
        Class<?>[] paramTypes = method.getParameterTypes();
        if (paramTypes.length > 1) {
            continue; //method can take at most one parameter.
        }
        if (paramTypes.length == 1 && !paramTypes[0].equals(String[].class)) {
            continue; //if single parameter, must be String[]
        }
        return method;
    }
    return null;
}

---

From source file:gov.nih.nci.caarray.util.CaArrayUtils.java

/**
 * For given class, returns a ReflectionHelper instance with property accessors for the class.
 * //w  w w . java 2 s .  c  o m
 * @param clazz the class
 * @return the ReflectionHelper
 */
public static ReflectionHelper createReflectionHelper(Class<?> clazz) {
    final List<PropertyAccessor> accessors = new ArrayList<PropertyAccessor>();

    Class<?> currentClass = clazz;
    while (currentClass != null) {
        final Method[] methods = currentClass.getDeclaredMethods();
        for (final Method getter : methods) {
            if (getter.getName().startsWith("get") && getter.getParameterTypes().length == 0) {
                for (final Method setter : methods) {
                    if (setter.getName().equals('s' + getter.getName().substring(1))
                            && setter.getParameterTypes().length == 1
                            && Void.TYPE.equals(setter.getReturnType())
                            && getter.getReturnType().equals(setter.getParameterTypes()[0])) {
                        getter.setAccessible(true);
                        setter.setAccessible(true);
                        accessors.add(new PropertyAccessor(getter, setter));
                    }
                }
            }
        }

        currentClass = currentClass.getSuperclass();
    }

    return new ReflectionHelper(accessors.toArray(new PropertyAccessor[accessors.size()]));
}

---

From source file:ch.ralscha.extdirectspring.controller.RouterControllerSimpleTest.java

@Test
public void testResultNull() {
    ControllerUtil.sendAndReceive(mockMvc, "remoteProviderSimple", "method5", Void.TYPE, "martin");

}

---

From source file:org.apache.pig.scripting.groovy.GroovyScriptEngine.java

@Override
protected Map<String, List<PigStats>> main(PigContext context, String scriptFile) throws IOException {

    PigServer pigServer = new PigServer(context, false);

    ///*from www.ja  va 2  s. c  o  m*/
    // Register dependencies
    //

    String groovyJar = getJarPath(groovy.util.GroovyScriptEngine.class);

    if (null != groovyJar) {
        pigServer.registerJar(groovyJar);
    }

    //
    // Register UDFs
    //

    registerFunctions(scriptFile, null, context);

    try {

        //
        // Load the script
        //

        Class c = gse.loadScriptByName(new File(scriptFile).toURI().toString());

        //
        // Extract the main method
        //

        Method main = c.getMethod("main", String[].class);

        if (null == main || !Modifier.isStatic(main.getModifiers()) || !Modifier.isPublic(main.getModifiers())
                || !Void.TYPE.equals(main.getReturnType())) {
            throw new IOException("No method 'public static void main(String[] args)' was found.");
        }

        //
        // Invoke the main method
        //

        Object[] args = new Object[1];
        String[] argv = (String[]) ObjectSerializer
                .deserialize(context.getProperties().getProperty(PigContext.PIG_CMD_ARGS_REMAINDERS));
        args[0] = argv;

        main.invoke(null, args);

    } catch (Exception e) {
        throw new IOException(e);
    }

    return getPigStatsMap();
}

---

From source file:MethodHashing.java

static String getTypeString(Class cl) {
    if (cl == Byte.TYPE) {
        return "B";
    } else if (cl == Character.TYPE) {
        return "C";
    } else if (cl == Double.TYPE) {
        return "D";
    } else if (cl == Float.TYPE) {
        return "F";
    } else if (cl == Integer.TYPE) {
        return "I";
    } else if (cl == Long.TYPE) {
        return "J";
    } else if (cl == Short.TYPE) {
        return "S";
    } else if (cl == Boolean.TYPE) {
        return "Z";
    } else if (cl == Void.TYPE) {
        return "V";
    } else if (cl.isArray()) {
        return "[" + getTypeString(cl.getComponentType());
    } else {//ww  w.  ja  va  2s  . c  o  m
        return "L" + cl.getName().replace('.', '/') + ";";
    }
}

---

From source file:org.nuxeo.ecm.automation.core.impl.InvokableMethod.java

/**
 * Return 0 for no match./*from   w w w.j  a  va2 s .co m*/
 */
public int inputMatch(Class<?> in) {
    if (consume == in) {
        return priority > 0 ? priority : EXACT_MATCH_PRIORITY;
    }
    if (consume.isAssignableFrom(in)) {
        return priority > 0 ? priority : ISTANCE_OF_PRIORITY;
    }
    if (op.getService().isTypeAdaptable(in, consume)) {
        return priority > 0 ? priority : ADAPTABLE_PRIORITY;
    }
    if (consume == Void.TYPE) {
        return priority > 0 ? priority : VOID_PRIORITY;
    }
    return 0;
}

---

From source file:com.vilt.minium.impl.BaseWebElementsImpl.java

public Object invoke(Method method, Object... args) {
    if (method.isVarArgs()) {
        args = expandVarArgs(args);/* w w w .j av  a2  s.c  o m*/
    }
    String expression = computeExpression(this, isAsyncMethod(method), method.getName(), args);

    if (method.getReturnType() != Object.class && method.getReturnType().isAssignableFrom(this.getClass())) {
        T webElements = WebElementsFactoryHelper.createExpressionWebElements(factory, myself, expression);
        return webElements;
    } else {
        Object result = null;

        boolean async = isAsyncMethod(method);

        Iterable<WebElementsDriver<T>> webDrivers = candidateWebDrivers();

        if (method.getReturnType() == Void.TYPE) {
            for (WebElementsDriver<T> wd : webDrivers) {
                factory.getInvoker().invokeExpression(wd, async, expression);
            }
        } else {
            if (Iterables.size(webDrivers) == 0) {
                throw new WebElementsException("The expression has no frame or window to be evaluated to");
            } else if (Iterables.size(webDrivers) == 1) {
                WebElementsDriver<T> wd = Iterables.get(webDrivers, 0);
                result = factory.getInvoker().invokeExpression(wd, async, expression);
            } else {
                String sizeExpression = computeExpression(this, false, "size");
                WebElementsDriver<T> webDriverWithResults = null;

                for (WebElementsDriver<T> wd : webDrivers) {
                    long size = (Long) factory.getInvoker().invokeExpression(wd, async, sizeExpression);
                    if (size > 0) {
                        if (webDriverWithResults == null) {
                            webDriverWithResults = wd;
                        } else {
                            throw new WebElementsException(
                                    "Several frames or windows match the same expression, so value cannot be computed");
                        }
                    }
                }

                if (webDriverWithResults != null) {
                    result = factory.getInvoker().invokeExpression(webDriverWithResults, async, expression);
                }
            }
        }

        if (logger.isDebugEnabled()) {
            String val;
            if (method.getReturnType() == Void.TYPE) {
                val = "void";
            } else {
                val = StringUtils.abbreviate(argToStringFunction.apply(result), 40);
                if (val.startsWith("'") && !val.endsWith("'"))
                    val += "(...)'";
            }
            logger.debug("[Value: {}] {}", argToStringFunction.apply(result), expression);
        }

        // let's handle numbers when return type is int
        if (method.getReturnType() == Integer.TYPE) {
            return result == null ? 0 : ((Number) result).intValue();
        } else {
            return result;
        }
    }
}

---

From source file:org.batoo.jpa.core.impl.criteria.QueryImpl.java

/**
 * @param q/*w  w  w . j a va2  s .  c  o m*/
 *            the criteria query
 * @param entityManager
 *            the entity manager
 * 
 * @since 2.0.0
 */
public QueryImpl(BaseQuery<X> q, EntityManagerImpl entityManager) {
    super();

    this.em = entityManager;
    this.q = q;
    this.sql = this.q.getSql();

    for (final ParameterExpression<?> p : this.q.getParameters()) {
        this.parameters.put((ParameterExpressionImpl<?>) p, Void.TYPE);
    }

    this.pmdBroken = entityManager.getJdbcAdaptor().isPmdBroken();
}

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