Example usage for java.lang.reflect Parameter isAnnotationPresent

Introduction

In this page you can find the example usage for java.lang.reflect Parameter isAnnotationPresent.

Prototype

default boolean isAnnotationPresent(Class<? extends Annotation> annotationClass) 

Source Link

Document

Returns true if an annotation for the specified type is present on this element, else false.

Usage

From source file:telegram.polling.BotApiProxy.java

@Override
public Object invoke(Object o, Method method, Object[] os) throws Throwable {
    ArrayList<NameValuePair> nvps = new ArrayList<>();
    for (int i = 0; i < method.getParameterCount(); i++) {
        Parameter parameter = method.getParameters()[i];
        if (os[i] != null) {
            String name;//from w w  w .  jav  a  2  s  . c om
            if (parameter.isAnnotationPresent(Param.class)) {
                name = parameter.getDeclaredAnnotation(Param.class).name();
            } else {
                name = parameter.getName();
            }
            nvps.add(new BasicNameValuePair(name, os[i].toString()));
        }
    }
    return callApiMethod(method.getName(), nvps, method.getReturnType());
}

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From source file:alba.solr.docvalues.DynamicDocValuesHelper.java

public Object eval(int doc) throws IllegalAccessException, IllegalArgumentException, InvocationTargetException {
    // TODO Auto-generated method stub

    /*if (doc < 0 || doc > this.readerContext.reader().maxDoc()) {
       return null;//ww w. jav  a2  s  .c  o  m
    }*/

    Map<String, Object> params = new HashMap<String, Object>();

    for (String s : args.keySet()) {
        if (args.get(s).startsWith("\"")) {
            params.put(s, args.get(s));
        } else if (NumberUtils.isNumber(args.get(s))) {
            Object objVal;

            try {
                objVal = Long.parseLong(args.get(s));
            } catch (NumberFormatException nfe1) {
                try {
                    objVal = Float.parseFloat(args.get(s));
                } catch (NumberFormatException nfe2) {
                    objVal = s;
                }

            }

            if (objVal != null) {
                params.put(s, objVal);
            } else {
                params.put(s, "N/A");
            }

        } else if ("false".equals(args.get(s).toLowerCase())) {
            params.put(s, false);
        } else if ("true".equals(args.get(s).toLowerCase())) {
            params.put(s, true);
        } else {
            SchemaField f = fp.getReq().getSchema().getField(args.get(s));

            ValueSource vs = f.getType().getValueSource(f, fp);

            Object objVal = null;

            try {
                objVal = vs.getValues(this.context, this.readerContext).longVal(doc);
                params.put(s, objVal);
            } catch (IOException | UnsupportedOperationException e) {
                // TODO Auto-generated catch block
                // TODO Log properly

                try {
                    objVal = vs.getValues(this.context, this.readerContext).floatVal(doc);
                } catch (IOException | UnsupportedOperationException e1) {
                    // TODO Auto-generated catch block
                    e1.printStackTrace();

                    try {
                        objVal = vs.getValues(this.context, this.readerContext).strVal(doc);
                    } catch (IOException | UnsupportedOperationException e2) {
                        // TODO Auto-generated catch block
                        e2.printStackTrace();
                    }
                }

                logger.error("error converting values ", e);
            }

            if (objVal != null) {
                params.put(s, objVal);
            } else {
                params.put(s, "N/A");
            }

        }

    }

    CallableFunction cf = functions.get(this.functionName);

    if (cf == null) {
        logger.error("unable to get function " + this.functionName);
    }

    if (cf != null) {
        List<Object> fnParams = new ArrayList<Object>();
        Parameter[] methodParameters = cf.getMethod().getParameters();

        //TODO spostare quanto pi codice possibile in fase di inizializzazione
        for (Parameter p : methodParameters) {
            if (p.isAnnotationPresent(Param.class)) {
                Param paramAnnotation = p.getAnnotation(Param.class);
                fnParams.add(params.get(paramAnnotation.name()));
            }
        }

        return cf.getMethod().invoke(cf.getInstance(), fnParams.toArray());
    } else {
        return null;
    }

}

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From source file:alba.solr.docvalues.FloatFunction.java

@Override
public float floatVal(int doc) {
    // TODO Auto-generated method stub
    Map<String, Object> params = new HashMap<String, Object>();

    for (String s : args.keySet()) {
        if (args.get(s).startsWith("\"")) {
            params.put(s, args.get(s));// w  w  w  .  j  a va  2s .  c  o  m
        } else if (NumberUtils.isNumber(args.get(s))) {
            Object objVal;

            try {
                objVal = Long.parseLong(args.get(s));
            } catch (NumberFormatException nfe1) {
                try {
                    objVal = Float.parseFloat(args.get(s));
                } catch (NumberFormatException nfe2) {
                    objVal = s;
                }

            }

            if (objVal != null) {
                params.put(s, objVal);
            } else {
                params.put(s, "N/A");
            }

        } else if ("false".equals(args.get(s).toLowerCase())) {
            params.put(s, false);
        } else if ("true".equals(args.get(s).toLowerCase())) {
            params.put(s, true);
        } else {
            SchemaField f = fp.getReq().getSchema().getField(args.get(s));

            ValueSource vs = f.getType().getValueSource(f, fp);

            Object objVal = null;

            try {
                objVal = vs.getValues(this.context, this.readerContext).longVal(doc);
                params.put(s, objVal);
            } catch (IOException e) {
                // TODO Auto-generated catch block
                // TODO Log properly

                try {
                    objVal = vs.getValues(this.context, this.readerContext).floatVal(doc);
                } catch (IOException e1) {
                    // TODO Auto-generated catch block
                    e1.printStackTrace();

                    try {
                        objVal = vs.getValues(this.context, this.readerContext).strVal(doc);
                    } catch (IOException e2) {
                        // TODO Auto-generated catch block
                        e2.printStackTrace();
                    }
                }

                e.printStackTrace();
            }

            if (objVal != null) {
                params.put(s, objVal);
            } else {
                params.put(s, "N/A");
            }

        }

    }

    CallableFunction cf = functions.get(this.functionName);

    if (cf == null) {
        logger.error("unable to get function " + this.functionName);
    }

    if (cf != null) {
        List<Object> fnParams = new ArrayList<Object>();
        Parameter[] methodParameters = cf.getMethod().getParameters();

        //TODO spostare quanto pi codice possibile in fase di inizializzazione
        for (Parameter p : methodParameters) {
            if (p.isAnnotationPresent(Param.class)) {
                Param paramAnnotation = p.getAnnotation(Param.class);
                fnParams.add(params.get(paramAnnotation.name()));
            }
        }

        try {
            return (float) cf.getMethod().invoke(cf.getInstance(), fnParams.toArray());
        } catch (IllegalAccessException | IllegalArgumentException | InvocationTargetException e) {
            // TODO Auto-generated catch block
            logger.error("errore mentre chiamavo " + cf.getMethod().getName(), e);
            for (Object o : fnParams) {
                logger.error("p " + o.toString());
            }
        }
    }

    return -1f;

}

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From source file:com.phoenixnap.oss.ramlapisync.parser.SpringMvcResourceParser.java

protected boolean isPathParameter(Parameter param) {
    return param.isAnnotationPresent(PathVariable.class);
}

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From source file:com.phoenixnap.oss.ramlapisync.parser.SpringMvcResourceParser.java

protected boolean isNonPathParameter(Parameter param) {
    return param.isAnnotationPresent(RequestParam.class) || param.isAnnotationPresent(RequestBody.class);
}

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From source file:com.phoenixnap.oss.ramlapisync.parser.SpringMvcResourceParser.java

protected boolean isQueryParameter(Parameter param) {
    return param.isAnnotationPresent(RequestParam.class);
}

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From source file:org.jspare.forvertx.web.handler.DefaultHandler.java

/**
 * Resolve parameter.//  w w  w .  j  a  v  a 2s  . c  o m
 *
 * @param parameter
 *            the parameter
 * @param routingContext
 *            the routing context
 * @return the object
 */
@SuppressWarnings("unchecked")
protected Object resolveParameter(Parameter parameter, RoutingContext routingContext) {

    if (parameter.getType().equals(RoutingContext.class)) {

        return routingContext;
    }
    if (parameter.getType().equals(HttpServerRequest.class)) {

        return routingContext.request();
    }

    if (parameter.getType().equals(HttpServerResponse.class)) {

        return routingContext.response();
    }
    if (StringUtils.isNotEmpty(routingContext.request().getParam(parameter.getName()))) {

        return routingContext.request().getParam(parameter.getName());
    }

    if (parameter.isAnnotationPresent(ArrayModel.class)) {

        ArrayModel am = parameter.getAnnotation(ArrayModel.class);
        Class<? extends Collection<?>> collection = (Class<? extends Collection<?>>) am.collectionClass();
        Class<?> clazz = am.value();
        return ArrayModelParser.toList(routingContext.getBody().toString(), collection, clazz);
    }

    if (parameter.isAnnotationPresent(MapModel.class)) {

        MapModel mm = parameter.getAnnotation(MapModel.class);
        Class<?> mapClazz = mm.mapClass();
        Class<?> key = mm.key();
        Class<?> value = mm.value();
        return MapModelParser.toMap(routingContext.getBody().toString(), mapClazz, key, value);
    }

    if (parameter.getType().getPackage().getName().endsWith(".model")
            || parameter.getType().isAnnotationPresent(Model.class)
            || parameter.isAnnotationPresent(Model.class)) {

        try {
            if (routingContext.getBody() == null) {

                return null;
            }
            return my(Json.class).fromJSON(routingContext.getBody().toString(), parameter.getType());
        } catch (SerializationException e) {

            log.debug("Invalid content of body for class [{}] on parameter [{}]", parameter.getClass(),
                    parameter.getName());
            return null;
        }
    }
    if (parameter.isAnnotationPresent(org.jspare.forvertx.web.mapping.handling.Parameter.class)) {

        String parameterName = parameter.getAnnotation(org.jspare.forvertx.web.mapping.handling.Parameter.class)
                .value();
        // Test types
        Type typeOfParameter = parameter.getType();
        if (typeOfParameter.equals(Integer.class)) {
            return Integer.parseInt(routingContext.request().getParam(parameterName));
        }
        if (typeOfParameter.equals(Double.class)) {
            return Double.parseDouble(routingContext.request().getParam(parameterName));
        }
        if (typeOfParameter.equals(Long.class)) {
            return Long.parseLong(routingContext.request().getParam(parameterName));
        }
        return routingContext.request().getParam(parameterName);
    }
    if (parameter.isAnnotationPresent(org.jspare.forvertx.web.mapping.handling.Header.class)) {

        String headerName = parameter.getAnnotation(org.jspare.forvertx.web.mapping.handling.Header.class)
                .value();
        return routingContext.request().getHeader(headerName);
    }

    return null;
}

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From source file:org.jspare.server.transaction.TransactionExecutorImpl.java

/**
 * Resolve parameter.// w  w  w .  j a v a2s  .  c  om
 *
 * @param parameter
 *            the parameter
 * @param request
 *            the request
 * @param response
 *            the response
 * @return the object
 */
private Object resolveParameter(Parameter parameter, Request request, Response response) {

    if (parameter.getType().equals(Request.class)) {

        return request;
    }
    if (parameter.getType().equals(Response.class)) {

        return response;
    }
    if (!StringUtils.isEmpty(request.getParameter(parameter.getName()))) {

        return request.getParameter(parameter.getName());
    }

    if (parameter.getType().getPackage().getName().endsWith(".model")
            || parameter.getType().isAnnotationPresent(Model.class)
            || parameter.isAnnotationPresent(Model.class)) {

        try {

            return my(Serializer.class).fromJSON(String.valueOf(request.getEntity().get()),
                    parameter.getType());
        } catch (SerializationException e) {

            log.warn("Invalid content of entity for class [{}] on parameter [{}]", parameter.getClass(),
                    parameter.getName());
            return null;
        }
    }
    if (parameter.isAnnotationPresent(org.jspare.server.mapping.Parameter.class)) {

        String parameterName = parameter.getAnnotation(org.jspare.server.mapping.Parameter.class).value();
        return request.getParameter(parameterName);
    }

    return null;
}

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