D-Net

import org.springframework.beans.factory.annotation.Value;

import org.springframework.core.ParameterizedTypeReference;

import org.springframework.http.HttpEntity;

import org.springframework.http.HttpMethod;

import org.springframework.http.ResponseEntity;

import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter;

import org.springframework.web.bind.annotation.PathVariable;

import org.springframework.web.client.RestClientException;

import org.springframework.web.client.RestTemplate;

import org.springframework.web.util.UriComponentsBuilder;

import javax.annotation.PostConstruct;

    private static final org.apache.log4j.Logger LOGGER = org.apache.log4j.Logger

            .getLogger(BrokerApiImpl.class);

    private HashMap<String,Term> topics = new HashMap<String, Term>();

    @PostConstruct

    private void initDnetTopicsMap() {

        LOGGER.debug("Init dnet topics!");

        InputStream is = null;

        try {

        UriComponentsBuilder builder = UriComponentsBuilder.fromHttpUrl(openairePath + service)

                .queryParam("ds", datasourceName);

        ResponseEntity<List<BrowseEntry>> resp;

        try {

                    builder.build().encode().toUri(),

                    HttpMethod.GET,

                    null,

        HttpEntity<AdvQueryObject> entity = new HttpEntity<>(advQueryObject, headers);

        ResponseEntity<EventsPage> resp;

        try {

                    builder.buildAndExpand(uriParams).encode().toUri(),

                    HttpMethod.POST,

                    entity,

                .queryParam("topic", topic)

                .queryParam("page", page);

        ResponseEntity<EventsPage> resp;

        try {

            //communicate with endpoint

                    builder.build().encode().toUri(),

                    HttpMethod.GET,

                    null,

                .queryParam("email", userEmail);

        //create new template engine

        ResponseEntity<Map<String, List<SimpleSubscriptionDesc>>> resp;

        try {

            //communicate with endpoint

                    builder.build().encode().toUri(),

                    HttpMethod.GET,

                    null,

        //build the uri params

        UriComponentsBuilder builder = UriComponentsBuilder.fromHttpUrl(openairePath + service);

        //create new template engine

        RestTemplate template = new RestTemplate();

        ResponseEntity<Subscription> resp;

        try {

            //communicate with endpoint

                    builder.build().encode().toUri(),

                    HttpMethod.POST,

                    entity,

        //build the uri params

        UriComponentsBuilder builder = UriComponentsBuilder.fromHttpUrl(apiPath + service);

        try {

            //communicate with endpoint

                    builder.build().encode().toUri(),

                    HttpMethod.DELETE,

                    null,

        //build the uri params

        UriComponentsBuilder builder = UriComponentsBuilder.fromHttpUrl(apiPath + service);

        ResponseEntity<Subscription> resp;

        try {

            //communicate with endpoint

                    builder.build().encode().toUri(),

                    HttpMethod.GET,

                    null,

        return topics;

    }

}

    @RequestMapping(value = "/getDnetTopics" , method = RequestMethod.GET,produces = MediaType.APPLICATION_JSON_VALUE)

    @ResponseBody

    Map<String, Term> getDnetTopics() throws BrokerException;

}

    <!-- <import resource="classpath:META-INF/cxf/cxf-extension-soap.xml"/>-->

     <import resource="classpath:META-INF/cxf/cxf-extension-jaxws.xml"/>

     <import resource="classpath:META-INF/cxf/cxf-servlet.xml"/>

     <import resource="classpath*:/gr/uoa/di/driver/app/springContext-commons.xml"/>

     <import resource="classpath*:/gr/uoa/di/driver/app/springContext-registrator.xml"/>

    <context:property-placeholder location="classpath*:/eu/**/application.properties" />

    <bean class="eu.dnetlib.repo.manager.service.config.CascadingPropertyLoader" id="propertyLoader">

    <groupId>eu.dnetlib</groupId>

    <artifactId>uoa-repository-manager-service</artifactId>

    <version>1.0.0-SNAPSHOT</version>

    <build>

        </dependency>

        <!-- https://mvnrepository.com/artifact/cz.habarta.typescript-generator/typescript-generator-maven-plugin -->

            <groupId>cz.habarta.typescript-generator</groupId>

            <artifactId>typescript-generator-maven-plugin</artifactId>

            <version>1.29.366</version>

        <!-- https://mvnrepository.com/artifact/postgresql/postgresql -->

        <dependency>

            <groupId>postgresql</groupId>