[Admin tools | Trunk]: Added endpoing for purging browser cache.

1. admintools.properties: Added property "admintool.cache.url".
2. BrowserCacheConfig.java: Added config for browser cache properties.
3. UoaAdminToolsApplication.java: In EnableConfigurationProperties added BrowserCacheConfig.
4. BrowserCacheController.java: Added class and method "purge()" (/cache/{pid}) for purging browser cache for a specific community.

src/main/java/eu/dnetlib/uoaadmintools/UoaAdminToolsApplication.java

@@ -2,6 +2,7 @@ package eu.dnetlib.uoaadmintools;
 
 import com.fasterxml.jackson.databind.ObjectMapper;
 import eu.dnetlib.uoaadmintools.configuration.GlobalVars;
+import eu.dnetlib.uoaadmintools.configuration.properties.BrowserCacheConfig;
 import eu.dnetlib.uoaadmintools.configuration.properties.ManagersApiConfig;
 import eu.dnetlib.uoaadmintools.configuration.properties.MongoConfig;
 import eu.dnetlib.uoaadmintoolslibrary.UoaAdminToolsLibraryConfiguration;
@@ -23,7 +24,7 @@ import org.springframework.web.client.RestTemplate;
         @PropertySource("classpath:admintools.properties"),
         @PropertySource(value = "classpath:dnet-override.properties", ignoreResourceNotFound = true)
 })
-@EnableConfigurationProperties({MongoConfig.class, ManagersApiConfig.class, GlobalVars.class})
+@EnableConfigurationProperties({MongoConfig.class, ManagersApiConfig.class, BrowserCacheConfig.class, GlobalVars.class})
 @Import({AuthorizationConfiguration.class, UoaAdminToolsLibraryConfiguration.class})
 public class UoaAdminToolsApplication {
 

src/main/java/eu/dnetlib/uoaadmintools/configuration/properties/BrowserCacheConfig.java

@@ -0,0 +1,16 @@
+package eu.dnetlib.uoaadmintools.configuration.properties;
+import org.springframework.boot.context.properties.ConfigurationProperties;
+
+@ConfigurationProperties("admintool.cache")
+public class BrowserCacheConfig {
+
+    private String url;
+
+    public String getUrl() {
+        return url;
+    }
+
+    public void setUrl(String url) {
+        this.url = url;
+    }
+}

src/main/java/eu/dnetlib/uoaadmintools/controllers/BrowserCacheController.java

@@ -0,0 +1,41 @@
+package eu.dnetlib.uoaadmintools.controllers;
+
+import eu.dnetlib.uoaadmintools.configuration.properties.BrowserCacheConfig;
+import org.apache.log4j.Logger;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.ResponseEntity;
+import org.springframework.security.access.prepost.PreAuthorize;
+import org.springframework.web.bind.annotation.*;
+import org.springframework.web.client.HttpClientErrorException;
+import org.springframework.web.client.ResourceAccessException;
+import org.springframework.web.client.RestTemplate;
+
+@RestController
+@RequestMapping("/cache")
+@CrossOrigin(origins = "*")
+public class BrowserCacheController {
+    private final Logger log = Logger.getLogger(this.getClass());
+
+    @Autowired
+    private RestTemplate restTemplate;
+
+    @Autowired
+    private BrowserCacheConfig config;
+
+    @PreAuthorize("hasAnyAuthority(" +
+            "@AuthorizationService.PORTAL_ADMIN, " +
+            "@AuthorizationService.curator('community'), @AuthorizationService.manager('community', #pid))")
+    @RequestMapping(value = "/{pid}", method = RequestMethod.GET)
+    public boolean purge(@PathVariable(value = "pid") String pid) {
+        try {
+            ResponseEntity<Object> responseEntity = restTemplate.getForEntity(config.getUrl().replace("{community}", pid), Object.class);
+        } catch(HttpClientErrorException httpClientErrorException) {
+            log.debug("Purge browser cache: HttpClientErrorException for "+pid + " - code: " + httpClientErrorException.getStatusCode());
+        } catch(ResourceAccessException resourceAccessException) {
+            log.debug("Purge browser cache: ResourceAccessException for "+pid);
+        } catch(Exception exception) {
+            log.debug("Purge browser cache: " + exception.getClass() + " for "+pid);
+        }
+        return true;
+    }
+}

src/main/resources/admintools.properties

@@ -16,6 +16,7 @@ admintool.managers.api.id = http://dl170.madgik.di.uoa.gr:8180/dnet-openaire-use
 admintool.managers.api.email = http://dl170.madgik.di.uoa.gr:8180/dnet-openaire-users-1.0.0-SNAPSHOT/api/registry/community/{community}/managers/email
 admintool.globalVars.buildDate=@timestamp@
 admintool.globalVars.version=@project.version@
+admintool.cache.url = https://beta.{community}.openaire.eu/purge/
 
 #beta
 #admintool.security.userInfoUrl =  https://beta.services.openaire.eu/uoa-user-management/api/users/getUserInfo?accessToken=