Adding logs to XacmlAttributeHandler

sdk/src/main/java/org/wso2/spring/security/abac/XacmlAttributeHandler.java

@@ -10,6 +10,9 @@
 import org.apache.http.ssl.SSLContextBuilder;
 import org.json.JSONArray;
 import org.json.JSONObject;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.boot.SpringApplication;
 import org.springframework.boot.web.client.RestTemplateBuilder;
 import org.springframework.core.io.FileSystemResource;
 import org.springframework.core.io.support.PropertiesLoaderUtils;
@@ -26,7 +29,6 @@
 import org.wso2.spring.security.abac.cache.Cache;
 import org.wso2.spring.security.abac.cache.CacheManager;
 import org.wso2.spring.security.abac.cache.EhCacheManager;
-import org.wso2.spring.security.abac.exception.AttributeEvaluatorException;
 import org.wso2.spring.security.abac.soaputils.CustomSSLHttpClientFactory;
 import org.wso2.spring.security.abac.soaputils.EntitlementServiceClient;
 import org.wso2.spring.security.abac.soaputils.wsdl.EntitledResultSetDTO;
@@ -51,6 +53,8 @@
 @SuppressWarnings("WeakerAccess")
 public class XacmlAttributeHandler implements AttributeHandler {
 
+ private static final Logger logger = LoggerFactory.getLogger(XacmlAttributeHandler.class);
+
  private static String XACML_PDP_AUTHORIZE_URL;
  private static String XACML_PDP_RESOURCE_LIST_URL;
  private static String XACML_PDP_ENTITLEMENT_SERVICE_URL;
@@ -86,12 +90,26 @@ public XacmlAttributeHandler() {
 
  } catch (IOException e) {
 
- //todo stop the whole app
- throw new AttributeEvaluatorException("Failed to read the XACML PDP Url", e);
+ logger.error("Failed to read properties from application.properties", e);
+ stopApplication();
  }
 
  if (XACML_PDP_AUTHORIZE_URL == null) {
- //todo stop the whole app
+
+ logger.error("xacml.pdp.url.authorize property is null null in application.properties");
+ stopApplication();
+ }
+
+ if (XACML_PDP_RESOURCE_LIST_URL == null) {
+
+ logger.error("xacml.pdp.url.resource.list property is null in application.properties");
+ stopApplication();
+ }
+
+ if (XACML_PDP_ENTITLEMENT_SERVICE_URL == null) {
+
+ logger.error("xacml.pdp.url.entitlement.service property is null in application.properties");
+ stopApplication();
  }
 
  try {
@@ -136,15 +154,16 @@ public XacmlAttributeHandler() {
  .build()));
  } catch (Exception e) {
 
- //todo stop the whole app
- throw new AttributeEvaluatorException("Failed to read keystore or truststore", e);
+ logger.error("Failed to read trustStore/keyStore", e);
+ SpringApplication.run(XacmlAttributeHandler.class).close();
  }
 
  this.restHeaders = new HttpHeaders();
  this.restHeaders.setContentType(MediaType.APPLICATION_JSON);
  this.restHeaders.setAccept(Collections.singletonList(MediaType.APPLICATION_JSON));
  this.restHeaders.set("WSO2-Identity-User", "admin");
 
+ logger.info("XacmlAttributeHandler successfully initiated");
  }
 
  @Override
@@ -254,4 +273,9 @@ private KeyStore loadPfx(String file, char[] password) throws Exception {
  return keyStore;
  }
 
+ private static void stopApplication() {
+
+ SpringApplication.run(XacmlAttributeHandler.class).close();
+ }
+
 }