SchedulerAuxController up

scheduleraux folder was copied from ecomp-portal-BE-common module to
poral-BE module

Issue-ID: PORTAL-710
Change-Id: I68af49996dc1c5b03c05e4786e7661bae7b4d61e
Signed-off-by: Dominik Mizyn <d.mizyn@samsung.com>

5 files changed, 705 insertions, 0 deletions

diff --git a/portal-BE/src/main/java/org/onap/portal/controller/SchedulerAuxController.java b/portal-BE/src/main/java/org/onap/portal/controller/SchedulerAuxController.java
new file mode 100644
index 00000000..0df4ab91
--- /dev/null
+++ b/portal-BE/src/main/java/org/onap/portal/controller/SchedulerAuxController.java
@@ -0,0 +1,124 @@
+/*-
+ * ============LICENSE_START==========================================
+ * ONAP Portal
+ * ===================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ===================================================================
+ *
+ * Unless otherwise specified, all software contained herein is licensed
+ * under the Apache License, Version 2.0 (the "License");
+ * you may not use this software except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *             http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * Unless otherwise specified, all documentation contained herein is licensed
+ * under the Creative Commons License, Attribution 4.0 Intl. (the "License");
+ * you may not use this documentation except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *             https://creativecommons.org/licenses/by/4.0/
+ *
+ * Unless required by applicable law or agreed to in writing, documentation
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * ============LICENSE_END============================================
+ *
+ *
+ */
+package org.onap.portal.controller;
+
+import java.util.UUID;
+import javax.servlet.http.HttpServletRequest;
+import org.json.JSONObject;
+import org.onap.portal.logging.aop.EPAuditLog;
+import org.onap.portal.logging.logic.EPLogUtil;
+import org.onap.portal.scheduler.SchedulerProperties;
+import org.onap.portal.scheduler.restobjects.RestObject;
+import org.onap.portal.scheduler.scheduleraux.SchedulerAuxResponseWrapper;
+import org.onap.portal.scheduler.scheduleraux.SchedulerAuxRestInterface;
+import org.onap.portal.scheduler.scheduleraux.SchedulerAuxUtil;
+import org.onap.portal.utils.PortalConstants;
+import org.onap.portalsdk.core.logging.logic.EELFLoggerDelegate;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.EnableAspectJAutoProxy;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+@RequestMapping(PortalConstants.PORTAL_AUX_API)
+@Configuration
+@EnableAspectJAutoProxy
+@EPAuditLog
+public class SchedulerAuxController {
+
+    private static EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(SchedulerAuxController.class);
+
+    @RequestMapping(value = "/get_policy", method = RequestMethod.GET, produces = "application/json")
+    public ResponseEntity<String> getPolicyInfo(HttpServletRequest request) throws Exception {
+        try {
+
+            logger.debug(EELFLoggerDelegate.debugLogger,
+                "SchedulerAux Controller Call Started: " + SchedulerProperties.SCHEDULERAUX_GET_CONFIG_VAL);
+            String path = SchedulerProperties.getProperty(SchedulerProperties.SCHEDULERAUX_GET_CONFIG_VAL);
+            SchedulerAuxResponseWrapper policyResWrapper = getPolicyConfig(path);
+
+            logger.debug(EELFLoggerDelegate.debugLogger, "SchedulerAux Request END : Response: ",
+                new ResponseEntity<>(policyResWrapper.getResponse(), HttpStatus.OK).toString());
+
+            return (new ResponseEntity<>(policyResWrapper.getResponse(),
+                HttpStatus.valueOf(policyResWrapper.getStatus())));
+        } catch (Exception e) {
+            SchedulerAuxResponseWrapper policyResWrapper = new SchedulerAuxResponseWrapper();
+            policyResWrapper.setStatus(HttpStatus.INTERNAL_SERVER_ERROR.value());
+            policyResWrapper.setEntity(e.getMessage());
+            logger.error(EELFLoggerDelegate.errorLogger, "Exception with getpolicy ", e);
+            return (new ResponseEntity<>(policyResWrapper.getResponse(), HttpStatus.INTERNAL_SERVER_ERROR));
+        }
+    }
+
+    private static SchedulerAuxResponseWrapper getPolicyConfig(String path) throws Exception {
+        String methodName = "getPolicyConfig";
+        String uuid = UUID.randomUUID().toString();
+        logger.debug(EELFLoggerDelegate.debugLogger, "starting getPolicyConfig ");
+
+        try {
+            SchedulerAuxRestInterface policyRestController = new SchedulerAuxRestInterface();
+            JSONObject request = new JSONObject();
+            String policyName = SchedulerProperties.getProperty(SchedulerProperties.SCHEDULER_POLICY_NAME);
+            request.put("policyName", policyName);
+            RestObject<String> restObjStr = new RestObject<>();
+            String str = "";
+            restObjStr.setT(str);
+            policyRestController.post(str, request, uuid, path, restObjStr);
+            SchedulerAuxResponseWrapper policyRespWrapper = SchedulerAuxUtil.wrapResponse(restObjStr);
+            logger.debug(EELFLoggerDelegate.debugLogger, "Getpolicy Request END : Response: ", methodName,
+                policyRespWrapper.getResponse());
+            if (policyRespWrapper.getStatus() != 200) {
+                String message = String.format(
+                    " get policy Information failed  . MethodName: %s, PolicyRespWrapperResponse: %s", methodName,
+                    policyRespWrapper.getResponse());
+                logger.error(EELFLoggerDelegate.errorLogger, message);
+                EPLogUtil.schedulerAccessAlarm(logger, policyRespWrapper.getStatus());
+            }
+            return policyRespWrapper;
+        } catch (Exception e) {
+            String message = String
+                .format(" EXCEPTION in getPolicyConfig  . MethodName: %s and Exception:  %s", methodName, e);
+            logger.error(EELFLoggerDelegate.errorLogger, "EXCEPTION in getPolicyConfig", message);
+            throw e;
+        }
+    }
+}
diff --git a/portal-BE/src/main/java/org/onap/portal/scheduler/scheduleraux/SchedulerAuxResponseWrapper.java b/portal-BE/src/main/java/org/onap/portal/scheduler/scheduleraux/SchedulerAuxResponseWrapper.java
new file mode 100644
index 00000000..cb1fa59b
--- /dev/null
+++ b/portal-BE/src/main/java/org/onap/portal/scheduler/scheduleraux/SchedulerAuxResponseWrapper.java
@@ -0,0 +1,96 @@
+/*
+ * ============LICENSE_START==========================================
+ * ONAP Portal
+ * ===================================================================
+ * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ * ===================================================================
+ * Modifications Copyright (c) 2019 Samsung
+ * ===================================================================
+ *
+ * Unless otherwise specified, all software contained herein is licensed
+ * under the Apache License, Version 2.0 (the "License");
+ * you may not use this software except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *             http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * Unless otherwise specified, all documentation contained herein is licensed
+ * under the Creative Commons License, Attribution 4.0 Intl. (the "License");
+ * you may not use this documentation except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *             https://creativecommons.org/licenses/by/4.0/
+ *
+ * Unless required by applicable law or agreed to in writing, documentation
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * ============LICENSE_END============================================
+ *
+ *
+ */
+
+package org.onap.portal.scheduler.scheduleraux;
+
+import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.annotation.JsonPropertyOrder;
+import org.apache.commons.lang.builder.ToStringBuilder;
+
+/**
+ * This wrapper encapsulates the Policy response
+ */
+@JsonInclude(JsonInclude.Include.NON_NULL)
+@JsonPropertyOrder({
+	    "status",
+	    "entity"
+})
+
+public class SchedulerAuxResponseWrapper {
+	
+	@JsonProperty("status")
+	private int status;
+
+	@JsonProperty("entity")
+	private String entity;
+
+	@JsonProperty("entity")
+    public String getEntity() {
+        return entity;
+    }
+	
+	@JsonProperty("status")
+    public int getStatus() {
+        return status;
+    }	
+	
+	@JsonProperty("status")
+    public void setStatus(int v) {
+        this.status = v;
+    }
+
+	@JsonProperty("entity")
+    public void setEntity(String v) {
+        this.entity = v;
+    }
+
+    @Override
+    public String toString() {
+        return ToStringBuilder.reflectionToString(this);
+    }
+
+    public String getResponse () {
+    	
+    	StringBuilder b = new StringBuilder ("{ \"status\": ");
+        b.append(getStatus()).append(", \"entity\": " ).append(this.getEntity()).append("}");
+        return (b.toString());
+    }
+}
diff --git a/portal-BE/src/main/java/org/onap/portal/scheduler/scheduleraux/SchedulerAuxRestInt.java b/portal-BE/src/main/java/org/onap/portal/scheduler/scheduleraux/SchedulerAuxRestInt.java
new file mode 100644
index 00000000..978d68fe
--- /dev/null
+++ b/portal-BE/src/main/java/org/onap/portal/scheduler/scheduleraux/SchedulerAuxRestInt.java
@@ -0,0 +1,84 @@
+/*
+ * ============LICENSE_START==========================================
+ * ONAP Portal
+ * ===================================================================
+ * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ * ===================================================================
+ * Modifications Copyright (c) 2019 Samsung
+ * ===================================================================
+ *
+ * Unless otherwise specified, all software contained herein is licensed
+ * under the Apache License, Version 2.0 (the "License");
+ * you may not use this software except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *             http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * Unless otherwise specified, all documentation contained herein is licensed
+ * under the Creative Commons License, Attribution 4.0 Intl. (the "License");
+ * you may not use this documentation except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *             https://creativecommons.org/licenses/by/4.0/
+ *
+ * Unless required by applicable law or agreed to in writing, documentation
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * ============LICENSE_END============================================
+ *
+ *
+ */
+
+package org.onap.portal.scheduler.scheduleraux;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import org.onap.portal.scheduler.policy.rest.RequestDetails;
+import org.onap.portal.utils.DateUtil;
+import org.onap.portalsdk.core.logging.logic.EELFLoggerDelegate;
+
+public class SchedulerAuxRestInt {
+	
+	/** The logger. */
+	EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(SchedulerAuxRestInterface.class);
+
+	public SchedulerAuxRestInt() {
+		DateUtil.getRequestDateFormat().setTimeZone(java.util.TimeZone.getTimeZone("GMT"));
+	}
+
+	/**
+	 * Log request.
+	 *
+	 * @param r the r
+	 */
+	public void logRequest ( RequestDetails r ) {
+		  SimpleDateFormat dateFormat = DateUtil.getDateFormat();
+    	String methodName = "logRequest";
+	    ObjectMapper mapper = new ObjectMapper();
+	    String r_json_str = "";
+	    if ( r != null ) {
+	    	r_json_str = r.toString();
+		    try {
+		    	r_json_str = mapper.writeValueAsString(r);
+		    }
+		    catch ( com.fasterxml.jackson.core.JsonProcessingException j ) {
+		    	logger.debug(EELFLoggerDelegate.debugLogger, dateFormat.format(new Date()) + "<== " +  methodName + " "
+						+ "Unable to "
+						+ "parse request as json");
+		    }
+	    }
+	    logger.debug(EELFLoggerDelegate.debugLogger,dateFormat.format(new Date()) + "<== " +  methodName + " Request="
+				+ "(" +
+				r_json_str + ")");
+    }
+}
diff --git a/portal-BE/src/main/java/org/onap/portal/scheduler/scheduleraux/SchedulerAuxRestInterface.java b/portal-BE/src/main/java/org/onap/portal/scheduler/scheduleraux/SchedulerAuxRestInterface.java
new file mode 100644
index 00000000..fbd96079
--- /dev/null
+++ b/portal-BE/src/main/java/org/onap/portal/scheduler/scheduleraux/SchedulerAuxRestInterface.java
@@ -0,0 +1,319 @@
+/*
+ * ============LICENSE_START==========================================
+ * ONAP Portal
+ * ===================================================================
+ * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ * ===================================================================
+ * Modifications Copyright (c) 2019 Samsung
+ * ===================================================================
+ *
+ * Unless otherwise specified, all software contained herein is licensed
+ * under the Apache License, Version 2.0 (the "License");
+ * you may not use this software except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *             http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * Unless otherwise specified, all documentation contained herein is licensed
+ * under the Creative Commons License, Attribution 4.0 Intl. (the "License");
+ * you may not use this documentation except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *             https://creativecommons.org/licenses/by/4.0/
+ *
+ * Unless required by applicable law or agreed to in writing, documentation
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * ============LICENSE_END============================================
+ *
+ *
+ */
+
+package org.onap.portal.scheduler.scheduleraux;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonParseException;
+import java.lang.reflect.Type;
+import java.text.SimpleDateFormat;
+import java.util.Collections;
+import java.util.Date;
+import javax.ws.rs.client.Client;
+import javax.ws.rs.client.Entity;
+import javax.ws.rs.core.MediaType;
+import javax.ws.rs.core.MultivaluedHashMap;
+import javax.ws.rs.core.Response;
+import org.apache.commons.codec.binary.Base64;
+import org.apache.cxf.jaxrs.impl.ResponseImpl;
+import org.eclipse.jetty.util.security.Password;
+import org.json.JSONObject;
+import org.onap.portal.logging.format.EPAppMessagesEnum;
+import org.onap.portal.logging.logic.EPLogUtil;
+import org.onap.portal.scheduler.SchedulerProperties;
+import org.onap.portal.scheduler.client.HttpBasicClient;
+import org.onap.portal.scheduler.policy.rest.RequestDetails;
+import org.onap.portal.scheduler.restobjects.RestObject;
+import org.onap.portal.utils.DateUtil;
+import org.onap.portalsdk.core.logging.logic.EELFLoggerDelegate;
+import org.springframework.http.HttpStatus;
+import org.springframework.web.client.HttpClientErrorException;
+
+public class SchedulerAuxRestInterface {
+
+	/** The logger. */
+	EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(SchedulerAuxRestInterface.class);
+
+	/** The client. */
+	private static Client client = null;
+
+	/** The common headers. */
+	private MultivaluedHashMap<String, Object> commonHeaders;
+
+	public SchedulerAuxRestInterface() {
+		super();
+	}
+
+	Gson gson = null;
+
+	private final ObjectMapper mapper = new ObjectMapper();
+
+	private void init() {
+		logger.debug(EELFLoggerDelegate.debugLogger, "initializing");
+		GsonBuilder builder = new GsonBuilder();
+
+		// Register an adapter to manage the date types as long values
+		builder.registerTypeAdapter(Date.class, new JsonDeserializer<Date>() {
+			public Date deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
+					throws JsonParseException {
+				return new Date(json.getAsJsonPrimitive().getAsLong());
+			}
+		});
+
+		gson = builder.create();
+	}
+	
+	public void initRestClient() {
+		init();
+		final String methodname = "initRestClient()";
+		final String mechId = SchedulerProperties.getProperty(SchedulerProperties.SCHEDULERAUX_CLIENT_MECHID_VAL);
+		final String clientPassword = SchedulerProperties
+				.getProperty(SchedulerProperties.SCHEDULERAUX_CLIENT_PASSWORD_VAL);
+		final String username = SchedulerProperties.getProperty(SchedulerProperties.SCHEDULERAUX_USERNAME_VAL);
+		final String password = SchedulerProperties.getProperty(SchedulerProperties.SCHEDULERAUX_PASSWORD_VAL);
+		final String environment = SchedulerProperties.getProperty(SchedulerProperties.SCHEDULERAUX_ENVIRONMENT_VAL);
+		final String clientAuth = SchedulerProperties.getProperty(SchedulerProperties.SCHEDULERAUX_CLIENTAUTH_VAL);
+		final String decrypted_client_password = Password.deobfuscate(clientPassword);
+		String mechAuthString = mechId + ":" + decrypted_client_password;
+		byte[] mechAuthEncBytes = Base64.encodeBase64(mechAuthString.getBytes());
+		final String decrypted_password = Password.deobfuscate(password);
+		String authString = username + ":" + decrypted_password;
+		byte[] authEncBytes = Base64.encodeBase64(authString.getBytes());
+		String authorization = new String(authEncBytes);
+
+		commonHeaders = new MultivaluedHashMap<String, Object>();
+		commonHeaders.put("ClientAuth", Collections.singletonList((Object) ("Basic " + clientAuth)));
+		commonHeaders.put("Authorization", Collections.singletonList((Object) ("Basic " + authorization)));
+		commonHeaders.put("Environment", Collections.singletonList((Object) (environment)));
+
+		if (client == null) {
+
+			try {
+				client = HttpBasicClient.getClient();
+			} catch (Exception e) {
+				logger.debug(EELFLoggerDelegate.debugLogger, " Unable to get the SSL client", methodname);
+
+			}
+		}
+	}
+
+	@SuppressWarnings("unchecked")
+	public <T> void Get(T t, String sourceId, String path, RestObject<T> restObject) throws Exception {
+		String methodName = "Get";
+
+		logger.debug(EELFLoggerDelegate.debugLogger, " start", methodName);
+		SimpleDateFormat dateFormat = DateUtil.getDateFormat();
+
+		String url = "";
+		restObject.setT(t);
+
+		url = SchedulerProperties.getProperty(SchedulerProperties.SCHEDULERAUX_SERVER_URL_VAL) + path;
+		logger.debug(EELFLoggerDelegate.debugLogger, " sending request to url: ", dateFormat.format(new Date()),
+				methodName, url);
+
+		initRestClient();
+
+		final Response cres = client.target(url).request().accept("application/json").headers(commonHeaders).get();
+
+		int status = cres.getStatus();
+		restObject.setStatusCode(status);
+
+		if (status == 200) {
+			t = (T) cres.readEntity(t.getClass());
+			restObject.setT(t);
+			logger.debug(EELFLoggerDelegate.debugLogger, " REST api was successfull!",
+				dateFormat.format(new Date()), methodName);
+
+		} else {
+			throw new Exception(methodName + " with status=" + status + ", url= " + url);
+		}
+
+		logger.debug(EELFLoggerDelegate.debugLogger, " received status", methodName, status);
+
+		return;
+	}
+
+	@SuppressWarnings("unchecked")
+	public <T> void Delete(T t, RequestDetails r, String sourceID, String path, RestObject<T> restObject) {
+
+		String methodName = "Delete";
+		String url = "";
+		Response cres = null;
+		SimpleDateFormat dateFormat = DateUtil.getDateFormat();
+
+		try {
+			initRestClient();
+
+			url = SchedulerProperties.getProperty(SchedulerProperties.SCHEDULERAUX_SERVER_URL_VAL) + path;
+			logger.debug(EELFLoggerDelegate.debugLogger, " methodName sending request to: ",
+				dateFormat.format(new Date()), url, methodName);
+
+			cres = client.target(url).request().accept("application/json").headers(commonHeaders)
+					// .entity(r)
+					.build("DELETE", Entity.entity(r, MediaType.APPLICATION_JSON)).invoke();
+			// .method("DELETE", Entity.entity(r, MediaType.APPLICATION_JSON));
+			// .delete(Entity.entity(r, MediaType.APPLICATION_JSON));
+
+			int status = cres.getStatus();
+			restObject.setStatusCode(status);
+
+			if (status == 404) { // resource not found
+				String msg = "Resource does not exist...: " + cres.getStatus();
+				logger.debug(EELFLoggerDelegate.debugLogger, "msg", dateFormat.format(new Date()), msg);
+			} else if (status == 200 || status == 204) {
+				logger.debug(EELFLoggerDelegate.debugLogger, "Resource--deleted:url", dateFormat.format(new Date()),
+						url);
+			} else if (status == 202) {
+				String msg = "Delete in progress: " + status;
+				logger.debug(EELFLoggerDelegate.debugLogger, "msg ", dateFormat.format(new Date()), msg);
+			} else {
+				String msg = "Deleting Resource failed: " + status;
+				logger.debug(EELFLoggerDelegate.debugLogger, "msg", dateFormat.format(new Date()), msg);
+			}
+
+			try {
+				t = (T) cres.readEntity(t.getClass());
+				restObject.setT(t);
+			} catch (HttpClientErrorException e) {
+				logger.error(EELFLoggerDelegate.errorLogger,
+						" HttpClientErrorException:No response entity, this is probably ok, e=", methodName, e);
+				EPLogUtil.schedulerAccessAlarm(logger, e.getStatusCode().value());
+			} catch (Exception e) {
+				logger.error(EELFLoggerDelegate.errorLogger, "No response entity, this is probably ok, e=", methodName,
+						e);
+				EPLogUtil.schedulerAccessAlarm(logger, HttpStatus.INTERNAL_SERVER_ERROR.value());
+
+			}
+
+		} catch (HttpClientErrorException e) {
+			logger.error(EELFLoggerDelegate.errorLogger, " HttpClientErrorException:Exception with the URL", methodName,
+					url, e);
+			EPLogUtil.schedulerAccessAlarm(logger, e.getStatusCode().value());
+		} catch (Exception e) {
+			logger.error(EELFLoggerDelegate.errorLogger, "Exception with the URL ",
+				dateFormat.format(new Date()), methodName, url, e);
+			EPLogUtil.schedulerAccessAlarm(logger, HttpStatus.INTERNAL_SERVER_ERROR.value());
+
+			throw e;
+
+		}
+	}
+
+	@SuppressWarnings("unchecked")
+	public <T> void post(T t, JSONObject requestDetails, String uuid, String path, RestObject<T> restObject)
+			throws HttpClientErrorException, Exception {
+
+		String methodName = "Post";
+		String url = "";
+		Response cres = null;
+		logger.debug(EELFLoggerDelegate.debugLogger, "POST policy rest interface");
+		// logRequest (requestDetails);
+		try {
+
+			initRestClient();
+
+			url = SchedulerProperties.getProperty(SchedulerProperties.SCHEDULERAUX_SERVER_URL_VAL) + path;
+			logger.debug(EELFLoggerDelegate.debugLogger, " sending request to url= ", methodName, url);
+			// Change the content length
+
+			cres = client.target(url).request().accept("application/json").headers(commonHeaders)
+					// .header("content-length", 201)
+					// .header("X-FromAppId", sourceID)
+					.post(Entity.entity(requestDetails, MediaType.APPLICATION_JSON));
+
+			/* It is not recommendable to use the implementation class org.apache.cxf.jaxrs.impl.ResponseImpl in the code, 
+			but had to force this in-order to prevent conflict with the ResponseImpl class of Jersey Client which 
+			doesn't work as expected. Created Portal-253 for tracking */
+			String str = ((ResponseImpl)cres).readEntity(String.class);
+			
+			try {
+				if(t.getClass().getName().equals(String.class.getName())){
+					t=(T) str;
+					
+				}else{
+					t = (T) gson.fromJson(str, t.getClass());
+				}
+				
+			} catch (Exception e) {
+				EPLogUtil.logEcompError(logger, EPAppMessagesEnum.BeInvalidJsonInput, e);
+			}
+			
+			//t = (T) cres.readEntity(t.getClass());
+			if (t.equals("")) {
+				restObject.setT(null);
+			} else {
+				restObject.setT(t);
+			}
+
+			int status = cres.getStatus();
+
+			restObject.setStatusCode(status);
+
+			if (status >= 200 && status <= 299) {
+				logger.debug(EELFLoggerDelegate.debugLogger, " REST api POST was successful!", methodName);
+
+			} else {
+				logger.debug(EELFLoggerDelegate.debugLogger, "methodname with Status and URL", methodName, status, url);
+			}
+
+		} catch (HttpClientErrorException e) {
+			String message = String.format(
+					" HttpClientErrorException:Exception with the URL . MethodName: %s, Url: %s", methodName,url);
+			logger.error(EELFLoggerDelegate.errorLogger, message, e);
+			EPLogUtil.schedulerAccessAlarm(logger, e.getStatusCode().value());
+		} catch (Exception e) {
+			String message = String.format(
+					" Exception with the URL . MethodName: %s, Url: %s", methodName,url);
+			logger.error(EELFLoggerDelegate.errorLogger, message, e);			
+			EPLogUtil.schedulerAccessAlarm(logger, HttpStatus.BAD_REQUEST.value());
+			throw e;
+
+		}
+	}
+
+	public <T> T getInstance(Class<T> clazz) throws IllegalAccessException, InstantiationException {
+		return clazz.newInstance();
+	}
+}
diff --git a/portal-BE/src/main/java/org/onap/portal/scheduler/scheduleraux/SchedulerAuxUtil.java b/portal-BE/src/main/java/org/onap/portal/scheduler/scheduleraux/SchedulerAuxUtil.java
new file mode 100644
index 00000000..b3b88b55
--- /dev/null
+++ b/portal-BE/src/main/java/org/onap/portal/scheduler/scheduleraux/SchedulerAuxUtil.java
@@ -0,0 +1,82 @@
+/*
+ * ============LICENSE_START==========================================
+ * ONAP Portal
+ * ===================================================================
+ * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ * ===================================================================
+ * Modifications Copyright (c) 2019 Samsung
+ * ===================================================================
+ *
+ * Unless otherwise specified, all software contained herein is licensed
+ * under the Apache License, Version 2.0 (the "License");
+ * you may not use this software except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *             http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * Unless otherwise specified, all documentation contained herein is licensed
+ * under the Creative Commons License, Attribution 4.0 Intl. (the "License");
+ * you may not use this documentation except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *             https://creativecommons.org/licenses/by/4.0/
+ *
+ * Unless required by applicable law or agreed to in writing, documentation
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * ============LICENSE_END============================================
+ *
+ *
+ */
+
+package org.onap.portal.scheduler.scheduleraux;
+
+import org.glassfish.jersey.client.ClientResponse;
+import org.onap.portal.scheduler.restobjects.RestObject;
+import org.onap.portalsdk.core.logging.logic.EELFLoggerDelegate;
+
+public class SchedulerAuxUtil {
+	
+	private static EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(SchedulerAuxUtil.class);
+
+	public static SchedulerAuxResponseWrapper wrapResponse ( String body, int statusCode ) {
+		
+		SchedulerAuxResponseWrapper w = new SchedulerAuxResponseWrapper();
+		w.setStatus (statusCode);
+		w.setEntity(body);
+		
+		return w;
+	}
+	
+	public static SchedulerAuxResponseWrapper wrapResponse (ClientResponse cres) {	
+		String resp_str = "";
+		if ( cres != null ) {
+			resp_str = cres.readEntity(String.class);
+		}
+		int statuscode = cres.getStatus();
+		SchedulerAuxResponseWrapper w = SchedulerAuxUtil.wrapResponse ( resp_str, statuscode );
+		return (w);
+	}
+	
+	public static SchedulerAuxResponseWrapper wrapResponse (RestObject<String> rs) {
+		String resp_str = "";
+		int status = 0;
+		if ( rs != null ) {
+			resp_str = rs.getT();
+			status = rs.getStatusCode();
+		}
+		SchedulerAuxResponseWrapper w = SchedulerAuxUtil.wrapResponse ( resp_str, status );
+		return (w);
+	}
+	
+	
+}