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authorDeterme, Sebastien (sd378r) <sd378r@intl.att.com>2017-05-02 03:53:18 -0700
committerDeterme, Sebastien (sd378r) <sd378r@intl.att.com>2017-05-02 06:59:21 -0700
commit94ee92559b051f2f82ed681f841f4f13016842ed (patch)
tree9760a0ad7da03572ed4c9dc596c4b0f537e64112 /adapters/mso-workflow-message-adapter/src/main/java
parent43bbca64032716730d2e7795b6569d5fdbda9d12 (diff)
[MSO-8] Second step of the rebase for MSO
Second rebase containing additional features for MSO + total reworking of the BPMN structure + Notification flow can now be added at the end of some BPMN flows Change-Id: I7e937c7a0ba1593ca85e164a093f79c7e38b6ce0 Signed-off-by: Determe, Sebastien (sd378r) <sd378r@intl.att.com>
Diffstat (limited to 'adapters/mso-workflow-message-adapter/src/main/java')
-rw-r--r--adapters/mso-workflow-message-adapter/src/main/java/org/openecomp/mso/adapters/workflowmessage/BPRestCallback.java178
-rw-r--r--adapters/mso-workflow-message-adapter/src/main/java/org/openecomp/mso/adapters/workflowmessage/WMAdapterConstants.java30
-rw-r--r--adapters/mso-workflow-message-adapter/src/main/java/org/openecomp/mso/adapters/workflowmessage/WMAdapterProperties.java89
-rw-r--r--adapters/mso-workflow-message-adapter/src/main/java/org/openecomp/mso/adapters/workflowmessage/WMAdapterRest.java140
-rw-r--r--adapters/mso-workflow-message-adapter/src/main/java/org/openecomp/mso/adapters/workflowmessage/WMAdapterUtils.java48
5 files changed, 485 insertions, 0 deletions
diff --git a/adapters/mso-workflow-message-adapter/src/main/java/org/openecomp/mso/adapters/workflowmessage/BPRestCallback.java b/adapters/mso-workflow-message-adapter/src/main/java/org/openecomp/mso/adapters/workflowmessage/BPRestCallback.java
new file mode 100644
index 0000000000..cb3aea62c7
--- /dev/null
+++ b/adapters/mso-workflow-message-adapter/src/main/java/org/openecomp/mso/adapters/workflowmessage/BPRestCallback.java
@@ -0,0 +1,178 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * OPENECOMP - MSO
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file 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.
+ * ============LICENSE_END=========================================================
+ */
+package org.openecomp.mso.adapters.workflowmessage;
+
+import javax.xml.bind.DatatypeConverter;
+
+import org.apache.http.HttpResponse;
+import org.apache.http.client.HttpClient;
+import org.apache.http.client.config.RequestConfig;
+import org.apache.http.client.methods.HttpPost;
+import org.apache.http.entity.ContentType;
+import org.apache.http.entity.StringEntity;
+import org.apache.http.impl.client.HttpClientBuilder;
+import org.apache.http.util.EntityUtils;
+
+import org.openecomp.mso.logger.MessageEnum;
+import org.openecomp.mso.logger.MsoAlarmLogger;
+import org.openecomp.mso.logger.MsoLogger;
+
+/**
+ * Sends asynchronous messages to the BPMN WorkflowMessage service.
+ */
+public class BPRestCallback {
+ private static final MsoLogger LOGGER = MsoLogger.getMsoLogger(MsoLogger.Catalog.RA);
+ private static final MsoAlarmLogger ALARMLOGGER = new MsoAlarmLogger();
+
+ /**
+ * Sends a message to the BPMN workflow message service. The URL path is
+ * constructed using the specified message type and correlator.
+ * @param workflowMessageUrl the base BPMN WorkflowMessage URL
+ * @param messageType the message type
+ * @param correlator the message correlator
+ * @param contentType the value for the HTTP Content-Type header (possibly null)
+ * @param message the content (possibly null)
+ * @return true if the message was consumed successfully by the endpoint
+ */
+ public boolean send(String workflowMessageUrl, String messageType,
+ String correlator, ContentType contentType, String message) {
+ LOGGER.debug(getClass().getSimpleName() + ".send("
+ + "workflowMessageUrl=" + workflowMessageUrl
+ + " messageType=" + messageType
+ + " correlator=" + correlator
+ + " contentType=" + contentType
+ + " message=" + message
+ + ")");
+
+ while (workflowMessageUrl.endsWith("/")) {
+ workflowMessageUrl = workflowMessageUrl.substring(0, workflowMessageUrl.length()-1);
+ }
+
+ String endpoint = workflowMessageUrl + "/" + WMAdapterUtils.encodeURLPathSegment(messageType)
+ + "/" + WMAdapterUtils.encodeURLPathSegment(correlator);
+
+ return send(endpoint, contentType, message);
+ }
+
+ /**
+ * Sends a message to the BPMN workflow message service. The specified URL
+ * must have the message type and correlator already embedded in it.
+ * @param url the endpoint URL
+ * @param message the content (possibly null)
+ * @param contentType the value for the HTTP Content-Type header (possibly null)
+ * @return true if the message was consumed successfully by the endpoint
+ */
+ public boolean send(String url, ContentType contentType, String message) {
+ LOGGER.debug(getClass().getSimpleName() + ".send("
+ + "url=" + url
+ + " contentType=" + contentType
+ + " message=" + message
+ + ")");
+
+ LOGGER.info(MessageEnum.RA_CALLBACK_BPEL, message == null ? "[no content]" : message, "Camunda", "");
+
+ HttpPost method = null;
+ HttpResponse httpResponse = null;
+
+ try {
+ // TODO: configurable timeout?
+ int timeout = 60 * 1000;
+
+ RequestConfig requestConfig = RequestConfig.custom()
+ .setSocketTimeout(timeout)
+ .setConnectTimeout(timeout)
+ .setConnectionRequestTimeout(timeout)
+ .build();
+
+ HttpClient client = HttpClientBuilder.create().build();
+ method = new HttpPost(url);
+ method.setConfig(requestConfig);
+
+ if (message != null) {
+ method.setEntity(new StringEntity(message, contentType));
+ }
+
+ boolean error = false;
+
+ try {
+ // AAF Integration, disabled for now due to the constrains from other party
+ // String userCredentials = CredentialConstants.getDecryptedCredential(WMAdapterConstants.DEFAULT_BPEL_AUTH);
+ // Once AAF enabled, the credential shall be get by triggering the CredentialConstants.getDecryptedCredential -- remove line
+ String userCredentials = WMAdapterProperties.getEncryptedProperty(WMAdapterConstants.BPEL_AUTH_PROP,
+ WMAdapterConstants.DEFAULT_BPEL_AUTH, WMAdapterConstants.ENCRYPTION_KEY);
+ String authorization = "Basic " + DatatypeConverter.printBase64Binary(userCredentials.getBytes());
+ method.setHeader("Authorization", authorization);
+ } catch (Exception e) {
+ LOGGER.error(MessageEnum.RA_SET_CALLBACK_AUTH_EXC, "Camunda", "", MsoLogger.ErrorCode.BusinessProcesssError,
+ "Unable to set authorization in callback request", e);
+ ALARMLOGGER.sendAlarm("MsoInternalError", MsoAlarmLogger.CRITICAL,
+ "Unable to set authorization in callback request: " + e.getMessage());
+ error = true;
+ }
+
+ if (!error) {
+ httpResponse = client.execute(method);
+
+ @SuppressWarnings("unused")
+ String responseContent = null;
+
+ if (httpResponse.getEntity() != null) {
+ responseContent = EntityUtils.toString(httpResponse.getEntity(), "UTF-8");
+ }
+
+ if (httpResponse.getStatusLine().getStatusCode() >= 300) {
+ String msg = "Received error response to callback request: " + httpResponse.getStatusLine();
+ LOGGER.error(MessageEnum.RA_CALLBACK_BPEL_EXC, "Camunda", "", MsoLogger.ErrorCode.BusinessProcesssError, msg);
+ ALARMLOGGER.sendAlarm("MsoInternalError", MsoAlarmLogger.CRITICAL, msg);
+ }
+
+ httpResponse = null;
+ }
+
+ method.reset();
+ method = null;
+ return true;
+ } catch (Exception e) {
+ LOGGER.error(MessageEnum.RA_CALLBACK_BPEL_EXC, "Camunda", "", MsoLogger.ErrorCode.BusinessProcesssError,
+ "Error sending callback request", e);
+ ALARMLOGGER.sendAlarm("MsoInternalError", MsoAlarmLogger.CRITICAL,
+ "Error sending callback request: " + e.getMessage());
+ return false;
+ } finally {
+ if (httpResponse != null) {
+ try {
+ EntityUtils.consume(httpResponse.getEntity());
+ } catch (Exception e) {
+ // Ignore
+ }
+ }
+
+ if (method != null) {
+ try {
+ method.reset();
+ } catch (Exception e) {
+ // Ignore
+ }
+ }
+
+ LOGGER.info(MessageEnum.RA_CALLBACK_BPEL_COMPLETE, "Camunda", "");
+ }
+ }
+} \ No newline at end of file
diff --git a/adapters/mso-workflow-message-adapter/src/main/java/org/openecomp/mso/adapters/workflowmessage/WMAdapterConstants.java b/adapters/mso-workflow-message-adapter/src/main/java/org/openecomp/mso/adapters/workflowmessage/WMAdapterConstants.java
new file mode 100644
index 0000000000..a92051da12
--- /dev/null
+++ b/adapters/mso-workflow-message-adapter/src/main/java/org/openecomp/mso/adapters/workflowmessage/WMAdapterConstants.java
@@ -0,0 +1,30 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * OPENECOMP - MSO
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file 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.
+ * ============LICENSE_END=========================================================
+ */
+package org.openecomp.mso.adapters.workflowmessage;
+
+public interface WMAdapterConstants {
+ public static final String MSO_PROPERTIES_ID = "MSO_PROP_WORKFLOW_MESSAGE_ADAPTER";
+ public static final String BPEL_URL_PROP = "org.openecomp.mso.adapters.workflow.message.bpelurl";
+
+ // Once AAF enabled, the credential shall be get by triggering the CredentialConstants.getEncryptedPropValue
+ public static final String BPEL_AUTH_PROP = "org.openecomp.mso.adapters.workflow.message.bpelauth";
+ public static final String DEFAULT_BPEL_AUTH = "05FDA034C27D1CA51AAB8FAE512EDE45241E16FC8C137D292AA3A964431C82DB";
+ public static final String ENCRYPTION_KEY = "aa3871669d893c7fb8abbcda31b88b4f";
+} \ No newline at end of file
diff --git a/adapters/mso-workflow-message-adapter/src/main/java/org/openecomp/mso/adapters/workflowmessage/WMAdapterProperties.java b/adapters/mso-workflow-message-adapter/src/main/java/org/openecomp/mso/adapters/workflowmessage/WMAdapterProperties.java
new file mode 100644
index 0000000000..e63c404024
--- /dev/null
+++ b/adapters/mso-workflow-message-adapter/src/main/java/org/openecomp/mso/adapters/workflowmessage/WMAdapterProperties.java
@@ -0,0 +1,89 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * OPENECOMP - MSO
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file 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.
+ * ============LICENSE_END=========================================================
+ */
+package org.openecomp.mso.adapters.workflowmessage;
+
+import org.openecomp.mso.logger.MessageEnum;
+import org.openecomp.mso.logger.MsoLogger;
+import org.openecomp.mso.properties.MsoJavaProperties;
+import org.openecomp.mso.properties.MsoPropertiesException;
+import org.openecomp.mso.properties.MsoPropertiesFactory;
+
+/**
+ * Static methods to access Workflow Message Adapter properties.
+ */
+public final class WMAdapterProperties {
+ private static final MsoPropertiesFactory MSO_PROPERTIES_FACTORY = new MsoPropertiesFactory();
+ private static final MsoLogger LOGGER = MsoLogger.getMsoLogger(MsoLogger.Catalog.RA);
+
+ /**
+ * Gets the value of a Workflow Message Adapter property.
+ * @param key the property key
+ * @param defaultValue the default value to use if the property does not
+ * exist or if an error occurs
+ */
+ public static String getProperty(String key, String defaultValue) {
+ MsoJavaProperties properties;
+
+ try {
+ properties = MSO_PROPERTIES_FACTORY.getMsoJavaProperties(WMAdapterConstants.MSO_PROPERTIES_ID);
+ } catch (MsoPropertiesException e) {
+ LOGGER.error (MessageEnum.NO_PROPERTIES,
+ "Unknown. MSO Properties ID not found in cache: " + WMAdapterConstants.MSO_PROPERTIES_ID,
+ "WorkflowMessageAdatper", "", MsoLogger.ErrorCode.DataError,
+ "Exception - MSO Properties ID not found in cache", e);
+ return defaultValue;
+ }
+
+ String value = properties.getProperty(key, defaultValue);
+ LOGGER.debug("Config read for " + WMAdapterConstants.MSO_PROPERTIES_ID
+ + " - key:" + key + " value:" + value);
+ return value;
+ }
+
+ /**
+ * Gets the value of an Workflow Message Adapter property.
+ * @param key the property key
+ * @param defaultValue the default value to use if the property does not
+ * exist or if an error occurs
+ */
+ public static String getEncryptedProperty(String key, String defaultValue, String encryptionKey) {
+ MsoJavaProperties properties;
+
+ try {
+ properties = MSO_PROPERTIES_FACTORY.getMsoJavaProperties(WMAdapterConstants.MSO_PROPERTIES_ID);
+ } catch (MsoPropertiesException e) {
+ LOGGER.error (MessageEnum.NO_PROPERTIES,
+ "Unknown. MSO Properties ID not found in cache: " + WMAdapterConstants.MSO_PROPERTIES_ID,
+ "WorkflowMessageAdatper", "", MsoLogger.ErrorCode.DataError,
+ "Exception - MSO Properties ID not found in cache", e);
+ return defaultValue;
+ }
+
+ String value = properties.getEncryptedProperty(key, defaultValue, encryptionKey);
+ LOGGER.debug("Config read for " + WMAdapterConstants.MSO_PROPERTIES_ID + " - key:" + key);
+ return value;
+ }
+
+ /**
+ * Instantiation is not allowed.
+ */
+ private WMAdapterProperties() {
+ }
+} \ No newline at end of file
diff --git a/adapters/mso-workflow-message-adapter/src/main/java/org/openecomp/mso/adapters/workflowmessage/WMAdapterRest.java b/adapters/mso-workflow-message-adapter/src/main/java/org/openecomp/mso/adapters/workflowmessage/WMAdapterRest.java
new file mode 100644
index 0000000000..db7e47f00e
--- /dev/null
+++ b/adapters/mso-workflow-message-adapter/src/main/java/org/openecomp/mso/adapters/workflowmessage/WMAdapterRest.java
@@ -0,0 +1,140 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * OPENECOMP - MSO
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file 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.
+ * ============LICENSE_END=========================================================
+ */
+package org.openecomp.mso.adapters.workflowmessage;
+
+import javax.servlet.http.HttpServletResponse;
+import javax.ws.rs.Consumes;
+import javax.ws.rs.GET;
+import javax.ws.rs.HEAD;
+import javax.ws.rs.POST;
+import javax.ws.rs.Path;
+import javax.ws.rs.HeaderParam;
+import javax.ws.rs.PathParam;
+import javax.ws.rs.Produces;
+import javax.ws.rs.QueryParam;
+import javax.ws.rs.core.Context;
+import javax.ws.rs.core.HttpHeaders;
+import javax.ws.rs.core.MediaType;
+import javax.ws.rs.core.Response;
+
+import org.apache.http.entity.ContentType;
+
+import org.openecomp.mso.HealthCheckUtils;
+import org.openecomp.mso.logger.MessageEnum;
+import org.openecomp.mso.logger.MsoAlarmLogger;
+import org.openecomp.mso.logger.MsoLogger;
+import org.openecomp.mso.utils.UUIDChecker;
+
+/**
+ * Workflow Message Adapter interface added in 1707. Supports delivery of
+ * callbacks from external systems to waiting BPMN workflows.
+ */
+@Path("/")
+public class WMAdapterRest {
+ private static final MsoLogger LOGGER = MsoLogger.getMsoLogger(MsoLogger.Catalog.RA);
+ private static final MsoAlarmLogger ALARMLOGGER = new MsoAlarmLogger();
+
+ @HEAD
+ @GET
+ @Path("/healthcheck")
+ @Produces(MediaType.TEXT_HTML)
+ public Response healthcheck(@QueryParam("requestId") String requestId) {
+ long startTime = System.currentTimeMillis();
+ MsoLogger.setServiceName("Healthcheck");
+ UUIDChecker.verifyOldUUID(requestId, LOGGER);
+ HealthCheckUtils healthCheck = new HealthCheckUtils();
+
+ if (!healthCheck.siteStatusCheck(LOGGER, startTime)) {
+ return HealthCheckUtils.HEALTH_CHECK_NOK_RESPONSE;
+ }
+
+ if (!healthCheck.configFileCheck(LOGGER, startTime, WMAdapterConstants.MSO_PROPERTIES_ID)) {
+ return HealthCheckUtils.NOT_STARTED_RESPONSE;
+ }
+
+ LOGGER.debug("healthcheck - Successful");
+ return HealthCheckUtils.HEALTH_CHECK_RESPONSE;
+ }
+
+ /**
+ * Receives a message from a remote system.
+ * @param content the message content
+ */
+ @POST
+ @Path("/message/{messageType}/{correlator}")
+ @Consumes("*/*")
+ @Produces({MediaType.TEXT_PLAIN})
+ public Response receiveWorkflowMessage(
+ @HeaderParam("Content-Type") String contentTypeHeader,
+ @PathParam("messageType") String messageType,
+ @PathParam("correlator") String correlator,
+ String content) {
+
+ String path= "workflow/" + messageType + "/" + correlator;
+ LOGGER.info(MessageEnum.RA_RECEIVE_WORKFLOW_MESSAGE, content, "WorkflowMessageAdapter", path);
+
+ long startTime = System.currentTimeMillis();
+
+ ContentType contentType = null;
+
+ if (contentTypeHeader != null) {
+ try {
+ contentType = ContentType.parse(contentTypeHeader);
+ } catch (Exception e) {
+ // If we don't get a valid one, we handle it below.
+ }
+ }
+
+ if (contentType == null && content != null) {
+ String error = "Missing or Invalid Content-Type";
+ LOGGER.error(MessageEnum.RA_PARSING_REQUEST_ERROR, error, "WorkflowMessageAdapter", path,
+ MsoLogger.ErrorCode.DataError, "Bad Request");
+ ALARMLOGGER.sendAlarm("MsoInternalError", MsoAlarmLogger.CRITICAL, error);
+ return Response.status(HttpServletResponse.SC_UNSUPPORTED_MEDIA_TYPE).entity(error).build();
+ }
+
+ String bpUrl = WMAdapterProperties.getProperty(WMAdapterConstants.BPEL_URL_PROP, null);
+
+ if (bpUrl == null) {
+ String error = "Missing configuration for: " + WMAdapterConstants.BPEL_URL_PROP;
+ LOGGER.error(MessageEnum.RA_CONFIG_EXC, error, "WorkflowMessageAdapter", path,
+ MsoLogger.ErrorCode.DataError, "Configuration Error");
+ ALARMLOGGER.sendAlarm("MsoInternalError", MsoAlarmLogger.CRITICAL, error);
+ return Response.status(HttpServletResponse.SC_INTERNAL_SERVER_ERROR).entity(error).build();
+ }
+
+ long bpStartTime = System.currentTimeMillis();
+ BPRestCallback callback = new BPRestCallback();
+ boolean callbackSuccess = callback.send(bpUrl, messageType, correlator, contentType, content);
+
+ if (callbackSuccess) {
+ LOGGER.recordMetricEvent(bpStartTime, MsoLogger.StatusCode.COMPLETE, MsoLogger.ResponseCode.Suc,
+ "Sent notification", "BPMN", bpUrl, null);
+ LOGGER.recordAuditEvent(startTime, MsoLogger.StatusCode.COMPLETE, MsoLogger.ResponseCode.Suc, "Successful");
+ } else {
+ LOGGER.recordMetricEvent(bpStartTime, MsoLogger.StatusCode.ERROR, MsoLogger.ResponseCode.CommunicationError,
+ "Failed to send notification", "BPMN", bpUrl, null);
+ LOGGER.recordAuditEvent(startTime, MsoLogger.StatusCode.ERROR, MsoLogger.ResponseCode.CommunicationError,
+ "Failed to send notification");
+ }
+
+ return Response.status(204).build();
+ }
+}
diff --git a/adapters/mso-workflow-message-adapter/src/main/java/org/openecomp/mso/adapters/workflowmessage/WMAdapterUtils.java b/adapters/mso-workflow-message-adapter/src/main/java/org/openecomp/mso/adapters/workflowmessage/WMAdapterUtils.java
new file mode 100644
index 0000000000..b371d2dd9b
--- /dev/null
+++ b/adapters/mso-workflow-message-adapter/src/main/java/org/openecomp/mso/adapters/workflowmessage/WMAdapterUtils.java
@@ -0,0 +1,48 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * OPENECOMP - MSO
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file 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.
+ * ============LICENSE_END=========================================================
+ */
+package org.openecomp.mso.adapters.workflowmessage;
+
+import java.io.UnsupportedEncodingException;
+
+import org.springframework.web.util.UriUtils;
+
+/**
+ * Utility methods used by WMAdapterRest.
+ */
+public final class WMAdapterUtils {
+ /**
+ * Encodes a URL path segment according to RFC 3986 Section 2.
+ * @param pathSegment the path segment to encode
+ * @return the encoded path segment
+ */
+ public static String encodeURLPathSegment(String pathSegment) {
+ try {
+ return UriUtils.encodePathSegment(pathSegment, "UTF-8");
+ } catch (UnsupportedEncodingException e) {
+ throw new RuntimeException("UTF-8 encoding is not supported");
+ }
+ }
+
+ /**
+ * Instantiation is not allowed.
+ */
+ private WMAdapterUtils() {
+ }
+} \ No newline at end of file