1 files changed, 110 insertions, 0 deletions
diff --git a/catalog-be/src/main/java/org/openecomp/sdc/be/components/validation/UserValidations.java b/catalog-be/src/main/java/org/openecomp/sdc/be/components/validation/UserValidations.java
new file mode 100644
index 0000000000..e2e671f872
--- /dev/null
+++ b/catalog-be/src/main/java/org/openecomp/sdc/be/components/validation/UserValidations.java
@@ -0,0 +1,110 @@
+package org.openecomp.sdc.be.components.validation;
+
+import fj.data.Either;
+import org.apache.commons.lang3.StringUtils;
+import org.openecomp.sdc.be.config.BeEcompErrorManager;
+import org.openecomp.sdc.be.dao.api.ActionStatus;
+import org.openecomp.sdc.be.impl.ComponentsUtils;
+import org.openecomp.sdc.be.model.User;
+import org.openecomp.sdc.be.user.IUserBusinessLogic;
+import org.openecomp.sdc.be.user.Role;
+import org.openecomp.sdc.common.datastructure.Wrapper;
+import org.openecomp.sdc.exception.ResponseFormat;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.util.List;
+
+@org.springframework.stereotype.Component
+public class UserValidations {
+
+    private static final Logger log = LoggerFactory.getLogger(UserValidations.class);
+    private final IUserBusinessLogic userAdmin;
+    private final ComponentsUtils componentsUtils;
+
+    public UserValidations(IUserBusinessLogic userAdmin, ComponentsUtils componentsUtils) {
+        this.userAdmin = userAdmin;
+        this.componentsUtils = componentsUtils;
+    }
+
+    public Either<User, ResponseFormat> validateUserExists(String userId, String ecompErrorContext, boolean inTransaction) {
+        Either<User, ActionStatus> eitherCreator = userAdmin.getUser(userId, inTransaction);
+        if (eitherCreator.isRight() || eitherCreator.left().value() == null) {
+            ResponseFormat responseFormat;
+            if (eitherCreator.right().value().equals(ActionStatus.USER_NOT_FOUND)) {
+                if (log.isDebugEnabled()) {
+                    log.debug("validateUserExists - not authorized user, userId {}", userId);
+                }
+                responseFormat = componentsUtils.getResponseFormat(ActionStatus.AUTH_FAILED);
+            } else {
+                if (log.isDebugEnabled()) {
+                    log.debug("validateUserExists - failed to authorize user, userId {}", userId);
+                }
+                responseFormat = componentsUtils.getResponseFormat(eitherCreator.right().value());
+            }
+            if (log.isDebugEnabled()) {
+                log.debug("User is not listed. userId {}", userId);
+            }
+            BeEcompErrorManager.getInstance().logBeUserMissingError(ecompErrorContext, userId);
+            return Either.right(responseFormat);
+        }
+        return Either.left(eitherCreator.left().value());
+    }
+
+    public Either<Boolean, ResponseFormat> validateUserRole(User user, List<Role> roles) {
+        Role userRole = Role.valueOf(user.getRole());
+        if (roles != null) {
+            if (!roles.contains(userRole)) {
+                if (log.isDebugEnabled()) {
+                    log.debug("user is not in appropriate role to perform action");
+                }
+                ResponseFormat responseFormat = componentsUtils.getResponseFormat(ActionStatus.RESTRICTED_OPERATION);
+                return Either.right(responseFormat);
+            }
+            return Either.left(Boolean.TRUE);
+        }
+        return Either.left(Boolean.FALSE);
+    }
+
+    public Either<User, ActionStatus> validateUserExistsActionStatus(String userId, String ecompErrorContext) {
+        Either<User, ActionStatus> eitherCreator = userAdmin.getUser(userId, false);
+        if (eitherCreator.isRight() || eitherCreator.left().value() == null) {
+            if (eitherCreator.right().value().equals(ActionStatus.USER_NOT_FOUND)) {
+                log.debug("validateUserExists - not authorized user, userId {}", userId);
+                Either.right(ActionStatus.RESTRICTED_OPERATION);
+            } else {
+                log.debug("validateUserExists - failed to authorize user, userId {}", userId);
+            }
+            log.debug("User is not listed. userId {}", userId);
+            BeEcompErrorManager.getInstance().logBeUserMissingError(ecompErrorContext, userId);
+            return Either.right(eitherCreator.right().value());
+        }
+        return Either.left(eitherCreator.left().value());
+    }
+
+    public Either<User, ResponseFormat> validateUserNotEmpty(User user, String ecompErrorContext) {
+        String userId = user.getUserId();
+
+        if (StringUtils.isEmpty(userId)) {
+            log.debug("User header is missing ");
+            BeEcompErrorManager.getInstance().logBeUserMissingError(ecompErrorContext, user.getUserId());
+            ResponseFormat responseFormat = componentsUtils.getResponseFormat(ActionStatus.MISSING_INFORMATION);
+            return Either.right(responseFormat);
+        }
+        return Either.left(user);
+    }
+
+    public Either<User, ResponseFormat> validateUserExists(User user, String ecompErrorContext, boolean inTransaction) {
+        return validateUserExists(user.getUserId(), ecompErrorContext, inTransaction);
+    }
+
+    public void validateUserExist(String userId, String ecompErrorContext, Wrapper<ResponseFormat> errorWrapper) {
+        Either<User, ResponseFormat> resp = validateUserExists(userId, ecompErrorContext, false);
+        if (resp.isRight()) {
+            errorWrapper.setInnerElement(resp.right().value());
+        }
+    }
+
+
+
+}