+++ /dev/null
-/*-
- * ============LICENSE_START=======================================================
- * PolicyEngineUtils
- * ================================================================================
- * 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.policy.utils;
-
-import java.io.IOException;
-import java.io.StringReader;
-import java.io.UnsupportedEncodingException;
-import java.util.Arrays;
-import java.util.Base64;
-import java.util.List;
-import java.util.StringTokenizer;
-import java.util.regex.Matcher;
-import java.util.regex.Pattern;
-
-import org.drools.core.io.impl.ReaderResource;
-import org.drools.verifier.Verifier;
-import org.drools.verifier.VerifierError;
-import org.drools.verifier.builder.VerifierBuilder;
-import org.drools.verifier.builder.VerifierBuilderFactory;
-import org.kie.api.io.ResourceType;
-
-import com.fasterxml.jackson.core.JsonProcessingException;
-import com.fasterxml.jackson.databind.ObjectMapper;
-import com.google.common.base.CharMatcher;
-
-public class PolicyUtils {
-
- public static final String EMAIL_PATTERN =
- "^[_A-Za-z0-9-\\+]+(\\.[_A-Za-z0-9-]+)*@"
- + "[A-Za-z0-9-]+(\\.[A-Za-z0-9]+)*(\\.[A-Za-z]{2,})$";
- private static final String PACKAGE_ERROR = "mismatched input '{' expecting one of the following tokens: '[package";
- private static final String SUCCESS = "success";
-
- private PolicyUtils(){
- // Private Constructor
- }
- public static String objectToJsonString(Object o) throws JsonProcessingException{
- ObjectMapper mapper = new ObjectMapper();
- return mapper.writeValueAsString(o);
- }
-
- public static <T> T jsonStringToObject(String jsonString, Class<T> className) throws IOException{
- ObjectMapper mapper = new ObjectMapper();
- return mapper.readValue(jsonString, className);
- }
-
- public static String decode(String encodedString) throws UnsupportedEncodingException {
- if(encodedString!=null && !encodedString.isEmpty()){
- return new String(Base64.getDecoder().decode(encodedString) ,"UTF-8");
- }else{
- return null;
- }
- }
-
- public static String[] decodeBasicEncoding(String encodedValue) throws Exception{
- if(encodedValue!=null && encodedValue.contains("Basic ")){
- String encodedUserPassword = encodedValue.replaceFirst("Basic" + " ", "");
- String usernameAndPassword = null;
- byte[] decodedBytes = Base64.getDecoder().decode(encodedUserPassword);
- usernameAndPassword = new String(decodedBytes, "UTF-8");
- StringTokenizer tokenizer = new StringTokenizer(usernameAndPassword, ":");
- String username = tokenizer.nextToken();
- String password = tokenizer.nextToken();
- return new String[]{username, password};
- }else{
- return new String[]{};
- }
- }
-
- public static String emptyPolicyValidator(String field){
- String error;
- if ("".equals(field) || field.contains(" ") || !field.matches("^[a-zA-Z0-9_]*$")) {
- error = "The Value in Required Field will allow only '{0-9}, {a-z}, {A-Z}, _' following set of Combinations";
- return error;
- } else {
- if(CharMatcher.ASCII.matchesAllOf((CharSequence) field)){
- error = SUCCESS;
- }else{
- error = "The Value Contains Non ASCII Characters";
- return error;
- }
- }
- return error;
- }
-
- public static String emptyPolicyValidatorWithSpaceAllowed(String field){
- String error;
- if ("".equals(field) || !field.matches("^[a-zA-Z0-9_ ]*$")) {
- error = "The Value in Required Field will allow only '{0-9}, {a-z}, {A-Z}, _' following set of Combinations";
- return error;
- } else {
- if(CharMatcher.ASCII.matchesAllOf((CharSequence) field)){
- error = SUCCESS;
- }else{
- error = "The Value Contains Non ASCII Characters";
- return error;
- }
- }
- return error;
- }
- public static String descriptionValidator(String field) {
- String error;
- if (field.contains("@CreatedBy:") || field.contains("@ModifiedBy:")) {
- error = "The value in the description shouldn't contain @CreatedBy: or @ModifiedBy:";
- return error;
- } else {
- error = SUCCESS;
- }
- return error;
- }
-
- public static Boolean isInteger(String number){
- try{
- Integer.parseInt(number);
- }catch(NumberFormatException e){
- return false;
- }
- return true;
- }
-
- public static String validateEmailAddress(String emailAddressValue) {
- String error = SUCCESS;
- List<String> emailList = Arrays.asList(emailAddressValue.split(","));
- for(int i =0 ; i < emailList.size() ; i++){
- Pattern pattern = Pattern.compile(EMAIL_PATTERN);
- Matcher matcher = pattern.matcher(emailList.get(i).trim());
- if(!matcher.matches()){
- error = "Please check the Following Email Address is not Valid .... " +emailList.get(i);
- return error;
- }else{
- error = SUCCESS;
- }
- }
- return error;
- }
-
- /*
- * Check for "[ERR" to see if there are any errors.
- */
- public static String brmsRawValidate(String rule){
- VerifierBuilder vBuilder = VerifierBuilderFactory.newVerifierBuilder();
- Verifier verifier = vBuilder.newVerifier();
- verifier.addResourcesToVerify(new ReaderResource(new StringReader(rule)), ResourceType.DRL);
- // Check if there are any Errors in Verification.
- if(!verifier.getErrors().isEmpty()){
- boolean ignore = false;
- StringBuilder message = new StringBuilder("Not a Valid DRL rule");
- for(VerifierError error: verifier.getErrors()){
- // Ignore annotations Error Messages
- if(!error.getMessage().contains("'@'") && !error.getMessage().contains(PACKAGE_ERROR)){
- ignore= true;
- message.append("\n" + error.getMessage());
- }
- }
- // Ignore new package names with {
- // More checks for message to check if its a package error.
- if(ignore && !message.toString().contains("Parser returned a null Package")){
- message.append("[ERR 107]");
- }
- return message.toString();
- }
- return "";
- }
-
- /**
- * Given a version string consisting of integers with dots between them, convert it into an array of ints.
- *
- * @param version
- * @return
- * @throws NumberFormatException
- */
- public static int[] versionStringToArray(String version) throws NumberFormatException {
- if (version == null || version.length() == 0) {
- return new int[0];
- }
- String[] stringArray = version.split("\\.");
- int[] resultArray = new int[stringArray.length];
- for (int i = 0; i < stringArray.length; i++) {
- resultArray[i] = Integer.parseInt(stringArray[i]);
- }
- return resultArray;
- }
-}
Code Review / policy / engine.git / blobdiff