X-Git-Url: https://gerrit.onap.org/r/gitweb?a=blobdiff_plain;f=PolicyEngineUtils%2Fsrc%2Fmain%2Fjava%2Forg%2Fopenecomp%2Fpolicy%2Futils%2FPolicyUtils.java;h=dfbefcd7383c34e5a8656a7e4bea1c88a83a57d6;hb=fc5c07705edc4dcb7083b39116a43844bb6a1490;hp=fd8102af3071c155cc25821fe7b25683d1d74c21;hpb=91d04c64771832a0b8815ffbe1f0f9920320d94d;p=policy%2Fengine.git

diff --git a/PolicyEngineUtils/src/main/java/org/openecomp/policy/utils/PolicyUtils.java b/PolicyEngineUtils/src/main/java/org/openecomp/policy/utils/PolicyUtils.java
index fd8102af3..dfbefcd73 100644
--- a/PolicyEngineUtils/src/main/java/org/openecomp/policy/utils/PolicyUtils.java
+++ b/PolicyEngineUtils/src/main/java/org/openecomp/policy/utils/PolicyUtils.java
@@ -21,25 +21,54 @@
 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.JsonParseException;
 import com.fasterxml.jackson.core.JsonProcessingException;
-import com.fasterxml.jackson.databind.JsonMappingException;
 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 JsonParseException, JsonMappingException, IOException{
+	public static <T> T jsonStringToObject(String jsonString, Class<T> className) throws IOException{
 		ObjectMapper mapper = new ObjectMapper();
-		T t = mapper.readValue(jsonString, className);
-		return t;
+		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{
@@ -53,7 +82,113 @@ public class PolicyUtils {
 			String password = tokenizer.nextToken();
 			return new String[]{username, password};
 		}else{
-			return null;
+			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 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).toString();
+                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;
 	}
 }