Merge "Update Sparky README files"
[aai/sparky-be.git] / src / main / java / org / onap / aai / sparky / util / NodeUtils.java
index 092afd1..7657d7e 100644 (file)
@@ -27,8 +27,10 @@ import java.io.IOException;
 import java.io.InputStream;
 import java.io.InputStreamReader;
 import java.lang.Thread.UncaughtExceptionHandler;
+import java.net.URI;
 import java.nio.ByteBuffer;
 import java.security.SecureRandom;
+import java.sql.Timestamp;
 import java.text.ParseException;
 import java.text.SimpleDateFormat;
 import java.util.ArrayList;
@@ -50,15 +52,17 @@ import java.util.regex.Pattern;
 import javax.servlet.http.HttpServletRequest;
 import javax.xml.stream.XMLStreamConstants;
 
-import org.onap.aai.sparky.logging.AaiUiMsgs;
-import org.onap.aai.sparky.viewandinspect.config.TierSupportUiConstants;
 import org.onap.aai.cl.api.Logger;
+import org.onap.aai.sparky.logging.AaiUiMsgs;
+import org.onap.aai.sparky.viewandinspect.config.SparkyConstants;
+import org.restlet.Request;
 
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.databind.JsonNode;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.ObjectWriter;
 import com.fasterxml.jackson.databind.SerializationFeature;
+import com.fasterxml.jackson.databind.ser.FilterProvider;
 import com.google.common.util.concurrent.ThreadFactoryBuilder;
 
 
@@ -68,6 +72,9 @@ import com.google.common.util.concurrent.ThreadFactoryBuilder;
 public class NodeUtils {
   private static SecureRandom sRandom = new SecureRandom();
   
+  private static final Pattern AAI_VERSION_PREFIX = Pattern.compile("/aai/v[0-9]+/(.*)");
+
+  
   public static synchronized String getRandomTxnId(){
       byte bytes[] = new byte[6];
       sRandom.nextBytes(bytes);
@@ -89,6 +96,29 @@ public class NodeUtils {
 
     return sb.toString();
   }
+  
+  
+  public static String extractRawPathWithoutVersion(String selfLinkUri) {
+
+    try {
+
+      String rawPath = new URI(selfLinkUri).getRawPath();
+      
+      Matcher m = AAI_VERSION_PREFIX.matcher(rawPath);
+
+      if (m.matches()) {
+
+        if ( m.groupCount() >= 1) {
+          return m.group(1);
+        }
+          
+      }
+    } catch (Exception e) {
+    }
+    
+    return null;
+    
+  }
 
   /**
    * Checks if is numeric.
@@ -144,7 +174,7 @@ public class NodeUtils {
 
     if (link != null) {
 
-      Pattern pattern = Pattern.compile(TierSupportUiConstants.URI_VERSION_REGEX_PATTERN);
+      Pattern pattern = Pattern.compile(SparkyConstants.URI_VERSION_REGEX_PATTERN);
       Matcher matcher = pattern.matcher(link);
       if (matcher.find()) {
         uri = link.substring(matcher.end());
@@ -266,7 +296,15 @@ public class NodeUtils {
   public static String concatArray(List<String> list) {
     return concatArray(list, " ");
   }
-
+  
+ private static final String TIMESTAMP_FORMAT = "yyyy-MM-dd'T'HH:mm:ss.SSSZ";
+  
+  public static String getCurrentTimeStamp() {
+    SimpleDateFormat dateFormat = new SimpleDateFormat(TIMESTAMP_FORMAT);
+    Timestamp timestamp = new Timestamp(System.currentTimeMillis());
+    return dateFormat.format(timestamp);
+  }
+  
   /**
    * Concat array.
    *
@@ -366,12 +404,12 @@ public class NodeUtils {
     String resourceId = null;
     if ("/".equals(link.substring(linkLength - 1))) {
       // Use-case:
-      // https://<AAI-hostname>:9292/aai/v7/business/customers/customer/1607_20160524Func_Ak1_01/service-subscriptions/service-subscription/uCPE-VMS/
+      // https://ext1.test.onap.com:9292/aai/v7/business/customers/customer/customer-1/service-subscriptions/service-subscription/service-subscription-1/
       startIndex = link.lastIndexOf("/", linkLength - 2);
       resourceId = link.substring(startIndex + 1, linkLength - 1);
     } else {
       // Use-case:
-      // https://<AAI-Hostname>:9292/aai/v7/business/customers/customer/1607_20160524Func_Ak1_01/service-subscriptions/service-subscription/uCPE-VMS
+      // https://ext1.test.onap.com:9292/aai/v7/business/customers/customer/customer-1/service-subscriptions/service-subscription/service-subscription-1
       startIndex = link.lastIndexOf("/");
       resourceId = link.substring(startIndex + 1, linkLength);
     }
@@ -461,6 +499,34 @@ public class NodeUtils {
 
     return ow.writeValueAsString(object);
   }
+  
+  /**
+   * Convert object to json by selectively choosing certain fields thru filters.
+   * Example use case: 
+   * based on request type we might need to send different serialization of the UiViewFilterEntity
+   *
+   * @param object the object
+   * @param pretty the pretty
+   * @return the string
+   * @throws JsonProcessingException the json processing exception
+   */
+  public static String convertObjectToJson(Object object, boolean pretty, FilterProvider filters)
+      throws JsonProcessingException {
+    ObjectWriter ow = null;
+
+    ObjectMapper mapper = new ObjectMapper();
+    mapper.configure(SerializationFeature.FAIL_ON_EMPTY_BEANS, false);
+    
+    if (pretty) {
+      ow = mapper.writer(filters).withDefaultPrettyPrinter();
+
+    } else {
+      ow = mapper.writer(filters);
+    }
+
+    return ow.writeValueAsString(object);
+  }
+  
 
   /**
    * Convert json str to json node.
@@ -649,7 +715,7 @@ public class NodeUtils {
       return timestamp;
     }
   }
-  
   /**
    * Gets the HttpRequest payload.
    *
@@ -658,13 +724,39 @@ public class NodeUtils {
    * @throws IOException Signals that an I/O exception has occurred.
    */
   public static String getBody(HttpServletRequest request) throws IOException {
+    InputStream inputStream = request.getInputStream();
+    return getBodyFromStream(inputStream);
+  }
+  
+  
+
+  /**
+   * Gets the Restlet Request payload.
+   *
+   * @param request the request
+   * @return the body
+   * @throws IOException Signals that an I/O exception has occurred.
+   */
+  public static String getBody(Request request) throws IOException {
+    InputStream inputStream = request.getEntity().getStream();
+    return getBodyFromStream(inputStream);
+  }
+  
+
+  /**
+   * Gets the payload from the input stream of a request.
+   *
+   * @param request the request
+   * @return the body
+   * @throws IOException Signals that an I/O exception has occurred.
+   */
+  public static String getBodyFromStream(InputStream inputStream) throws IOException {
 
     String body = null;
     StringBuilder stringBuilder = new StringBuilder();
     BufferedReader bufferedReader = null;
 
     try {
-      InputStream inputStream = request.getInputStream();
       if (inputStream != null) {
         bufferedReader = new BufferedReader(new InputStreamReader(inputStream));
         char[] charBuffer = new char[128];
@@ -691,6 +783,7 @@ public class NodeUtils {
     return body;
   }
 
+  
   /**
    * The main method.
    *