Task #3637 - Added node generation for pushTo/pullTo operations in case

it doesn't exist

src/main/java/it/inaf/oats/vospace/exception/ContainerNotFoundException.java

 package it.inaf.oats.vospace.exception;
 
+import net.ivoa.xml.uws.v1.ErrorSummaryFactory;
 import org.springframework.http.HttpStatus;
 import org.springframework.web.bind.annotation.ResponseStatus;
 
 @ResponseStatus(value = HttpStatus.NOT_FOUND)
-public class ContainerNotFoundException extends VoSpaceException {
+public class ContainerNotFoundException extends VoSpaceErrorSummarizableException {
 
     public ContainerNotFoundException(String path) {
-        super("Container Not Found at path: " + path);
+        super("Container Not Found at path: " + path, 
+                ErrorSummaryFactory.VOSpaceFault.NODE_NOT_FOUND);
     }
 }

src/main/java/it/inaf/oats/vospace/exception/LinkFoundException.java

 package it.inaf.oats.vospace.exception;
 
+import net.ivoa.xml.uws.v1.ErrorSummaryFactory;
 import org.springframework.http.HttpStatus;
 import org.springframework.web.bind.annotation.ResponseStatus;
 
 @ResponseStatus(value = HttpStatus.BAD_REQUEST)
-public class LinkFoundException extends VoSpaceException {
+public class LinkFoundException extends VoSpaceErrorSummarizableException {
 
     public LinkFoundException(String path) {
-        super("Link Found at path: " + path);
+        super("Link Found at path: " + path, 
+                ErrorSummaryFactory.VOSpaceFault.INVALID_URI);
     }
 }