package com.atlassian.plugins.rest.common.multipart;
   
   import com.google.common.annotations.VisibleForTesting;
   import com.google.common.base.Suppliers;
   import com.google.common.base.Supplier;
   import javax.ws.rs.WebApplicationException;
   import javax.ws.rs.core.Response;
   
   /**
   * Exception indicating the file size limit was exceeded
   *
   * @since 2.4
   */
  public class FileSizeLimitExceededException extends WebApplicationException {
      private final static int PAYLOAD_TOO_LARGE = 413;
      private final static int NOT_FOUND = Response.Status.NOT_FOUND.getStatusCode();
      public final static String LEGACY_MODE_KEY =
              "atlassian.rest.filesize.exceeded.statuscode.legacy.enabled";
  
      @VisibleForTesting
      @Deprecated
      final static Supplier<Boolean> legacyMode =
              Suppliers.memoize(() -> Boolean.getBoolean(LEGACY_MODE_KEY));
  
      private static int getStatusCode() {
          return legacyMode.get() ? NOT_FOUND : PAYLOAD_TOO_LARGE;
      }
  
      public FileSizeLimitExceededException(String message) {
          super(Response.status(getStatusCode()).entity(message).build());
      }
  }