content: /**
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements.  See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You 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.
   */
  package org.apache.activemq.util;
  
  import static javax.transaction.xa.XAResource.TMENDRSCAN;
  import static javax.transaction.xa.XAResource.TMFAIL;
  import static javax.transaction.xa.XAResource.TMJOIN;
  import static javax.transaction.xa.XAResource.TMNOFLAGS;
  import static javax.transaction.xa.XAResource.TMONEPHASE;
  import static javax.transaction.xa.XAResource.TMRESUME;
  import static javax.transaction.xa.XAResource.TMSTARTRSCAN;
  import static javax.transaction.xa.XAResource.TMSUCCESS;
  import static javax.transaction.xa.XAResource.TMSUSPEND;
  
  public class XASupport {
  
      public static String toString(int flags) {
          if (flags == TMNOFLAGS) {
              return "TMNOFLAGS";
          }
  
          StringBuilder result = new StringBuilder();
          if (hasFlag(flags, TMENDRSCAN)) {
              add(result, "TMENDRSCAN");
          }
          if (hasFlag(flags, TMFAIL)) {
              add(result, "TMFAIL");
          }
          if (hasFlag(flags, TMJOIN)) {
              add(result, "TMJOIN");
          }
          if (hasFlag(flags, TMONEPHASE)) {
              add(result, "TMONEPHASE");
          }
          if (hasFlag(flags, TMRESUME)) {
              add(result, "TMRESUME");
          }
          if (hasFlag(flags, TMSTARTRSCAN)) {
              add(result, "TMSTARTRSCAN");
          }
          if (hasFlag(flags, TMSUCCESS)) {
              add(result, "TMSUCCESS");
          }
          if (hasFlag(flags, TMSUSPEND)) {
              add(result, "TMSUSPEND");
          }
  
          int nonStandardFlags = flags
                  & ~TMENDRSCAN
                  & ~TMFAIL
                  & ~TMJOIN
                  & ~TMONEPHASE
                  & ~TMRESUME
                  & ~TMSTARTRSCAN
                  & ~TMSUCCESS
                  & ~TMSUSPEND;
  
          if (nonStandardFlags != 0) {
              add(result, String.format("0x%08x", nonStandardFlags));
          }
  
          return result.toString();
      }
  
      private static boolean hasFlag(int flags, int flag) {
          return (flags & flag) == flag;
      }
  
      private static void add(StringBuilder result, String string) {
          if (result.length() > 0) {
              result.append(" | ");
          }
          result.append(string);
      }
  }
  