Examples of org.infinispan.transaction.WriteSkewException

org.infinispan.transaction.WriteSkewException
Thrown when a write skew is detected @author Manik Surtani @since 5.1

                        ? versionGenerator.generateNew()
                        : versionGenerator.increment((IncrementableEntryVersion) entry.getMetadata().version());
                  uv.put(k, newVersion);
               } else {
                  // Write skew check detected!
                  throw new WriteSkewException("Write skew detected on key " + k + " for transaction " +
                                                     context.getTransaction(), k);
               }
            }
         }
      }

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                                               prepareCommand.getVersionsSeen().get(k), versionGenerator, timeService)) {
                  //in total order, it does not care about the version returned. It just need the keys validated
                  uv.put(k, null);
               } else {
                  // Write skew check detected!
                  throw new WriteSkewException("Write skew detected on key " + k + " for transaction " +
                                                     context.getTransaction(), k);
               }
            }
         }
      }

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      }
      // Note that this identity-check is intentional.  We don't *want* to call actualValue.equals() since that defeats the purpose.
      // the implicit "versioning" we have in R_R creates a new wrapper "value" instance for every update.
      if (actualValue != null && actualValue != valueToCompare) {
         log.unableToCopyEntryForUpdate(getKey());
         throw new WriteSkewException("Detected write skew.", key);
      }


      if (valueToCompare != null && ice == null && !isCreated()) {
         // We still have a write-skew here.  When this wrapper was created there was an entry in the data container
         // (hence isCreated() == false) but 'ice' is now null.
         log.unableToCopyEntryForUpdate(getKey());
         throw new WriteSkewException("Detected write skew - concurrent removal of entry!", key);
      }
   }

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      Object valueToCompare = alreadyCopied ? oldValue : value;
      // Note that this identity-check is intentional.  We don't *want* to call actualValue.equals() since that defeats the purpose.
      // the implicit "versioning" we have in R_R creates a new wrapper "value" instance for every update.
      if (actualValue != null && actualValue != valueToCompare) {
         log.unableToCopyEntryForUpdate(getKey());
         throw new WriteSkewException("Detected write skew.");
      }


      if (ice == null && !isCreated()) {
         // We still have a write-skew here.  When this wrapper was created there was an entry in the data container
         // (hence isCreated() == false) but 'ice' is now null.
         log.unableToCopyEntryForUpdate(getKey());
         throw new WriteSkewException("Detected write skew - concurrent removal of entry!");
      }
   }

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      Object valueToCompare = alreadyCopied ? oldValue : value;
      // Note that this identity-check is intentional.  We don't *want* to call actualValue.equals() since that defeats the purpose.
      // the implicit "versioning" we have in R_R creates a new wrapper "value" instance for every update.
      if (actualValue != null && actualValue != valueToCompare) {
         log.unableToCopyEntryForUpdate(getKey());
         throw new WriteSkewException("Detected write skew.");
      }


      if (ice == null && !isCreated()) {
         // We still have a write-skew here.  When this wrapper was created there was an entry in the data container
         // (hence isCreated() == false) but 'ice' is now null.
         log.unableToCopyEntryForUpdate(getKey());
         throw new WriteSkewException("Detected write skew - concurrent removal of entry!");
      }
   }

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      Object valueToCompare = alreadyCopied ? oldValue : value;
      // Note that this identity-check is intentional.  We don't *want* to call actualValue.equals() since that defeats the purpose.
      // the implicit "versioning" we have in R_R creates a new wrapper "value" instance for every update.
      if (actualValue != null && actualValue != valueToCompare) {
         log.unableToCopyEntryForUpdate(getKey());
         throw new WriteSkewException("Detected write skew.");
      }


      if (ice == null && !isCreated()) {
         // We still have a write-skew here.  When this wrapper was created there was an entry in the data container
         // (hence isCreated() == false) but 'ice' is now null.
         log.unableToCopyEntryForUpdate(getKey());
         throw new WriteSkewException("Detected write skew - concurrent removal of entry!");
      }
   }

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      Object valueToCompare = alreadyCopied ? oldValue : value;
      // Note that this identity-check is intentional.  We don't *want* to call actualValue.equals() since that defeats the purpose.
      // the implicit "versioning" we have in R_R creates a new wrapper "value" instance for every update.
      if (actualValue != null && actualValue != valueToCompare) {
         log.unableToCopyEntryForUpdate(getKey());
         throw new WriteSkewException("Detected write skew.");
      }


      if (ice == null && !isCreated()) {
         // We still have a write-skew here.  When this wrapper was created there was an entry in the data container
         // (hence isCreated() == false) but 'ice' is now null.
         log.unableToCopyEntryForUpdate(getKey());
         throw new WriteSkewException("Detected write skew - concurrent removal of entry!");
      }
   }

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      Object valueToCompare = alreadyCopied ? oldValue : value;
      // Note that this identity-check is intentional.  We don't *want* to call actualValue.equals() since that defeats the purpose.
      // the implicit "versioning" we have in R_R creates a new wrapper "value" instance for every update.
      if (actualValue != null && actualValue != valueToCompare) {
         log.unableToCopyEntryForUpdate(getKey());
         throw new WriteSkewException("Detected write skew.");
      }


      if (ice == null && !isCreated()) {
         // We still have a write-skew here.  When this wrapper was created there was an entry in the data container
         // (hence isCreated() == false) but 'ice' is now null.
         log.unableToCopyEntryForUpdate(getKey());
         throw new WriteSkewException("Detected write skew - concurrent removal of entry!");
      }
   }

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                        ? versionGenerator.generateNew()
                        : versionGenerator.increment((IncrementableEntryVersion) entry.getMetadata().version());
                  uv.put(k, newVersion);
               } else {
                  // Write skew check detected!
                  throw new WriteSkewException("Write skew detected on key " + k + " for transaction " + context.getTransaction(), k);
               }
            }
         }
      }
      return uv;

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               if (entry.performWriteSkewCheck(dataContainer, context, prepareCommand.getVersionsSeen().get(k), versionGenerator)) {
                  //in total order, it does not care about the version returned. It just need the keys validated
                  uv.put(k, null);
               } else {
                  // Write skew check detected!
                  throw new WriteSkewException("Write skew detected on key " + k + " for transaction " + context.getTransaction(), k);
               }
            }
         }
      }
      return uv;

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Related Classes of org.infinispan.transaction.WriteSkewException

org.infinispan.container.entries.RepeatableReadEntry

org.infinispan.transaction.impl.WriteSkewHelper

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