Examples of com.mongodb.DBCollection.update()

com.mongodb.DBCollection.update()
rg/display/DOCS/Atomic+Operations">http://www.mongodb.org/display/DOCS/Atomic+Operations @param concern the write concern @return @throws MongoException @dochub update

                for (String key : keys) {
                    cachedDocs.put(key, nodesCache.getIfPresent(key));
                }
            }
            try {
                WriteResult writeResult = dbCollection.update(query.get(), update, false, true, WriteConcern.SAFE);
                if (writeResult.getError() != null) {
                    throw new MicroKernelException("Update failed: " + writeResult.getError());
                }
                // update cache
                for (Entry<String, NodeDocument> entry : cachedDocs.entrySet()) {

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        // full-signature method update(DBObject, DBObject, boolean, boolean). However, the default behaviour may change in the future, 
        // so it's safer to be explicit at this level for full determinism
        if (multi == null && upsert == null) {
            // for update with no multi nor upsert but with specific WriteConcern there is no update signature without multi and upsert args,
            // so assume defaults
            result = wc == null ? dbCol.update(updateCriteria, objNew) : dbCol.update(updateCriteria, objNew, false, false, wc);
        } else {
            // we calculate the final boolean values so that if any of these
            // parameters is null, it is resolved to false
            result = wc == null ? dbCol.update(updateCriteria, objNew, calculateBooleanValue(upsert), calculateBooleanValue(multi)) : dbCol
                .update(updateCriteria, objNew, calculateBooleanValue(upsert), calculateBooleanValue(multi), wc);

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        // full-signature method update(DBObject, DBObject, boolean, boolean). However, the default behaviour may change in the future, 
        // so it's safer to be explicit at this level for full determinism
        if (multi == null && upsert == null) {
            // for update with no multi nor upsert but with specific WriteConcern there is no update signature without multi and upsert args,
            // so assume defaults
            result = wc == null ? dbCol.update(updateCriteria, objNew) : dbCol.update(updateCriteria, objNew, false, false, wc);
        } else {
            // we calculate the final boolean values so that if any of these
            // parameters is null, it is resolved to false
            result = wc == null ? dbCol.update(updateCriteria, objNew, calculateBooleanValue(upsert), calculateBooleanValue(multi)) : dbCol
                .update(updateCriteria, objNew, calculateBooleanValue(upsert), calculateBooleanValue(multi), wc);

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            // so assume defaults
            result = wc == null ? dbCol.update(updateCriteria, objNew) : dbCol.update(updateCriteria, objNew, false, false, wc);
        } else {
            // we calculate the final boolean values so that if any of these
            // parameters is null, it is resolved to false
            result = wc == null ? dbCol.update(updateCriteria, objNew, calculateBooleanValue(upsert), calculateBooleanValue(multi)) : dbCol
                .update(updateCriteria, objNew, calculateBooleanValue(upsert), calculateBooleanValue(multi), wc);
        }


        Message resultMessage = prepareResponseMessage(exchange, MongoDbOperation.update);
        // we always return the WriteResult, because whether the getLastError was called or not, the user will have the means to call it or

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            // so assume defaults
            result = wc == null ? dbCol.update(updateCriteria, objNew) : dbCol.update(updateCriteria, objNew, false, false, wc);
        } else {
            // we calculate the final boolean values so that if any of these
            // parameters is null, it is resolved to false
            result = wc == null ? dbCol.update(updateCriteria, objNew, calculateBooleanValue(upsert), calculateBooleanValue(multi)) : dbCol
                .update(updateCriteria, objNew, calculateBooleanValue(upsert), calculateBooleanValue(multi), wc);
        }


        Message resultMessage = prepareResponseMessage(exchange, MongoDbOperation.update);
        // we always return the WriteResult, because whether the getLastError was called or not, the user will have the means to call it or

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        update = removeAssociationRowKey( assocSnapshot, rowKey, associationField );
        break;
      }


      if ( update != null ) {
        collection.update( query, update, true, false );
      }
    }
  }


  @Override

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        try {
            DBCollection collection = this.connection.getDB().getCollection(collectionName);
            DBObject object = buildDBObject(record);
            DBObject translation = buildDBObject(translationRecord);
            if (operation == MongoOperation.UPDATE) {
                WriteResult result = collection.update(translation, object, mongoSpec.isUpsert(), mongoSpec.isMulti());
                return result.getN() > 0;
            } else {
                throw new ResourceException("Invalid operation: " + operation);                
            }
        } catch (Exception exception) {

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    List<?> rows = getAssociationRows( association, key );


    DBObject update = new BasicDBObject( "$set", new BasicDBObject( associationField, rows ) );


    collection.update( query, update, true, false, writeConcern );
  }


  @Override
  public void removeAssociation(AssociationKey key, AssociationContext associationContext) {
    AssociationStorageStrategy storageStrategy = getAssociationStorageStrategy( key, associationContext );

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                for (String key : keys) {
                    cachedDocs.put(key, nodesCache.getIfPresent(new StringValue(key)));
                }
            }
            try {
                WriteResult writeResult = dbCollection.update(query.get(), update, false, true, WriteConcern.SAFE);
                if (writeResult.getError() != null) {
                    throw new MicroKernelException("Update failed: " + writeResult.getError());
                }
                // update cache
                for (Entry<String, NodeDocument> entry : cachedDocs.entrySet()) {

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                for (String key : keys) {
                    cachedDocs.put(key, nodesCache.getIfPresent(new StringValue(key)));
                }
            }
            try {
                WriteResult writeResult = dbCollection.update(query.get(), update, false, true, WriteConcern.SAFE);
                if (writeResult.getError() != null) {
                    throw new MicroKernelException("Update failed: " + writeResult.getError());
                }
                // update cache
                for (Entry<String, NodeDocument> entry : cachedDocs.entrySet()) {

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