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

    DBCollection table = info.getDbObj();
    DBObject row = table.findOne(action.getRowKey());
    BasicDBObject docToRemove = new BasicDBObject();
    docToRemove.put(StandardConverters.convertToString(action.getColumn()), 1);
    if (row != null)
      table.update(row, new BasicDBObject("$unset", docToRemove));
  }


  private void persist(Persist action, MetaLookup ormSession) {
    String colFamily = action.getColFamily().getColumnFamily();
    Info info = lookupOrCreate2(colFamily, ormSession);

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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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            // 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);
        }
        
        processWriteResult(result, exchange);
        Message out = exchange.getOut();

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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);
        }
        
        processWriteResult(result, exchange);
        Message out = exchange.getOut();
        // 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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                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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        // 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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