Examples of org.apache.cassandra.dht.IPartitioner.preservesOrder()

Class org.apache.cassandra.dht.IPartitioner

Examples of org.apache.cassandra.dht.IPartitioner.preservesOrder()

org.apache.cassandra.dht.IPartitioner.preservesOrder()
@return True if the implementing class preserves key order in the Tokensit generates.

            IPartitioner partitioner = null;
            Range<Token> jobRange = null;
            if (jobKeyRange != null && jobKeyRange.start_token != null)
            {
                partitioner = ConfigHelper.getInputPartitioner(context.getConfiguration());
                assert partitioner.preservesOrder() : "ConfigHelper.setInputKeyRange(..) can only be used with a order preserving paritioner";
                assert jobKeyRange.start_key == null : "only start_token supported";
                assert jobKeyRange.end_key == null : "only end_token supported";
                jobRange = new Range<Token>(partitioner.getTokenFactory().fromString(jobKeyRange.start_token),
                                            partitioner.getTokenFactory().fromString(jobKeyRange.end_token),
                                            partitioner);

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        {
            Token startToken = p.getToken(range.start_key);
            Token endToken = p.getToken(range.end_key);
            if (startToken.compareTo(endToken) > 0 && !endToken.isMinimum(p))
            {
                if (p.preservesOrder())
                    throw new org.apache.cassandra.exceptions.InvalidRequestException("start key must sort before (or equal to) finish key in your partitioner!");
                else
                    throw new org.apache.cassandra.exceptions.InvalidRequestException("start key's token sorts after end key's token.  this is not allowed; you probably should not specify end key at all except with an ordered partitioner");
            }
        }

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        {
            Token startToken = p.getToken(range.start_key);
            Token endToken = p.getToken(range.end_key);
            if (startToken.compareTo(endToken) > 0 && !endToken.isMinimum(p))
            {
                if (p.preservesOrder())
                    throw new InvalidRequestException("start key must sort before (or equal to) finish key in your partitioner!");
                else
                    throw new InvalidRequestException("start key's md5 sorts after end key's md5.  this is not allowed; you probably should not specify end key at all, under RandomPartitioner");
            }
        }

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        {
            Token startToken = p.getToken(range.start_key);
            Token endToken = p.getToken(range.end_key);
            if (startToken.compareTo(endToken) > 0 && !endToken.isMinimum(p))
            {
                if (p.preservesOrder())
                    throw new org.apache.cassandra.exceptions.InvalidRequestException("start key must sort before (or equal to) finish key in your partitioner!");
                else
                    throw new org.apache.cassandra.exceptions.InvalidRequestException("start key's token sorts after end key's token.  this is not allowed; you probably should not specify end key at all except with an ordered partitioner");
            }
        }

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        {
            Token startToken = p.getToken(range.start_key);
            Token endToken = p.getToken(range.end_key);
            if (startToken.compareTo(endToken) > 0 && !endToken.isMinimum(p))
            {
                if (p.preservesOrder())
                    throw new org.apache.cassandra.exceptions.InvalidRequestException("start key must sort before (or equal to) finish key in your partitioner!");
                else
                    throw new org.apache.cassandra.exceptions.InvalidRequestException("start key's token sorts after end key's token.  this is not allowed; you probably should not specify end key at all except with an ordered partitioner");
            }
        }

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            IPartitioner partitioner = null;
            Range jobRange = null;
            if (jobKeyRange != null)
            {
                partitioner = ConfigHelper.getPartitioner(context.getConfiguration());
                assert partitioner.preservesOrder() : "ConfigHelper.setInputKeyRange(..) can only be used with a order preserving paritioner";
                assert jobKeyRange.start_key == null : "only start_token supported";
                assert jobKeyRange.end_key == null : "only end_token supported";
                jobRange = new Range(partitioner.getTokenFactory().fromString(jobKeyRange.start_token),
                                     partitioner.getTokenFactory().fromString(jobKeyRange.end_token),
                                     partitioner);

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        {
            Token startToken = p.getToken(range.start_key);
            Token endToken = p.getToken(range.end_key);
            if (startToken.compareTo(endToken) > 0 && !endToken.isMinimum(p))
            {
                if (p.preservesOrder())
                    throw new org.apache.cassandra.exceptions.InvalidRequestException("start key must sort before (or equal to) finish key in your partitioner!");
                else
                    throw new org.apache.cassandra.exceptions.InvalidRequestException("start key's token sorts after end key's token.  this is not allowed; you probably should not specify end key at all except with an ordered partitioner");
            }
        }

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            IPartitioner partitioner = null;
            Range jobRange = null;
            if (jobKeyRange != null)
            {
                partitioner = ConfigHelper.getPartitioner(context.getConfiguration());
                assert partitioner.preservesOrder() : "ConfigHelper.setInputKeyRange(..) can only be used with a order preserving paritioner";
                assert jobKeyRange.start_key == null : "only start_token supported";
                assert jobKeyRange.end_key == null : "only end_token supported";
                jobRange = new Range(partitioner.getTokenFactory().fromString(jobKeyRange.start_token),
                                     partitioner.getTokenFactory().fromString(jobKeyRange.end_token),
                                     partitioner);

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            IPartitioner partitioner = null;
            Range jobRange = null;
            if (jobKeyRange != null)
            {
                partitioner = ConfigHelper.getPartitioner(context.getConfiguration());
                assert partitioner.preservesOrder() : "ConfigHelper.setInputKeyRange(..) can only be used with a order preserving paritioner";
                assert jobKeyRange.start_key == null : "only start_token supported";
                assert jobKeyRange.end_key == null : "only end_token supported";
                jobRange = new Range(partitioner.getTokenFactory().fromString(jobKeyRange.start_token),
                                     partitioner.getTokenFactory().fromString(jobKeyRange.end_token),
                                     partitioner);

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        {
            Token startToken = p.getToken(range.start_key);
            Token endToken = p.getToken(range.end_key);
            if (startToken.compareTo(endToken) > 0 && !endToken.isMinimum(p))
            {
                if (p.preservesOrder())
                    throw new org.apache.cassandra.exceptions.InvalidRequestException("start key must sort before (or equal to) finish key in your partitioner!");
                else
                    throw new org.apache.cassandra.exceptions.InvalidRequestException("start key's token sorts after end key's token.  this is not allowed; you probably should not specify end key at all except with an ordered partitioner");
            }
        }

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