Example usage for org.apache.cassandra.db.marshal MapType getKeysType

Introduction

In this page you can find the example usage for org.apache.cassandra.db.marshal MapType getKeysType.

Prototype

public AbstractType<K> getKeysType() 

Source Link

Usage

From source file:org.elasticsearch.cassandra.cluster.InternalCassandraClusterService.java

License:Apache License

public void buildTypeMapping(Map<String, Object> mapping, final AbstractType<?> type) throws IOException {
    CQL3Type cql3type = type.asCQL3Type();
    if (type.isCollection()) {
        if (type instanceof ListType) {
            mapping.put(TypeParsers.CQL_COLLECTION, "list");
            buildObjectMapping(mapping, ((ListType<?>) type).getElementsType());
        } else if (type instanceof SetType) {
            mapping.put(TypeParsers.CQL_COLLECTION, "set");
            buildObjectMapping(mapping, ((SetType<?>) type).getElementsType());
        } else if (type instanceof MapType) {
            MapType mtype = (MapType) type;
            if (mtype.getKeysType().asCQL3Type() == CQL3Type.Native.TEXT) {
                mapping.put(TypeParsers.CQL_COLLECTION, "singleton");
                mapping.put(TypeParsers.CQL_STRUCT, "map");
                mapping.put(TypeParsers.CQL_PARTIAL_UPDATE, Boolean.TRUE);
                mapping.put("type", ObjectMapper.NESTED_CONTENT_TYPE);
            } else {
                throw new IOException("Expecting a map<text,?>");
            }//from   w  w w  . j  a  v  a  2s  . c o  m
        }
    } else {
        mapping.put(TypeParsers.CQL_COLLECTION, "singleton");
        buildObjectMapping(mapping, type);
    }
}

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From source file:org.elasticsearch.index.mapper.MapperService.java

License:Apache License

private void buildCollectionMapping(Map<String, Object> mapping, final AbstractType<?> type)
        throws IOException {
    if (type.isCollection()) {
        if (type instanceof ListType) {
            mapping.put(TypeParsers.CQL_COLLECTION, "list");
            buildNativeOrUdtMapping(mapping, ((ListType<?>) type).getElementsType());
        } else if (type instanceof SetType) {
            mapping.put(TypeParsers.CQL_COLLECTION, "set");
            buildNativeOrUdtMapping(mapping, ((SetType<?>) type).getElementsType());
        } else if (type instanceof MapType) {
            MapType<?, ?> mtype = (MapType<?, ?>) type;
            if (mtype.getKeysType().asCQL3Type() == CQL3Type.Native.TEXT) {
                mapping.put(TypeParsers.CQL_COLLECTION, "singleton");
                mapping.put(TypeParsers.CQL_STRUCT, "map");
                mapping.put(TypeParsers.CQL_MANDATORY, Boolean.TRUE);
                mapping.put("type", ObjectMapper.NESTED_CONTENT_TYPE);
            } else {
                throw new IOException("Expecting a map<text,?>");
            }/* w w w .  j  a va  2  s.  com*/
        }
    } else {
        mapping.put(TypeParsers.CQL_COLLECTION, "singleton");
        buildNativeOrUdtMapping(mapping, type);
    }
}

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