Examples with MappingField com.datastax.oss.dsbulk.mapping.MappingField used on opensource projects

Example 6 with MappingField

use of com.datastax.oss.dsbulk.mapping.MappingField in project dsbulk by datastax.

the class SchemaSettings method inferFieldsToVariablesMap.

private ImmutableMultimap<MappingField, CQLFragment> inferFieldsToVariablesMap(Collection<CQLFragment> columns) {
    // use a builder to preserve iteration order
    ImmutableMultimap.Builder<MappingField, CQLFragment> fieldsToVariables = ImmutableMultimap.builder();
    List<CQLFragment> excludedVariables = new ArrayList<>(mapping.getExcludedVariables());
    if (!isCounterTable() && schemaGenerationStrategy.isMapping()) {
        for (CQLWord variable : mapping.getExcludedVariables()) {
            if (preserveTimestamp) {
                excludedVariables.add(new FunctionCall(null, WRITETIME, variable));
            }
            if (preserveTtl) {
                excludedVariables.add(new FunctionCall(null, TTL, variable));
            }
        }
    }
    int i = 0;
    for (CQLFragment colName : columns) {
        if (!excludedVariables.contains(colName)) {
            if (mappingPreference == INDEXED_ONLY) {
                fieldsToVariables.put(new IndexedMappingField(i), colName);
            } else {
                fieldsToVariables.put(new MappedMappingField(colName.render(INTERNAL)), colName);
            }
        }
        i++;
    }
    return fieldsToVariables.build();
}