private Map createMapping()

in core/src/main/java/org/apache/calcite/avatica/remote/MockProtobufService.java [45:107]
46 lines of code
1 McCabe index (conditional complexity)

  private Map<Request, Response> createMapping() {
    HashMap<Request, Response> mappings = new HashMap<>();

    // Add in mappings

    mappings.put(
        new OpenConnectionRequest(connectionId, new HashMap<String, String>()),
        new OpenConnectionResponse());

    // Get the schema, no.. schema..?
    mappings.put(
        new SchemasRequest(connectionId, null, null),
        // ownStatement=false just to avoid the extra close statement call.
        new ResultSetResponse(null, 1, false, null, Meta.Frame.EMPTY, -1, null));

    // Get the tables, no tables exist
    mappings.put(new TablesRequest(connectionId, null, null, null, Collections.<String>emptyList()),
        // ownStatement=false just to avoid the extra close statement call.
        new ResultSetResponse(null, 150, false, null, Meta.Frame.EMPTY, -1, null));

    // Create a statement, get back an id
    mappings.put(new CreateStatementRequest("0"), new CreateStatementResponse("0", 1, null));

    // Prepare and execute a query. Values and schema are returned
    mappings.put(
        new PrepareAndExecuteRequest(connectionId, 1,
            "select * from (\\n values (1, 'a'), (null, 'b'), (3, 'c')) as t (c1, c2)", -1),
        new ResultSetResponse("0", 1, true,
            Meta.Signature.create(
                Arrays.<ColumnMetaData>asList(
                    MetaImpl.columnMetaData("C1", 0, Integer.class, true),
                    MetaImpl.columnMetaData("C2", 1, String.class, true)),
                null, null, Meta.CursorFactory.ARRAY, Meta.StatementType.SELECT),
            Meta.Frame.create(0, true,
                Arrays.<Object>asList(new Object[] {1, "a"},
                    new Object[] {null, "b"}, new Object[] {3, "c"})), -1, null));

    // Prepare a query. Schema for results are returned, but no values
    mappings.put(
        new PrepareRequest(connectionId,
            "select * from (\\n values(1, 'a'), (null, 'b'), (3, 'c')), as t (c1, c2)", -1),
        new ResultSetResponse("0", 1, true,
            Meta.Signature.create(
                Arrays.<ColumnMetaData>asList(
                    MetaImpl.columnMetaData("C1", 0, Integer.class, true),
                    MetaImpl.columnMetaData("C2", 1, String.class, true)),
                null, Collections.<AvaticaParameter>emptyList(),
                Meta.CursorFactory.ARRAY, Meta.StatementType.SELECT),
            null, -1, null));

    mappings.put(
        new ColumnsRequest(connectionId, null, null, "my_table", null),
        new ResultSetResponse("00000000-0000-0000-0000-000000000000", -1, true,
            Meta.Signature.create(
                Arrays.<ColumnMetaData>asList(
                    MetaImpl.columnMetaData("TABLE_NAME", 0, String.class, true),
                    MetaImpl.columnMetaData("ORDINAL_POSITION", 1, Long.class, true)), null,
                Collections.<AvaticaParameter>emptyList(), Meta.CursorFactory.ARRAY, null),
            Meta.Frame.create(0, true,
                Arrays.<Object>asList(new Object[] {new Object[]{"my_table", 10}})), -1, null));

    return Collections.unmodifiableMap(mappings);
  }