Examples with ColumnJsonWriter org.activityinfo.store.query.output.ColumnJsonWriter used on opensource projects

Example 1 with ColumnJsonWriter

use of org.activityinfo.store.query.output.ColumnJsonWriter in project activityinfo by bedatadriven.

the class FormResource method queryColumns.

@GET
@NoCache
@Path("query/columns")
@Produces(MediaType.APPLICATION_JSON)
public Response queryColumns(@Context UriInfo uriInfo) {
    final ColumnSet columnSet = query(uriInfo);
    final StreamingOutput output = outputStream -> {
        ColumnJsonWriter columnSetWriter = new ColumnJsonWriter(outputStream, Charsets.UTF_8);
        columnSetWriter.write(columnSet);
        columnSetWriter.flush();
    };
    return Response.ok(output).type(JSON_CONTENT_TYPE).build();
}

Example 2 with ColumnJsonWriter

use of org.activityinfo.store.query.output.ColumnJsonWriter in project activityinfo by bedatadriven.

the class QueryResource method queryColumns.

@POST
@Path("columns")
@Consumes(MediaType.APPLICATION_JSON)
@Produces(MediaType.APPLICATION_JSON)
@Operation(summary = "Executes a query over a set of forms in columnar format")
public Response queryColumns(QueryModel model) {
    ColumnSetBuilder builder = backend.newQueryBuilder();
    final ColumnSet columnSet = builder.build(model);
    final StreamingOutput output = outputStream -> {
        ColumnJsonWriter columnSetWriter = new ColumnJsonWriter(outputStream, Charsets.UTF_8);
        columnSetWriter.write(columnSet);
        columnSetWriter.flush();
    };
    return Response.ok(output).type(MediaType.APPLICATION_JSON_TYPE).build();
}