Package io.deephaven.engine.table.impl

Interface QueryCompilerRequestProcessor

All Known Implementing Classes:

QueryCompilerRequestProcessor.BatchProcessor, QueryCompilerRequestProcessor.ImmediateProcessor

public interface QueryCompilerRequestProcessor

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static class	QueryCompilerRequestProcessor.BatchProcessor	A QueryCompilerRequestProcessor that batches requests and compiles them all at once.
static class	QueryCompilerRequestProcessor.ImmediateProcessor	A QueryCompilerRequestProcessor that immediately compiles requests.

Method Summary

Modifier and Type	Method	Description
static QueryCompilerRequestProcessor.BatchProcessor	batch()
Map<String,Object>	getQueryScopeVariables()
static QueryCompilerRequestProcessor.ImmediateProcessor	immediate()
static CachingSupplier<Map<String,Object>>	newQueryScopeVariableSupplier()
CompletionStageFuture<Class<?>>	submit(@NotNull QueryCompilerRequest request)	Submit a request for compilation.

Method Details

immediate

static QueryCompilerRequestProcessor.ImmediateProcessor immediate()

Returns:

An immediate QueryCompilerRequestProcessor

batch

static QueryCompilerRequestProcessor.BatchProcessor batch()

Returns:

A batch QueryCompilerRequestProcessor

newQueryScopeVariableSupplier

@VisibleForTesting
static CachingSupplier<Map<String,Object>> newQueryScopeVariableSupplier()

Returns:

a CachingSupplier that supplies a snapshot of the current query scope variables

getQueryScopeVariables

Map<String,Object> getQueryScopeVariables()

Returns:

a lazily cached snapshot of the current query scope variables

submit

CompletionStageFuture<Class<?>> submit(@NotNull
 @NotNull QueryCompilerRequest request)

Submit a request for compilation. The QueryCompilerRequestProcessor is not required to immediately compile this request.

Parameters:

request - the request to compile