Package io.trino.sql.gen

Class LambdaBytecodeGenerator

java.lang.Object

io.trino.sql.gen.LambdaBytecodeGenerator

public final class LambdaBytecodeGenerator
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	LambdaBytecodeGenerator.CompiledLambda

Method Summary

Modifier and Type	Method	Description
static Class<? extends Supplier<Object>>	compileLambdaProvider(LambdaDefinitionExpression lambdaExpression, FunctionManager functionManager, Class<?> lambdaInterface)
static io.airlift.bytecode.BytecodeNode	generateLambda(BytecodeGeneratorContext context, List<RowExpression> captureExpressions, LambdaBytecodeGenerator.CompiledLambda compiledLambda, Class<?> lambdaInterface)
static Map<LambdaDefinitionExpression,LambdaBytecodeGenerator.CompiledLambda>	generateMethodsForLambda(io.airlift.bytecode.ClassDefinition containerClassDefinition, CallSiteBinder callSiteBinder, CachedInstanceBinder cachedInstanceBinder, RowExpression expression, FunctionManager functionManager)
static LambdaBytecodeGenerator.CompiledLambda	preGenerateLambdaExpression(LambdaDefinitionExpression lambdaExpression, String methodName, io.airlift.bytecode.ClassDefinition classDefinition, Map<LambdaDefinitionExpression,LambdaBytecodeGenerator.CompiledLambda> compiledLambdaMap, CallSiteBinder callSiteBinder, CachedInstanceBinder cachedInstanceBinder, FunctionManager functionManager)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

generateMethodsForLambda

public static Map<LambdaDefinitionExpression,LambdaBytecodeGenerator.CompiledLambda> generateMethodsForLambda(io.airlift.bytecode.ClassDefinition containerClassDefinition,
 CallSiteBinder callSiteBinder,
 CachedInstanceBinder cachedInstanceBinder,
 RowExpression expression,
 FunctionManager functionManager)

preGenerateLambdaExpression

public static LambdaBytecodeGenerator.CompiledLambda preGenerateLambdaExpression(LambdaDefinitionExpression lambdaExpression,
 String methodName,
 io.airlift.bytecode.ClassDefinition classDefinition,
 Map<LambdaDefinitionExpression,LambdaBytecodeGenerator.CompiledLambda> compiledLambdaMap,
 CallSiteBinder callSiteBinder,
 CachedInstanceBinder cachedInstanceBinder,
 FunctionManager functionManager)

Returns:

a MethodHandle field that represents the lambda expression

generateLambda

public static io.airlift.bytecode.BytecodeNode generateLambda(BytecodeGeneratorContext context,
 List<RowExpression> captureExpressions,
 LambdaBytecodeGenerator.CompiledLambda compiledLambda,
 Class<?> lambdaInterface)

compileLambdaProvider

public static Class<? extends Supplier<Object>> compileLambdaProvider(LambdaDefinitionExpression lambdaExpression,
 FunctionManager functionManager,
 Class<?> lambdaInterface)