private static CompiledLambda defineLambdaMethod( RowExpressionCompiler innerExpressionCompiler, ClassDefinition classDefinition, String methodName, List<Parameter> inputParameters, LambdaDefinitionExpression lambda) { checkCondition(inputParameters.size() <= 254, NOT_SUPPORTED, "Too many arguments for lambda expression"); Class<?> returnType = Primitives.wrap(lambda.getBody().getType().getJavaType()); MethodDefinition method = classDefinition.declareMethod(a(PUBLIC), methodName, type(returnType), inputParameters); Scope scope = method.getScope(); Variable wasNull = scope.declareVariable(boolean.class, "wasNull"); BytecodeNode compiledBody = innerExpressionCompiler.compile(lambda.getBody(), scope, Optional.empty()); method.getBody() .putVariable(wasNull, false) .append(compiledBody) .append(boxPrimitiveIfNecessary(scope, returnType)) .ret(returnType); Handle lambdaAsmHandle = new Handle( Opcodes.H_INVOKEVIRTUAL, method.getThis().getType().getClassName(), method.getName(), method.getMethodDescriptor(), false); return new CompiledLambda( lambdaAsmHandle, method.getReturnType(), method.getParameterTypes()); }
public final BytecodeExpression invoke(MethodDefinition method, Iterable<? extends BytecodeExpression> parameters) { List<BytecodeExpression> params = ImmutableList.copyOf(parameters); checkArgument(method.getParameters().size() == params.size(), "Expected %s params found %s", method.getParameters().size(), params.size()); return invoke(method.getName(), method.getReturnType(), method.getParameterTypes(), parameters); }
public static BytecodeExpression invokeStatic(MethodDefinition method, BytecodeExpression... parameters) { return invokeStatic( method.getDeclaringClass().getType(), method.getName(), method.getReturnType(), method.getParameterTypes(), ImmutableList.copyOf(parameters)); }
private static InstructionNode invoke(OpCode invocationType, MethodDefinition method) { return new InvokeInstruction(invocationType, method.getDeclaringClass().getType(), method.getName(), method.getReturnType(), method.getParameterTypes()); }
private static CompiledLambda defineLambdaMethod( RowExpressionCompiler innerExpressionCompiler, ClassDefinition classDefinition, String methodName, List<Parameter> inputParameters, LambdaDefinitionExpression lambda) { checkCondition(inputParameters.size() <= 254, NOT_SUPPORTED, "Too many arguments for lambda expression"); Class<?> returnType = Primitives.wrap(lambda.getBody().getType().getJavaType()); MethodDefinition method = classDefinition.declareMethod(a(PUBLIC), methodName, type(returnType), inputParameters); Scope scope = method.getScope(); Variable wasNull = scope.declareVariable(boolean.class, "wasNull"); BytecodeNode compiledBody = innerExpressionCompiler.compile(lambda.getBody(), scope); method.getBody() .putVariable(wasNull, false) .append(compiledBody) .append(boxPrimitiveIfNecessary(scope, returnType)) .ret(returnType); Handle lambdaAsmHandle = new Handle( Opcodes.H_INVOKEVIRTUAL, method.getThis().getType().getClassName(), method.getName(), method.getMethodDescriptor(), false); return new CompiledLambda( lambdaAsmHandle, method.getReturnType(), method.getParameterTypes()); }
private static CompiledLambda defineLambdaMethod( RowExpressionCompiler innerExpressionCompiler, ClassDefinition classDefinition, String methodName, List<Parameter> inputParameters, LambdaDefinitionExpression lambda) { checkCondition(inputParameters.size() <= 254, NOT_SUPPORTED, "Too many arguments for lambda expression"); Class<?> returnType = Primitives.wrap(lambda.getBody().getType().getJavaType()); MethodDefinition method = classDefinition.declareMethod(a(PUBLIC), methodName, type(returnType), inputParameters); Scope scope = method.getScope(); Variable wasNull = scope.declareVariable(boolean.class, "wasNull"); BytecodeNode compiledBody = innerExpressionCompiler.compile(lambda.getBody(), scope); method.getBody() .putVariable(wasNull, false) .append(compiledBody) .append(boxPrimitiveIfNecessary(scope, returnType)) .ret(returnType); Handle lambdaAsmHandle = new Handle( Opcodes.H_INVOKEVIRTUAL, method.getThis().getType().getClassName(), method.getName(), method.getMethodDescriptor(), false); return new CompiledLambda( lambdaAsmHandle, method.getReturnType(), method.getParameterTypes()); }