Package java.lang.invoke

Examples of java.lang.invoke.MethodHandle.type()

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            }

            OperatorInfo operatorInfo = metadata.resolveOperator(OperatorType.NEGATION, types(node.getValue()));

            MethodHandle handle = operatorInfo.getMethodHandle();
            if (handle.type().parameterCount() > 0 && handle.type().parameterType(0) == ConnectorSession.class) {
                handle = handle.bindTo(session);
            }
            try {
                return handle.invokeWithArguments(value);
            }
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            }

            OperatorInfo operatorInfo = metadata.resolveOperator(OperatorType.NEGATION, types(node.getValue()));

            MethodHandle handle = operatorInfo.getMethodHandle();
            if (handle.type().parameterCount() > 0 && handle.type().parameterType(0) == ConnectorSession.class) {
                handle = handle.bindTo(session);
            }
            try {
                return handle.invokeWithArguments(value);
            }
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            }

            FunctionInfo operatorInfo = metadata.resolveOperator(OperatorType.NEGATION, types(node.getValue()));

            MethodHandle handle = operatorInfo.getMethodHandle();
            if (handle.type().parameterCount() > 0 && handle.type().parameterType(0) == ConnectorSession.class) {
                handle = handle.bindTo(session);
            }
            try {
                return handle.invokeWithArguments(value);
            }
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            }

            FunctionInfo operatorInfo = metadata.resolveOperator(OperatorType.NEGATION, types(node.getValue()));

            MethodHandle handle = operatorInfo.getMethodHandle();
            if (handle.type().parameterCount() > 0 && handle.type().parameterType(0) == ConnectorSession.class) {
                handle = handle.bindTo(session);
            }
            try {
                return handle.invokeWithArguments(value);
            }
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            });

            if (Iterables.all(arguments, instanceOf(ConstantExpression.class)) && function.isDeterministic()) {
                MethodHandle method = function.getMethodHandle();

                if (method.type().parameterCount() > 0 && method.type().parameterType(0) == ConnectorSession.class) {
                    method = method.bindTo(session);
                }

                List<Object> constantArguments = new ArrayList<>();
                for (RowExpression argument : arguments) {
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            });

            if (Iterables.all(arguments, instanceOf(ConstantExpression.class)) && function.isDeterministic()) {
                MethodHandle method = function.getMethodHandle();

                if (method.type().parameterCount() > 0 && method.type().parameterType(0) == ConnectorSession.class) {
                    method = method.bindTo(session);
                }

                List<Object> constantArguments = new ArrayList<>();
                for (RowExpression argument : arguments) {
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            // do not optimize non-deterministic functions
            if (optimize && !function.isDeterministic()) {
                return new FunctionCall(node.getName(), node.getWindow().orNull(), node.isDistinct(), toExpressions(argumentValues));
            }
            MethodHandle handle = function.getScalarFunction();
            if (handle.type().parameterCount() > 0 && handle.type().parameterType(0) == Session.class) {
                handle = handle.bindTo(session);
            }
            try {
                return handle.invokeWithArguments(argumentValues);
            }
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      Lookup lookup = MethodHandles.lookup();

      MethodHandle originalHandle = lookup.findVirtual(type, method.getName(), description);

      Binder binder = createBinder(method, parameterTypes.length).cast(originalHandle.type());

      return binder.invokeVirtual(lookup, method.getName());
    } catch (Exception e) {
      throw new RuntimeException(e);
    }
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            )
        );

        final MethodHandle handle = lambda.compileHandle();

        assertEquals(AncestorClass.class, handle.type().returnType());
        assertSame(derivedClass.createType(), Type.of(((AncestorClass)handle.invokeExact()).getClass()));
    }

    static class AncestorClass {}
    static class BaseClass extends AncestorClass {}
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            methodType(Object.class, Object.class)
        );

        return insertArguments(
            get.asType(
                get.type()
                   .changeReturnType(boolean.class)
                   .changeParameterType(
                       1,
                       String.class
                   )
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