Example usage for org.springframework.web.method.support InvocableHandlerMethod getReturnType

Introduction

In this page you can find the example usage for org.springframework.web.method.support InvocableHandlerMethod getReturnType.

Prototype

public MethodParameter getReturnType() 

Source Link

Document

Return the HandlerMethod return type.

Usage

From source file:org.springframework.web.method.annotation.ModelFactory.java

/**
 * Invoke model attribute methods to populate the model.
 * Attributes are added only if not already present in the model.
 */// ww w . ja  va  2  s . c  o m
private void invokeModelAttributeMethods(NativeWebRequest request, ModelAndViewContainer container)
        throws Exception {

    while (!this.modelMethods.isEmpty()) {
        InvocableHandlerMethod modelMethod = getNextModelMethod(container).getHandlerMethod();
        ModelAttribute ann = modelMethod.getMethodAnnotation(ModelAttribute.class);
        Assert.state(ann != null, "No ModelAttribute annotation");
        if (container.containsAttribute(ann.name())) {
            if (!ann.binding()) {
                container.setBindingDisabled(ann.name());
            }
            continue;
        }

        Object returnValue = modelMethod.invokeForRequest(request, container);
        if (!modelMethod.isVoid()) {
            String returnValueName = getNameForReturnValue(returnValue, modelMethod.getReturnType());
            if (!ann.binding()) {
                container.setBindingDisabled(returnValueName);
            }
            if (!container.containsAttribute(returnValueName)) {
                container.addAttribute(returnValueName, returnValue);
            }
        }
    }
}

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