Example usage for org.springframework.beans BeanWrapperImpl getCachedIntrospectionResults

Introduction

In this page you can find the example usage for org.springframework.beans BeanWrapperImpl getCachedIntrospectionResults.

Prototype

private CachedIntrospectionResults getCachedIntrospectionResults() 

Source Link

Document

Obtain a lazily initialized CachedIntrospectionResults instance for the wrapped object.

Usage

From source file:org.springframework.beans.BeanWrapperImpl.java

/**
 * Internal version of {@link #getPropertyDescriptor}:
 * Returns {@code null} if not found rather than throwing an exception.
 * @param propertyName the property to obtain the descriptor for
 * @return the property descriptor for the specified property,
 * or {@code null} if not found//from w w  w  . ja v  a 2  s.c  om
 * @throws BeansException in case of introspection failure
 */
protected PropertyDescriptor getPropertyDescriptorInternal(String propertyName) throws BeansException {
    Assert.notNull(propertyName, "Property name must not be null");
    BeanWrapperImpl nestedBw = getBeanWrapperForPropertyPath(propertyName);
    return nestedBw.getCachedIntrospectionResults().getPropertyDescriptor(getFinalPath(nestedBw, propertyName));
}

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From source file:org.springframework.beans.BeanWrapperImpl.java

@Override
public TypeDescriptor getPropertyTypeDescriptor(String propertyName) throws BeansException {
    try {/*  w w w.j  ava 2 s. c o m*/
        BeanWrapperImpl nestedBw = getBeanWrapperForPropertyPath(propertyName);
        String finalPath = getFinalPath(nestedBw, propertyName);
        PropertyTokenHolder tokens = getPropertyNameTokens(finalPath);
        PropertyDescriptor pd = nestedBw.getCachedIntrospectionResults()
                .getPropertyDescriptor(tokens.actualName);
        if (pd != null) {
            if (tokens.keys != null) {
                if (pd.getReadMethod() != null || pd.getWriteMethod() != null) {
                    return TypeDescriptor.nested(property(pd), tokens.keys.length);
                }
            } else {
                if (pd.getReadMethod() != null || pd.getWriteMethod() != null) {
                    return new TypeDescriptor(property(pd));
                }
            }
        }
    } catch (InvalidPropertyException ex) {
        // Consider as not determinable.
    }
    return null;
}

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