Example usage for java.lang.reflect WildcardType toString

Introduction

In this page you can find the example usage for java.lang.reflect WildcardType toString.

Prototype

public String toString() 

Source Link

Document

Returns a string representation of the object.

Usage

From source file:net.radai.beanz.util.ReflectionUtil.java

public static String prettyPrint(Type type) {
    if (type instanceof GenericArrayType) {
        GenericArrayType genericArrayType = (GenericArrayType) type;
        return prettyPrint(genericArrayType.getGenericComponentType()) + "[]";
    }/*from  w w  w  . j a  v  a  2 s  .  c om*/
    if (type instanceof WildcardType) {
        WildcardType wildcardType = (WildcardType) type;
        return wildcardType.toString();
    }
    if (type instanceof TypeVariable) {
        TypeVariable<?> typeVariable = (TypeVariable) type;
        return typeVariable.getName();
    }
    if (type instanceof ParameterizedType) {
        ParameterizedType parameterizedType = (ParameterizedType) type;
        StringBuilder sb = new StringBuilder();
        sb.append(prettyPrint(parameterizedType.getRawType()));
        Type[] typeArguments = parameterizedType.getActualTypeArguments();
        if (typeArguments != null && typeArguments.length > 0) {
            sb.append("<");
            for (Type typeArgument : typeArguments) {
                sb.append(prettyPrint(typeArgument)).append(", ");
            }
            sb.delete(sb.length() - 2, sb.length()); // last ", "
            sb.append(">");
        }
        return sb.toString();
    }
    Class<?> clazz = (Class<?>) type;
    if (clazz.isArray()) {
        return prettyPrint(clazz.getComponentType()) + "[]";
    }
    return clazz.getSimpleName();
}

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