Example usage for org.springframework.core ResolvableType NONE

Introduction

In this page you can find the example usage for org.springframework.core ResolvableType NONE.

Prototype

ResolvableType NONE

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Document

ResolvableType returned when no value is available.

Usage

From source file:tv.arte.resteventapi.core.querying.convertion.QueryOpParamGenericConverter.java

/**
 * {@inheritDoc}//from  w w w .ja va  2 s  . c  o  m
 */
@SuppressWarnings({ "unchecked", "rawtypes" })
public Object convert(Object source, TypeDescriptor sourceType, TypeDescriptor targetType) {

    Object result = null;

    if (sourceType.getResolvableType().resolve().equals(String.class)
            && targetType.getResolvableType().resolve().equals(QueryOpParamValue.class)) {
        QueryOpParamValue queryOpParamValue = new QueryOpParamValue();

        ResolvableType genericResolvableType = targetType.getResolvableType().getGeneric(0);
        TypeDescriptor finalTargerTypeDescriptor = null;

        if (ResolvableType.NONE.equals(genericResolvableType)) {
            finalTargerTypeDescriptor = TypeDescriptor.valueOf(String.class);
        } else {
            finalTargerTypeDescriptor = new RestEventApiTypeDescriptor(genericResolvableType, null,
                    genericResolvableType.resolve().getAnnotations());
        }

        int queryOpSeparatorPosition = this.queryOpValueSeparatorPosition((String) source);
        QueryOp queryOp = this.extractQueryOp((String) source);
        String valuePart = this.extractValueString(queryOpSeparatorPosition, queryOp, (String) source);

        queryOpParamValue.setQueryOp(queryOp);
        queryOpParamValue.setValue(conversionService.convert(valuePart, sourceType, finalTargerTypeDescriptor));

        result = queryOpParamValue;
    } else if (sourceType.getResolvableType().resolve().equals(QueryOpParamValue.class)
            && targetType.getResolvableType().resolve().equals(String.class)) {
        QueryOpParamValue valToVonvert = (QueryOpParamValue) source;

        if (valToVonvert.getValue() != null) {
            String valueStr = conversionService.convert(valToVonvert.getValue(), String.class);
            if (StringUtils.isNotBlank(valueStr)) {
                result = this.assembleQueryOpValue(valToVonvert.getQueryOp(), valueStr);
            }
        }
    } else {
        throw new RestEventApiRuntimeException("Uncompatible conversion");
    }

    return result;
}

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From source file:org.springframework.messaging.handler.invocation.reactive.AbstractEncoderMethodReturnValueHandler.java

private ResolvableType getElementType(ReactiveAdapter adapter, ResolvableType type) {
    if (adapter.isNoValue()) {
        return VOID_RESOLVABLE_TYPE;
    } else if (type != ResolvableType.NONE) {
        return type;
    } else {//from  w w  w  . j  a v  a 2s. com
        return OBJECT_RESOLVABLE_TYPE;
    }
}

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