Example usage for com.fasterxml.jackson.databind JsonMappingException wrapWithPath

Introduction

In this page you can find the example usage for com.fasterxml.jackson.databind JsonMappingException wrapWithPath.

Prototype

public static JsonMappingException wrapWithPath(Throwable paramThrowable, Object paramObject,
            String paramString) 

Source Link

Usage

From source file:com.addthis.codec.jackson.CodecBeanDeserializer.java

private void handleDefaultsAndRequiredAndNull(DeserializationContext ctxt, ObjectNode fieldValues)
        throws JsonMappingException {
    Iterator<SettableBeanProperty> propertyIterator = getDelegatee().properties();
    while (propertyIterator.hasNext()) {
        SettableBeanProperty prop = propertyIterator.next();
        String propertyName = prop.getName();
        JsonNode fieldValue = fieldValues.path(propertyName);
        if (fieldValue.isMissingNode() || fieldValue.isNull()) {
            if (fieldDefaults.hasNonNull(propertyName)) {
                fieldValue = fieldDefaults.get(propertyName).deepCopy();
                fieldValues.set(propertyName, fieldValue);
            } else if (prop.isRequired()) {
                throw MissingPropertyException.from(ctxt.getParser(), prop.getType().getRawClass(),
                        propertyName, getKnownPropertyNames());
            } else if (fieldValue.isNull()
                    && (prop.getType().isPrimitive() || (prop.getValueDeserializer().getNullValue() == null))) {
                // don't overwrite possible hard-coded defaults/ values with nulls unless they are fancy
                fieldValues.remove(propertyName);
            }/*from  ww w  . ja  v  a2 s  .c o  m*/
        }
        if (fieldValue.isTextual()) {
            try {
                // sometimes we erroneously get strings that would parse into valid numbers and maybe other edge
                // cases (eg. when using system property overrides in typesafe-config). So we'll go ahead and guard
                // with this regex to make sure we only get reasonable candidates.
                Time time = prop.getAnnotation(Time.class);
                if ((time != null) && NUMBER_UNIT.matcher(fieldValue.textValue()).matches()) {
                    Duration dropWizardDuration = Duration.parse(fieldValue.asText());
                    long asLong = time.value().convert(dropWizardDuration.getQuantity(),
                            dropWizardDuration.getUnit());
                    fieldValues.put(propertyName, asLong);
                } else if ((prop.getAnnotation(Bytes.class) != null)
                        && NUMBER_UNIT.matcher(fieldValue.textValue()).matches()) {
                    Size dropWizardSize = Size.parse(fieldValue.asText());
                    long asLong = dropWizardSize.toBytes();
                    fieldValues.put(propertyName, asLong);
                }
            } catch (Throwable cause) {
                throw JsonMappingException.wrapWithPath(cause, prop.getType().getRawClass(), propertyName);
            }
        }
    }
}

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