Example usage for org.springframework.data.rest.webmvc.json MappedProperties getMappedName

Introduction

In this page you can find the example usage for org.springframework.data.rest.webmvc.json MappedProperties getMappedName.

Prototype

public String getMappedName(PersistentProperty<?> property) 

Source Link

Usage

From source file:org.springframework.data.rest.webmvc.json.DomainObjectReader.java

/**
 * Reads the given source node onto the given target object and applies PUT semantics, i.e. explicitly
 * //from w w w .  j  a  v  a  2s .  c  o m
 * @param source must not be {@literal null}.
 * @param target must not be {@literal null}.
 * @param mapper
 * @return
 */
public <T> T readPut(final ObjectNode source, T target, final ObjectMapper mapper) {

    Assert.notNull(source, "ObjectNode must not be null!");
    Assert.notNull(target, "Existing object instance must not be null!");
    Assert.notNull(mapper, "ObjectMapper must not be null!");

    Class<? extends Object> type = target.getClass();

    final PersistentEntity<?, ?> entity = entities.getPersistentEntity(type);

    Assert.notNull(entity, "No PersistentEntity found for ".concat(type.getName()).concat("!"));

    final MappedProperties properties = getJacksonProperties(entity, mapper);

    entity.doWithProperties(new SimplePropertyHandler() {

        /*
         * (non-Javadoc)
         * @see org.springframework.data.mapping.SimplePropertyHandler#doWithPersistentProperty(org.springframework.data.mapping.PersistentProperty)
         */
        @Override
        public void doWithPersistentProperty(PersistentProperty<?> property) {

            if (property.isIdProperty() || property.isVersionProperty()) {
                return;
            }

            String mappedName = properties.getMappedName(property);

            boolean isMappedProperty = mappedName != null;
            boolean noValueInSource = !source.has(mappedName);

            if (isMappedProperty && noValueInSource) {
                source.putNull(mappedName);
            }
        }
    });

    return merge(source, target, mapper);
}

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