public static String jsonify(final Object all, final Class<?> view) {
final ObjectWriter writer = OBJECT_MAPPER.writerWithView(view);
try {
return writer.writeValueAsString(all);
} catch (final JsonGenerationException e) {
LOG.warn("Error generating JSON", e);
} catch (final JsonMappingException e) {
LOG.warn("Error generating JSON", e);
} catch (final IOException e) {
LOG.warn("Error generating JSON", e);
}
return "";
}
/**
* Converts object to JSON string, using a view class for property filtering.
*
* @param o object to convert.
* @param view {@link Class} used for filtering.
* @return JSON string.
*/
public static String objectToJsonString(Object o, Class<?> view) {
ObjectMapper mapper = new ObjectMapper();
// mapper.configure(SerializationConfig.Feature.DEFAULT_VIEW_INCLUSION,false);
try {
if (view != null) {
return mapper.writerWithView(view).writeValueAsString(o);
}
return mapper.writeValueAsString(o);
} catch (Exception e) {
log.info(String.format("JsonUtils.objectToJsonString(): Unable to write to string"));
}
return null;
}
public static String toJson(Object pojo, Class<?> viewClass, boolean prettyPrint)
throws JsonException {
try {
StringWriter sw = new StringWriter();
JsonGenerator jg = createJsonGenerator(sw);
if (prettyPrint) {
jg.useDefaultPrettyPrinter();
}
m.writerWithView(viewClass).writeValue(jg, pojo);
return sw.toString();
} catch (JsonParseException e) {
throw new JsonException(e);
} catch (JsonMappingException e) {
throw new JsonException(e);
} catch (IOException e) {
throw new JsonException(e);
}
}
@Override
public CharSequence apply(final Object context, final Options options) throws IOException {
if (context == null) {
return "";
}
String viewName = options.hash("view", "");
final ObjectWriter writer;
if (viewName.length() > 0) {
try {
Class<?> viewClass = alias.get(viewName);
if (viewClass == null) {
viewClass = getClass().getClassLoader().loadClass(viewName);
}
writer = mapper.writerWithView(viewClass);
} catch (ClassNotFoundException ex) {
throw new IllegalArgumentException(viewName, ex);
}
} else {
writer = mapper.writer();
}
return new Handlebars.SafeString(writer.writeValueAsString(context));
}
