in src/main/java/org/apache/sling/models/jacksonexporter/impl/JacksonExporter.java [92:147]
public <T> T export(@NotNull Object model, @NotNull Class<T> clazz, @NotNull Map<String, String> options)
throws ExportException {
ObjectMapper mapper = new ObjectMapper();
Map<String, String> mergedOptions = mergeWithConfiguredOptions(options);
for (Map.Entry<String, String> optionEntry : mergedOptions.entrySet()) {
String key = optionEntry.getKey();
if (key.startsWith(SERIALIZATION_FEATURE_PREFIX)) {
String enumName = key.substring(SERIALIZATION_FEATURE_PREFIX_LENGTH);
try {
SerializationFeature feature = SerializationFeature.valueOf(enumName);
mapper.configure(feature, Boolean.valueOf(optionEntry.getValue()));
} catch (IllegalArgumentException e) {
log.warn("Bad SerializationFeature option: {}", enumName);
}
} else if (key.startsWith(MAPPER_FEATURE_PREFIX)) {
String enumName = key.substring(MAPPER_FEATURE_PREFIX_LENGTH);
try {
MapperFeature feature = MapperFeature.valueOf(enumName);
mapper.configure(feature, Boolean.valueOf(optionEntry.getValue()));
} catch (IllegalArgumentException e) {
log.warn("Bad MapperFeature option: {}", enumName);
}
}
}
for (ModuleProvider moduleProvider : moduleProviders) {
mapper.registerModule(moduleProvider.getModule());
}
if (clazz.equals(Map.class)) {
return (T) mapper.convertValue(model, Map.class);
} else if (clazz.equals(String.class)) {
final JsonFactory f = new JsonFactory();
f.setCharacterEscapes(new EscapeCloseScriptBlocks());
StringWriter writer = new StringWriter();
JsonGenerator jgen;
final boolean printTidy;
if (mergedOptions.containsKey("tidy")) {
printTidy = Boolean.valueOf(mergedOptions.get("tidy"));
} else {
printTidy = false;
}
try {
jgen = f.createGenerator(writer);
if (printTidy) {
mapper.writerWithDefaultPrettyPrinter().writeValue(jgen, model);
} else {
mapper.writeValue(jgen, model);
}
} catch (final IOException e) {
throw new ExportException(e);
}
return (T) writer.toString();
} else {
return null;
}
}