public static <T> T getEntity(
ClientMessage msg, Class<T> type, Type genericType, ResteasyProviderFactory factory) {
int size = msg.getBodySize();
if (size <= 0) return null;
byte[] body = new byte[size];
msg.getBodyBuffer().readBytes(body);
String contentType = msg.getStringProperty(HttpHeaderProperty.CONTENT_TYPE);
if (contentType == null) {
throw new UnknownMediaType(
"Message did not have a Content-Type header cannot extract entity");
}
MediaType ct = MediaType.valueOf(contentType);
MessageBodyReader<T> reader = factory.getMessageBodyReader(type, genericType, null, ct);
if (reader == null) {
throw new UnmarshalException(
"Unable to find a JAX-RS reader for type "
+ type.getName()
+ " and media type "
+ contentType);
}
try {
return reader.readFrom(type, genericType, null, ct, null, new ByteArrayInputStream(body));
} catch (IOException e) {
throw new RuntimeException(e);
}
}
