Team2890/PhotonVision
4
0
Fork 0
mirror of https://github.com/PhotonVision/photonvision synced 2026-06-22 01:11:40 +00:00
Code Issues Packages Projects Releases Wiki Activity

Move Java backend to properly named folder

Browse Source
This commit is contained in:
Banks Troutman
2019-12-01 01:44:19 -05:00
parent 368484ca9b
commit 386d195d2d
165 changed files with 9 additions and 21 deletions
Download Patch File Download Diff File Expand all files Collapse all files

30
chameleon-server/src/main/java/com/chameleonvision/util/JacksonHelper.java Normal file
View File

@@ -0,0 +1,30 @@
package com.chameleonvision.util;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.json.JsonMapper;
import com.fasterxml.jackson.databind.jsontype.BasicPolymorphicTypeValidator;
import com.fasterxml.jackson.databind.jsontype.PolymorphicTypeValidator;
import java.io.File;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
public class JacksonHelper {
private JacksonHelper() {} // no construction, utility class
public static <T> void serializer(Path path, T object) throws IOException {
PolymorphicTypeValidator ptv = BasicPolymorphicTypeValidator.builder().allowIfBaseType(object.getClass()).build();
ObjectMapper objectMapper = JsonMapper.builder().activateDefaultTyping(ptv, ObjectMapper.DefaultTyping.JAVA_LANG_OBJECT).build();
objectMapper.writerWithDefaultPrettyPrinter().writeValue(new File(path.toString()), object);
}
public static <T> T deserializer(Path path, Class<T> ref) throws IOException {
PolymorphicTypeValidator ptv = BasicPolymorphicTypeValidator.builder().allowIfBaseType(ref).build();
ObjectMapper objectMapper = JsonMapper.builder().activateDefaultTyping(ptv, ObjectMapper.DefaultTyping.JAVA_LANG_OBJECT).build();
File jsonFile = new File(path.toString());
if (jsonFile.exists() && jsonFile.length() > 0) {
return objectMapper.readValue(jsonFile, ref);
}
return null;
}
}