io.baltoro.client.util.ObjectUtil Maven / Gradle / Ivy
package io.baltoro.client.util;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.ObjectInput;
import java.io.ObjectInputStream;
import java.io.ObjectOutput;
import java.io.ObjectOutputStream;
import com.fasterxml.jackson.databind.ObjectMapper;
public class ObjectUtil
{
static ObjectMapper mappper = new ObjectMapper();
public static byte[] toJason(Object obj) throws Exception
{
byte[] bytes = mappper.writeValueAsBytes(obj);
return bytes;
}
public static String toJasonStr(Object obj) throws Exception
{
return mappper.writeValueAsString(obj);
}
public static String getType(String objUuid)
{
return objUuid.substring(objUuid.length()-4,objUuid.length());
}
public static T toObject(Class clazz, byte[] bytes)
{
Object obj = null;
try
{
obj = mappper.readValue(bytes, clazz);
}
catch (Exception e)
{
System.out.println(new String(bytes));
e.printStackTrace();
}
return (T)obj;
}
public static byte[] convertToBytes(Object object)
{
try (
ByteArrayOutputStream bos = new ByteArrayOutputStream();
ObjectOutput out = new ObjectOutputStream(bos)
)
{
out.writeObject(object);
return bos.toByteArray();
}
catch (Exception e)
{
e.printStackTrace();
}
return null;
}
public static Object convertFromBytes(byte[] bytes)
{
try (ByteArrayInputStream bis = new ByteArrayInputStream(bytes);
ObjectInput in = new ObjectInputStream(bis))
{
return in.readObject();
}
catch (Exception e)
{
e.printStackTrace();
}
return null;
}
}