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<dependency> <groupId>io.protostuff</groupId> <artifactId>protostuff-core</artifactId> <version>1.4.0</version> </dependency> <dependency> <groupId>io.protostuff</groupId> <artifactId>protostuff-runtime</artifactId> <version>1.4.0</version> </dependency>
import java.util.Map; import io.protostuff.LinkedBuffer; import io.protostuff.ProtostuffIOUtil; import io.protostuff.Schema; import io.protostuff.runtime.RuntimeSchema; /** * @author rainyday * @createTime 2018/6/5. */ public class SerializationUtil { private static Map<Class<?>, Schema<?>> cachedSchema = new ConcurrentHashMap<>(); private static <T> Schema<T> getSchema(Class<T> cls) { Schema<T> schema = (Schema<T>) cachedSchema.get(cls); if (schema == null) { schema = RuntimeSchema.createFrom(cls); if (schema != null) { cachedSchema.put(cls, schema); } } return schema; } @SuppressWarnings("unchecked") public static <T> byte[] serialize(T obj) { Class<T> cls = (Class<T>) obj.getClass(); LinkedBuffer buffer = LinkedBuffer.allocate(LinkedBuffer.DEFAULT_BUFFER_SIZE); try { Schema<T> schema = getSchema(cls); return ProtostuffIOUtil.toByteArray(obj, schema, buffer); } catch (Exception e) { throw new IllegalStateException(e.getMessage(), e); } finally { buffer.clear(); } } public static <T> T deserialize(byte[] data, Class<T> cls) { try { T obj = cls.newInstance(); Schema<T> schema = getSchema(cls); ProtostuffIOUtil.mergeFrom(data, obj, schema); return obj; } catch (Exception e) { throw new IllegalStateException(e.getMessage(), e); } } }