package com.datastax.oss.driver.internal.core.type.codec;
import com.datastax.oss.driver.api.core.ProtocolVersion;
import com.datastax.oss.driver.api.core.type.DataType;
import com.datastax.oss.driver.api.core.type.DataTypes;
import edu.umd.cs.findbugs.annotations.NonNull;
import edu.umd.cs.findbugs.annotations.Nullable;
import java.nio.ByteBuffer;
import java.util.UUID;
import net.jcip.annotations.ThreadSafe;
@ThreadSafe
public class TimeUuidCodec extends UuidCodec {
@NonNull
@Override
public DataType getCqlType() {
return DataTypes.TIMEUUID;
}
@Override
public boolean accepts(@NonNull Object value) {
return value instanceof UUID && ((UUID) value).version() == 1;
}
@Override
public boolean accepts(@NonNull Class<?> javaClass) {
return javaClass == UUID.class;
}
@Nullable
@Override
public ByteBuffer encode(@Nullable UUID value, @NonNull ProtocolVersion protocolVersion) {
if (value == null) {
return null;
} else if (value.version() != 1) {
throw new IllegalArgumentException(
String.format("%s is not a Type 1 (time-based) UUID", value));
} else {
return super.encode(value, protocolVersion);
}
}
@NonNull
@Override
public String format(@Nullable UUID value) {
if (value == null) {
return "NULL";
} else if (value.version() != 1) {
throw new IllegalArgumentException(
String.format("%s is not a Type 1 (time-based) UUID", value));
} else {
return super.format(value);
}
}
}