Mercurial > hg > Members > shoshi > jungle > jungle-core
view src/main/java/jp/ac/u_ryukyu/ie/cr/jungleNetwork/operations/NetworkAppendChildAtOperation.java @ 329:2a0cb1f0ba4e
rename Error package
author | kono |
---|---|
date | Sat, 08 Jul 2017 21:05:55 +0900 |
parents | c62462c28807 |
children |
line wrap: on
line source
package jp.ac.u_ryukyu.ie.cr.jungleNetwork.operations; import jp.ac.u_ryukyu.ie.cr.jungle.store.Command; import jp.ac.u_ryukyu.ie.cr.jungle.transaction.node.TreeNode; import jp.ac.u_ryukyu.ie.cr.jungle.store.operations.NodeOperation; import jp.ac.u_ryukyu.ie.cr.jungle.util.Either; import jp.ac.u_ryukyu.ie.cr.jungle.util.jungleError.Error; import org.msgpack.annotation.Message; import java.nio.ByteBuffer; @Message public class NetworkAppendChildAtOperation implements NodeOperation { /* MessagePack cannot handle final.*/ // private final int pos; private int pos; /* Position -1 represent root position. */ public NetworkAppendChildAtOperation() { pos = -2; } public NetworkAppendChildAtOperation(int _pos) { pos = _pos; } public Command getCommand() { return Command.APPEND_CHILD; } @Override public Either<Error,TreeNode> invoke(TreeNode _target) { return _target.getChildren().addNewChildAt(pos); } @Override public int getPosition() { return pos; } @Override public String getKey() { return null; } @Override public ByteBuffer getValue() { return null; } }