Mercurial > hg > Members > tatsuki > bench > jungle-core
annotate src/main/java/jp/ac/u_ryukyu/ie/cr/shoshi/jungle/transaction/DefaultTreeNodeAttribute.java @ 183:066d9c5758dc
change TreeContext
| author | tatsuki |
|---|---|
| date | Mon, 23 Mar 2015 15:44:28 +0900 |
| parents | 809f813d1083 |
| children | d455e0ee7f4e 868a746996ad |
| rev | line source |
|---|---|
| 37 | 1 package jp.ac.u_ryukyu.ie.cr.shoshi.jungle.transaction; |
| 2 | |
| 3 import java.nio.ByteBuffer; | |
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5969848b1bb8
deleting defaultNode(change to DefaultTreeNodeAttribute and DefaultTreeNode)
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4 |
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5969848b1bb8
deleting defaultNode(change to DefaultTreeNodeAttribute and DefaultTreeNode)
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5 import fj.data.List; |
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5969848b1bb8
deleting defaultNode(change to DefaultTreeNodeAttribute and DefaultTreeNode)
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6 import fj.data.Option; |
| 37 | 7 import fj.data.TreeMap; |
| 81 | 8 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.impl.TreeNode; |
| 52 | 9 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.impl.TreeNodeAttributes; |
| 39 | 10 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.trasnformer.NodeEditorError; |
| 37 | 11 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.util.DefaultEither; |
| 12 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.util.Either; | |
| 13 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.util.Error; | |
| 14 | |
| 152 | 15 public class DefaultTreeNodeAttribute implements TreeNodeAttributes |
| 16 { | |
| 17 public List<TreeNode> children; | |
| 18 public TreeMap<String,ByteBuffer> attrs; | |
| 172 | 19 |
| 152 | 20 |
| 21 public DefaultTreeNodeAttribute(List<TreeNode> _children,TreeMap<String,ByteBuffer> _attrs) | |
| 22 { | |
| 23 children = _children; | |
| 24 attrs = _attrs; | |
| 25 } | |
| 37 | 26 |
| 152 | 27 @Override |
| 28 public TreeMap<String,ByteBuffer> getAttributesAsRawMap(){ | |
| 29 return attrs; | |
| 30 } | |
| 31 | |
| 32 @Override | |
| 33 public Either<Error,TreeNode> delete(String _key) | |
| 34 { | |
| 35 if (_key == null) { | |
| 36 return DefaultEither.newA(NodeEditorError.NULL_VALUE_NOT_ALLOWED); | |
| 37 } | |
| 38 | |
| 39 if (!attrs.contains(_key)) { | |
| 40 return DefaultEither.newA(NodeEditorError.DELETE_KEY_NOT_FOUND); | |
| 41 } | |
| 42 | |
| 43 TreeMap<String,ByteBuffer> newMap = attrs.delete(_key); | |
| 44 TreeNode newNode = new DefaultTreeNode(children,newMap); | |
| 45 return DefaultEither.newB(newNode); | |
| 46 } | |
| 37 | 47 |
| 152 | 48 @Override |
| 49 public Either<Error,TreeNode> put(String _key, ByteBuffer _value) | |
| 50 { | |
| 51 if (_key == null || _value == null) { | |
| 52 return DefaultEither.newA(NodeEditorError.NULL_VALUE_NOT_ALLOWED); | |
| 53 } | |
| 54 | |
| 55 TreeMap<String,ByteBuffer> newMap = attrs.set(_key,_value); | |
| 56 TreeNode newNode = new DefaultTreeNode(children,newMap); | |
| 57 return DefaultEither.newB(newNode); | |
| 58 } | |
| 37 | 59 |
| 152 | 60 @Override |
| 61 public ByteBuffer get(String _key) | |
| 62 { | |
| 63 if (_key == null) { | |
| 64 return null; | |
| 65 } | |
| 66 | |
| 183 | 67 ByteBuffer result = attrs.getLoop(_key); |
| 68 return result; | |
| 152 | 69 } |
| 112 | 70 |
| 152 | 71 @Override |
| 72 public String getString(String key) { | |
| 73 ByteBuffer attribute = get(key); | |
| 74 if (attribute != null) | |
| 75 return new String(attribute.array()); | |
| 76 return null; | |
| 112 | 77 } |
| 141 | 78 |
| 152 | 79 @Override |
| 80 public List<String> getKeys() { | |
| 81 return attrs.keys(); | |
| 141 | 82 } |
| 37 | 83 } |