Mercurial > hg > Members > tatsuki > bench > jungle-core

annotate src/main/java/jp/ac/u_ryukyu/ie/cr/shoshi/jungle/store/trasnformer/DeleteAttribute.java @ 96:bd82c20a6da0

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LoggingNode repair
author one
date Sat, 06 Sep 2014 15:22:46 +0900
parents ef68358ed0e8
children bed3afd5c2e2
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1 package jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.trasnformer;
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3 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.impl.TreeNode;
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4 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.impl.logger.DefaultOperationLog;
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5 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.impl.logger.LoggingNode;
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6 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.impl.logger.OperationLog;
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7 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.operations.DeleteAttributeOperation;
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8 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.util.DefaultEither;
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9 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.util.Either;
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10 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.util.Error;
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12 public class DeleteAttribute implements NodeEditor
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13 {
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14 private final String key;
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15 private OperationLog log;
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16 public DeleteAttribute(String _key)
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17 {
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18 key = _key;
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19 log = new DefaultOperationLog();
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20 }
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22 @Override
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23 public Either<Error,LoggingNode> edit(LoggingNode _e)
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24 {
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25 Either<Error,LoggingNode> either = _e.getAttributes().delete(key);
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26 if(either.isA()){
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27 // error
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28 return either;
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29 }
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30 return DefaultEither.newB(either.b());
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31 }
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33 }