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package org.jbehave.core.io; |
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import java.util.ArrayList; |
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import java.util.LinkedList; |
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import java.util.List; |
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import static java.util.Arrays.asList; |
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12 | 2 | public class RelativePathCalculator implements PathCalculator { |
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public String calculate(String root, String path) { |
15 | 6 | return join(calculatePath(split(root), split(path))); |
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} |
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private List<String> split(String path) { |
19 | 12 | if (path.trim().length() == 0) { |
20 | 1 | return new LinkedList<String>(); |
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} |
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23 | 11 | return new LinkedList<String>(asList(path.replace('\\', '/').split("/"))); |
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} |
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private Iterable<String> calculatePath(List<String> root, List<String> path) { |
27 | 6 | if (path.get(0).length() == 0) { |
28 | 4 | return path.subList(1, path.size()); |
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} |
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31 | 2 | List<String> list = new ArrayList<String>(); |
32 | 2 | if (root.size() > 0) { |
33 | 2 | list.addAll(root.subList(0, root.size() - 1)); |
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} |
35 | 2 | list.addAll(path); |
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37 | 2 | return list; |
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} |
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private String join(Iterable<String> list) { |
41 | 6 | StringBuilder sb = new StringBuilder(); |
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43 | 6 | for (String each : list) { |
44 | 8 | sb.append("/").append(each); |
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} |
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47 | 6 | return sb.substring(1); |
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} |
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} |