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Extend import grouping functionality to allow groups to be specified.

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git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@6676 542714f4-19e9-0310-aa3c-eee0fc999fb1
This commit is contained in:
Jamie Doornbos
2011-07-06 19:09:41 +00:00
parent 3c340a6033
commit 3d1f57c14e
1 changed files with 14 additions and 5 deletions
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src/main/java/com/threerings/presents/tools/ImportSet.java
+14 -5
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@@ -327,12 +327,21 @@ public class ImportSet
* ordering and spacing. Within each group, sorting is alphabetical.
*/
public List<List<String>> toGroups ()
{
return toGroups(IMPORT_GROUPS);
}
/**
* Converts the set of imports to groups of class names, according to the provided groups.
* Within each group, sorting is alphabetical.
*/
public List<List<String>> toGroups (final List<String> groups)
{
List<String> list = Lists.newArrayList(_imports);
Collections.sort(list, new Comparator<String>() {
public int compare (String class1, String class2) {
return ComparisonChain.start()
.compare(findImportGroup(class1), findImportGroup(class2))
.compare(findImportGroup(class1, groups), findImportGroup(class2, groups))
.compare(class1, class2)
.result();
}
@@ -341,7 +350,7 @@ public class ImportSet
List<String> current = null;
int lastGroup = -1;
for (String imp : list) {
int group = findImportGroup(imp);
int group = findImportGroup(imp, groups);
if (group != lastGroup) {
if (current == null || !current.isEmpty()) {
result.add(current = Lists.<String>newArrayList());
@@ -401,10 +410,10 @@ public class ImportSet
return Pattern.compile(pattern.toString());
}
protected static int findImportGroup (String imp)
protected static int findImportGroup (String imp, List<String> groups)
{
String longest = null;
for (String prefix : IMPORT_GROUPS) {
for (String prefix : groups) {
if (!imp.startsWith(prefix)) {
continue;
}
@@ -412,7 +421,7 @@ public class ImportSet
longest = prefix;
}
}
return IMPORT_GROUPS.indexOf(longest);
return groups.indexOf(longest);
}
protected HashSet<String> _imports = Sets.newHashSet();