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Extracting search algorithm in an interface to make it easier to change the search behavior

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Change-Id: I0b1d1387c78d13ef749aac39d5c8167c2909716a
This commit is contained in:
Sunny Goyal
2017-06-14 10:30:54 -07:00
parent 7847d10f38
commit f6eb789016
4 changed files with 43 additions and 27 deletions
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10
src/com/android/launcher3/allapps/search/DefaultAppSearchAlgorithm.java
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@@ -26,7 +26,7 @@ import java.util.List;
/**
* The default search implementation.
*/
public class DefaultAppSearchAlgorithm {
public class DefaultAppSearchAlgorithm implements SearchAlgorithm {
private final List<AppInfo> mApps;
protected final Handler mResultHandler;
@@ -36,12 +36,14 @@ public class DefaultAppSearchAlgorithm {
mResultHandler = new Handler();
}
@Override
public void cancel(boolean interruptActiveRequests) {
if (interruptActiveRequests) {
mResultHandler.removeCallbacksAndMessages(null);
}
}
@Override
public void doSearch(final String query,
final AllAppsSearchBarController.Callbacks callback) {
final ArrayList<ComponentKey> result = getTitleMatchResult(query);
@@ -54,7 +56,7 @@ public class DefaultAppSearchAlgorithm {
});
}
public ArrayList<ComponentKey> getTitleMatchResult(String query) {
private ArrayList<ComponentKey> getTitleMatchResult(String query) {
// Do an intersection of the words in the query and each title, and filter out all the
// apps that don't match all of the words in the query.
final String queryTextLower = query.toLowerCase();
@@ -67,7 +69,7 @@ public class DefaultAppSearchAlgorithm {
return result;
}
public boolean matches(AppInfo info, String query) {
public static boolean matches(AppInfo info, String query) {
int queryLength = query.length();
String title = info.title.toString();
@@ -103,7 +105,7 @@ public class DefaultAppSearchAlgorithm {
* 3) Any capital character after a digit or small character
* 4) Any capital character before a small character
*/
protected boolean isBreak(int thisType, int prevType, int nextType) {
private static boolean isBreak(int thisType, int prevType, int nextType) {
switch (thisType) {
case Character.UPPERCASE_LETTER:
if (nextType == Character.UPPERCASE_LETTER) {