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ResXmlEncoders: added findNonPositionalSubstitutions(), use it in hasMultipleNonPositionalSubstitutions(), enumerateNonPositionalSubstitutions().

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This commit is contained in:
Ryszard Wiśniewski 2011-05-14 12:02:02 +02:00
parent 316353f83f
commit 1042a72958
1 changed files with 30 additions and 20 deletions
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50
apktool-lib/src/main/java/brut/androlib/res/xml/ResXmlEncoders.java
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@ -17,6 +17,8 @@
package brut.androlib.res.xml;
import java.awt.event.KeyEvent;
import java.util.ArrayList;
import java.util.List;
/**
* @author Ryszard Wiśniewski <brut.alll@gmail.com>
@ -134,35 +136,43 @@ public final class ResXmlEncoders {
}
public static boolean hasMultipleNonPositionalSubstitutions(String str) {
return findNonPositionalSubstitutions(str, 2).size() > 1;
}
public static String enumerateNonPositionalSubstitutions(String str) {
List<Integer> subs = findNonPositionalSubstitutions(str, -1);
if (subs.size() < 2) {
return str;
}
StringBuilder out = new StringBuilder();
int pos = 0;
int count = 0;
for (Integer sub : subs) {
out.append(str.substring(pos, ++sub)).append(++count).append('$');
pos = sub;
}
out.append(str.substring(pos));
return out.toString();
}
private static List<Integer> findNonPositionalSubstitutions(String str,
int max) {
int pos = 0;
int count = 0;
List<Integer> ret = new ArrayList<Integer>();
while((pos = str.indexOf('%', pos)) != -1) {
if (str.charAt(pos + 1) != '%') {
if (++count >= 2) {
return true;
ret.add(pos);
if (max != -1 && ++count >= max) {
break;
}
}
pos += 2;
}
return false;
}
public static String enumerateNonPositionalSubstitutions(String str) {
StringBuilder out = new StringBuilder(str);
int pos = 0;
int count = 0;
int offset = 0;
while((pos = str.indexOf('%', pos)) != -1) {
if (str.charAt(pos + 1) != '%') {
count++;
out.insert(pos + offset + 1, String.valueOf(count) + "$");
offset += 2;
}
pos += 2;
}
return out.toString();
return ret;
}
private static boolean isPrintableChar(char c) {