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Add support for class path entries that look like dalvik-cache entries

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This commit is contained in:
Ben Gruver 2013-04-09 23:44:06 -07:00
parent 2887ade533
commit fd258ad543
1 changed files with 28 additions and 11 deletions
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39
dexlib2/src/main/java/org/jf/dexlib2/analysis/ClassPath.java
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@ -48,6 +48,8 @@ import java.io.IOException;
import java.io.Serializable;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class ClassPath {
@Nonnull private final TypeProto unknownClass;
@ -159,22 +161,35 @@ public class ClassPath {
return new ClassPath(dexFiles);
}
private static final Pattern dalvikCacheOdexPattern = Pattern.compile("@([^@]+)@classes.dex$");
@Nonnull
private static DexFile loadClassPathEntry(Iterable<String> classPathDirs, String bootClassPathEntry) {
for (String classPathDir: classPathDirs) {
File rawEntry = new File(bootClassPathEntry);
// strip off the path - we only care about the filename
String entryName = rawEntry.getName();
File rawEntry = new File(bootClassPathEntry);
// strip off the path - we only care about the filename
String entryName = rawEntry.getName();
int extIndex = entryName.lastIndexOf(".");
// if it's a dalvik-cache entry, grab the name of the jar/apk
if (entryName.endsWith("@classes.dex")) {
Matcher m = dalvikCacheOdexPattern.matcher(entryName);
String baseEntryName;
if (extIndex == -1) {
baseEntryName = entryName;
} else {
baseEntryName = entryName.substring(0, extIndex);
if (!m.find()) {
throw new ExceptionWithContext(String.format("Cannot parse dependency value %s", bootClassPathEntry));
}
entryName = m.group(1);
}
int extIndex = entryName.lastIndexOf(".");
String baseEntryName;
if (extIndex == -1) {
baseEntryName = entryName;
} else {
baseEntryName = entryName.substring(0, extIndex);
}
for (String classPathDir: classPathDirs) {
for (String ext: new String[]{"", ".odex", ".jar", ".apk", ".zip"}) {
File file = new File(classPathDir, baseEntryName + ext);
@ -184,7 +199,9 @@ public class ClassPath {
"warning: cannot open %s for reading. Will continue looking.", file.getPath()));
} else {
try {
return DexFileFactory.loadDexFile(file);
DexFile dexfile = DexFileFactory.loadDexFile(file);
System.out.println(file.toString());
return dexfile;
} catch (DexFileFactory.NoClassesDexException ex) {
// ignore and continue
} catch (Exception ex) {