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121 changes: 121 additions & 0 deletions
121
dexlib2/src/main/java/org/jf/dexlib2/extra/DexMarker.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,121 @@ | ||
| package org.jf.dexlib2.extra; | ||
|
|
||
| import java.io.*; | ||
| import java.nio.charset.StandardCharsets; | ||
| import java.util.ArrayList; | ||
| import java.util.Iterator; | ||
| import java.util.List; | ||
|
|
||
| public class DexMarker { | ||
|
|
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| private final String marker; | ||
|
|
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| private DexMarker(String marker) { | ||
| this.marker = marker; | ||
| } | ||
|
|
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| public String getMarker() { | ||
| return marker; | ||
| } | ||
|
|
||
| @Override | ||
| public boolean equals(Object o) { | ||
| if (this == o) { | ||
| return true; | ||
| } | ||
| if (o == null || getClass() != o.getClass()) { | ||
| return false; | ||
| } | ||
| DexMarker dexMarker = (DexMarker) o; | ||
| return marker.equals(dexMarker.marker); | ||
| } | ||
|
|
||
| @Override | ||
| public int hashCode() { | ||
| return marker.hashCode(); | ||
| } | ||
|
|
||
| @Override | ||
| public String toString() { | ||
| return marker; | ||
| } | ||
|
|
||
| public static List<DexMarker> listMarkers(Iterator<String> iterator) { | ||
| List<DexMarker> markerList = new ArrayList<>(); | ||
| while (iterator.hasNext()){ | ||
| DexMarker marker = of(iterator.next()); | ||
| if(marker != null){ | ||
| markerList.add(marker); | ||
| } | ||
| } | ||
| return markerList; | ||
| } | ||
| public static void writeMarkers(List<DexMarker> markerList, File file) throws IOException { | ||
| StringBuilder builder = new StringBuilder(); | ||
| boolean append = false; | ||
| for(DexMarker marker : markerList){ | ||
| if(append){ | ||
| builder.append('\n'); | ||
| } | ||
| builder.append(marker.getMarker()); | ||
| append = true; | ||
| } | ||
| byte[] bytes = builder.toString().getBytes(StandardCharsets.UTF_8); | ||
| File dir = file.getParentFile(); | ||
| if(dir != null && !dir.exists()){ | ||
| dir.mkdirs(); | ||
| } | ||
| FileOutputStream outputStream = new FileOutputStream(file); | ||
| outputStream.write(bytes, 0, bytes.length); | ||
| outputStream.close(); | ||
| } | ||
| public static List<DexMarker> readMarkers(File file) throws IOException { | ||
| return readMarkers(new FileInputStream(file)); | ||
| } | ||
| public static List<DexMarker> readMarkers(InputStream inputStream) throws IOException { | ||
| ByteArrayOutputStream outputStream = new ByteArrayOutputStream(); | ||
| byte[] buffer = new byte[1024]; | ||
| int length; | ||
| while ((length = inputStream.read(buffer, 0, buffer.length)) != -1){ | ||
| outputStream.write(buffer, 0, length); | ||
| } | ||
| inputStream.close(); | ||
| outputStream.close(); | ||
| buffer = outputStream.toByteArray(); | ||
| String text = new String(buffer, 0, buffer.length, StandardCharsets.UTF_8); | ||
| return parseMarkers(text); | ||
| } | ||
| public static List<DexMarker> parseMarkers(String lineSeparatedMarkers) { | ||
| List<DexMarker> markerList = new ArrayList<>(); | ||
| String[] lines = lineSeparatedMarkers.split("\n"); | ||
| for(String line : lines){ | ||
| DexMarker marker = of(line.trim()); | ||
| if(marker != null){ | ||
| markerList.add(marker); | ||
| } | ||
| } | ||
| return markerList; | ||
| } | ||
| public static DexMarker of(String text){ | ||
| if(isMarker(text)){ | ||
| return new DexMarker(text); | ||
| } | ||
| return null; | ||
| } | ||
| public static boolean isMarker(String text){ | ||
| if(text == null){ | ||
| return false; | ||
| } | ||
| int i = text.length() - 1; | ||
| if(i < 5){ | ||
| return false; | ||
| } | ||
| if(text.charAt(0) != '~' || text.charAt(i) != '}'){ | ||
| return false; | ||
| } | ||
| return text.startsWith(PREFIX_D8) || text.startsWith(PREFIX_R8); | ||
| } | ||
| public static final String PREFIX_D8 = "~~D8{"; | ||
| public static final String PREFIX_R8 = "~~R8{"; | ||
| public static final String FILE_NAME = "markers.txt"; | ||
| } |
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