Examples with ITry jadx.api.plugins.input.data.ITry used on opensource projects

Example 1 with ITry

use of jadx.api.plugins.input.data.ITry in project jadx by skylot.

the class JavaCodeReader method getTries.

@Override
public List<ITry> getTries() {
    skipToTries();
    int excTableLen = reader.readU2();
    if (excTableLen == 0) {
        return Collections.emptyList();
    }
    ConstPoolReader constPool = clsData.getConstPoolReader();
    Map<JavaTryData, List<JavaSingleCatch>> tries = new HashMap<>(excTableLen);
    for (int i = 0; i < excTableLen; i++) {
        int start = reader.readU2();
        int end = reader.readU2();
        int handler = reader.readU2();
        int type = reader.readU2();
        JavaTryData tryData = new JavaTryData(start, end);
        List<JavaSingleCatch> catches = tries.computeIfAbsent(tryData, k -> new ArrayList<>());
        if (type == 0) {
            catches.add(new JavaSingleCatch(handler, null));
        } else {
            catches.add(new JavaSingleCatch(handler, constPool.getClass(type)));
        }
    }
    return tries.entrySet().stream().map(e -> {
        JavaTryData tryData = e.getKey();
        tryData.setCatch(convertSingleCatches(e.getValue()));
        return tryData;
    }).collect(Collectors.toList());
}

Example 2 with ITry

use of jadx.api.plugins.input.data.ITry in project jadx by skylot.

the class DexCodeReader method getTries.

@Override
public List<ITry> getTries() {
    int triesOffset = getTriesOffset();
    if (triesOffset == -1) {
        return Collections.emptyList();
    }
    int triesCount = getTriesCount();
    Map<Integer, ICatch> catchHandlers = getCatchHandlers(triesOffset + 8 * triesCount, in.copy());
    in.pos(triesOffset);
    List<ITry> triesList = new ArrayList<>(triesCount);
    for (int i = 0; i < triesCount; i++) {
        int startAddr = in.readInt();
        int insnsCount = in.readUShort();
        int handlerOff = in.readUShort();
        ICatch catchHandler = catchHandlers.get(handlerOff);
        if (catchHandler == null) {
            throw new DexException("Catch handler not found by byte offset: " + handlerOff);
        }
        triesList.add(new TryData(startAddr, startAddr + insnsCount - 1, catchHandler));
    }
    return triesList;
}

Example 3 with ITry

use of jadx.api.plugins.input.data.ITry in project jadx by skylot.

the class Smali method writeTries.

private void writeTries(ICodeReader codeReader, LineInfo line) {
    List<ITry> tries = codeReader.getTries();
    for (ITry aTry : tries) {
        int end = aTry.getEndOffset();
        String tryEndTip = String.format(FMT_TRY_END_TAG, end);
        String tryStartTip = String.format(FMT_TRY_TAG, aTry.getStartOffset());
        String tryStartTipExtra = " # :" + tryStartTip.substring(0, tryStartTip.length() - 1);
        line.addTip(aTry.getStartOffset(), tryStartTip, " # :" + tryEndTip.substring(0, tryEndTip.length() - 1));
        line.addTip(end, tryEndTip, tryStartTipExtra);
        ICatch iCatch = aTry.getCatch();
        int[] addresses = iCatch.getHandlers();
        int addr;
        for (int i = 0; i < addresses.length; i++) {
            addr = addresses[i];
            String catchTip = String.format(FMT_CATCH_TAG, addr);
            line.addTip(addr, catchTip, " # " + iCatch.getTypes()[i]);
            line.addTip(addr, catchTip, tryStartTipExtra);
            line.addTip(aTry.getStartOffset(), tryStartTip, " # :" + catchTip.substring(0, catchTip.length() - 1));
        }
        addr = iCatch.getCatchAllHandler();
        if (addr > -1) {
            String catchAllTip = String.format(FMT_CATCH_ALL_TAG, addr);
            line.addTip(addr, catchAllTip, tryStartTipExtra);
            line.addTip(aTry.getStartOffset(), tryStartTip, " # :" + catchAllTip.substring(0, catchAllTip.length() - 1));
        }
    }
}

Example 4 with ITry

use of jadx.api.plugins.input.data.ITry in project jadx by skylot.

the class AttachTryCatchVisitor method initTryCatches.

private static void initTryCatches(MethodNode mth, InsnNode[] insnByOffset, List<ITry> tries) {
    if (tries.isEmpty()) {
        return;
    }
    if (Consts.DEBUG_EXC_HANDLERS) {
        LOG.debug("Raw try blocks in {}", mth);
        tries.forEach(tryData -> LOG.debug(" - {}", tryData));
    }
    for (ITry tryData : tries) {
        List<ExceptionHandler> handlers = convertToHandlers(mth, tryData.getCatch(), insnByOffset);
        if (handlers.isEmpty()) {
            continue;
        }
        markTryBounds(insnByOffset, tryData, CatchAttr.build(handlers));
    }
}