void ModificationMap::applyModifications(UpdatableByteContainer &ubc) {
if(isEmpty()) {
return;
}
Iterator<Entry<__int64, BytePair> > it = entrySet().getIterator();
Entry<__int64, BytePair> &e = it.next();
__int64 seqStartAddr = e.getKey();
__int64 lastAddr = seqStartAddr;
ByteArray byteSequence;
byteSequence.append(e.getValue().getTo());
while(it.hasNext()) {
Entry<__int64, BytePair> &e1 = it.next();
const __int64 addr = e1.getKey();
if(addr != lastAddr+1) {
ubc.putBytes(seqStartAddr, byteSequence);
byteSequence.clear();
seqStartAddr = addr;
}
byteSequence.append(e1.getValue().getTo());
lastAddr = addr;
}
ubc.putBytes(seqStartAddr, byteSequence); // byteSequence is NOT empty
}
void ModificationMap::applyModifications(unsigned __int64 offset, ByteArray &content) {
const AddrRange modifiedRange = getAddrRange();
const __int64 lastOffset = offset + content.size()-1;
const AddrRange dataRange(offset, lastOffset);
if(modifiedRange.overlap(dataRange)) {
for(Iterator<Entry<__int64, BytePair> > it = entrySet().getIterator(); it.hasNext();) {
const Entry<__int64, BytePair> &e = it.next();
const __int64 &key = e.getKey();
if(key >= (__int64)offset) {
if(key <= lastOffset) {
content[(UINT)(key - (__int64)offset)] = e.getValue().getTo();
} else {
break; // we're done
}
}
}
}
}
void getMap(jobject jobj, const std::function<void(jobject, jobject)> &cb) {
const Context::Handle ctx = Context::getContext();
LocalRef<jclass> clazz(ctx->env()->GetObjectClass(jobj));
const jmethodID entrySetId =
ctx->env()->GetMethodID(clazz.get(), "entrySet", "()Ljava/util/Set;");
LocalRef<jobject> entrySet(ctx->env()->CallObjectMethod(jobj, entrySetId));
LocalRef<jclass> mapEntryClass(ctx->env()->FindClass("java/util/Map$Entry"));
const jmethodID getKeyId = ctx->env()->GetMethodID(
mapEntryClass.get(), "getKey", "()Ljava/lang/Object;");
const jmethodID getValueId = ctx->env()->GetMethodID(
mapEntryClass.get(), "getValue", "()Ljava/lang/Object;");
ctx->throwIfOccured();
getIterable(entrySet.get(), [&ctx, &cb, getKeyId, getValueId](jobject jobj) {
LocalRef<jobject> jkey(ctx->env()->CallObjectMethod(jobj, getKeyId));
LocalRef<jobject> jvalue(ctx->env()->CallObjectMethod(jobj, getValueId));
cb(jkey.get(), jvalue.get());
});
}