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| |
| #include "qbinaryjsonarray_p.h" |
| #include "qbinaryjson_p.h" |
| |
| #include <qjsonarray.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| QBinaryJsonArray::~QBinaryJsonArray() |
| { |
| if (d && !d->ref.deref()) |
| delete d; |
| } |
| |
| QBinaryJsonArray QBinaryJsonArray::fromJsonArray(const QJsonArray &array) |
| { |
| QBinaryJsonArray binary; |
| for (const QJsonValue &value : array) |
| binary.append(QBinaryJsonValue::fromJsonValue(value)); |
| if (binary.d) // We want to compact it as it is a root item now |
| binary.d->compactionCounter++; |
| binary.compact(); |
| return binary; |
| } |
| |
| void QBinaryJsonArray::append(const QBinaryJsonValue &value) |
| { |
| const uint i = a ? a->length : 0; |
| |
| bool compressed; |
| uint valueSize = QBinaryJsonPrivate::Value::requiredStorage(value, &compressed); |
| |
| if (!detach(valueSize + sizeof(QBinaryJsonPrivate::Value))) |
| return; |
| |
| if (!a->length) |
| a->tableOffset = sizeof(QBinaryJsonPrivate::Array); |
| |
| uint valueOffset = a->reserveSpace(valueSize, i, 1, false); |
| if (!valueOffset) |
| return; |
| |
| QBinaryJsonPrivate::Value *v = a->at(i); |
| v->type = (value.t == QJsonValue::Undefined ? QJsonValue::Null : value.t); |
| v->latinOrIntValue = compressed; |
| v->latinKey = false; |
| v->value = QBinaryJsonPrivate::Value::valueToStore(value, valueOffset); |
| if (valueSize) { |
| QBinaryJsonPrivate::Value::copyData(value, reinterpret_cast<char *>(a) + valueOffset, |
| compressed); |
| } |
| } |
| |
| char *QBinaryJsonArray::takeRawData(uint *size) |
| { |
| if (d) |
| return d->takeRawData(size); |
| *size = 0; |
| return nullptr; |
| } |
| |
| bool QBinaryJsonArray::detach(uint reserve) |
| { |
| if (!d) { |
| if (reserve >= QBinaryJsonPrivate::Value::MaxSize) { |
| qWarning("QBinaryJson: Document too large to store in data structure"); |
| return false; |
| } |
| d = new QBinaryJsonPrivate::MutableData(reserve, QJsonValue::Array); |
| a = static_cast<QBinaryJsonPrivate::Array *>(d->header->root()); |
| d->ref.ref(); |
| return true; |
| } |
| if (reserve == 0 && d->ref.loadRelaxed() == 1) |
| return true; |
| |
| QBinaryJsonPrivate::MutableData *x = d->clone(a, reserve); |
| if (!x) |
| return false; |
| x->ref.ref(); |
| if (!d->ref.deref()) |
| delete d; |
| d = x; |
| a = static_cast<QBinaryJsonPrivate::Array *>(d->header->root()); |
| return true; |
| } |
| |
| void QBinaryJsonArray::compact() |
| { |
| if (!d || !d->compactionCounter) |
| return; |
| |
| detach(); |
| d->compact(); |
| a = static_cast<QBinaryJsonPrivate::Array *>(d->header->root()); |
| } |
| |
| QT_END_NAMESPACE |
| |