Examples with DataBlock info.ata4.util.io.DataBlock used on opensource projects

Example 1 with DataBlock

use of info.ata4.util.io.DataBlock in project disunity by ata4.

the class SerializedFileReader method readMetadata.

private void readMetadata(DataReader in) throws IOException {
    SerializedFileMetadata metadata = serialized.metadata();
    SerializedFileHeader header = serialized.header();
    DataBlock metadataBlock = serialized.metadataBlock();
    metadataBlock.markBegin(in);
    metadata.version(header.version());
    in.readStruct(metadata);
    metadataBlock.markEnd(in);
    L.log(Level.FINER, "metadataBlock: {0}", metadataBlock);
}

Example 2 with DataBlock

use of info.ata4.util.io.DataBlock in project disunity by ata4.

the class SerializedFileReader method readObjects.

private void readObjects(DataReader in) throws IOException {
    long ofsMin = Long.MAX_VALUE;
    long ofsMax = Long.MIN_VALUE;
    SerializedFileHeader header = serialized.header();
    SerializedFileMetadata metadata = serialized.metadata();
    Map<Long, ObjectInfo> objectInfoMap = metadata.objectInfoTable().infoMap();
    Map<Integer, TypeRoot<Type>> typeTreeMap = metadata.typeTree().typeMap();
    List<SerializedObjectData> objectData = serialized.objectData();
    for (Map.Entry<Long, ObjectInfo> infoEntry : objectInfoMap.entrySet()) {
        ObjectInfo info = infoEntry.getValue();
        long id = infoEntry.getKey();
        long ofs = header.dataOffset() + info.offset();
        ofsMin = Math.min(ofsMin, ofs);
        ofsMax = Math.max(ofsMax, ofs + info.length());
        SerializedObjectData object = new SerializedObjectData(id);
        object.info(info);
        // create and read object data buffer
        ByteBuffer buf = ByteBufferUtils.allocate((int) info.length());
        in.position(ofs);
        in.readBuffer(buf);
        object.buffer(buf);
        // get type tree if possible
        TypeRoot typeRoot = typeTreeMap.get(info.typeID());
        if (typeRoot != null) {
            object.typeTree(typeRoot.nodes());
        }
        objectData.add(object);
    }
    DataBlock objectDataBlock = serialized.objectDataBlock();
    objectDataBlock.offset(ofsMin);
    objectDataBlock.endOffset(ofsMax);
    L.log(Level.FINER, "objectDataBlock: {0}", objectDataBlock);
}

Example 3 with DataBlock

use of info.ata4.util.io.DataBlock in project disunity by ata4.

the class SerializedFileReader method readHeader.

private void readHeader(DataReader in) throws IOException {
    DataBlock headerBlock = serialized.headerBlock();
    headerBlock.markBegin(in);
    in.readStruct(serialized.header());
    headerBlock.markEnd(in);
    L.log(Level.FINER, "headerBlock: {0}", headerBlock);
}

Example 4 with DataBlock

use of info.ata4.util.io.DataBlock in project disunity by ata4.

the class SerializedFileWriter method writeMetadata.

private void writeMetadata(DataWriter out) throws IOException {
    SerializedFileMetadata metadata = serialized.metadata();
    SerializedFileHeader header = serialized.header();
    DataBlock metadataBlock = serialized.metadataBlock();
    metadataBlock.markBegin(out);
    metadata.version(header.version());
    out.writeStruct(metadata);
    metadataBlock.markEnd(out);
    L.log(Level.FINER, "metadataBlock: {0}", metadataBlock);
}

Example 5 with DataBlock

use of info.ata4.util.io.DataBlock in project disunity by ata4.

the class SerializedFileWriter method writeObjects.

private void writeObjects(DataWriter out) throws IOException {
    long ofsMin = Long.MAX_VALUE;
    long ofsMax = Long.MIN_VALUE;
    for (SerializedObjectData data : serialized.objectData()) {
        ByteBuffer bb = data.buffer();
        bb.rewind();
        out.align(8);
        ofsMin = Math.min(ofsMin, out.position());
        ofsMax = Math.max(ofsMax, out.position() + bb.remaining());
        ObjectInfo info = data.info();
        info.offset(out.position() - serialized.header().dataOffset());
        info.length(bb.remaining());
        out.writeBuffer(bb);
    }
    DataBlock objectDataBlock = serialized.objectDataBlock();
    objectDataBlock.offset(ofsMin);
    objectDataBlock.endOffset(ofsMax);
    L.log(Level.FINER, "objectDataBlock: {0}", objectDataBlock);
}