Save to PDF and Docx gives different result

Hello,

I try to export same table to docx and pdf give different result when we try to modify cell paragraph format.

Here is example code which I use:

Document doc = new Document();
DocumentBuilder builder = new DocumentBuilder(doc);
builder.startTable();
builder.insertCell();
builder.write("aaa\t");
builder.getCurrentParagraph().getParagraphFormat().getTabStops().add(
    100,
    TabAlignment.RIGHT,
    TabLeader.DOTS
);
builder.insertCell();
builder.write("bbb");
builder.insertCell();
builder.write("ccc");
builder.endRow();
builder.insertCell();
builder.write("aaa\t");
builder.insertCell();
builder.write("bbb");
builder.insertCell();
builder.write("ccc");
builder.endRow();
builder.endTable();

builder.writeln();

builder.startTable();
builder.insertCell();
builder.write("aaa\t");
builder.insertCell();
builder.write("bbb");
builder.insertCell();
builder.write("ccc");
builder.endRow();
builder.insertCell();
builder.write("aaa\t");
builder.insertCell();
builder.write("bbb");
builder.insertCell();
builder.write("ccc");
builder.endRow();
builder.endTable();

doc.save("a.docx");
doc.save("a.pdf");

And here are example result which I receive for docx and pdf:
image.png (27.4 KB)

Btw why column expands when I add tab stop? I expected it will stay exactly the same.

@ANDREA.FARRIS
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Issue ID(s): WORDSNET-24989

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