43 lines
1.4 KiB
Java
43 lines
1.4 KiB
Java
/*
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Copyright 2019-2020 Dmitry Isaenko
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This file is part of Konogonka.
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Konogonka is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Konogonka is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Konogonka. If not, see <https://www.gnu.org/licenses/>.
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*/
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package libKonogonka.Tools;
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import java.io.IOException;
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import java.io.PipedInputStream;
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/**
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* Any class of this type must be able to accept data from stream (and file as any other).
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* */
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public abstract class ASuperInFileProvider {
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protected byte[] readFromStream(PipedInputStream pis, int size) throws IOException {
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byte[] buffer = new byte[size];
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int startingPos = 0;
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int readCnt;
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while (size > 0){
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readCnt = pis.read(buffer, startingPos, size);
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if (readCnt == -1)
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return null;
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startingPos += readCnt;
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size -= readCnt;
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}
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return buffer;
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}
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}
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