132 lines
2.7 KiB
Java
132 lines
2.7 KiB
Java
package us.shandian.giga.io;
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import androidx.annotation.NonNull;
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import org.schabi.newpipe.streams.io.SharpStream;
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import java.io.File;
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import java.io.FileNotFoundException;
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import java.io.IOException;
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import java.io.RandomAccessFile;
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/**
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* @author kapodamy
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*/
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public class FileStream extends SharpStream {
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public RandomAccessFile source;
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public FileStream(@NonNull File target) throws FileNotFoundException {
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this.source = new RandomAccessFile(target, "rw");
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}
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public FileStream(@NonNull String path) throws FileNotFoundException {
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this.source = new RandomAccessFile(path, "rw");
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}
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@Override
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public int read() throws IOException {
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return source.read();
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}
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@Override
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public int read(byte[] b) throws IOException {
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return source.read(b);
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}
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@Override
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public int read(byte[] b, int off, int len) throws IOException {
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return source.read(b, off, len);
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}
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@Override
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public long skip(long pos) throws IOException {
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return source.skipBytes((int) pos);
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}
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@Override
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public long available() {
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try {
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return source.length() - source.getFilePointer();
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} catch (IOException e) {
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return 0;
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}
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}
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@Override
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public void close() {
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if (source == null) return;
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try {
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source.close();
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} catch (IOException err) {
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// nothing to do
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}
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source = null;
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}
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@Override
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public boolean isClosed() {
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return source == null;
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}
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@Override
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public void rewind() throws IOException {
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source.seek(0);
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}
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@Override
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public boolean canRewind() {
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return true;
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}
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@Override
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public boolean canRead() {
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return true;
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}
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@Override
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public boolean canWrite() {
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return true;
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}
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@Override
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public boolean canSeek() {
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return true;
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}
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@Override
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public boolean canSetLength() {
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return true;
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}
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@Override
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public void write(byte value) throws IOException {
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source.write(value);
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}
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@Override
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public void write(byte[] buffer) throws IOException {
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source.write(buffer);
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}
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@Override
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public void write(byte[] buffer, int offset, int count) throws IOException {
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source.write(buffer, offset, count);
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}
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@Override
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public void setLength(long length) throws IOException {
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source.setLength(length);
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}
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@Override
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public void seek(long offset) throws IOException {
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source.seek(offset);
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}
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@Override
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public long length() throws IOException {
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return source.length();
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}
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}
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