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package com.jn.agileway.ssh.client.impl.synergy.sftp;

import com.jn.agileway.ssh.client.sftp.SftpFile;
import com.jn.agileway.ssh.client.sftp.SftpSession;
import com.jn.agileway.ssh.client.sftp.attrs.FileAttrs;
import com.jn.agileway.ssh.client.sftp.exception.SftpException;

import java.io.IOException;

public class SynergySftpFile extends SftpFile {
    private com.sshtools.client.sftp.SftpFile delegate;

    SynergySftpFile(SftpSession session, String path, com.sshtools.client.sftp.SftpFile delegate) {
        super(session, path);
        this.delegate = delegate;
    }

    @Override
    public int read(long fileOffset, byte[] buffer, int bufferOffset, int length) throws IOException {
        try {
            return delegate.read(fileOffset, buffer, bufferOffset, length);
        } catch (Throwable ex) {
            throw new IOException(ex);
        }
    }

    @Override
    public void write(long fileOffset, byte[] data, int offset, int length) throws IOException {
        try {
            delegate.write(fileOffset, data, offset, length);
        } catch (Throwable ex) {
            throw new IOException(ex);
        }
    }

    @Override
    public void setAttributes(FileAttrs attrs) throws IOException {
        try {
            getSession().setStat(path, attrs);
        } catch (Throwable ex) {
            throw new SftpException(ex);
        }
    }

    @Override
    public FileAttrs getAttributes() throws IOException {
        try {
            return SynergySftps.fromSftpFileAttributes(delegate.getAttributes());
        } catch (Throwable ex) {
            throw new IOException(ex);
        }
    }

    @Override
    public void close() throws IOException {
        try {
            delegate.close();
        } catch (Throwable ex) {
            throw new IOException(ex);
        }
    }
}