public UnixSshSeekableByteChannel truncate()

in src/main/java/com/pastdev/jsch/nio/file/UnixSshSeekableByteChannel.java [119:136]

• 17 lines of code
• 5 McCabe index (conditional complexity)

    public UnixSshSeekableByteChannel truncate( long size ) throws IOException {
        if ( !writeable ) {
            throw new NonWritableChannelException();
        }
        if ( size < 0 ) {
            throw new IllegalArgumentException( "size must be positive" );
        }
        if ( size >= this.size ) {
            return this;
        }

        provider.truncateFile( path, position );
        if ( position > size ) {
            position = size;
        }
        this.size = size;
        return this;
    }