larksuite-oapi/src/main/java/com/larksuite/oapi/okio1_17/Buffer.java
public final Buffer readFrom(InputStream in, long byteCount) throws IOException {
    if (byteCount < 0) throw new IllegalArgumentException("byteCount < 0: " + byteCount);
    readFrom(in, byteCount, false);
    return this;
  }
/** Read {@code byteCount} bytes from {@code in} to this. */
Read  byteCount bytes from  in to this.
Read byteCount bytes from in to this .
public final Buffer readFrom(InputStream in, long byteCount) throws IOException {
    if (byteCount < 0) throw new IllegalArgumentException("byteCount < 0: " + byteCount);
    readFrom(in, byteCount, false);
    return this;
  }
public final Buffer readFrom ( InputStream in , long byteCount ) throws IOException { if ( byteCount < 0 ) throw new IllegalArgumentException ( "byteCount < 0: " + byteCount ) ; readFrom ( in , byteCount , false ) ; return this ; }
Read {@code byteCount} bytes from {@code in} to this.
Read { @code byteCount } bytes from { @code in } to this .