public int read()

in src/main/java/org/apache/commons/text/StrBuilder.java [121:137]


        public int read(final char[] b, final int off, int len) {
            if (off < 0 || len < 0 || off > b.length || off + len > b.length || off + len < 0) {
                throw new IndexOutOfBoundsException();
            }
            if (len == 0) {
                return 0;
            }
            if (pos >= size()) {
                return -1;
            }
            if (pos + len > size()) {
                len = size() - pos;
            }
            StrBuilder.this.getChars(pos, pos + len, b, off);
            pos += len;
            return len;
        }