@Path("{rowspec: [^*]+}")
  public RowResource getRowResource(
    // We need the @Encoded decorator so Jersey won't urldecode before
    // the RowSpec constructor has a chance to parse
    final @PathParam("rowspec") @Encoded String rowspec, final @QueryParam("v") String versions,
    final @QueryParam("check") String check, final @QueryParam("rr") String returnResult,
    final @HeaderParam("Encoding") String keyEncodingHeader,
    final @QueryParam(Constants.KEY_ENCODING_QUERY_PARAM_NAME) String keyEncodingQuery)
    throws IOException {
    String keyEncoding = (keyEncodingHeader != null) ? keyEncodingHeader : keyEncodingQuery;
    return new RowResource(this, rowspec, versions, check, returnResult, keyEncoding);
  }
Returns true if the table exists n
hbase-rest/src/main/java/org/apache/hadoop/hbase/rest/TableResource.java