core/src/main/java/com/orientechnologies/orient/core/sql/parser/OCreateIndexStatement.java
private ODocument calculateMetadata(OCommandContext ctx) {
    if (metadata == null) {
      return null;
    }
    return metadata.toDocument(null, ctx);
  }
private ODocument calculateMetadata(OCommandContext ctx) {
    if (metadata == null) {
      return null;
    }
    return metadata.toDocument(null, ctx);
  }
private ODocument calculateMetadata ( OCommandContext ctx ) { if ( metadata == null ) { return null ; } return metadata . toDocument ( null , ctx ) ; }
returns index metadata as an ODocuemnt (as expected by Index API)
returns index metadata as an ODocuemnt ( as expected by Index API )