本文整理了Java中org.apache.jena.riot.RDFLanguages.fileExtToLang方法的一些代码示例，展示了RDFLanguages.fileExtToLang的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。RDFLanguages.fileExtToLang方法的具体详情如下：
包路径：org.apache.jena.riot.RDFLanguages
类名称：RDFLanguages
方法名：fileExtToLang

RDFLanguages.fileExtToLang介绍

[英]Try to map a file extension to a Lang; return null on no registered mapping
[中]尝试将文件扩展名映射到Lang；未注册映射时返回null

代码示例

代码示例来源：origin: org.apache.clerezza.ext/org.apache.jena.jena-arq

/** Try to map a file name to a {@link Lang}; return null on no registered mapping */
public static Lang filenameToLang(String filename)
{
  if ( filename == null ) return null ;
  if ( filename.endsWith(".gz") )
    filename = filename.substring(0, filename.length()-3) ;
  return fileExtToLang(FileUtils.getFilenameExt(filename)) ;
}

代码示例来源：origin: apache/jena

/** Try to map a URI or file name to a {@link Lang}; return null on no registered mapping. */
public static Lang filenameToLang(String filename)
{
  if ( filename == null )
    return null;
  // Remove any URI fragment (there can be only one # in a URI).
  // Pragmatically, assume any # is URI related.
  // URIs can be relative.
  int iHash = filename.indexOf('#');
  if ( iHash  > 0 )
    filename = filename.substring(0, iHash);
  // Gzip or BZip2 compressed?
  filename = IO.filenameNoCompression(filename);
  return fileExtToLang(FileUtils.getFilenameExt(filename));
}