TLD is the abbreviation of taglib description
The last piece in the custom label puzzle is the TLD (Tag library descriptor) file. Each tag you create must be declared in a TLD file, and this file must be deployed along with the Java processor class for the tag. As seen in the previous section, the servlet container knows where to place the TLD file because the path has been declared in the Web. XML standard servlet configuration file.
The last piece in the custom label puzzle is the TLD (Tag library descriptor) file. Each tag you create must be declared in a TLD file, and this file must be deployed along with the Java processor class for the tag. As seen in the previous section, the servlet container knows where to place the TLD file because the path has been declared in the Web. XML standard servlet configuration file.
Spring.tld
"TLD" Tag Library descriptor