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Java example source code file (decorator.js)

This example Java source code file (decorator.js) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

The decorator.js Java example source code



//   <h3>Logger context

function decorate() {
  var anchor = findAnchorInURL(document.URL);
  decoratePropertiesInTables(anchor);
  decorateDoAnchor(anchor);
  decorateConversionWordInTables(anchor);
}

// ----------------------------------------------
function findAnchorInURL(url) {

 if(url == null) return null
  var index = url.lastIndexOf("#");
  if(index != -1 && (index+1) < url.length) 
    return url.substr(index+1);
  else 
    return null;
}

// ----------------------------------------------
function decoratePropertiesInTables(anchor) {

 //if(1==1) return;
 var elems = $('tr td:first-child span.prop');

 for(var i = 0; i < elems.length; i++) {
   var e = elems[i];
   var p = e.parentNode;
   if(p == null) continue;

   var tmpHTML = p.innerHTML;
   var propName = e.innerHTML;
   var nameAttr = $(e).attr('name')
    
   if(nameAttr == null) {
     var containerAttr = $(e).attr('container')
     if(containerAttr != null) 
       nameAttr = containerAttr+capitaliseFirstLetter(propName);
     else 
       nameAttr = propName;
   }
   
   p.innerHTML = "<a name='" + nameAttr + "' href='#" + nameAttr +
                "'><span class='anchor'/>" +tmpHTML +"";
   scrollIfMatch(p, nameAttr, anchor);
 } // for 
}

function decorateConversionWordInTables(anchor) {
 var elems = $('tr td.word');
 for(var i = 0; i < elems.length; i++) {
   var e = elems[i];
   var tmpHTML = e.innerHTML;
   var nameAttr = $(e).attr('name')
   if(nameAttr == null) 
     continue;
   e.innerHTML = "<a name='" + nameAttr + "' href='#" + nameAttr +
                "'><span class='anchor'/>" +tmpHTML;
   scrollIfMatch(e, nameAttr, anchor);
 }
}


function decorateDoAnchor(anchor) {
   var elems = $('.doAnchor');
   for(var i = 0; i < elems.length; i++) {
     var e = elems[i];
     var tmpHTML = e.innerHTML;
     var nameAttr = $(e).attr('name')
     if(nameAttr == null) {
       nameAttr = camelCase($.trim(tmpHTML))
     }
     e.innerHTML = "<a name='" + nameAttr + "' href='#" + nameAttr +
                "'><span class='anchor'/>" +tmpHTML;
     scrollIfMatch(e, nameAttr, anchor);
   }
} 

function scrollIfMatch(element, nameAttr, anchor) {
  if(anchor != null && nameAttr.toString() == anchor)
     element.scrollIntoView(true);


}

function capitaliseFirstLetter(str) {
  return str.charAt(0).toUpperCase() + str.slice(1);
}


function camelCase(str) {  
  var res = str.trim().replace(/\s\w/g, function(match) {
              return match.trim().toUpperCase();
            });
  return res;
}

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