uptimedatasource.jsp

<%@page session="false" import="
        org.apache.sling.api.resource.Resource,
        org.apache.sling.api.resource.ResourceUtil,
        org.apache.sling.api.resource.ValueMap,
        org.apache.sling.api.resource.ResourceResolver,
        org.apache.sling.api.resource.ResourceMetadata,
        org.apache.sling.api.wrappers.ValueMapDecorator,
        java.util.List,
        java.util.ArrayList,
        java.util.HashMap,
        java.util.Locale,
        com.adobe.granite.ui.components.ds.DataSource,
        com.adobe.granite.ui.components.ds.EmptyDataSource,
        com.adobe.granite.ui.components.ds.SimpleDataSource,
        com.adobe.granite.ui.components.ds.ValueMapResource,
        com.day.cq.wcm.api.Page,
        com.day.cq.wcm.api.PageManager"%><%
%><%@taglib prefix="cq" uri="http://www.day.com/taglibs/cq/1.0" %><%
%><cq:defineObjects/><%

request.setAttribute(DataSource.class.getName(), EmptyDataSource.instance());
Locale locale = request.getLocale();
Resource datasource = resource.getChild("datasource");
ResourceResolver resolver = resource.getResourceResolver();
ValueMap dsProperties = ResourceUtil.getValueMap(datasource);
String genericListPath = dsProperties.get("path", String.class);

// What fields and values do we want from the children resources? This should be inside the component dialog.
String itemResourceType = dsProperties.get("itemResourceType", String.class);

// If the path isn't null,  get the resource and loop through the children.
if (genericListPath != null) {
  
  Resource parentResource = resourceResolver.getResource(genericListPath);

  if (parentResource != null) {

    // Create a list to stuff our values
    List<Resource> fakeResourceList = new ArrayList<Resource>();

    // Grab the children and get their properties.
    for(Resource child : parentResource.getChildren()){

      ValueMap vm = new ValueMapDecorator(new HashMap<String, Object>());

      ValueMap childProperties = ResourceUtil.getValueMap(child);

      vm.put("month", childProperties.get("month", String.class));
      vm.put("year", childProperties.get("year", Long.class));
      vm.put("percent", childProperties.get("percent", Double.class));
      vm.put("path", child.getPath());
      vm.put("name", child.getName());

      fakeResourceList.add(new ValueMapResource(resolver, "", itemResourceType, vm));
    }

    // Create a new data source from iterating through our fakedResourceList
    DataSource ds = new SimpleDataSource(fakeResourceList.iterator());
    
    // Add the datasource to our request to later expose in the view
    request.setAttribute(DataSource.class.getName(), ds);
  }
}
%>