How to get all dam assets referred in a page?

At times when you quickly want to retrieve the list of all the assets that have been authored in a page, it can be an image, pdf, docs you can use this small piece of handy code. No need to write big and heavy services.

Here it has been shown as a simple class with a method getReferencesInPage(final String pagePath). When you are working on a project you can integrate this with service, servlets, sling model class according to your comfort and need.

Here is the main Asset API which has been used here. It returns a Map object, in case of servlets you can convert this Map objects to any String format , JSON format, etc.

package com.adobe.sample;

import org.apache.jackrabbit.JcrConstants;

import org.apache.sling.api.resource.Resource;

import org.apache.sling.api.resource.ResourceResolver;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

import com.day.cq.dam.api.Asset;

import com.day.cq.dam.api.DamConstants;

import com.day.cq.dam.commons.util.AssetReferenceSearch;

import java.util.Map;

import javax.jcr.Node;

public class AssetReferenceHelper {

 ResourceResolver resourceResolver = null;

 Logger log = LoggerFactory.getLogger(getClass());

 public Map < String, Asset > getReferencesInPage(final String pagePath) {

  log.info("Assets references to be retrieved for page {} ", pagePath);

  Resource resource = resourceResolver.getResource(pagePath + "/" + JcrConstants.JCR_CONTENT);

  Node pageNode = resource.adaptTo(Node.class);

  AssetReferenceSearch referenceSearch = new AssetReferenceSearch(pageNode, DamConstants.MOUNTPOINT_ASSETS, resourceResolver);

  if (referenceSearch.search().size() > 0) {

   log.info(" {} assets references on page {} ", referenceSearch.search().size(), pagePath);

   return referenceSearch.search();

  } else

   return null;

 }

}