@Override
  public ObjectNode execute(final HttpServletRequest request) throws Exception {

    // get cluster object
    Cluster cluster = repository.getCluster();

    // json object to be sent as response
    ObjectNode responseJSON = mapper.createObjectNode();

    JsonNode requestDataJSON = mapper.readTree(request.getParameter("pulseData"));
    String memberName = requestDataJSON.get("MemberRegions").get("memberName").textValue();

    Cluster.Member clusterMember = cluster.getMember(makeCompliantName(memberName));

    if (clusterMember != null) {
      responseJSON.put("memberId", clusterMember.getId());
      responseJSON.put(NAME, clusterMember.getName());
      responseJSON.put("host", clusterMember.getHost());

      // member's regions
      Cluster.Region[] memberRegions = clusterMember.getMemberRegionsList();
      ArrayNode regionsListJson = mapper.createArrayNode();
      for (Cluster.Region memberRegion : memberRegions) {
        ObjectNode regionJSON = mapper.createObjectNode();
        regionJSON.put(NAME, memberRegion.getName());

        regionJSON.put("fullPath", memberRegion.getFullPath());

        regionJSON.put("type", memberRegion.getRegionType());
        regionJSON.put("entryCount", memberRegion.getSystemRegionEntryCount());
        long entrySize = memberRegion.getEntrySize();

        String entrySizeInMB = FOUR_PLACE_DECIMAL_FORMAT.format(entrySize / (1024f * 1024f));

        if (entrySize < 0) {
          regionJSON.put(ENTRY_SIZE, VALUE_NA);
        } else {
          regionJSON.put(ENTRY_SIZE, entrySizeInMB);
        }
        regionJSON.put("scope", memberRegion.getScope());
        String diskStoreName = memberRegion.getDiskStoreName();
        if (StringUtils.isNotBlank(diskStoreName)) {
          regionJSON.put(DISC_STORE_NAME, diskStoreName);
          regionJSON.put(DISC_SYNCHRONOUS, memberRegion.isDiskSynchronous());
        } else {
          regionJSON.put(DISC_SYNCHRONOUS, VALUE_NA);
          regionJSON.put(DISC_STORE_NAME, "");
        }
        regionJSON.put("gatewayEnabled", memberRegion.getWanEnabled());

        regionsListJson.add(regionJSON);
      }
      responseJSON.set("memberRegions", regionsListJson);

      // response
      responseJSON.put("status", "Normal");

    }

    // Send json response
    return responseJSON;
  }
Class MemberRegionsService

This class contains implementations of getting Member's Regions details.

@since GemFire version 7.5
geode-pulse/src/main/java/org/apache/geode/tools/pulse/internal/service/MemberRegionsService.java