/**
* Copyright (C) 2009 - present by OpenGamma Inc. and the OpenGamma group of companies
*
* Please see distribution for license.
*/
package com.opengamma.web.region;
import java.net.URI;
import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
import javax.ws.rs.core.Context;
import javax.ws.rs.core.EntityTag;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Request;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.Response.ResponseBuilder;
import org.apache.commons.lang.StringUtils;
import org.joda.beans.impl.flexi.FlexiBean;
import com.opengamma.id.UniqueId;
import com.opengamma.master.region.RegionDocument;
import com.opengamma.master.region.RegionSearchRequest;
import com.opengamma.master.region.RegionSearchResult;
import com.opengamma.util.paging.PagingRequest;
/**
* RESTful resource for a version of a region.
*/
@Path("/regions/{regionId}/versions/{versionId}")
@Produces(MediaType.TEXT_HTML)
public class WebRegionVersionResource extends AbstractWebRegionResource {
/**
* Creates the resource.
* @param parent the parent resource, not null
*/
public WebRegionVersionResource(final AbstractWebRegionResource parent) {
super(parent);
}
//-------------------------------------------------------------------------
@GET
public String getHTML() {
FlexiBean out = createRootData();
return getFreemarker().build(HTML_DIR + "regionversion.ftl", out);
}
@GET
@Produces(MediaType.APPLICATION_JSON)
public Response getJSON(@Context Request request) {
EntityTag etag = new EntityTag(data().getVersioned().getUniqueId().toString());
ResponseBuilder builder = request.evaluatePreconditions(etag);
if (builder != null) {
return builder.build();
}
RegionSearchRequest search = new RegionSearchRequest();
search.setPagingRequest(PagingRequest.ALL); // may need to add paging
search.setChildrenOfId(data().getVersioned().getUniqueId());
RegionSearchResult children = data().getRegionMaster().search(search);
data().setRegionChildren(children.getDocuments());
for (UniqueId parentId : data().getRegion().getRegion().getParentRegionIds()) {
RegionDocument parent = data().getRegionMaster().get(parentId);
data().getRegionParents().add(parent);
}
FlexiBean out = createRootData();
String json = getFreemarker().build(JSON_DIR + "region.ftl", out);
return Response.ok(json).tag(etag).build();
}
//-------------------------------------------------------------------------
/**
* Creates the output root data.
* @return the output root data, not null
*/
protected FlexiBean createRootData() {
FlexiBean out = super.createRootData();
RegionDocument latestDoc = data().getRegion();
RegionDocument versionedRegion = data().getVersioned();
out.put("latestRegionDoc", latestDoc);
out.put("latestRegion", latestDoc.getRegion());
out.put("regionDoc", versionedRegion);
out.put("region", versionedRegion.getRegion());
out.put("deleted", !latestDoc.isLatest());
out.put("regionParents", data().getRegionParents());
out.put("regionChildren", data().getRegionChildren());
return out;
}
//-------------------------------------------------------------------------
/**
* Builds a URI for this resource.
* @param data the data, not null
* @return the URI, not null
*/
public static URI uri(final WebRegionData data) {
return uri(data, null);
}
/**
* Builds a URI for this resource.
* @param data the data, not null
* @param overrideVersionId the override version id, null uses information from data
* @return the URI, not null
*/
public static URI uri(final WebRegionData data, final UniqueId overrideVersionId) {
String regionId = data.getBestRegionUriId(null);
String versionId = StringUtils.defaultString(overrideVersionId != null ? overrideVersionId.getVersion() : data.getUriVersionId());
return data.getUriInfo().getBaseUriBuilder().path(WebRegionVersionResource.class).build(regionId, versionId);
}
}