/**
* Copyright (C) 2009 - present by OpenGamma Inc. and the OpenGamma group of companies
*
* Please see distribution for license.
*/
package com.opengamma.web.exchange;
import java.net.URI;
import java.util.Iterator;
import java.util.List;
import javax.ws.rs.Consumes;
import javax.ws.rs.FormParam;
import javax.ws.rs.GET;
import javax.ws.rs.POST;
import javax.ws.rs.Path;
import javax.ws.rs.PathParam;
import javax.ws.rs.Produces;
import javax.ws.rs.QueryParam;
import javax.ws.rs.core.Context;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.MultivaluedMap;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.Response.Status;
import javax.ws.rs.core.UriBuilder;
import javax.ws.rs.core.UriInfo;
import org.apache.commons.lang.StringUtils;
import org.joda.beans.impl.flexi.FlexiBean;
import com.opengamma.DataNotFoundException;
import com.opengamma.id.ExternalId;
import com.opengamma.id.ExternalIdBundle;
import com.opengamma.id.ObjectId;
import com.opengamma.id.UniqueId;
import com.opengamma.master.exchange.ExchangeDocument;
import com.opengamma.master.exchange.ExchangeHistoryRequest;
import com.opengamma.master.exchange.ExchangeHistoryResult;
import com.opengamma.master.exchange.ExchangeMaster;
import com.opengamma.master.exchange.ExchangeSearchRequest;
import com.opengamma.master.exchange.ExchangeSearchResult;
import com.opengamma.master.exchange.ExchangeSearchSortOrder;
import com.opengamma.master.exchange.ManageableExchange;
import com.opengamma.util.paging.PagingRequest;
import com.opengamma.web.WebPaging;
/**
* RESTful resource for all exchanges.
* <p>
* The exchanges resource represents the whole of a exchange master.
*/
@Path("/exchanges")
public class WebExchangesResource extends AbstractWebExchangeResource {
/**
* Creates the resource.
* @param exchangeMaster the exchange master, not null
*/
public WebExchangesResource(final ExchangeMaster exchangeMaster) {
super(exchangeMaster);
}
//-------------------------------------------------------------------------
@GET
@Produces(MediaType.TEXT_HTML)
public String getHTML(
@QueryParam("pgIdx") Integer pgIdx,
@QueryParam("pgNum") Integer pgNum,
@QueryParam("pgSze") Integer pgSze,
@QueryParam("sort") String sort,
@QueryParam("name") String name,
@QueryParam("exchangeId") List<String> exchangeIdStrs,
@Context UriInfo uriInfo) {
PagingRequest pr = buildPagingRequest(pgIdx, pgNum, pgSze);
ExchangeSearchSortOrder so = buildSortOrder(sort, ExchangeSearchSortOrder.NAME_ASC);
FlexiBean out = createSearchResultData(pr, so, name, exchangeIdStrs, uriInfo);
return getFreemarker().build(HTML_DIR + "exchanges.ftl", out);
}
@GET
@Produces(MediaType.APPLICATION_JSON)
public String getJSON(
@QueryParam("pgIdx") Integer pgIdx,
@QueryParam("pgNum") Integer pgNum,
@QueryParam("pgSze") Integer pgSze,
@QueryParam("sort") String sort,
@QueryParam("name") String name,
@QueryParam("exchangeId") List<String> exchangeIdStrs,
@Context UriInfo uriInfo) {
PagingRequest pr = buildPagingRequest(pgIdx, pgNum, pgSze);
ExchangeSearchSortOrder so = buildSortOrder(sort, ExchangeSearchSortOrder.NAME_ASC);
FlexiBean out = createSearchResultData(pr, so, name, exchangeIdStrs, uriInfo);
return getFreemarker().build(JSON_DIR + "exchanges.ftl", out);
}
private FlexiBean createSearchResultData(PagingRequest pr, ExchangeSearchSortOrder so, String name,
List<String> exchangeIdStrs, UriInfo uriInfo) {
FlexiBean out = createRootData();
ExchangeSearchRequest searchRequest = new ExchangeSearchRequest();
searchRequest.setPagingRequest(pr);
searchRequest.setSortOrder(so);
searchRequest.setName(StringUtils.trimToNull(name));
MultivaluedMap<String, String> query = uriInfo.getQueryParameters();
for (int i = 0; query.containsKey("idscheme." + i) && query.containsKey("idvalue." + i); i++) {
ExternalId id = ExternalId.of(query.getFirst("idscheme." + i), query.getFirst("idvalue." + i));
searchRequest.addExternalId(id);
}
for (String exchangeIdStr : exchangeIdStrs) {
searchRequest.addObjectId(ObjectId.parse(exchangeIdStr));
}
out.put("searchRequest", searchRequest);
if (data().getUriInfo().getQueryParameters().size() > 0) {
ExchangeSearchResult searchResult = data().getExchangeMaster().search(searchRequest);
out.put("searchResult", searchResult);
out.put("paging", new WebPaging(searchResult.getPaging(), uriInfo));
}
return out;
}
//-------------------------------------------------------------------------
@POST
@Consumes(MediaType.APPLICATION_FORM_URLENCODED)
@Produces(MediaType.TEXT_HTML)
public Response postHTML(
@FormParam("name") String name,
@FormParam("idscheme") String idScheme,
@FormParam("idvalue") String idValue,
@FormParam("regionscheme") String regionScheme,
@FormParam("regionvalue") String regionValue) {
name = StringUtils.trimToNull(name);
idScheme = StringUtils.trimToNull(idScheme);
idValue = StringUtils.trimToNull(idValue);
regionScheme = StringUtils.trimToNull(regionScheme);
regionValue = StringUtils.trimToNull(regionValue);
if (name == null || idScheme == null || idValue == null) {
FlexiBean out = createRootData();
if (name == null) {
out.put("err_nameMissing", true);
}
if (idScheme == null) {
out.put("err_idschemeMissing", true);
}
if (idValue == null) {
out.put("err_idvalueMissing", true);
}
if (regionScheme == null) {
out.put("err_regionschemeMissing", true);
}
if (regionValue == null) {
out.put("err_regionvalueMissing", true);
}
String html = getFreemarker().build(HTML_DIR + "exchanges-add.ftl", out);
return Response.ok(html).build();
}
URI uri = createExchange(name, idScheme, idValue, regionScheme, regionValue);
return Response.seeOther(uri).build();
}
@POST
@Consumes(MediaType.APPLICATION_FORM_URLENCODED)
@Produces(MediaType.APPLICATION_JSON)
public Response postJSON(
@FormParam("name") String name,
@FormParam("idscheme") String idScheme,
@FormParam("idvalue") String idValue,
@FormParam("regionscheme") String regionScheme,
@FormParam("regionvalue") String regionValue) {
name = StringUtils.trimToNull(name);
idScheme = StringUtils.trimToNull(idScheme);
idValue = StringUtils.trimToNull(idValue);
regionScheme = StringUtils.trimToNull(regionScheme);
regionValue = StringUtils.trimToNull(regionValue);
if (name == null || idScheme == null || idValue == null) {
return Response.status(Status.BAD_REQUEST).build();
}
URI uri = createExchange(name, idScheme, idValue, regionScheme, regionValue);
return Response.created(uri).build();
}
private URI createExchange(String name, String idScheme, String idValue, String regionScheme, String regionValue) {
ExternalId id = ExternalId.of(idScheme, idValue);
ExternalId region = ExternalId.of(regionScheme, regionValue);
ManageableExchange exchange = new ManageableExchange(ExternalIdBundle.of(id), name, ExternalIdBundle.of(region), null);
ExchangeDocument doc = new ExchangeDocument(exchange);
ExchangeDocument added = data().getExchangeMaster().add(doc);
URI uri = data().getUriInfo().getAbsolutePathBuilder().path(added.getUniqueId().toLatest().toString()).build();
return uri;
}
//-------------------------------------------------------------------------
@Path("{exchangeId}")
public WebExchangeResource findExchange(@PathParam("exchangeId") String idStr) {
data().setUriExchangeId(idStr);
UniqueId oid = UniqueId.parse(idStr);
try {
ExchangeDocument doc = data().getExchangeMaster().get(oid);
data().setExchange(doc);
} catch (DataNotFoundException ex) {
ExchangeHistoryRequest historyRequest = new ExchangeHistoryRequest(oid);
historyRequest.setPagingRequest(PagingRequest.ONE);
ExchangeHistoryResult historyResult = data().getExchangeMaster().history(historyRequest);
if (historyResult.getDocuments().size() == 0) {
return null;
}
data().setExchange(historyResult.getFirstDocument());
}
return new WebExchangeResource(this);
}
//-------------------------------------------------------------------------
/**
* Creates the output root data.
* @return the output root data, not null
*/
protected FlexiBean createRootData() {
FlexiBean out = super.createRootData();
ExchangeSearchRequest searchRequest = new ExchangeSearchRequest();
out.put("searchRequest", searchRequest);
return out;
}
//-------------------------------------------------------------------------
/**
* Builds a URI for exchanges.
* @param data the data, not null
* @return the URI, not null
*/
public static URI uri(WebExchangeData data) {
return uri(data, null);
}
/**
* Builds a URI for exchanges.
* @param data the data, not null
* @param identifiers the identifiers to search for, may be null
* @return the URI, not null
*/
public static URI uri(WebExchangeData data, ExternalIdBundle identifiers) {
UriBuilder builder = data.getUriInfo().getBaseUriBuilder().path(WebExchangesResource.class);
if (identifiers != null) {
Iterator<ExternalId> it = identifiers.iterator();
for (int i = 0; it.hasNext(); i++) {
ExternalId id = it.next();
builder.queryParam("idscheme." + i, id.getScheme().getName());
builder.queryParam("idvalue." + i, id.getValue());
}
}
return builder.build();
}
}