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The official Couchbase Java SDK
/**
* Copyright (C) 2009-2013 Couchbase, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALING
* IN THE SOFTWARE.
*/
package com.couchbase.client.protocol.views;
import java.net.HttpURLConnection;
import java.text.ParseException;
import java.util.Iterator;
import net.spy.memcached.ops.OperationErrorType;
import net.spy.memcached.ops.OperationException;
import net.spy.memcached.ops.OperationStatus;
import org.apache.http.HttpRequest;
import org.apache.http.HttpResponse;
import org.codehaus.jettison.json.JSONException;
import org.codehaus.jettison.json.JSONObject;
/**
* A SpatialViewOperationImpl.
*/
public class SpatialViewFetcherOperationImpl extends HttpOperationImpl
implements SpatialViewFetcherOperation {
private final String bucketName;
private final String designDocName;
private final String viewName;
public SpatialViewFetcherOperationImpl(HttpRequest r, String bucketName,
String designDocName, String viewName, ViewFetcherCallback viewCallback) {
super(r, viewCallback);
this.bucketName = bucketName;
this.designDocName = designDocName;
this.viewName = viewName;
}
@Override
public void handleResponse(HttpResponse response) {
String json = getEntityString(response);
try {
SpatialView view = parseDesignDocumentForView(bucketName, designDocName,
viewName, json);
int errorcode = response.getStatusLine().getStatusCode();
if (errorcode == HttpURLConnection.HTTP_OK) {
((SpatialViewFetcherOperation.ViewFetcherCallback) callback)
.gotData(view);
callback.receivedStatus(new OperationStatus(true, "OK"));
} else {
callback.receivedStatus(new OperationStatus(false,
Integer.toString(errorcode)));
}
} catch (ParseException e) {
exception = new OperationException(OperationErrorType.GENERAL,
"Error parsing JSON");
}
callback.complete();
}
private SpatialView parseDesignDocumentForView(String dn, String ddn,
String viewname, String json) throws ParseException {
SpatialView view = null;
if (json != null) {
try {
JSONObject base = new JSONObject(json);
if (base.has("error")) {
return null;
}
if (base.has("spatial")) {
JSONObject views = base.getJSONObject("spatial");
Iterator> itr = views.keys();
while (itr.hasNext()) {
String curView = (String) itr.next();
if (curView.equals(viewname)) {
view = new SpatialView(dn, ddn, viewname);
break;
}
}
}
} catch (JSONException e) {
throw new ParseException("Cannot read json: " + json, 0);
}
}
return view;
}
}
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