Created
August 17, 2012 03:32
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Couchbase View query w/ Java: how to quote startkey?
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/* | |
export CLASSPATH | |
CLASSPATH=`echo 1.1/*.jar | tr \ :`: | |
javac CouchbaseView/App.java | |
java CouchbaseView.App | |
*/ | |
package CouchbaseView; | |
import com.couchbase.client.CouchbaseClient; | |
import com.couchbase.client.protocol.views.*; | |
import java.net.URI; | |
import java.util.ArrayList; | |
import java.util.Iterator; | |
import java.util.List; | |
public class App { | |
public static void main(String args[]) { | |
String key = "key"; | |
String value = "Hello World"; | |
if (args.length > 0) { key = args[0]; } | |
if (args.length > 1) { value = args[1]; } | |
CouchbaseClient cbc; | |
try { | |
List<URI> baseURIs = new ArrayList<URI>(); | |
baseURIs.add(new URI("http://10.4.2.13:8091/pools")); | |
cbc = new CouchbaseClient(baseURIs, "default", ""); | |
View view = cbc.getView("dev_my_app", "by_level"); | |
Query myQuery = new Query(); | |
/* This works from the shell, but how to get Java to quote OK? | |
$ curl 'http://10.4.2.13:8092/default/_design/my_app/_view/by_level?startkey=%5B"Level+2"%5D&endkey=%5B"Level+3"%5D' | |
{"total_rows":12,"rows":[ | |
{"id":"eeeee==2222--11","key":["Level 2","ERRORED",1,"DIAPERS"],"value":12}, | |
{"id":"wrwtwt==474--2","key":["Level 2","WAITING",1,"CPS_DEV32"],"value":12} | |
] | |
} | |
I get the following output when I run the program: | |
Query string '?startkey="%5B"Level+2"%5D"' | |
Error testing Couchbase: java.lang.RuntimeException: Failed to access the view | |
*/ | |
myQuery.setRangeStart("%5B\"Level+2\"%5D"); | |
System.err.println("Query string '" + myQuery + "'"); | |
ViewResponse queryResults = cbc.query(view, myQuery); | |
Iterator<ViewRow> walkthrough = queryResults.iterator(); | |
System.err.println("Found " + queryResults.size() + " docs."); | |
while (walkthrough.hasNext()) { | |
ViewRow row = walkthrough.next(); | |
System.err.println("id: " + row.getId() | |
+ ", info: " + row.getKey() | |
+ ", score: " + row.getValue() | |
); | |
} | |
System.exit(0); | |
} catch (Exception e) { | |
System.err.println("Error testing Couchbase: " + e); | |
System.exit(1); | |
} | |
} | |
} |
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