/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.sling.cassandra.test.data.populator;
import org.apache.commons.codec.binary.Base64;
import org.junit.Test;
import org.junit.Assert;
import me.prettyprint.cassandra.model.CqlQuery;
import me.prettyprint.cassandra.model.CqlRows;
import me.prettyprint.cassandra.serializers.StringSerializer;
import me.prettyprint.hector.api.Keyspace;
import me.prettyprint.hector.api.exceptions.HInvalidRequestException;
import me.prettyprint.hector.api.query.QueryResult;
import org.apache.sling.api.resource.Resource;
import org.apache.sling.cassandra.resource.provider.CassandraResourceProvider;
import org.apache.sling.cassandra.resource.provider.CassandraResourceResolver;
import org.apache.sling.cassandra.resource.provider.util.CassandraResourceProviderUtil;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.UnsupportedEncodingException;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.util.Iterator;
public class CassandraDataChildNodeIterableTest {
private static Logger LOGGER = LoggerFactory.getLogger(CassandraDataChildNodeIterableTest.class);
@Test
public void testGetChildrenData() {
String cf = "p1";
try {
String r1 = getrowID("/content/cassandra/" + cf + "/c1");
String r2 = getrowID("/content/cassandra/" + cf + "/c1/c2");
CassandraResourceProvider cassandraResourceProvider = new CassandraResourceProvider();
createColumnFamily(cf, cassandraResourceProvider.getKeyspace(), new StringSerializer());
cassandraResourceProvider.setColumnFamily(cf);
addData(cassandraResourceProvider.getKeyspace(), cf, new StringSerializer(),
new String[]{
"'" + r1 + "','/content/cassandra/" + cf + "/c1','nt:cassandra1','nt:supercass1','resolutionPathInfo=json'",
"'" + r2 + "','/content/cassandra/" + cf + "/c1/c2','nt:cassandra','nt:supercass2','resolutionPathInfo=json'"
});
getChildrenData(cassandraResourceProvider, cf);
} catch (Exception e) {
LOGGER.info("Ignore err" + e.getMessage());
}
}
private void getChildrenData(CassandraResourceProvider cassandraResourceProvider, String cf) {
Resource resource = cassandraResourceProvider.getResource(new CassandraResourceResolver(), "/content/cassandra/" + cf + "/c1");
Assert.assertNotNull(resource);
Iterable<Resource> iterableChildren = resource.getChildren();
Iterator<Resource> children = iterableChildren.iterator();
boolean hasChild = false;
while(children.hasNext()){
Resource r = children.next();
if(r.getPath().equals("/content/cassandra/" + cf + "/c1/c2")) {
Assert.assertNotNull(r);
Assert.assertEquals("/content/cassandra/" + cf + "/c1/c2",r.getPath());
hasChild = true;
}
}
Assert.assertTrue(hasChild);
}
private String getrowID(String path) throws NoSuchAlgorithmException, UnsupportedEncodingException {
MessageDigest md = MessageDigest.getInstance("SHA1");
String rowID = new String(Base64.encodeBase64(md.digest(CassandraResourceProviderUtil.getRemainingPath(path).getBytes("UTF-8"))));
return rowID;
}
private void createColumnFamily(String cf, Keyspace keyspace, StringSerializer se) {
String createCF = "CREATE COLUMNFAMILY " + cf + " (KEY varchar PRIMARY KEY,path varchar,resourceType varchar,resourceSuperType varchar,metadata varchar);";
CqlQuery<String, String, String> cqlQuery = new CqlQuery<String, String, String>(keyspace, se, se, se);
cqlQuery.setQuery(createCF);
try{
QueryResult<CqlRows<String, String, String>> result1 = cqlQuery.execute();
LOGGER.info(result1.get().getList().size() + " Finished.!");
}catch(HInvalidRequestException ignore){
LOGGER.debug("Column Family already exists "+ignore.getMessage());
}
}
private void addData(Keyspace keyspace, String cf, StringSerializer se, String[] dataArray) {
for (String data : dataArray) {
CqlQuery<String, String, String> cqlQuery = new CqlQuery<String, String, String>(keyspace, se, se, se);
String query = "insert into " + cf + " (KEY,path,resourceType,resourceSuperType,metadata) values (" + data + ");";
cqlQuery.setQuery(query);
cqlQuery.execute();
}
}
}