/*
* 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.cassandra.tools;
import static org.hamcrest.CoreMatchers.is;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertThat;
import static org.junit.matchers.JUnitMatchers.hasItem;
import static org.apache.cassandra.io.sstable.SSTableUtils.tempSSTableFile;
import static org.apache.cassandra.utils.ByteBufferUtil.hexToBytes;
import java.io.File;
import java.io.IOException;
import java.net.URI;
import java.net.URISyntaxException;
import org.hamcrest.Description;
import org.hamcrest.Matcher;
import org.junit.Test;
import org.junit.internal.matchers.TypeSafeMatcher;
import org.apache.cassandra.SchemaLoader;
import org.apache.cassandra.Util;
import org.apache.cassandra.cql3.QueryProcessor;
import org.apache.cassandra.cql3.UntypedResultSet;
import org.apache.cassandra.cql3.UntypedResultSet.Row;
import org.apache.cassandra.db.*;
import org.apache.cassandra.db.columniterator.OnDiskAtomIterator;
import org.apache.cassandra.db.filter.QueryFilter;
import org.apache.cassandra.io.sstable.Descriptor;
import org.apache.cassandra.io.sstable.SSTableReader;
public class SSTableImportTest extends SchemaLoader
{
@Test
public void testImportSimpleCf() throws IOException, URISyntaxException
{
// Import JSON to temp SSTable file
String jsonUrl = resourcePath("SimpleCF.json");
File tempSS = tempSSTableFile("Keyspace1", "Standard1");
new SSTableImport(true).importJson(jsonUrl, "Keyspace1", "Standard1", tempSS.getPath());
// Verify results
SSTableReader reader = SSTableReader.open(Descriptor.fromFilename(tempSS.getPath()));
QueryFilter qf = QueryFilter.getIdentityFilter(Util.dk("rowA"), "Standard1", System.currentTimeMillis());
OnDiskAtomIterator iter = qf.getSSTableColumnIterator(reader);
ColumnFamily cf = cloneForAdditions(iter);
while (iter.hasNext()) cf.addAtom(iter.next());
assert cf.getColumn(Util.cellname("colAA")).value().equals(hexToBytes("76616c4141"));
assert !(cf.getColumn(Util.cellname("colAA")) instanceof BufferDeletedCell);
Cell expCol = cf.getColumn(Util.cellname("colAC"));
assert expCol.value().equals(hexToBytes("76616c4143"));
assert expCol instanceof ExpiringCell;
assert ((ExpiringCell)expCol).getTimeToLive() == 42 && expCol.getLocalDeletionTime() == 2000000000;
}
private ColumnFamily cloneForAdditions(OnDiskAtomIterator iter)
{
return iter.getColumnFamily().cloneMeShallow(ArrayBackedSortedColumns.factory, false);
}
private String resourcePath(String name) throws URISyntaxException
{
// Naive resource.getPath fails on Windows in many cases, for example if there are spaces in the path
// which get encoded as %20 which Windows doesn't like. The trick is to create a URI first, which satisfies all platforms.
return new URI(getClass().getClassLoader().getResource(name).toString()).getPath();
}
@Test
public void testImportUnsortedMode() throws IOException, URISyntaxException
{
String jsonUrl = resourcePath("UnsortedCF.json");
File tempSS = tempSSTableFile("Keyspace1", "Standard1");
new SSTableImport().importJson(jsonUrl, "Keyspace1", "Standard1", tempSS.getPath());
SSTableReader reader = SSTableReader.open(Descriptor.fromFilename(tempSS.getPath()));
QueryFilter qf = QueryFilter.getIdentityFilter(Util.dk("rowA"), "Standard1", System.currentTimeMillis());
OnDiskAtomIterator iter = qf.getSSTableColumnIterator(reader);
ColumnFamily cf = cloneForAdditions(iter);
while (iter.hasNext())
cf.addAtom(iter.next());
assert cf.getColumn(Util.cellname("colAA")).value().equals(hexToBytes("76616c4141"));
assert !(cf.getColumn(Util.cellname("colAA")) instanceof BufferDeletedCell);
Cell expCol = cf.getColumn(Util.cellname("colAC"));
assert expCol.value().equals(hexToBytes("76616c4143"));
assert expCol instanceof ExpiringCell;
assert ((ExpiringCell) expCol).getTimeToLive() == 42 && expCol.getLocalDeletionTime() == 2000000000;
}
@Test
public void testImportWithDeletionInfoMetadata() throws IOException, URISyntaxException
{
// Import JSON to temp SSTable file
String jsonUrl = resourcePath("SimpleCFWithDeletionInfo.json");
File tempSS = tempSSTableFile("Keyspace1", "Standard1");
new SSTableImport(true).importJson(jsonUrl, "Keyspace1", "Standard1", tempSS.getPath());
// Verify results
SSTableReader reader = SSTableReader.open(Descriptor.fromFilename(tempSS.getPath()));
QueryFilter qf = QueryFilter.getIdentityFilter(Util.dk("rowA"), "Standard1", System.currentTimeMillis());
OnDiskAtomIterator iter = qf.getSSTableColumnIterator(reader);
ColumnFamily cf = cloneForAdditions(iter);
assertEquals(cf.deletionInfo(), new DeletionInfo(0, 0));
while (iter.hasNext())
cf.addAtom(iter.next());
assert cf.getColumn(Util.cellname("colAA")).value().equals(hexToBytes("76616c4141"));
assert !(cf.getColumn(Util.cellname("colAA")) instanceof BufferDeletedCell);
Cell expCol = cf.getColumn(Util.cellname("colAC"));
assert expCol.value().equals(hexToBytes("76616c4143"));
assert expCol instanceof ExpiringCell;
assert ((ExpiringCell) expCol).getTimeToLive() == 42 && expCol.getLocalDeletionTime() == 2000000000;
}
@Test
public void testImportCounterCf() throws IOException, URISyntaxException
{
// Import JSON to temp SSTable file
String jsonUrl = resourcePath("CounterCF.json");
File tempSS = tempSSTableFile("Keyspace1", "Counter1");
new SSTableImport(true).importJson(jsonUrl, "Keyspace1", "Counter1", tempSS.getPath());
// Verify results
SSTableReader reader = SSTableReader.open(Descriptor.fromFilename(tempSS.getPath()));
QueryFilter qf = QueryFilter.getIdentityFilter(Util.dk("rowA"), "Counter1", System.currentTimeMillis());
OnDiskAtomIterator iter = qf.getSSTableColumnIterator(reader);
ColumnFamily cf = cloneForAdditions(iter);
while (iter.hasNext()) cf.addAtom(iter.next());
Cell c = cf.getColumn(Util.cellname("colAA"));
assert c instanceof CounterCell : c;
assert ((CounterCell) c).total() == 42;
}
@Test
/*
* The schema is
* CREATE TABLE cql_keyspace.table1 (k int PRIMARY KEY, v1 text, v2 int)
* */
public void shouldImportCqlTable() throws IOException, URISyntaxException
{
String cql_keyspace = "cql_keyspace";
String cql_table = "table1";
String jsonUrl = resourcePath("CQLTable.json");
File tempSS = tempSSTableFile(cql_keyspace, cql_table);
new SSTableImport(true).importJson(jsonUrl, cql_keyspace, cql_table, tempSS.getPath());
SSTableReader reader = SSTableReader.open(Descriptor.fromFilename(tempSS.getPath()));
Keyspace.open(cql_keyspace).getColumnFamilyStore(cql_table).addSSTable(reader);
UntypedResultSet result = QueryProcessor.executeOnceInternal(String.format("SELECT * FROM %s.%s", cql_keyspace, cql_table));
assertThat(result.size(), is(2));
assertThat(result, hasItem(withElements(1, "NY", 1980)));
assertThat(result, hasItem(withElements(2, "CA", 2014)));
}
@Test(expected=AssertionError.class)
public void shouldRejectEmptyCellNamesForNonCqlTables() throws IOException, URISyntaxException
{
String jsonUrl = resourcePath("CQLTable.json");
File tempSS = tempSSTableFile("Keyspace1", "Counter1");
new SSTableImport(true).importJson(jsonUrl, "Keyspace1", "Counter1", tempSS.getPath());
}
private static Matcher<UntypedResultSet.Row> withElements(final int key, final String v1, final int v2) {
return new TypeSafeMatcher<UntypedResultSet.Row>()
{
@Override
public boolean matchesSafely(Row input)
{
if (!input.has("k") || !input.has("v1") || !input.has("v2"))
return false;
return input.getInt("k") == key
&& input.getString("v1").equals(v1)
&& input.getInt("v2") == v2;
}
@Override
public void describeTo(Description description)
{
description.appendText(String.format("a row containing: %s, %s, %s", key, v1, v2));
}
};
}
}