/*
* Copyright 2016-2017 the original author or authors.
*
* Licensed 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.springframework.cassandra.test.integration.support;
import lombok.SneakyThrows;
import java.net.URL;
import java.nio.charset.Charset;
import java.util.List;
import org.springframework.util.Assert;
import com.google.common.io.Resources;
/**
* An executable CQL data set. The data set can be created from class path resources and execution can be bound to a
* particular keyspace.
*
* @author Mark Paluch
*/
public class CqlDataSet {
private URL location = null;
private String keyspaceName = null;
private CqlDataSet(URL location, String keyspaceName) {
this.location = location;
this.keyspaceName = keyspaceName;
}
/**
* Obtain the {@link List} of statements to execute.
*
* @return
*/
public List<String> getCqlStatements() {
return getLines();
}
@SneakyThrows
private List<String> getLines() {
return Resources.readLines(location, Charset.defaultCharset());
}
/**
* Returns the optional keyspace name.
*
* @return
*/
public String getKeyspaceName() {
return keyspaceName;
}
/**
* Bind the {@link CqlDataSet} to a particular keyspace. Create a new instance of the {@link CqlDataSet} with the
* keyspace name set.
*
* @param keyspaceName
* @return
*/
public CqlDataSet executeIn(String keyspaceName) {
Assert.hasText(keyspaceName, "KeyspaceName must not be empty!");
return new CqlDataSet(location, keyspaceName);
}
/**
* Create a {@link CqlDataSet} from a class-path resource.
*
* @param resource
* @return
*/
public static CqlDataSet fromClassPath(String resource) {
URL url = Resources.getResource(resource);
return new CqlDataSet(url, null);
}
}