org.apache.calcite.avatica.remote.MockJsonService Maven / Gradle / Ivy
/*
* 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.calcite.avatica.remote;
import org.apache.calcite.avatica.AvaticaConnection;
import java.util.HashMap;
import java.util.Map;
/**
* Mock implementation of {@link Service}
* that encodes its requests and responses as JSON
* and looks up responses from a pre-defined map.
*/
public class MockJsonService extends JsonService {
private final Map map;
public MockJsonService(Map map) {
this.map = map;
}
@Override public String apply(String request) {
final String response = map.get(request);
if (response == null) {
throw new RuntimeException("No response for " + request);
}
return response;
}
/** Factory that creates a {@code MockJsonService}. */
public static class Factory implements Service.Factory {
public Service create(AvaticaConnection connection) {
final Map map1 = new HashMap();
map1.put(
"{\"request\":\"getSchemas\",\"catalog\":null,\"schemaPattern\":{\"s\":null}}",
"{\"response\":\"resultSet\", rows: []}");
return new MockJsonService(map1);
}
}
}
// End MockJsonService.java