com.google.gerrit.server.schema.BaseDataSourceType Maven / Gradle / Ivy
// Copyright (C) 2012 The Android Open Source Project
//
// 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 com.google.gerrit.server.schema;
import com.google.gerrit.reviewdb.server.ReviewDb;
import java.io.IOException;
import java.io.InputStream;
public abstract class BaseDataSourceType implements DataSourceType {
private static final String DEFAULT_VALIDATION_QUERY = "select 1";
private final String driver;
protected BaseDataSourceType(String driver) {
this.driver = driver;
}
@Override
public final String getDriver() {
return driver;
}
@Override
public boolean usePool() {
return true;
}
@Override
public String getValidationQuery() {
return DEFAULT_VALIDATION_QUERY;
}
@Override
public ScriptRunner getIndexScript() throws IOException {
return getScriptRunner("index_generic.sql");
}
protected static final ScriptRunner getScriptRunner(String path) throws IOException {
if (path == null) {
return ScriptRunner.NOOP;
}
ScriptRunner runner;
try (InputStream in = ReviewDb.class.getResourceAsStream(path)) {
if (in == null) {
throw new IllegalStateException("SQL script " + path + " not found");
}
runner = new ScriptRunner(path, in);
}
return runner;
}
}