src/main/java/org/apache/fineract/cn/lang/AutoTenantContext.java

/*
 * 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.fineract.cn.lang;

import java.util.Optional;

/**
 * @author Myrle Krantz
 */
@SuppressWarnings({"OptionalUsedAsFieldOrParameterType", "WeakerAccess", "unused"})
public class AutoTenantContext implements AutoCloseable {
  private final Optional<String> previousIdentifier;

  public AutoTenantContext(final String tenantName)
  {
    previousIdentifier = TenantContextHolder.identifier();
    TenantContextHolder.clear();
    TenantContextHolder.setIdentifier(tenantName);
  }

  public AutoTenantContext()
  {
    previousIdentifier = TenantContextHolder.identifier();
    TenantContextHolder.clear();
  }

  @Override public void close() {
    TenantContextHolder.clear();
    previousIdentifier.ifPresent(TenantContextHolder::setIdentifier);
  }
}