service-registry/registry-zero-config/src/main/java/org/apache/servicecomb/zeroconfig/AbstractModeCondition.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.servicecomb.zeroconfig;

import static org.apache.servicecomb.zeroconfig.ZeroConfigConst.CFG_ENABLED;
import static org.apache.servicecomb.zeroconfig.ZeroConfigConst.CFG_MODE;

import org.springframework.context.annotation.Condition;
import org.springframework.context.annotation.ConditionContext;
import org.springframework.core.type.AnnotatedTypeMetadata;

// currently can not work with spring caused by servicecomb configuration bug
// no problem to work with springboot
public abstract class AbstractModeCondition implements Condition {
  @Override
  public boolean matches(ConditionContext context, AnnotatedTypeMetadata metadata) {
    boolean enabled = context.getEnvironment().getProperty(CFG_ENABLED, boolean.class, true);
    String mode = context.getEnvironment().getProperty(CFG_MODE);
    return enabled && modeMatches(mode);
  }

  protected abstract boolean modeMatches(String mode);
}