/*
* Copyright 2012-2016 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.boot.devtools.restart;
import org.springframework.boot.autoconfigure.condition.ConditionMessage;
import org.springframework.boot.autoconfigure.condition.ConditionOutcome;
import org.springframework.boot.autoconfigure.condition.SpringBootCondition;
import org.springframework.context.annotation.Condition;
import org.springframework.context.annotation.ConditionContext;
import org.springframework.core.type.AnnotatedTypeMetadata;
/**
* {@link Condition} that checks that a {@link Restarter} is available and initialized.
*
* @author Phillip Webb
* @see ConditionalOnInitializedRestarter
*/
class OnInitializedRestarterCondition extends SpringBootCondition {
@Override
public ConditionOutcome getMatchOutcome(ConditionContext context,
AnnotatedTypeMetadata metadata) {
ConditionMessage.Builder message = ConditionMessage
.forCondition("Initialized Restarter Condition");
Restarter restarter = getRestarter();
if (restarter == null) {
return ConditionOutcome.noMatch(message.because("unavailable"));
}
if (restarter.getInitialUrls() == null) {
return ConditionOutcome.noMatch(message.because("initialized without URLs"));
}
return ConditionOutcome.match(message.because("available and initialized"));
}
private Restarter getRestarter() {
try {
return Restarter.getInstance();
}
catch (Exception ex) {
return null;
}
}
}