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AbstractListCondition.java
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AbstractListCondition.java
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/*
* Copyright 2012-2018 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.autoconfigure.condition;
import java.util.List;
import org.springframework.boot.context.properties.bind.BindResult;
import org.springframework.boot.context.properties.bind.Bindable;
import org.springframework.boot.context.properties.bind.Binder;
import org.springframework.context.annotation.ConditionContext;
import org.springframework.core.type.AnnotatedTypeMetadata;
/**
* Abstract base class for list conditions.
*
* @author Eneias Silva
*
*/
public abstract class AbstractListCondition extends SpringBootCondition {
private static final Bindable<List<String>> STRING_LIST = Bindable
.listOf(String.class);
@Override
public ConditionOutcome getMatchOutcome(ConditionContext context,
AnnotatedTypeMetadata metadata) {
BindResult<?> property = Binder.get(context.getEnvironment())
.bind(getPropertyName(), STRING_LIST);
if (property.isBound()) {
return ConditionOutcome.match(ConditionMessage.forCondition(getClassName())
.found("property").items(getPropertyName()));
}
return ConditionOutcome.noMatch(ConditionMessage.forCondition(getClassName())
.didNotFind("property").items(getPropertyName()));
}
protected abstract String getPropertyName();
protected abstract String getClassName();
}