/*
* Copyright 2013 Netflix, Inc.
*
* 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.netflix.governator.annotations;
import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.Target;
/**
* Marks a field as a configuration item. Governator will auto-assign the value based
* on the {@link #value()} of the annotation via the set com.netflix.governator.configurationConfigurationProvider.
*/
@Documented
@Retention(java.lang.annotation.RetentionPolicy.RUNTIME)
@Target({ElementType.FIELD, ElementType.METHOD})
public @interface Configuration
{
/**
* @return name/key of the config to assign
*/
String value();
/**
* @return user displayable description of this configuration
*/
String documentation() default "";
/**
* If the value of the property defined for this config is not the same or can not be converted to the
* required type, setting this to <code>true</code> will ignore such a value. In such a case, the target field
* will contain the default value if defined.<br/>
* The error during configuration is deemed as a type mismatch if the exception thrown by the
* com.netflix.governator.configurationConfigurationProvider is one amongst:
* <ul>
* <li>{@link IllegalArgumentException}</li>
* <li>org.apache.commons.configuration.ConversionException</li>
</ul>
*
* @return <code>true</code> if type mismatch must be ignored. <code>false</code> otherwise. Default value is
* <code>false</code>
*/
boolean ignoreTypeMismatch() default false;
}