act.inject.HeaderVariable Maven / Gradle / Ivy
package act.inject;
/*-
* #%L
* ACT Framework
* %%
* Copyright (C) 2014 - 2017 ActFramework
* %%
* 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.
* #L%
*/
import org.osgl.inject.annotation.InjectTag;
import org.osgl.inject.annotation.LoadValue;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
/**
* Indicate binding from a {@link org.osgl.http.H.Header} to a controller field or action handler
* parameter
*/
@InjectTag
@LoadValue(HeaderValueLoader.class)
@Retention(RetentionPolicy.RUNTIME)
@Target({ElementType.PARAMETER, ElementType.FIELD})
public @interface HeaderVariable {
/**
* The HTTP header name
*
* Default value: "", meaning it shall
* use the field name or parameter name to
* get the header attribute value
*/
String value() default "";
}