SupportedSourceVersion.java

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
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package javax.annotation.processing;

import java.lang.annotation.Documented;
import java.lang.annotation.Retention;
import java.lang.annotation.Target;

import javax.lang.model.SourceVersion;

import static java.lang.annotation.ElementType.TYPE;
import static java.lang.annotation.RetentionPolicy.RUNTIME;

/**
 * An annotation used to indicate the latest source version an
 * annotation processor supports.  The {@link
 * Processor#getSupportedSourceVersion} method can construct its
 * result from the value of this annotation, as done by {@link
 * AbstractProcessor#getSupportedSourceVersion}.
 *
 * @author Joseph D. Darcy
 * @author Scott Seligman
 * @author Peter von der Ahé
 * @since 1.6
 */
/*
 * 标记注解处理器支持的源码版本
 * 用以代替Processor#getSupportedSourceVersion的作用
 */
@Documented
@Target(TYPE)
@Retention(RUNTIME)
public @interface SupportedSourceVersion {
    /**
     * Returns the latest supported source version.
     * @return the latest supported source version
     */
    SourceVersion value();
}