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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.docproc;
import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
/**
* Docprocs tagged with this will read and/or write annotations on the given field(s).
*
* @author vegardh
*/
@Documented
@Target(ElementType.TYPE)
@Retention(RetentionPolicy.RUNTIME)
public @interface Accesses {
Field[] value();
/**
* Describes the annotations produced and consumed on one field in a document
*
* @author vegardh
*/
@Documented
@Target(ElementType.TYPE)
@Retention(RetentionPolicy.RUNTIME)
@interface Field {
/** The name of the document field */
String name();
/** The datatype of the field */
String dataType();
/** The trees of annotations that this docproc accesses on this field */
Tree[] annotations() default {};
String description();
/**
* Describes the annotations produced and consumed in one tree on a field
*
* @author vegardh
*/
@Documented
@Target(ElementType.TYPE)
@Retention(RetentionPolicy.RUNTIME)
@interface Tree {
/** The name of the tree */
String name() default "";
/** The annotation types that this docproc writes in this tree */
String[] produces() default {};
/** The annotation types that this docproc requires in this tree */
String[] consumes() default {};
}
}
}
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