forked from mybatis/mybatis-3
/
Result.java
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/
Result.java
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/**
* Copyright 2009-2019 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.apache.ibatis.annotations;
import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Repeatable;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
import org.apache.ibatis.type.JdbcType;
import org.apache.ibatis.type.TypeHandler;
import org.apache.ibatis.type.UnknownTypeHandler;
/**
* The annotation that specify a mapping definition for the property.
*
* @see Results
* @author Clinton Begin
*/
@Documented
@Retention(RetentionPolicy.RUNTIME)
@Target(ElementType.METHOD)
@Repeatable(Results.class)
public @interface Result {
/**
* Returns whether id column or not.
*
* @return {@code true} if id column; {@code false} if otherwise
*/
boolean id() default false;
/**
* Return the column name(or column label) to map to this argument.
*
* @return the column name(or column label)
*/
String column() default "";
/**
* Returns the property name for applying this mapping.
*
* @return the property name
*/
String property() default "";
/**
* Return the java type for this argument.
*
* @return the java type
*/
Class<?> javaType() default void.class;
/**
* Return the jdbc type for column that map to this argument.
*
* @return the jdbc type
*/
JdbcType jdbcType() default JdbcType.UNDEFINED;
/**
* Returns the {@link TypeHandler} type for retrieving a column value from result set.
*
* @return the {@link TypeHandler} type
*/
Class<? extends TypeHandler> typeHandler() default UnknownTypeHandler.class;
/**
* Returns the mapping definition for single relationship.
*
* @return the mapping definition for single relationship
*/
One one() default @One;
/**
* Returns the mapping definition for collection relationship.
*
* @return the mapping definition for collection relationship
*/
Many many() default @Many;
}