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added Nullable annotations

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This commit is contained in:
Timo Westkämper 2010-09-06 14:36:38 +00:00
parent c211ae16f6
commit 0ff22e97a7
1 changed files with 16 additions and 7 deletions
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23
querydsl-core/src/main/java/com/mysema/query/types/Visitor.java
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@ -5,6 +5,8 @@
*/
package com.mysema.query.types;
import javax.annotation.Nullable;
/**
* Visitor defines a Visitor signature for {@link Expr} instances.
*
@ -16,36 +18,43 @@ public interface Visitor<R,C>{
/**
* @param expr
*/
R visit(Constant<?> expr, C context);
@Nullable
R visit(Constant<?> expr, @Nullable C context);
/**
* @param expr
*/
R visit(Custom<?> expr, C context);
@Nullable
R visit(Custom<?> expr, @Nullable C context);
/**
* @param expr
*/
R visit(FactoryExpression<?> expr, C context);
@Nullable
R visit(FactoryExpression<?> expr, @Nullable C context);
/**
* @param expr
*/
R visit(Operation<?> expr, C context);
@Nullable
R visit(Operation<?> expr, @Nullable C context);
/**
* @param expr
*/
R visit(Path<?> expr, C context);
@Nullable
R visit(Path<?> expr, @Nullable C context);
/**
* @param expr
*/
R visit(SubQueryExpression<?> expr, C context);
@Nullable
R visit(SubQueryExpression<?> expr, @Nullable C context);
/**
* @param expr
*/
R visit(Param<?> expr, C context);
@Nullable
R visit(Param<?> expr, @Nullable C context);
}