spring BindTarget 源码
spring BindTarget 代码
文件路径：/spring-r2dbc/src/main/java/org/springframework/r2dbc/core/binding/BindTarget.java
/*
* Copyright 2002-2020 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
*
* https://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.springframework.r2dbc.core.binding;
/**
* Target to apply bindings to.
*
* @author Mark Paluch
* @since 5.3
* @see io.r2dbc.spi.Statement#bind
* @see io.r2dbc.spi.Statement#bindNull
*/
public interface BindTarget {
/**
* Bind a value.
* @param identifier the identifier to bind to
* @param value the value to bind
*/
void bind(String identifier, Object value);
/**
* Bind a value to an index. Indexes are zero-based.
* @param index the index to bind to
* @param value the value to bind
*/
void bind(int index, Object value);
/**
* Bind a {@code null} value.
* @param identifier the identifier to bind to
* @param type the type of {@code null} value
*/
void bindNull(String identifier, Class<?> type);
/**
* Bind a {@code null} value.
* @param index the index to bind to
* @param type the type of {@code null} value
*/
void bindNull(int index, Class<?> type);
}
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