kafka Field 源码
kafka Field 代码
文件路径：/connect/api/src/main/java/org/apache/kafka/connect/data/Field.java
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.kafka.connect.data;
import java.util.Objects;
/**
* <p>
* A field in a {@link Struct}, consisting of a field name, index, and {@link Schema} for the field value.
* </p>
*/
public class Field {
private final String name;
private final int index;
private final Schema schema;
public Field(String name, int index, Schema schema) {
this.name = name;
this.index = index;
this.schema = schema;
}
/**
* Get the name of this field.
* @return the name of this field
*/
public String name() {
return name;
}
/**
* Get the index of this field within the struct.
* @return the index of this field
*/
public int index() {
return index;
}
/**
* Get the schema of this field
* @return the schema of values of this field
*/
public Schema schema() {
return schema;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
Field field = (Field) o;
return Objects.equals(index, field.index) &&
Objects.equals(name, field.name) &&
Objects.equals(schema, field.schema);
}
@Override
public int hashCode() {
return Objects.hash(name, index, schema);
}
@Override
public String toString() {
return "Field{" +
"name=" + name +
", index=" + index +
", schema=" + schema +
"}";
}
}
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