/* * 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.common.protocol.types; /** * A field in a schema */ public class Field { public static final Object NO_DEFAULT = new Object(); final int index; public final String name; public final Type type; public final Object defaultValue; public final String doc; final Schema schema; /** * Create the field. * * @throws SchemaException If the default value is not primitive and the validation fails */ public Field(int index, String name, Type type, String doc, Object defaultValue, Schema schema) { this.index = index; this.name = name; this.type = type; this.doc = doc; this.defaultValue = defaultValue; this.schema = schema; if (defaultValue != NO_DEFAULT) type.validate(defaultValue); } public Field(int index, String name, Type type, String doc, Object defaultValue) { this(index, name, type, doc, defaultValue, null); } public Field(String name, Type type, String doc, Object defaultValue) { this(-1, name, type, doc, defaultValue); } public Field(String name, Type type, String doc) { this(name, type, doc, NO_DEFAULT); } public Field(String name, Type type) { this(name, type, ""); } public Type type() { return type; } public Schema schema() { return schema; } }