content: /*
   * 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;
  
  public class Field {
      public final String name;
      public final String docString;
      public final Type type;
      public final boolean hasDefaultValue;
      public final Object defaultValue;
  
      public Field(String name, Type type, String docString, boolean hasDefaultValue, Object defaultValue) {
          this.name = name;
          this.docString = docString;
          this.type = type;
          this.hasDefaultValue = hasDefaultValue;
          this.defaultValue = defaultValue;
  
          if (hasDefaultValue)
              type.validate(defaultValue);
      }
  
      public Field(String name, Type type, String docString) {
          this(name, type, docString, false, null);
      }
  
      public Field(String name, Type type, String docString, Object defaultValue) {
          this(name, type, docString, true, defaultValue);
      }
  
      public Field(String name, Type type) {
          this(name, type, null, false, null);
      }
  
      public static class Int8 extends Field {
          public Int8(String name, String docString) {
              super(name, Type.INT8, docString, false, null);
          }
          public Int8(String name, String docString, byte defaultValue) {
              super(name, Type.INT8, docString, true, defaultValue);
          }
      }
  
      public static class Int32 extends Field {
          public Int32(String name, String docString) {
              super(name, Type.INT32, docString, false, null);
          }
  
          public Int32(String name, String docString, int defaultValue) {
              super(name, Type.INT32, docString, true, defaultValue);
          }
      }
  
      public static class Int64 extends Field {
          public Int64(String name, String docString) {
              super(name, Type.INT64, docString, false, null);
          }
  
          public Int64(String name, String docString, long defaultValue) {
              super(name, Type.INT64, docString, true, defaultValue);
          }
      }
  
      public static class UUID extends Field {
          public UUID(String name, String docString) {
              super(name, Type.UUID, docString, false, null);
          }
  
          public UUID(String name, String docString, UUID defaultValue) {
              super(name, Type.UUID, docString, true, defaultValue);
          }
      }
  
      public static class Int16 extends Field {
          public Int16(String name, String docString) {
              super(name, Type.INT16, docString, false, null);
          }
      }
  
      public static class Uint16 extends Field {
          public Uint16(String name, String docString) {
              super(name, Type.UINT16, docString, false, null);
          }
      }
  
      public static class Uint32 extends Field {
          public Uint32(String name, String docString) {
              super(name, Type.UNSIGNED_INT32, docString, false, null);
          }
      }
  
      public static class Float64 extends Field {
          public Float64(String name, String docString) {
              super(name, Type.FLOAT64, docString, false, null);
          }
  
          public Float64(String name, String docString, double defaultValue) {
              super(name, Type.FLOAT64, docString, true, defaultValue);
          }
      }
  
      public static class Str extends Field {
          public Str(String name, String docString) {
              super(name, Type.STRING, docString, false, null);
          }
      }
  
      public static class CompactStr extends Field {
          public CompactStr(String name, String docString) {
              super(name, Type.COMPACT_STRING, docString, false, null);
          }
      }
  
      public static class NullableStr extends Field {
          public NullableStr(String name, String docString) {
              super(name, Type.NULLABLE_STRING, docString, false, null);
          }
      }
  
      public static class CompactNullableStr extends Field {
          public CompactNullableStr(String name, String docString) {
              super(name, Type.COMPACT_NULLABLE_STRING, docString, false, null);
          }
      }
  
      public static class Bool extends Field {
          public Bool(String name, String docString) {
              super(name, Type.BOOLEAN, docString, false, null);
          }
      }
  
      public static class Array extends Field {
          public Array(String name, Type elementType, String docString) {
              super(name, new ArrayOf(elementType), docString, false, null);
          }
      }
  
      public static class CompactArray extends Field {
          public CompactArray(String name, Type elementType, String docString) {
              super(name, new CompactArrayOf(elementType), docString, false, null);
          }
      }
  
      public static class TaggedFieldsSection extends Field {
          private static final String NAME = "_tagged_fields";
          private static final String DOC_STRING = "The tagged fields";
  
          /**
           * Create a new TaggedFieldsSection with the given tags and fields.
           *
           * @param fields    This is an array containing Integer tags followed
           *                  by associated Field objects.
           * @return          The new {@link TaggedFieldsSection}
           */
          public static TaggedFieldsSection of(Object... fields) {
              return new TaggedFieldsSection(TaggedFields.of(fields));
          }
  
          public TaggedFieldsSection(Type type) {
              super(NAME, type, DOC_STRING, false, null);
          }
      }
  
      public static class ComplexArray {
          public final String name;
          public final String docString;
  
          public ComplexArray(String name, String docString) {
              this.name = name;
              this.docString = docString;
          }
  
          public Field withFields(Field... fields) {
              Schema elementType = new Schema(fields);
              return new Field(name, new ArrayOf(elementType), docString, false, null);
          }
  
          public Field nullableWithFields(Field... fields) {
              Schema elementType = new Schema(fields);
              return new Field(name, ArrayOf.nullable(elementType), docString, false, null);
          }
  
          public Field withFields(String docStringOverride, Field... fields) {
              Schema elementType = new Schema(fields);
              return new Field(name, new ArrayOf(elementType), docStringOverride, false, null);
          }
      }
  }
  