content: /*
   * Copyright 2024-2025 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 com.alibaba.cloud.ai.graph.serializer.plain_text.jackson;
  
  import java.io.IOException;
  import java.util.LinkedList;
  import java.util.List;
  import java.util.Objects;
  
  import com.fasterxml.jackson.core.JsonParser;
  import com.fasterxml.jackson.databind.DeserializationContext;
  import com.fasterxml.jackson.databind.JsonNode;
  import com.fasterxml.jackson.databind.ObjectMapper;
  import com.fasterxml.jackson.databind.deser.std.StdDeserializer;
  import com.fasterxml.jackson.databind.node.ArrayNode;
  
  class GenericListDeserializer extends StdDeserializer<List<Object>> {
  
  	final TypeMapper typeMapper;
  
  	public GenericListDeserializer(TypeMapper typeMapper) {
  		super(List.class);
  		this.typeMapper = Objects.requireNonNull(typeMapper, "typeMapper cannot be null");
  	}
  
  	@Override
  	public List<Object> deserialize(JsonParser p, DeserializationContext ctx) throws IOException {
  		final ObjectMapper mapper = (ObjectMapper) p.getCodec();
  		final ArrayNode node = mapper.readTree(p);
  
  		final List<Object> result = new LinkedList<>();
  
  		for (JsonNode valueNode : node) {
  
  			result.add(JacksonDeserializer.valueFromNode(valueNode, mapper, typeMapper));
  		}
  
  		return result;
  	}
  
  }
  