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chen0040chen0040
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Allow deserialization of product to take care of different format in the product extension and custom attributes
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‎src/main/java/com/github/chen0040/magento/models/Product.java‎

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@@ -4,6 +4,7 @@
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import java.util.ArrayList;
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import java.util.List;
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import com.alibaba.fastjson.annotation.JSONField;
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import lombok.Getter;
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import lombok.Setter;
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@@ -34,9 +35,15 @@ public class Product {
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private String created_at = "2017-05-03 03:46:13";
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private String updated_at = "2017-05-03 03:46:13";
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private double weight = 1;
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@JSONField(deserializeUsing = ProductAttributeValueDeserializer.class)
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private List<MagentoAttribute> extension_attributes = new ArrayList<>();
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private List<String> product_links = new ArrayList<>();
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private List<TierPrices> tier_prices = new ArrayList<>();
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@JSONField(deserializeUsing = ProductAttributeValueDeserializer.class)
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private List<MagentoAttribute> custom_attributes = new ArrayList<>();
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}
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‎src/main/java/com/github/chen0040/magento/models/ProductAttributeValueDeserializer.java‎

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package com.github.chen0040.magento.models;
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import com.alibaba.fastjson.JSONArray;
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import com.alibaba.fastjson.JSONObject;
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import com.alibaba.fastjson.annotation.JSONField;
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import com.alibaba.fastjson.parser.DefaultJSONParser;
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import com.alibaba.fastjson.parser.deserializer.ObjectDeserializer;
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import com.alibaba.fastjson.serializer.JSONSerializer;
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import com.alibaba.fastjson.serializer.ObjectSerializer;
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import java.io.IOException;
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import java.lang.reflect.Type;
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import java.util.ArrayList;
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import java.util.List;
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public class ProductAttributeValueDeserializer implements ObjectDeserializer {
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@Override
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public <T> T deserialze(DefaultJSONParser parser, Type type, Object o) {
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Object obj = parser.parse();
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List<MagentoAttribute> result = new ArrayList<>();
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if(obj instanceof JSONArray) {
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JSONArray ja = (JSONArray)obj;
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for(int i=0; i < ja.size(); ++i) {
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Object jaObj = ja.get(i);
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if(jaObj instanceof JSONObject){
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JSONObject jasObj = (JSONObject)jaObj;
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String key = null;
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String value = null;
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if(jasObj.containsKey("attribute_code")){
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key = jasObj.get("attribute_code").toString();
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}
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if(jasObj.containsKey("value")) {
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value = jasObj.get("value").toString();
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}
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if(key != null && value != null) {
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MagentoAttribute ma = new MagentoAttribute();
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ma.setAttribute_code(key);
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ma.setValue(value);
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result.add(ma);
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}
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}
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}
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} else if(obj instanceof JSONObject) {
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JSONObject jo = (JSONObject)obj;
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for(String key : jo.keySet()) {
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MagentoAttribute ma = new MagentoAttribute();
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ma.setAttribute_code(key);
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Object joObj = jo.get(key);
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if(joObj instanceof JSONObject) {
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ma.setValue(((JSONObject)joObj).toJSONString());
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} else if(joObj instanceof JSONArray) {
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ma.setValue(((JSONArray)joObj).toJSONString());
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} else {
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ma.setValue(joObj.toString());
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}
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result.add(ma);
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}
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}
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return (T)result;
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}
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@Override
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public int getFastMatchToken() {
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return 0;
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}
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/*
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@Override
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public void write(JSONSerializer serializer, Object object, Object fieldName, Type fieldType,
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int features) throws IOException {
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Integer value = (Integer) object;
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String text = value + "元";
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serializer.write(text);
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}*/
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}

‎src/main/java/com/github/chen0040/magento/services/MagentoProductManager.java‎

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Original file line numberDiff line numberDiff line change
@@ -64,7 +64,7 @@ public Product getProductBySku(String sku) {
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return null;
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}
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System.out.println(json);
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System.out.println("output: " + json);
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return JSON.parseObject(json, Product.class);
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}

‎src/test/java/com/github/chen0040/magento/models/ProductJsonUnitTest.java‎

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package com.github.chen0040.magento.models;
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import com.alibaba.fastjson.JSON;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.testng.annotations.Test;
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import java.io.BufferedReader;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.InputStreamReader;
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public class ProductJsonUnitTest {
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private static final Logger logger = LoggerFactory.getLogger(ProductJsonUnitTest.class);
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@Test
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public void testJsonDeserialization() {
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String json = readStream(ProductJsonUnitTest.class.getClassLoader().getResourceAsStream("product.json"));
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logger.info("json: {}", json);
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Product product = JSON.parseObject(json, Product.class);
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logger.info("sku: {}", product.getSku());
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for(MagentoAttribute ma : product.getCustom_attributes()){
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logger.info("custom attribute: key = {}, value = {}", ma.getAttribute_code(), ma.getValue());
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}
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for(MagentoAttribute ma : product.getExtension_attributes()){
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logger.info("extension attribute: key = {}, value = {}", ma.getAttribute_code(), ma.getValue());
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}
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}
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private String readStream(InputStream is) {
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StringBuilder sb = new StringBuilder();
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try(BufferedReader reader = new BufferedReader(new InputStreamReader(is))){
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String line;
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while((line = reader.readLine()) != null) {
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sb.append(line);
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}
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}catch(IOException ioex){
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logger.error("Failed to read stream", ioex);
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}
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return sb.toString();
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}
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}

‎src/test/resources/product.json‎

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{
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"id": 188,
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"sku": "8544596",
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"name": "BATA-8544596",
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"attribute_set_id": 4,
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"price": 0,
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"status": 1,
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"visibility": 4,
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"type_id": "configurable",
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"created_at": "2018-01-23 12:25:49",
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"updated_at": "2018-01-23 12:25:49",
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"weight": 0.5,
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"extension_attributes": {
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"configurable_product_options": [{
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"id": 77,
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"attribute_id": "93",
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"label": "Color",
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"position": 0,
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"values": [{
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"value_index": 10
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}],
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"product_id": 188
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}, {
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"id": 78,
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"attribute_id": "135",
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"label": "Size",
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"position": 1,
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"values": [{
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"value_index": 4
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}, {
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"value_index": 5
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}, {
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"value_index": 6
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}, {
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"value_index": 7
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}, {
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"value_index": 8
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}],
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"product_id": 188
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}],
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"configurable_product_links": [183, 184, 185, 186, 187]
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},
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"product_links": [],
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"options": [],
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"media_gallery_entries": [{
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"id": 305,
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"media_type": "image",
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"label": null,
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"position": 1,
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"disabled": false,
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"types": ["image", "small_image", "thumbnail", "swatch_image"],
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"file": "\/8\/5\/854-4596-a_1_2.jpg"
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}, {
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"id": 306,
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"media_type": "image",
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"label": null,
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"position": 2,
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"disabled": false,
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"types": [],
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"file": "\/8\/5\/854-4596-b_2.jpg"
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}, {
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"id": 307,
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"media_type": "image",
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"label": null,
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"position": 3,
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"disabled": false,
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"types": [],
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"file": "\/8\/5\/854-4596-c_2.jpg"
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}, {
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"id": 308,
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"media_type": "image",
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"label": null,
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"position": 4,
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"disabled": false,
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"types": [],
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"file": "\/8\/5\/854-4596-d_2.jpg"
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}, {
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"id": 309,
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"media_type": "image",
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"label": null,
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"position": 5,
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"disabled": false,
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"types": [],
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"file": "\/8\/5\/854-4596-e_2.jpg"
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}],
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"tier_prices": [],
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"custom_attributes": [{
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"attribute_code": "meta_title",
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"value": "BATA-8544596"
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}, {
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"attribute_code": "meta_keyword",
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"value": "BATA-8544596"
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}, {
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"attribute_code": "meta_description",
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"value": " "
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}, {
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"attribute_code": "image",
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"value": "\/8\/5\/854-4596-a_1_2.jpg"
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}, {
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"attribute_code": "small_image",
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"value": "\/8\/5\/854-4596-a_1_2.jpg"
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}, {
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"attribute_code": "thumbnail",
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"value": "\/8\/5\/854-4596-a_1_2.jpg"
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}, {
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"attribute_code": "category_ids",
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"value": ["83", "97", "121"]
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}, {
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"attribute_code": "options_container",
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"value": "container2"
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}, {
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"attribute_code": "required_options",
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"value": "1"
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}, {
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"attribute_code": "has_options",
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"value": "1"
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}, {
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"attribute_code": "url_key",
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"value": "bata-8544596"
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}, {
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"attribute_code": "swatch_image",
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"value": "\/8\/5\/854-4596-a_1_2.jpg"
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}, {
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"attribute_code": "tax_class_id",
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"value": "2"
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}, {
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"attribute_code": "gift_message_available",
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"value": "2"
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}, {
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"attribute_code": "size",
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"value": "4"
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}]
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}

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