![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/07\/20260724231823-6a63f2bf4ce04.png\")
<\/p>\n<\/p>\n\u9879\u76ee\u7ed3\u6784：<\/p>\n
<\/p>\n<\/p>\n
\/**
\n * encoding: utf-8
\n * \u7248\u6743\u6240\u6709 2026 \u00a9\u6d82\u805a\u6587\u6709\u9650\u516c\u53f8 \u00ae
\n * \u8bb8\u53ef\u4fe1\u606f\u67e5\u770b：\u8a00\u8a9e\u6210\u4e86\u9080\u529f\u76e1\u8cac\u7684\u529f\u81e3，\u9084\u9700\u8981\u884c\u7232\u6bcf\u65e5\u4f86\u503c\u73ed\u55ce
\n * \u63cf\u8ff0：\u7ed3\u6784\u578b\u6a21\u5f0f Structural Patterns \u4eab\u5143\u6a21\u5f0fFlyweight Pattern
\n * Author : geovindu,Geovin Du \u6d82\u805a\u6587.
\n * IDE : IntelliJ IDEA 2024.3.6 Java 17
\n * # database : Oracle21c,MySQL 9.0,SQL Server 2019,PostgreSQL 17.1 Neo4j
\n * # OS : window10
\n * Datetime : 2026 – 2026\/7\/23 – 22:45
\n * User : geovindu
\n * Product : IntelliJ IDEA
\n * Project : javadesginpattern
\n * File : IStaffFlyweight.java
\n * explain : \u5b66\u4e60 \u7c7b
\n **\/<\/p>\n
package FlyweightPattern.core.abstractions;<\/p>\n
import org.slf4j.Logger;<\/p>\n
\/**
\n * \u4eab\u5143\u62bd\u8c61\u63a5\u53e3：\u73e0\u5b9d\u884c\u4e1a\u5c97\u4f4d\u5de5\u4f5c\u4eba\u5458
\n * \u5185\u90e8\u72b6\u6001：\u5c97\u4f4d\u540d\u79f0\u3001\u5c97\u4f4d\u804c\u8d23\u3001\u6240\u5c5e\u90e8\u95e8（\u53ef\u5171\u4eab，\u5e38\u9a7b\u5185\u5b58）
\n * \u5916\u90e8\u72b6\u6001：\u4e1a\u52a1\u6d41\u6c34\u53f7\u3001\u4e1a\u52a1\u63cf\u8ff0（\u6bcf\u6b21\u6267\u884c\u52a8\u6001\u4f20\u5165，\u4e0d\u5b58\u5165\u4eab\u5143\u5bf9\u8c61）
\n *\/
\npublic interface IStaffFlyweight {<\/p>\n
\/**
\n * \u6267\u884c\u5c97\u4f4d\u4e1a\u52a1\u64cd\u4f5c
\n * @param logger \u65e5\u5fd7\u5b9e\u4f8b
\n * @param businessNo \u4e1a\u52a1\u6d41\u6c34\u53f7\u3010\u5916\u90e8\u72b6\u6001\u3011
\n * @param businessContext \u4e1a\u52a1\u4e0a\u4e0b\u6587\u63cf\u8ff0\u3010\u5916\u90e8\u72b6\u6001\u3011
\n *\/
\n void executeWork(Logger logger, String businessNo, String businessContext);<\/p>\n
\/**
\n * \u83b7\u53d6\u5c97\u4f4d\u540d\u79f0（\u5185\u90e8\u5171\u4eab\u72b6\u6001）
\n * @return \u5c97\u4f4d\u540d\u79f0
\n *\/
\n String getPositionName();<\/p>\n
\/**
\n * \u83b7\u53d6\u5c97\u4f4d\u804c\u8d23（\u5185\u90e8\u5171\u4eab\u72b6\u6001）
\n * @return \u804c\u8d23\u63cf\u8ff0
\n *\/
\n String getDuty();
\n}<\/p>\n
\/**
\n * encoding: utf-8
\n * \u7248\u6743\u6240\u6709 2026 \u00a9\u6d82\u805a\u6587\u6709\u9650\u516c\u53f8 \u00ae
\n * \u8bb8\u53ef\u4fe1\u606f\u67e5\u770b：\u8a00\u8a9e\u6210\u4e86\u9080\u529f\u76e1\u8cac\u7684\u529f\u81e3，\u9084\u9700\u8981\u884c\u7232\u6bcf\u65e5\u4f86\u503c\u73ed\u55ce
\n * \u63cf\u8ff0：\u7ed3\u6784\u578b\u6a21\u5f0f Structural Patterns \u4eab\u5143\u6a21\u5f0fFlyweight Pattern
\n * Author : geovindu,Geovin Du \u6d82\u805a\u6587.
\n * IDE : IntelliJ IDEA 2024.3.6 Java 17
\n * # database : Oracle21c,MySQL 9.0,SQL Server 2019,PostgreSQL 17.1 Neo4j
\n * # OS : window10
\n * Datetime : 2026 – 2026\/7\/23 – 23:01
\n * User : geovindu
\n * Product : IntelliJ IDEA
\n * Project : javadesginpattern
\n * File : IStaffFlyweightFactory.java
\n * explain : \u5b66\u4e60 \u7c7b
\n **\/<\/p>\n
package FlyweightPattern.core.abstractions;<\/p>\n
\/**
\n * \u4eab\u5143\u5de5\u5382\u63a5\u53e3：\u8d1f\u8d23\u521b\u5efa\u3001\u7f13\u5b58\u5c97\u4f4d\u4eab\u5143\u5b9e\u4f8b
\n * \u4fdd\u8bc1\u540c\u4e00\u5c97\u4f4d\u5168\u5c40\u53ea\u5b58\u5728\u552f\u4e00\u5b9e\u4f8b，\u5b9e\u73b0\u5bf9\u8c61\u590d\u7528，\u964d\u4f4eGC\u538b\u529b
\n *\/
\npublic interface IStaffFlyweightFactory {<\/p>\n
\/**
\n * \u6839\u636e\u5c97\u4f4d\u540d\u79f0\u83b7\u53d6\u4eab\u5143\u5bf9\u8c61
\n * @param positionName \u5c97\u4f4d\u540d\u79f0
\n * @return \u5c97\u4f4d\u4eab\u5143\u5b9e\u4f8b
\n *\/
\n IStaffFlyweight getStaffFlyweight(String positionName);<\/p>\n
\/**
\n * \u83b7\u53d6\u5f53\u524d\u7f13\u5b58\u4eab\u5143\u6570\u91cf
\n * @return \u7f13\u5b58\u6570\u91cf
\n *\/
\n int getCacheCount();<\/p>\n
\/**
\n * \u9884\u52a0\u8f7d\u73e0\u5b9d\u5168\u90e8\u4e1a\u52a1\u5c97\u4f4d\u4eab\u5143
\n *\/
\n void preloadAllJewelryPositions();
\n}<\/p>\n
\/**
\n * encoding: utf-8
\n * \u7248\u6743\u6240\u6709 2026 \u00a9\u6d82\u805a\u6587\u6709\u9650\u516c\u53f8 \u00ae
\n * \u8bb8\u53ef\u4fe1\u606f\u67e5\u770b：\u8a00\u8a9e\u6210\u4e86\u9080\u529f\u76e1\u8cac\u7684\u529f\u81e3，\u9084\u9700\u8981\u884c\u7232\u6bcf\u65e5\u4f86\u503c\u73ed\u55ce
\n * \u63cf\u8ff0：\u7ed3\u6784\u578b\u6a21\u5f0f Structural Patterns \u4eab\u5143\u6a21\u5f0fFlyweight Pattern
\n * Author : geovindu,Geovin Du \u6d82\u805a\u6587.
\n * IDE : IntelliJ IDEA 2024.3.6 Java 17
\n * # database : Oracle21c,MySQL 9.0,SQL Server 2019,PostgreSQL 17.1 Neo4j
\n * # OS : window10
\n * Datetime : 2026 – 2026\/7\/23 – 23:02
\n * User : geovindu
\n * Product : IntelliJ IDEA
\n * Project : javadesginpattern
\n * File : PositionDutyModel.java
\n * explain : \u5b66\u4e60 \u7c7b
\n **\/<\/p>\n
package FlyweightPattern.core.models;<\/p>\n
\/**
\n * \u5c97\u4f4d\u57fa\u7840\u4fe1\u606f\u6a21\u578b，\u7528\u4e8e\u521d\u59cb\u5316\u4eab\u5143\u5185\u90e8\u72b6\u6001
\n *\/
\npublic class PositionDutyModel {
\n \/**\u5c97\u4f4d\u540d\u79f0*\/
\n private String positionName;
\n \/**\u6240\u5c5e\u90e8\u95e8*\/
\n private String department;
\n \/**\u5c97\u4f4d\u804c\u8d23\u63cf\u8ff0*\/
\n private String duty;<\/p>\n
public String getPositionName() {
\n return positionName;
\n }<\/p>\n
public void setPositionName(String positionName) {
\n this.positionName = positionName;
\n }<\/p>\n
public String getDepartment() {
\n return department;
\n }<\/p>\n
public void setDepartment(String department) {
\n this.department = department;
\n }<\/p>\n
public String getDuty() {
\n return duty;
\n }<\/p>\n
public void setDuty(String duty) {
\n this.duty = duty;
\n }
\n}<\/p>\n
\/**
\n * encoding: utf-8
\n * \u7248\u6743\u6240\u6709 2026 \u00a9\u6d82\u805a\u6587\u6709\u9650\u516c\u53f8 \u00ae
\n * \u8bb8\u53ef\u4fe1\u606f\u67e5\u770b：\u8a00\u8a9e\u6210\u4e86\u9080\u529f\u76e1\u8cac\u7684\u529f\u81e3，\u9084\u9700\u8981\u884c\u7232\u6bcf\u65e5\u4f86\u503c\u73ed\u55ce
\n * \u63cf\u8ff0：\u7ed3\u6784\u578b\u6a21\u5f0f Structural Patterns \u4eab\u5143\u6a21\u5f0fFlyweight Pattern
\n * Author : geovindu,Geovin Du \u6d82\u805a\u6587.
\n * IDE : IntelliJ IDEA 2024.3.6 Java 17
\n * # database : Oracle21c,MySQL 9.0,SQL Server 2019,PostgreSQL 17.1 Neo4j
\n * # OS : window10
\n * Datetime : 2026 – 2026\/7\/23 – 23:03
\n * User : geovindu
\n * Product : IntelliJ IDEA
\n * Project : javadesginpattern
\n * File : JewelryStaffFlyweightFactory.java
\n * explain : \u5b66\u4e60 \u7c7b
\n **\/<\/p>\n
package FlyweightPattern.infrastructure.flyweight;<\/p>\n
import FlyweightPattern.core.abstractions.IStaffFlyweight;
\nimport FlyweightPattern.core.abstractions.IStaffFlyweightFactory;
\nimport FlyweightPattern.core.models.PositionDutyModel;
\nimport org.slf4j.Logger;
\nimport org.slf4j.LoggerFactory;<\/p>\n
import java.util.List;
\nimport java.util.Map;
\nimport java.util.concurrent.ConcurrentHashMap;<\/p>\n
\/**
\n * \u73e0\u5b9d\u5c97\u4f4d\u4eab\u5143\u5de5\u5382\u5b9e\u73b0
\n * ConcurrentHashMap \u4fdd\u8bc1\u591a\u7ebf\u7a0b\u5e76\u53d1\u5b89\u5168\u7f13\u5b58
\n *\/
\npublic class JewelryStaffFlyweightFactory implements IStaffFlyweightFactory {<\/p>\n
private static final Logger log = LoggerFactory.getLogger(JewelryStaffFlyweightFactory.class);<\/p>\n
\/**\u4eab\u5143\u5bf9\u8c61\u7f13\u5b58\u6c60，\u7ebf\u7a0b\u5b89\u5168Map Key：\u5c97\u4f4d\u540d\u79f0*\/
\n private final ConcurrentHashMap<String, IStaffFlyweight> flyweightPool = new ConcurrentHashMap<>();<\/p>\n
public JewelryStaffFlyweightFactory() {
\n preloadAllJewelryPositions();
\n }<\/p>\n
\/**
\n * \u83b7\u53d6\u5c97\u4f4d\u4eab\u5143，\u5b58\u5728\u76f4\u63a5\u8fd4\u56de，\u4e0d\u5b58\u5728\u629b\u51fa\u5f02\u5e38
\n *\/
\n @Override
\n public IStaffFlyweight getStaffFlyweight(String positionName) {
\n if (positionName == null || positionName.isBlank()) {
\n throw new IllegalArgumentException("\u5c97\u4f4d\u540d\u79f0\u4e0d\u80fd\u4e3a\u7a7a");
\n }
\n if (flyweightPool.containsKey(positionName)) {
\n log.debug("\u547d\u4e2d\u4eab\u5143\u7f13\u5b58，\u5c97\u4f4d：{}", positionName);
\n return flyweightPool.get(positionName);
\n }
\n throw new RuntimeException("\u672a\u9884\u52a0\u8f7d\u5c97\u4f4d\u3010" + positionName + "\u3011，\u8bf7\u68c0\u67e5\u5c97\u4f4d\u914d\u7f6e");
\n }<\/p>\n
@Override
\n public int getCacheCount() {
\n return flyweightPool.size();
\n }<\/p>\n
\/**
\n * \u9884\u52a0\u8f7d\u73e0\u5b9d\u5168\u4e1a\u52a1\u5c97\u4f4d\u4eab\u5143
\n *\/
\n @Override
\n public void preloadAllJewelryPositions() {
\n log.info("\u5f00\u59cb\u9884\u52a0\u8f7d\u73e0\u5b9d\u884c\u4e1a\u6240\u6709\u4e1a\u52a1\u5c97\u4f4d\u4eab\u5143\u5bf9\u8c61");<\/p>\n
List<PositionDutyModel> positionList = List.of(
\n createModel("\u539f\u6599\u91c7\u8d2d\u6838\u9a8c", "\u4f9b\u5e94\u94fe\u90e8", "\u8d35\u91d1\u5c5e\/\u5b9d\u77f3\u539f\u6599\u91c7\u8d2d\u3001\u5165\u5e93\u8d28\u68c0\u3001\u539f\u6599\u6210\u8272\u6838\u9a8c\u3001\u4f9b\u5e94\u5546\u5bf9\u8d26"),
\n createModel("\u8bbe\u8ba1\u5236\u56fe", "\u7814\u53d1\u8bbe\u8ba1\u90e8", "\u9996\u9970\u6b3e\u5f0f\u521b\u610f\u3001CAD\u5236\u56fe\u30013D\u5efa\u6a21\u3001\u6548\u679c\u56fe\u8f93\u51fa\u3001\u5de5\u827a\u56fe\u7eb8"),
\n createModel("\u52a0\u5de5\u751f\u4ea7", "\u751f\u4ea7\u8f66\u95f4", "\u5931\u8721\u94f8\u9020\u3001\u6267\u6a21\u3001\u9576\u77f3\u3001\u629b\u5149\u3001\u7535\u9540\u3001\u534a\u6210\u54c1\u52a0\u5de5"),
\n createModel("\u8d28\u68c0", "\u54c1\u63a7\u90e8", "\u6210\u8272\u68c0\u6d4b\u3001\u5b9d\u77f3\u5206\u7ea7\u3001\u5916\u89c2\u7455\u75b5\u68c0\u9a8c\u3001\u5c3a\u5bf8\u6821\u9a8c\u3001\u5408\u683c\u5224\u5b9a"),
\n createModel("\u5305\u88c5", "\u4ed3\u50a8\u90e8", "\u9996\u9970\u6e05\u6d01\u3001\u793c\u76d2\u5c01\u88c5\u3001\u6807\u7b7e\u7c98\u8d34\u3001\u4ea7\u54c1\u5165\u5e93\u5206\u62e3"),
\n createModel("\u7269\u6d41", "\u4ed3\u50a8\u90e8", "\u8ba2\u5355\u6253\u5305\u3001\u5feb\u9012\u5bf9\u63a5\u3001\u7269\u6d41\u8ddf\u8e2a\u3001\u8d27\u54c1\u51fa\u5165\u5e93\u7ba1\u63a7"),
\n createModel("\u8d22\u52a1", "\u8d22\u52a1\u90e8", "\u6210\u672c\u6838\u7b97\u3001\u5e94\u6536\u5e94\u4ed8\u3001\u5f00\u7968\u3001\u5de5\u8d44\u6838\u7b97\u3001\u8d44\u91d1\u7ba1\u7406"),
\n createModel("\u8425\u9500\u63a8\u5e7f", "\u5e02\u573a\u90e8", "\u7ebf\u4e0a\u7ebf\u4e0b\u63a8\u5e7f\u3001\u76f4\u64ad\u8fd0\u8425\u3001\u6d3b\u52a8\u7b56\u5212\u3001\u54c1\u724c\u5ba3\u4f20"),
\n createModel("\u4e1a\u52a1", "\u9500\u552e\u90e8", "\u5ba2\u6237\u63a5\u5f85\u3001\u8ba2\u5355\u6d3d\u8c08\u3001\u96f6\u552e\u6279\u53d1\u3001\u552e\u540e\u6c9f\u901a"),
\n createModel("\u4eba\u4e8b\u884c\u653f", "\u884c\u653f\u4eba\u4e8b\u90e8", "\u62db\u8058\u3001\u8003\u52e4\u3001\u5236\u5ea6\u7ba1\u7406\u3001\u540e\u52e4\u3001\u529e\u516c\u7269\u8d44\u7ba1\u7406"),
\n createModel("IT", "\u4fe1\u606f\u90e8", "\u7cfb\u7edf\u8fd0\u7ef4\u3001\u670d\u52a1\u5668\u7ef4\u62a4\u3001\u8f6f\u4ef6\u6545\u969c\u5904\u7406\u3001\u6570\u636e\u4fdd\u969c"),
\n createModel("\u57f9\u8bad", "\u57f9\u8bad\u90e8", "\u5458\u5de5\u6280\u80fd\u57f9\u8bad\u3001\u9500\u552e\u8bdd\u672f\u57f9\u8bad\u3001\u5de5\u827a\u77e5\u8bc6\u6559\u5b66")
\n );<\/p>\n
for (PositionDutyModel item : positionList) {
\n StaffFlyweight flyweight = new StaffFlyweight(item.getPositionName(), item.getDepartment(), item.getDuty());
\n flyweightPool.putIfAbsent(item.getPositionName(), flyweight);
\n log.debug("\u5c97\u4f4d\u4eab\u5143\u52a0\u8f7d\u5b8c\u6210：{}", item.getPositionName());
\n }
\n log.info("\u5c97\u4f4d\u4eab\u5143\u9884\u52a0\u8f7d\u5b8c\u6210，\u7f13\u5b58\u5c97\u4f4d\u603b\u6570：{}", flyweightPool.size());
\n }<\/p>\n
private PositionDutyModel createModel(String posName, String dept, String duty) {
\n PositionDutyModel m = new PositionDutyModel();
\n m.setPositionName(posName);
\n m.setDepartment(dept);
\n m.setDuty(duty);
\n return m;
\n }
\n}<\/p>\n
\/**
\n * encoding: utf-8
\n * \u7248\u6743\u6240\u6709 2026 \u00a9\u6d82\u805a\u6587\u6709\u9650\u516c\u53f8 \u00ae
\n * \u8bb8\u53ef\u4fe1\u606f\u67e5\u770b：\u8a00\u8a9e\u6210\u4e86\u9080\u529f\u76e1\u8cac\u7684\u529f\u81e3，\u9084\u9700\u8981\u884c\u7232\u6bcf\u65e5\u4f86\u503c\u73ed\u55ce
\n * \u63cf\u8ff0：\u7ed3\u6784\u578b\u6a21\u5f0f Structural Patterns \u4eab\u5143\u6a21\u5f0fFlyweight Pattern
\n * Author : geovindu,Geovin Du \u6d82\u805a\u6587.
\n * IDE : IntelliJ IDEA 2024.3.6 Java 17
\n * # database : Oracle21c,MySQL 9.0,SQL Server 2019,PostgreSQL 17.1 Neo4j
\n * # OS : window10
\n * Datetime : 2026 – 2026\/7\/23 – 23:02
\n * User : geovindu
\n * Product : IntelliJ IDEA
\n * Project : javadesginpattern
\n * File : StaffFlyweight.java
\n * explain : \u5b66\u4e60 \u7c7b
\n **\/<\/p>\n
package FlyweightPattern.infrastructure.flyweight;<\/p>\n
import FlyweightPattern.core.abstractions.IStaffFlyweight;
\nimport org.slf4j.Logger;<\/p>\n
import java.util.Random;<\/p>\n
\/**
\n * \u5177\u4f53\u4eab\u5143\u5bf9\u8c61：\u73e0\u5b9d\u4f01\u4e1a\u5c97\u4f4d\u4eba\u5458
\n * \u5185\u90e8\u72b6\u6001\u4e0d\u53ef\u53d8，\u5bf9\u8c61\u5168\u5c40\u590d\u7528；\u5916\u90e8\u72b6\u6001\u901a\u8fc7\u65b9\u6cd5\u53c2\u6570\u4f20\u5165
\n *\/
\npublic class StaffFlyweight implements IStaffFlyweight {<\/p>\n
\/**\u5c97\u4f4d\u540d\u79f0 – \u5185\u90e8\u72b6\u6001（\u4e0d\u53ef\u53d8）*\/
\n private final String positionName;
\n \/**\u6240\u5c5e\u90e8\u95e8 – \u5185\u90e8\u72b6\u6001（\u4e0d\u53ef\u53d8）*\/
\n private final String department;
\n \/**\u5c97\u4f4d\u804c\u8d23 – \u5185\u90e8\u72b6\u6001（\u4e0d\u53ef\u53d8）*\/
\n private final String duty;<\/p>\n
private static final Random RANDOM = new Random();<\/p>\n
\/**
\n * \u6784\u9020\u51fd\u6570\u521d\u59cb\u5316\u56fa\u5b9a\u5185\u90e8\u72b6\u6001
\n * @param positionName \u5c97\u4f4d\u540d\u79f0
\n * @param department \u90e8\u95e8\u540d\u79f0
\n * @param duty \u5c97\u4f4d\u804c\u8d23
\n *\/
\n public StaffFlyweight(String positionName, String department, String duty) {
\n this.positionName = positionName;
\n this.department = department;
\n this.duty = duty;
\n }<\/p>\n
\/**
\n * \u6267\u884c\u5c97\u4f4d\u4e1a\u52a1，\u5916\u90e8\u72b6\u6001\u7531\u8c03\u7528\u65b9\u4f20\u5165
\n *\/
\n @Override
\n public void executeWork(Logger logger, String businessNo, String businessContext) {
\n logger.info("[\u4e1a\u52a1\u5355\u53f7:{}]\u3010{}-{}\u3011\u5f00\u59cb\u5904\u7406\u4e1a\u52a1：{}，\u5c97\u4f4d\u804c\u8d23：{}",
\n businessNo, department, positionName, businessContext, duty);<\/p>\n
simulateBusinessWork(logger, businessNo);
\n }<\/p>\n
\/**
\n * \u6a21\u62df\u5c97\u4f4d\u4e1a\u52a1\u6267\u884c\u903b\u8f91
\n *\/
\n private void simulateBusinessWork(Logger logger, String businessNo) {
\n int costMs = RANDOM.nextInt(50, 200);
\n try {
\n Thread.sleep(costMs);
\n } catch (InterruptedException e) {
\n Thread.currentThread().interrupt();
\n }<\/p>\n
double randVal = RANDOM.nextDouble();
\n if (randVal < 0.08) {
\n logger.warn("[\u4e1a\u52a1\u5355\u53f7:{}]\u3010{}\u3011\u4e1a\u52a1\u5b58\u5728\u8f7b\u5fae\u5f02\u5e38\u98ce\u9669", businessNo, positionName);
\n }
\n if (randVal < 0.03) {
\n logger.error("[\u4e1a\u52a1\u5355\u53f7:{}]\u3010{}\u3011\u4e1a\u52a1\u5904\u7406\u51fa\u73b0\u4e34\u65f6\u6545\u969c", businessNo, positionName);
\n }<\/p>\n
logger.debug("[\u4e1a\u52a1\u5355\u53f7:{}]\u3010{}\u3011\u5904\u7406\u8017\u65f6{}ms", businessNo, positionName, costMs);
\n }<\/p>\n
@Override
\n public String getPositionName() {
\n return positionName;
\n }<\/p>\n
@Override
\n public String getDuty() {
\n return duty;
\n }
\n}<\/p>\n
\/**
\n * encoding: utf-8
\n * \u7248\u6743\u6240\u6709 2026 \u00a9\u6d82\u805a\u6587\u6709\u9650\u516c\u53f8 \u00ae
\n * \u8bb8\u53ef\u4fe1\u606f\u67e5\u770b：\u8a00\u8a9e\u6210\u4e86\u9080\u529f\u76e1\u8cac\u7684\u529f\u81e3，\u9084\u9700\u8981\u884c\u7232\u6bcf\u65e5\u4f86\u503c\u73ed\u55ce
\n * \u63cf\u8ff0：\u7ed3\u6784\u578b\u6a21\u5f0f Structural Patterns \u4eab\u5143\u6a21\u5f0fFlyweight Pattern
\n * Author : geovindu,Geovin Du \u6d82\u805a\u6587.
\n * IDE : IntelliJ IDEA 2024.3.6 Java 17
\n * # database : Oracle21c,MySQL 9.0,SQL Server 2019,PostgreSQL 17.1 Neo4j
\n * # OS : window10
\n * Datetime : 2026 – 2026\/7\/23 – 23:04
\n * User : geovindu
\n * Product : IntelliJ IDEA
\n * Project : javadesginpattern
\n * File : LoggingConfiguration.java
\n * explain : \u5b66\u4e60 \u7c7b
\n **\/<\/p>\n
package FlyweightPattern.infrastructure.logging;<\/p>\n
import org.slf4j.Logger;
\nimport org.slf4j.LoggerFactory;
\nimport org.springframework.context.annotation.Configuration;<\/p>\n
\/**
\n * \u65e5\u5fd7\u914d\u7f6e\u5165\u53e3
\n * \u5b9e\u9645\u65e5\u5fd7\u6eda\u52a8\u7b56\u7565\u7531 resources\/logback.xml \u63a7\u5236
\n * \u65e5\u5fd7\u76ee\u5f55：Logs\/yyyy-MM-dd\/app-{Level}.log
\n * \u63a7\u5236\u53f0\u4e0e\u6587\u4ef6\u65e5\u5fd7\u683c\u5f0f\u4fdd\u6301\u4e00\u81f4
\n *\/
\n@Configuration
\npublic class LoggingConfiguration {
\n private static final Logger log = LoggerFactory.getLogger(LoggingConfiguration.class);<\/p>\n
public LoggingConfiguration() {
\n log.info("\u65e5\u5fd7\u7cfb\u7edf\u521d\u59cb\u5316\u5b8c\u6210，\u65e5\u5fd7\u6839\u76ee\u5f55：Logs\/");
\n }
\n}<\/p>\n
\/**
\n * encoding: utf-8
\n * \u7248\u6743\u6240\u6709 2026 \u00a9\u6d82\u805a\u6587\u6709\u9650\u516c\u53f8 \u00ae
\n * \u8bb8\u53ef\u4fe1\u606f\u67e5\u770b：\u8a00\u8a9e\u6210\u4e86\u9080\u529f\u76e1\u8cac\u7684\u529f\u81e3，\u9084\u9700\u8981\u884c\u7232\u6bcf\u65e5\u4f86\u503c\u73ed\u55ce
\n * \u63cf\u8ff0：\u7ed3\u6784\u578b\u6a21\u5f0f Structural Patterns \u4eab\u5143\u6a21\u5f0fFlyweight Pattern
\n * Author : geovindu,Geovin Du \u6d82\u805a\u6587.
\n * IDE : IntelliJ IDEA 2024.3.6 Java 17
\n * # database : Oracle21c,MySQL 9.0,SQL Server 2019,PostgreSQL 17.1 Neo4j
\n * # OS : window10
\n * Datetime : 2026 – 2026\/7\/23 – 23:04
\n * User : geovindu
\n * Product : IntelliJ IDEA
\n * Project : javadesginpattern
\n * File : IJewelryBusinessScheduler.java
\n * explain : \u5b66\u4e60 \u7c7b
\n **\/<\/p>\n
package FlyweightPattern.business.abstractions;<\/p>\n
import java.util.concurrent.CompletableFuture;<\/p>\n
\/**
\n * \u73e0\u5b9d\u4e1a\u52a1\u8c03\u5ea6\u5668\u62bd\u8c61
\n * \u8d1f\u8d23\u9a71\u52a8\u6574\u6761\u73e0\u5b9d\u4e1a\u52a1\u6d41\u6c34\u7ebf\u6267\u884c
\n *\/
\npublic interface IJewelryBusinessScheduler {<\/p>\n
\/**
\n * \u6267\u884c\u5355\u6761\u8ba2\u5355\u5b8c\u6574\u4e1a\u52a1\u6d41\u7a0b
\n * @param businessNo \u4e1a\u52a1\u6d41\u6c34\u53f7
\n * @param orderTitle \u8ba2\u5355\u540d\u79f0
\n * @return \u5f02\u6b65\u4efb\u52a1
\n *\/
\n CompletableFuture<Void> runFullJewelryBusinessFlowAsync(String businessNo, String orderTitle);<\/p>\n
\/**
\n * \u5e76\u53d1\u6279\u91cf\u6267\u884c\u591a\u6761\u8ba2\u5355
\n * @param orderCount \u6a21\u62df\u8ba2\u5355\u6570\u91cf
\n * @return \u5f02\u6b65\u4efb\u52a1
\n *\/
\n CompletableFuture<Void> runMultiOrderConcurrentAsync(int orderCount);
\n}<\/p>\n
\/**
\n * encoding: utf-8
\n * \u7248\u6743\u6240\u6709 2026 \u00a9\u6d82\u805a\u6587\u6709\u9650\u516c\u53f8 \u00ae
\n * \u8bb8\u53ef\u4fe1\u606f\u67e5\u770b：\u8a00\u8a9e\u6210\u4e86\u9080\u529f\u76e1\u8cac\u7684\u529f\u81e3，\u9084\u9700\u8981\u884c\u7232\u6bcf\u65e5\u4f86\u503c\u73ed\u55ce
\n * \u63cf\u8ff0：\u7ed3\u6784\u578b\u6a21\u5f0f Structural Patterns \u4eab\u5143\u6a21\u5f0fFlyweight Pattern
\n * Author : geovindu,Geovin Du \u6d82\u805a\u6587.
\n * IDE : IntelliJ IDEA 2024.3.6 Java 17
\n * # database : Oracle21c,MySQL 9.0,SQL Server 2019,PostgreSQL 17.1 Neo4j
\n * # OS : window10
\n * Datetime : 2026 – 2026\/7\/23 – 23:04
\n * User : geovindu
\n * Product : IntelliJ IDEA
\n * Project : javadesginpattern
\n * File : JewelryBusinessScheduler.java
\n * explain : \u5b66\u4e60 \u7c7b
\n **\/<\/p>\n
package FlyweightPattern.business.implementations;<\/p>\n
import FlyweightPattern.business.abstractions.IJewelryBusinessScheduler;
\nimport FlyweightPattern.core.abstractions.IStaffFlyweight;
\nimport FlyweightPattern.core.abstractions.IStaffFlyweightFactory;
\nimport org.slf4j.Logger;
\nimport org.slf4j.LoggerFactory;<\/p>\n
import java.util.List;
\nimport java.util.concurrent.CompletableFuture;<\/p>\n
\/**
\n * \u73e0\u5b9d\u4e1a\u52a1\u6d41\u6c34\u7ebf\u8c03\u5ea6\u5b9e\u73b0
\n * \u4e32\u8054\u5168\u6d41\u7a0b\u5c97\u4f4d，\u901a\u8fc7\u4eab\u5143\u5de5\u5382\u590d\u7528\u5c97\u4f4d\u5b9e\u4f8b
\n *\/
\npublic class JewelryBusinessScheduler implements IJewelryBusinessScheduler {<\/p>\n
private static final Logger log = LoggerFactory.getLogger(JewelryBusinessScheduler.class);
\n private final IStaffFlyweightFactory flyweightFactory;<\/p>\n
public JewelryBusinessScheduler(IStaffFlyweightFactory flyweightFactory) {
\n this.flyweightFactory = flyweightFactory;
\n }<\/p>\n
\/**
\n * \u5355\u8ba2\u5355\u5b8c\u6574\u4e1a\u52a1\u6d41\u6c34\u7ebf
\n *\/
\n @Override
\n public CompletableFuture<Void> runFullJewelryBusinessFlowAsync(String businessNo, String orderTitle) {
\n return CompletableFuture.runAsync(() -> {
\n log.info("=====\u542f\u52a8\u73e0\u5b9d\u5b8c\u6574\u4e1a\u52a1\u6d41\u7a0b，\u5355\u53f7:{},\u8ba2\u5355:{}=====", businessNo, orderTitle);<\/p>\n
List<String> positionSequence = List.of(
\n "\u539f\u6599\u91c7\u8d2d\u6838\u9a8c",
\n "\u8bbe\u8ba1\u5236\u56fe",
\n "\u52a0\u5de5\u751f\u4ea7",
\n "\u8d28\u68c0",
\n "\u5305\u88c5",
\n "\u7269\u6d41",
\n "\u8d22\u52a1",
\n "\u8425\u9500\u63a8\u5e7f",
\n "\u4e1a\u52a1",
\n "\u4eba\u4e8b\u884c\u653f",
\n "IT",
\n "\u57f9\u8bad"
\n );<\/p>\n
for (String position : positionSequence) {
\n IStaffFlyweight staff = flyweightFactory.getStaffFlyweight(position);
\n staff.executeWork(log, businessNo, "\u8ba2\u5355[" + orderTitle + "]\u6d41\u7a0b\u5904\u7406");
\n try {
\n Thread.sleep(30);
\n } catch (InterruptedException e) {
\n Thread.currentThread().interrupt();
\n }
\n }
\n log.info("=====\u73e0\u5b9d\u4e1a\u52a1\u6d41\u7a0b\u5168\u90e8\u6267\u884c\u5b8c\u6210，\u5355\u53f7:{}=====", businessNo);
\n });
\n }<\/p>\n
\/**
\n * \u591a\u8ba2\u5355\u5e76\u53d1\u6267\u884c，\u6d4b\u8bd5\u9ad8\u5e76\u53d1\u573a\u666f
\n *\/
\n @Override
\n public CompletableFuture<Void> runMultiOrderConcurrentAsync(int orderCount) {
\n log.info("\u5f00\u59cb\u5e76\u53d1\u6a21\u62df{}\u6761\u73e0\u5b9d\u8ba2\u5355\u4e1a\u52a1\u6d41\u7a0b", orderCount);
\n CompletableFuture<?>[] tasks = new CompletableFuture[orderCount];<\/p>\n
for (int i = 1; i <= orderCount; i++) {
\n String orderNo = "JH" + System.currentTimeMillis() + String.format("%06d", i);
\n String orderName = "\u5b9a\u5236\u9996\u9970\u8ba2\u5355-" + i + "\u53f7";
\n tasks[i – 1] = runFullJewelryBusinessFlowAsync(orderNo, orderName);
\n }
\n return CompletableFuture.allOf(tasks)
\n .thenRun(() -> log.info("\u5168\u90e8\u5e76\u53d1\u8ba2\u5355\u5904\u7406\u5b8c\u6bd5"));
\n }
\n}<\/p>\n
\/**
\n * encoding: utf-8
\n * \u7248\u6743\u6240\u6709 2026 \u00a9\u6d82\u805a\u6587\u6709\u9650\u516c\u53f8 \u00ae
\n * \u8bb8\u53ef\u4fe1\u606f\u67e5\u770b：\u8a00\u8a9e\u6210\u4e86\u9080\u529f\u76e1\u8cac\u7684\u529f\u81e3，\u9084\u9700\u8981\u884c\u7232\u6bcf\u65e5\u4f86\u503c\u73ed\u55ce
\n * \u63cf\u8ff0：\u7ed3\u6784\u578b\u6a21\u5f0f Structural Patterns \u4eab\u5143\u6a21\u5f0fFlyweight Pattern
\n * Author : geovindu,Geovin Du \u6d82\u805a\u6587.
\n * IDE : IntelliJ IDEA 2024.3.6 Java 17
\n * # database : Oracle21c,MySQL 9.0,SQL Server 2019,PostgreSQL 17.1 Neo4j
\n * # OS : window10
\n * Datetime : 2026 – 2026\/7\/23 – 23:05
\n * User : geovindu
\n * Product : IntelliJ IDEA
\n * Project : javadesginpattern
\n * File : ScheduleStartupService.java
\n * explain : \u5b66\u4e60 \u7c7b
\n **\/<\/p>\n
package FlyweightPattern.scheduler.hostedservices;<\/p>\n
import FlyweightPattern.scheduler.jobs.JewelryScheduleJob;
\nimport org.quartz.*;
\nimport org.slf4j.Logger;
\nimport org.slf4j.LoggerFactory;
\nimport org.springframework.context.event.ContextRefreshedEvent;
\nimport org.springframework.context.event.EventListener;
\nimport org.springframework.stereotype.Service;<\/p>\n
\/**
\n * \u8c03\u5ea6\u542f\u52a8\u6258\u7ba1\u670d\u52a1
\n * Spring\u5bb9\u5668\u542f\u52a8\u5b8c\u6210\u540e\u81ea\u52a8\u6ce8\u518c\u5b9a\u65f6\u4efb\u52a1
\n *\/
\n@Service
\npublic class ScheduleStartupService {<\/p>\n
private static final Logger log = LoggerFactory.getLogger(ScheduleStartupService.class);
\n private final Scheduler scheduler;<\/p>\n
public ScheduleStartupService(Scheduler scheduler) {
\n this.scheduler = scheduler;
\n }<\/p>\n
@EventListener(ContextRefreshedEvent.class)
\n public void startScheduler() throws SchedulerException {
\n log.info("\u5f00\u59cb\u521d\u59cb\u5316Quartz\u5b9a\u65f6\u8c03\u5ea6\u5668");<\/p>\n
\/\/ ==========\u4efb\u52a11：\u6bcf\u969430\u79d2\u81ea\u52a8\u6267\u884c\u4e00\u6b21，\u6a21\u62df\u65e5\u5e38\u81ea\u52a8\u4e1a\u52a1\u6d41\u6c34\u7ebf==========
\n JobKey job1Key = new JobKey("JewelryNormalFlowJob", "JewelryGroup");
\n JobDetail normalJob = JobBuilder.newJob(JewelryScheduleJob.class)
\n .withIdentity(job1Key)
\n .storeDurably()
\n .build();
\n normalJob.getJobDataMap().put("BusinessNo", "JH-SCHED-001");
\n normalJob.getJobDataMap().put("OrderTitle", "\u5b9a\u65f6\u81ea\u52a8-\u65e5\u5e38\u9996\u9970\u751f\u4ea7\u8ba2\u5355");<\/p>\n
Trigger normalTrigger = TriggerBuilder.newTrigger()
\n .withIdentity("NormalFlowTrigger", "JewelryGroup")
\n .startNow()
\n .withSchedule(SimpleScheduleBuilder.simpleSchedule()
\n .withIntervalInSeconds(30)
\n .repeatForever())
\n .build();<\/p>\n
\/\/ ==========\u4efb\u52a12：Cron\u793a\u4f8b\u3010\u6bcf\u5929\u51cc\u666802:00\u6267\u884c\u6279\u91cf10\u5355\u5e76\u53d1\u3011==========
\n JobKey job2Key = new JobKey("JewelryBatchJob", "JewelryGroup");
\n JobDetail batchJob = JobBuilder.newJob(JewelryScheduleJob.class)
\n .withIdentity(job2Key)
\n .storeDurably()
\n .build();
\n batchJob.getJobDataMap().put("ConcurrentOrderCount", 10);<\/p>\n
Trigger batchTrigger = TriggerBuilder.newTrigger()
\n .withIdentity("BatchFlowTrigger", "JewelryGroup")
\n .startNow()
\n .withSchedule(CronScheduleBuilder.cronSchedule("0 0 2 * * ?"))
\n .build();<\/p>\n
scheduler.addJob(normalJob, false);
\n scheduler.scheduleJob(normalTrigger);
\n scheduler.addJob(batchJob, false);
\n scheduler.scheduleJob(batchTrigger);<\/p>\n
scheduler.start();
\n log.info("Quartz\u8c03\u5ea6\u5668\u542f\u52a8\u6210\u529f，\u5b9a\u65f6\u4efb\u52a1\u5df2\u52a0\u8f7d");
\n }
\n}<\/p>\n
\/**
\n * encoding: utf-8
\n * \u7248\u6743\u6240\u6709 2026 \u00a9\u6d82\u805a\u6587\u6709\u9650\u516c\u53f8 \u00ae
\n * \u8bb8\u53ef\u4fe1\u606f\u67e5\u770b：\u8a00\u8a9e\u6210\u4e86\u9080\u529f\u76e1\u8cac\u7684\u529f\u81e3，\u9084\u9700\u8981\u884c\u7232\u6bcf\u65e5\u4f86\u503c\u73ed\u55ce
\n * \u63cf\u8ff0：\u7ed3\u6784\u578b\u6a21\u5f0f Structural Patterns \u4eab\u5143\u6a21\u5f0fFlyweight Pattern
\n * Author : geovindu,Geovin Du \u6d82\u805a\u6587.
\n * IDE : IntelliJ IDEA 2024.3.6 Java 17
\n * # database : Oracle21c,MySQL 9.0,SQL Server 2019,PostgreSQL 17.1 Neo4j
\n * # OS : window10
\n * Datetime : 2026 – 2026\/7\/23 – 23:05
\n * User : geovindu
\n * Product : IntelliJ IDEA
\n * Project : javadesginpattern
\n * File : JewelryScheduleJob.java
\n * explain : \u5b66\u4e60 \u7c7b
\n **\/<\/p>\n
package FlyweightPattern.scheduler.jobs;<\/p>\n
import FlyweightPattern.business.abstractions.IJewelryBusinessScheduler;
\nimport org.quartz.Job;
\nimport org.quartz.JobExecutionContext;
\nimport org.quartz.JobExecutionException;
\nimport org.slf4j.Logger;
\nimport org.slf4j.LoggerFactory;
\nimport org.springframework.stereotype.Component;<\/p>\n
\/**
\n * \u73e0\u5b9d\u4e1a\u52a1\u5b9a\u65f6\u4efb\u52a1Job
\n * Quartz\u8c03\u5ea6\u89e6\u53d1，\u6267\u884c\u5b8c\u6574\u73e0\u5b9d\u4e1a\u52a1\u6d41\u6c34\u7ebf
\n *\/
\n@Component
\npublic class JewelryScheduleJob implements Job {<\/p>\n
private static final Logger log = LoggerFactory.getLogger(JewelryScheduleJob.class);
\n private final IJewelryBusinessScheduler businessScheduler;<\/p>\n
public JewelryScheduleJob(IJewelryBusinessScheduler businessScheduler) {
\n this.businessScheduler = businessScheduler;
\n }<\/p>\n
\/**
\n * Quartz\u4efb\u52a1\u6267\u884c\u5165\u53e3
\n *\/
\n @Override
\n public void execute(JobExecutionContext context) throws JobExecutionException {
\n try {
\n log.info("\u3010\u5b9a\u65f6\u4efb\u52a1\u89e6\u53d1\u3011\u4efb\u52a1Key:{}", context.getJobDetail().getKey());<\/p>\n
String businessNo = context.getJobDetail().getJobDataMap().getString("BusinessNo");
\n String orderTitle = context.getJobDetail().getJobDataMap().getString("OrderTitle");
\n int concurrentCount = context.getJobDetail().getJobDataMap().getInt("ConcurrentOrderCount");<\/p>\n
if (businessNo != null && !businessNo.isBlank() && orderTitle != null && !orderTitle.isBlank()) {
\n businessScheduler.runFullJewelryBusinessFlowAsync(businessNo, orderTitle).join();
\n } else if (concurrentCount > 0) {
\n businessScheduler.runMultiOrderConcurrentAsync(concurrentCount).join();
\n } else {
\n log.warn("\u5b9a\u65f6\u4efb\u52a1\u672a\u4f20\u5165\u6709\u6548\u4e1a\u52a1\u53c2\u6570，\u8df3\u8fc7\u4e1a\u52a1\u6267\u884c");
\n }
\n log.info("\u3010\u5b9a\u65f6\u4efb\u52a1\u6267\u884c\u5b8c\u6210\u3011\u4efb\u52a1Key:{}", context.getJobDetail().getKey());
\n } catch (Exception ex) {
\n log.error(ex.getMessage(), "\u3010\u5b9a\u65f6\u4efb\u52a1\u6267\u884c\u5f02\u5e38\u3011\u4efb\u52a1Key:{}", context.getJobDetail().getKey());
\n throw new JobExecutionException(ex);
\n }
\n }
\n}<\/p>\n
\u8c03\u7528：<\/p>\n
\/**
\n * encoding: utf-8
\n * \u7248\u6743\u6240\u6709 2026 \u00a9\u6d82\u805a\u6587\u6709\u9650\u516c\u53f8 \u00ae
\n * \u8bb8\u53ef\u4fe1\u606f\u67e5\u770b：\u8a00\u8a9e\u6210\u4e86\u9080\u529f\u76e1\u8cac\u7684\u529f\u81e3，\u9084\u9700\u8981\u884c\u7232\u6bcf\u65e5\u4f86\u503c\u73ed\u55ce
\n * \u63cf\u8ff0：\u7ed3\u6784\u578b\u6a21\u5f0f Structural Patterns \u4eab\u5143\u6a21\u5f0fFlyweight Pattern
\n * Author : geovindu,Geovin Du \u6d82\u805a\u6587.
\n * IDE : IntelliJ IDEA 2024.3.6 Java 17
\n * # database : Oracle21c,MySQL 9.0,SQL Server 2019,PostgreSQL 17.1 Neo4j
\n * # OS : window10
\n * Datetime : 2026 – 2026\/7\/5 – 11:03
\n * User : geovindu
\n * Product : IntelliJ IDEA
\n * Project : javadesginpattern
\n * File : FlyweightBll.java
\n * explain : \u5b66\u4e60 \u7c7b
\n **\/<\/p>\n
package BLL;<\/p>\n
import FlyweightPattern.business.abstractions.IJewelryBusinessScheduler;
\nimport FlyweightPattern.business.implementations.JewelryBusinessScheduler;
\nimport FlyweightPattern.infrastructure.flyweight.JewelryStaffFlyweightFactory;
\nimport org.slf4j.Logger;
\nimport org.slf4j.LoggerFactory;<\/p>\n
import java.util.concurrent.CompletableFuture;<\/p>\n
public class FlyweightBll {
\n private static final Logger logger = LoggerFactory.getLogger(FlyweightBll.class);<\/p>\n
public void demo() {
\n JewelryStaffFlyweightFactory flyweightFactory = new JewelryStaffFlyweightFactory();
\n IJewelryBusinessScheduler businessScheduler = new JewelryBusinessScheduler(flyweightFactory);<\/p>\n
logger.info("==================== \u73e0\u5b9d\u4f01\u4e1a\u4eab\u5143\u6a21\u5f0f\u4e1a\u52a1\u7cfb\u7edf\u542f\u52a8\u5b8c\u6210 ====================");
\n logger.info("\u4eab\u5143\u7f13\u5b58\u5c97\u4f4d\u6570\u91cf：{}", flyweightFactory.getCacheCount());<\/p>\n
businessScheduler.runFullJewelryBusinessFlowAsync("JH20260723001", "18K\u91d1\u94bb\u77f3\u6212\u6307\u8ba2\u5355").join();<\/p>\n
logger.info("\\\\n——– \u9ad8\u5e76\u53d1\u6d4b\u8bd5：\u5e76\u53d1\u5904\u74063\u6761\u8ba2\u5355 ——–");
\n businessScheduler.runMultiOrderConcurrentAsync(3).join();<\/p>\n
logger.info("==================== \u4eab\u5143\u6a21\u5f0f\u4e1a\u52a1\u6d41\u7a0b\u5168\u90e8\u6267\u884c\u5b8c\u6bd5 ====================");
\n }
\n}<\/p>\n
\u8f93\u51fa：<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/07\/20260724231823-6a63f2bf6315b.png\")
<\/p>\n","protected":false},"excerpt":{"rendered":"
\u9879\u76ee\u7ed3\u6784：\/*** encoding: utf-8* \u7248\u6743\u6240\u6709 2026 \u00a9\u6d82\u805a\u6587\u6709\u9650\u516c\u53f8 \u00ae* \u8bb8\u53ef\u4fe1\u606f\u67e5\u770b：\u8a00\u8a9e\u6210\u4e86\u9080\u529f\u76e1\u8cac\u7684\u529f\u81e3，\u9084\u9700\u8981\u884c\u7232\u6bcf\u65e5\u4f86\u503c\u73ed\u55ce* \u63cf\u8ff0：\u7ed3\u6784\u578b\u6a21\u5f0f Structural Patterns \u4eab\u5143\u6a21\u5f0fFlyweight Pattern* Author : geovindu,Geovin Du \u6d82\u805a\u6587.* IDE : IntelliJ IDEA 2024.3.6 Java 17<\/p>\n","protected":false},"author":2,"featured_media":82206,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[9181,9182,99,292,190],"topic":[],"class_list":["post-82208","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-9181","tag-9182","tag-java","tag-292","tag-190"],"yoast_head":"\n