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package chapter_05;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.stream.Collectors;
/**
* 把代码分成段落
*
* @author biezhi
* @date 2018/7/3
*/
public class Example5 {
private String findGameAccount(String username){
return null;
}
private String findAccountArea(String account){
return null;
}
public List<String> part1(List<String> users){
List<String> accounts = users.stream().map(this::findGameAccount).collect(Collectors.toList());
Map<String, String> accountArea = accounts.stream().collect(Collectors.toMap((account) -> account, this::findAccountArea));
Set<Map.Entry<String, String>> entries = accountArea.entrySet();
List<String> successUsers = new ArrayList<>();
// for (Map.Entry<String, String> entry: entries) {
// try {
// System.out.println("给 ["+ entry.getKey() +"] ["+ entry.getValue() +"] 发送游戏道具");
// System.out.println("给 ["+ entry.getKey() +"] 发送邮件通知");
// successUsers.add(entry.getKey());
// } catch (Exception e){
// e.printStackTrace();
// }
// }
System.out.println("2018-07-03 发送了["+ successUsers.size() +"]个 xxx 游戏道具");
return successUsers;
}
public List<String> part2(List<String> users){
// 查找游戏账号和大区
List<String> accounts = users.stream().map(this::findGameAccount).collect(Collectors.toList());
Map<String, String> accountArea = accounts.stream()
.collect(Collectors.toMap((account) -> account, this::findAccountArea));
// 给账号发送道具，并发送邮件通知
List<String> successUsers = accountArea.entrySet().stream()
.map(this::sendGameProp).collect(Collectors.toList());
// 记录日志
System.out.println("2018-07-03 发送了["+ successUsers.size() +"]个 xxx 游戏道具");
return successUsers;
}
private String sendGameProp(Map.Entry<String, String> accountEntry){
try {
System.out.println("给 ["+ accountEntry.getKey() +"] ["+ accountEntry.getValue() +"] 发送游戏道具");
System.out.println("给 ["+ accountEntry.getKey() +"] 发送邮件通知");
return accountEntry.getKey();
} catch (Exception e){
throw new RuntimeException(e);
}
}
}