dev 契约锁

P15GEN2\59518

2024-05-29 d4210c7c4b04abde20037ea8aa0f54ef8a2649aa

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package policy.rule;
 
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
 
import foundation.server.ObjectCreator;
 
public class RuleMetas implements Iterable<RuleMeta> {
 
    private String buId;
    private List<RuleMeta> items;
    private RuleRuntimes runtimes;
    
    public RuleMetas(String buId) {
        this.buId = buId;
        this.items = new ArrayList<RuleMeta>();
    }
 
    public RuleRuntimes getCheckRuntimes() {
        if (runtimes != null) {
            return runtimes;
        }
        
        synchronized (this) {
            if (runtimes != null) {
                return runtimes;
            }
            
            runtimes = new RuleRuntimes();
            
            for (RuleMeta checkMeta: items) {
                String className = checkMeta.getClassName();
                
                try {
                    RuleAction checker = ObjectCreator.create(className);
                    checker.setMeta(checkMeta);
                    
                    runtimes.loadOneChecker(checker);
                }
                catch (Exception e) {
                    e.printStackTrace();
                }
            }
 
            return runtimes;
        }
    }
 
    public void loadOne(RuleMeta checker) {
        items.add(checker);
    }
 
    public void clear() {
        runtimes = null;
        items.clear();
    }
 
    public String getBuId() {
        return buId;
    }
 
    @Override
    public Iterator<RuleMeta> iterator() {
        return items.iterator();
    }
    
}