BuildItem.java

package com.progress.hudson;

import java.util.Calendar;
import java.util.Date;

import hudson.model.Item;
/**
 * Keeps the status of one job/project 
 * @author Stefan Fritz <sfritz@progress.com>
 *
 */
public class BuildItem{
  private Item item=null;
  
  private Integer retriesLeft =-1; //forever by default
  private Long nextInterval =0L;
  private Long interval=0L;
  
  BuildItem(Item item, Integer interval, Integer maxRetries ){
    setItem(item);
    setInterval(interval * 1000L * 60L); //in minutes
    
    setNextInterval( System.currentTimeMillis() + getInterval());
    if(maxRetries>0){
      setRetriesLeft(maxRetries);
    }      
  }
  
  public boolean readyForBuild(){
    boolean result =false;
    // only build if next build time/interval passed and retries are left
    Integer left = getRetriesLeft();
    if(left!=0){
      Long now=System.currentTimeMillis();
      Long next=getNextInterval();
      String sNow=new Date(now).toString();
      String sNext=new Date(next).toString();
      
      if(now >= next){
        // rebuild is ok
        result=true;
        if(left>0){
          //decrement retries
          setRetriesLeft(--left);
        }
        setNextInterval(now + getInterval());
      }
    }
    return result;      
  }
  
  public String getUniqueID(){
    return item.getFullName();      
  }

  
  
  private Item getItem() {
    return item;
  }

  private void setItem(Item item) {
    this.item = item;
  }

  private Integer getRetriesLeft() {
    return retriesLeft;
  }

  private void setRetriesLeft(Integer retriesLeft) {
    if(retriesLeft!=-1){
      //only set if not infinite (-1)
      this.retriesLeft = retriesLeft;
    }    
  }

  private Long getNextInterval() {
    return nextInterval;
  }

  private void setNextInterval(Long nextInterval) {
    this.nextInterval = nextInterval;
  }
  private Long getInterval() {
    return interval;
  }
  private void setInterval(Long interval) {
    this.interval = interval;
  }
}