public String toString() {
String ret = "\n";
while (true) {
if (amazon == null)
try {
amazon = JCS.getInstance("Instances");
} catch (CacheException e) {
e.printStackTrace();
continue;
}
synchronized (AmazonService.class) {
for (Object key : amazon.getGroupKeys("Instances")) {
Instance i = (Instance) amazon.getFromGroup(key, "Instances");
if (i == null) continue;
ret +=
(i.getInstanceId()
+ " "
+ i.getImageId()
+ " "
+ i.getImageId()
+ " "
+ i.getArchitecture()
+ " "
+ i.getPrivateDnsName()
+ " "
+ i.getState().getName())
+ "\n";
}
for (Object key : amazon.getGroupKeys("AMIs")) {
Image r = (Image) amazon.getFromGroup(key, "AMIs");
;
if (r == null) continue;
ret += (r.getImageId() + " " + r.getDescription() + " " + r.getState()) + "\n";
}
}
if (ret.length() > 10) break;
else {
try {
Thread.sleep(1000 * 5);
} catch (InterruptedException e) {
e.printStackTrace();
}
continue;
}
}
return ret;
}
public List<Instance> getInstances() {
List<Instance> list = new ArrayList<Instance>();
if (amazon == null)
try {
amazon = JCS.getInstance("Instances");
} catch (CacheException e) {
e.printStackTrace();
return list;
}
synchronized (AmazonService.class) {
for (Object key : amazon.getGroupKeys("Instances")) {
Instance i = (Instance) amazon.getFromGroup(key, "Instances");
if (i == null) continue;
list.add(i);
}
}
return list;
}