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fix for "no more elements available" exception

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git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@4901 6c8d7289-2bf4-0310-a012-ef5d649a1542
This commit is contained in:
orbiter 2008-06-07 22:07:25 +00:00
parent 9e7c60f227
commit 9a9737a54e
1 changed files with 12 additions and 2 deletions
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14
source/de/anomic/kelondro/kelondroMapObjects.java
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@ -353,17 +353,27 @@ public class kelondroMapObjects extends kelondroObjects {
Iterator<String> keyIterator;
boolean finish;
HashMap<String, String> n;
public mapIterator(Iterator<String> keyIterator) {
this.keyIterator = keyIterator;
this.finish = false;
this.n = next0();
}
public boolean hasNext() {
return (!(finish)) && (keyIterator != null) && (keyIterator.hasNext());
return this.n != null;
}
public HashMap<String, String> next() {
HashMap<String, String> n1 = n;
n = next0();
return n1;
}
private HashMap<String, String> next0() {
if (finish) return null;
if (keyIterator == null) return null;
String nextKey;
HashMap<String, String> map;
while (keyIterator.hasNext()) {
@ -377,7 +387,7 @@ public class kelondroMapObjects extends kelondroObjects {
map.put("key", nextKey);
return map;
}
throw new kelondroException("no more elements available");
return null;
}
public void remove() {