fix

@@ -30,7 +30,7 @@ public class ForbiddenPageIdsLogicService {
 	private static final String key = "SEARCH_FORBIDDEN_SKNLIST_%s";
 
 	private Map<String, List<String>> skn_forbiddenPageIds_map = null;
-	
+
 	public List<String> getPageIdForbiddenSkns(String pageId) {
 		if (skn_forbiddenPageIds_map == null || skn_forbiddenPageIds_map.isEmpty()) {
 			return new ArrayList<String>();
@@ -38,13 +38,10 @@ public class ForbiddenPageIdsLogicService {
 		return skn_forbiddenPageIds_map.get(pageId);
 	}
 
-	private volatile boolean isReloading = false;
-
 	public synchronized Map<String, Integer> reloadForbiddenPageIds() {
 		Map<String, Integer> pageCountMap = new HashMap<String, Integer>();
 		try {
 			INDEX_REBUILD_LOG.info("do reloadForbiddenPageIds .........");
-			isReloading = true;
 			List<String> allPageIds = SearchPageIdDefine.getAllPgeIds();
 			Map<String, List<String>> temp = new HashMap<String, List<String>>();
 			for (String pageId : allPageIds) {
@@ -63,23 +60,9 @@ public class ForbiddenPageIdsLogicService {
 		} catch (Exception e) {
 			INDEX_REBUILD_LOG.error(e.getMessage(), e);
 		} finally {
-			isReloading = false;
-		}
-		return pageCountMap;
-	}
 
-	private synchronized void checkAndInit() {
-		if (skn_forbiddenPageIds_map == null || skn_forbiddenPageIds_map.isEmpty()) {
-			reloadForbiddenPageIds();
-		}
-		while (isReloading) {
-			try {
-				INDEX_REBUILD_LOG.info("is reloading ForbiddenPageIds ,wait 1000ms .........");
-				Thread.sleep(1000);
-			} catch (Exception e) {
-				INDEX_REBUILD_LOG.error(e.getMessage(), e);
-			}
 		}
+		return pageCountMap;
 	}
 
 	private Set<String> getPageForbiddenSknSet(String pageId) {
@@ -94,6 +77,24 @@ public class ForbiddenPageIdsLogicService {
 		}
 	}
 
+	private boolean isNeedReload() {
+		if (skn_forbiddenPageIds_map == null || skn_forbiddenPageIds_map.isEmpty()) {
+			return true;
+		}
+		return false;
+	}
+
+	private void checkAndInit() {
+		if (!isNeedReload()) {
+			return;
+		}
+		synchronized (ForbiddenPageIdsLogicService.class) {
+			if (isNeedReload()) {
+				reloadForbiddenPageIds();
+			}
+		}
+	}
+
 	public String getSknForbiddenPageIds(ProductIBO productIBO) {
 		checkAndInit();
 		Integer productSkn = productIBO.getProductSkn();