From 79cddf659b57626b1698593f26324d40f9784c4d Mon Sep 17 00:00:00 2001
From: peng-yongsheng <8082209@qq.com>
Date: Sat, 13 Jan 2018 17:18:44 +0800
Subject: [PATCH] Changed boolean type to integer, true: 1, false: 0.

---
 .../jvm/provider/service/MemoryMetricService.java        | 3 ++-
 .../register/ApplicationRegisterSerialWorker.java        | 3 ++-
 .../provider/register/InstanceRegisterSerialWorker.java  | 3 ++-
 .../register/provider/service/ApplicationIDService.java  | 9 +++------
 .../register/provider/service/InstanceIDService.java     | 5 +++--
 .../src/main/resources/application.yml                   | 8 ++++----
 .../apm/collector/storage/table/jvm/MemoryMetric.java    | 9 ++++-----
 .../collector/storage/table/register/Application.java    | 9 ++++-----
 .../apm/collector/storage/table/register/Instance.java   | 9 ++++-----
 .../storage/es/dao/cache/InstanceEsCacheDAO.java         | 4 ----
 .../storage/es/dao/cache/NetworkAddressEsCacheDAO.java   | 2 +-
 .../memorymp/AbstractMemoryMetricEsPersistenceDAO.java   | 2 +-
 .../memorymp/AbstractMemoryMetricH2PersistenceDAO.java   | 4 ++--
 13 files changed, 32 insertions(+), 38 deletions(-)

diff --git a/apm-collector/apm-collector-analysis/analysis-jvm/jvm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/jvm/provider/service/MemoryMetricService.java b/apm-collector/apm-collector-analysis/analysis-jvm/jvm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/jvm/provider/service/MemoryMetricService.java
index c9ed19bed..97e1d7fd0 100644
--- a/apm-collector/apm-collector-analysis/analysis-jvm/jvm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/jvm/provider/service/MemoryMetricService.java
+++ b/apm-collector/apm-collector-analysis/analysis-jvm/jvm-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/jvm/provider/service/MemoryMetricService.java
@@ -22,6 +22,7 @@ import org.apache.skywalking.apm.collector.analysis.jvm.define.graph.GraphIdDefi
 import org.apache.skywalking.apm.collector.analysis.jvm.define.service.IMemoryMetricService;
 import org.apache.skywalking.apm.collector.core.graph.Graph;
 import org.apache.skywalking.apm.collector.core.graph.GraphManager;
+import org.apache.skywalking.apm.collector.core.util.BooleanUtils;
 import org.apache.skywalking.apm.collector.core.util.Const;
 import org.apache.skywalking.apm.collector.core.util.ObjectUtils;
 import org.apache.skywalking.apm.collector.storage.table.jvm.MemoryMetric;
@@ -53,7 +54,7 @@ public class MemoryMetricService implements IMemoryMetricService {
         memoryMetric.setId(id);
         memoryMetric.setMetricId(metricId);
         memoryMetric.setInstanceId(instanceId);
-        memoryMetric.setIsHeap(isHeap);
+        memoryMetric.setIsHeap(BooleanUtils.booleanToValue(isHeap));
         memoryMetric.setInit(init);
         memoryMetric.setMax(max);
         memoryMetric.setUsed(used);
diff --git a/apm-collector/apm-collector-analysis/analysis-register/register-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/register/provider/register/ApplicationRegisterSerialWorker.java b/apm-collector/apm-collector-analysis/analysis-register/register-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/register/provider/register/ApplicationRegisterSerialWorker.java
index 0562c9485..686320b54 100644
--- a/apm-collector/apm-collector-analysis/analysis-register/register-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/register/provider/register/ApplicationRegisterSerialWorker.java
+++ b/apm-collector/apm-collector-analysis/analysis-register/register-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/register/provider/register/ApplicationRegisterSerialWorker.java
@@ -25,6 +25,7 @@ import org.apache.skywalking.apm.collector.analysis.worker.model.base.WorkerExce
 import org.apache.skywalking.apm.collector.cache.CacheModule;
 import org.apache.skywalking.apm.collector.cache.service.ApplicationCacheService;
 import org.apache.skywalking.apm.collector.core.module.ModuleManager;
+import org.apache.skywalking.apm.collector.core.util.BooleanUtils;
 import org.apache.skywalking.apm.collector.core.util.Const;
 import org.apache.skywalking.apm.collector.storage.StorageModule;
 import org.apache.skywalking.apm.collector.storage.dao.register.IApplicationRegisterDAO;
@@ -65,7 +66,7 @@ public class ApplicationRegisterSerialWorker extends AbstractLocalAsyncWorker<Ap
                 userApplication.setApplicationCode(Const.USER_CODE);
                 userApplication.setApplicationId(Const.NONE_APPLICATION_ID);
                 userApplication.setAddressId(Const.NONE);
-                userApplication.setIsAddress(false);
+                userApplication.setIsAddress(BooleanUtils.FALSE);
                 applicationRegisterDAO.save(userApplication);
 
                 newApplication = new Application();
diff --git a/apm-collector/apm-collector-analysis/analysis-register/register-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/register/provider/register/InstanceRegisterSerialWorker.java b/apm-collector/apm-collector-analysis/analysis-register/register-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/register/provider/register/InstanceRegisterSerialWorker.java
index 654e5b69d..de5a8c131 100644
--- a/apm-collector/apm-collector-analysis/analysis-register/register-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/register/provider/register/InstanceRegisterSerialWorker.java
+++ b/apm-collector/apm-collector-analysis/analysis-register/register-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/register/provider/register/InstanceRegisterSerialWorker.java
@@ -25,6 +25,7 @@ import org.apache.skywalking.apm.collector.analysis.worker.model.base.WorkerExce
 import org.apache.skywalking.apm.collector.cache.CacheModule;
 import org.apache.skywalking.apm.collector.cache.service.InstanceCacheService;
 import org.apache.skywalking.apm.collector.core.module.ModuleManager;
+import org.apache.skywalking.apm.collector.core.util.BooleanUtils;
 import org.apache.skywalking.apm.collector.core.util.Const;
 import org.apache.skywalking.apm.collector.storage.StorageModule;
 import org.apache.skywalking.apm.collector.storage.dao.register.IInstanceRegisterDAO;
@@ -70,7 +71,7 @@ public class InstanceRegisterSerialWorker extends AbstractLocalAsyncWorker<Insta
                 userInstance.setOsInfo(Const.EMPTY_STRING);
                 userInstance.setRegisterTime(System.currentTimeMillis());
                 userInstance.setAddressId(Const.NONE);
-                userInstance.setIsAddress(false);
+                userInstance.setIsAddress(BooleanUtils.FALSE);
                 instanceRegisterDAO.save(userInstance);
 
                 newInstance = new Instance();
diff --git a/apm-collector/apm-collector-analysis/analysis-register/register-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/register/provider/service/ApplicationIDService.java b/apm-collector/apm-collector-analysis/analysis-register/register-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/register/provider/service/ApplicationIDService.java
index 0714a064c..72971d075 100644
--- a/apm-collector/apm-collector-analysis/analysis-register/register-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/register/provider/service/ApplicationIDService.java
+++ b/apm-collector/apm-collector-analysis/analysis-register/register-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/register/provider/service/ApplicationIDService.java
@@ -26,19 +26,16 @@ import org.apache.skywalking.apm.collector.cache.service.NetworkAddressCacheServ
 import org.apache.skywalking.apm.collector.core.graph.Graph;
 import org.apache.skywalking.apm.collector.core.graph.GraphManager;
 import org.apache.skywalking.apm.collector.core.module.ModuleManager;
+import org.apache.skywalking.apm.collector.core.util.BooleanUtils;
 import org.apache.skywalking.apm.collector.core.util.Const;
 import org.apache.skywalking.apm.collector.core.util.ObjectUtils;
 import org.apache.skywalking.apm.collector.storage.table.register.Application;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
 
 /**
  * @author peng-yongsheng
  */
 public class ApplicationIDService implements IApplicationIDService {
 
-    private final Logger logger = LoggerFactory.getLogger(ApplicationIDService.class);
-
     private final ModuleManager moduleManager;
     private ApplicationCacheService applicationCacheService;
     private NetworkAddressCacheService networkAddressCacheService;
@@ -78,7 +75,7 @@ public class ApplicationIDService implements IApplicationIDService {
             application.setApplicationCode(applicationCode);
             application.setApplicationId(0);
             application.setAddressId(Const.NONE);
-            application.setIsAddress(false);
+            application.setIsAddress(BooleanUtils.FALSE);
 
             getApplicationRegisterGraph().start(application);
         }
@@ -94,7 +91,7 @@ public class ApplicationIDService implements IApplicationIDService {
             application.setApplicationCode(networkAddress);
             application.setApplicationId(0);
             application.setAddressId(addressId);
-            application.setIsAddress(true);
+            application.setIsAddress(BooleanUtils.TRUE);
 
             getApplicationRegisterGraph().start(application);
         }
diff --git a/apm-collector/apm-collector-analysis/analysis-register/register-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/register/provider/service/InstanceIDService.java b/apm-collector/apm-collector-analysis/analysis-register/register-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/register/provider/service/InstanceIDService.java
index b3ebb66bd..83a1a360f 100644
--- a/apm-collector/apm-collector-analysis/analysis-register/register-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/register/provider/service/InstanceIDService.java
+++ b/apm-collector/apm-collector-analysis/analysis-register/register-provider/src/main/java/org/apache/skywalking/apm/collector/analysis/register/provider/service/InstanceIDService.java
@@ -25,6 +25,7 @@ import org.apache.skywalking.apm.collector.cache.service.InstanceCacheService;
 import org.apache.skywalking.apm.collector.core.graph.Graph;
 import org.apache.skywalking.apm.collector.core.graph.GraphManager;
 import org.apache.skywalking.apm.collector.core.module.ModuleManager;
+import org.apache.skywalking.apm.collector.core.util.BooleanUtils;
 import org.apache.skywalking.apm.collector.core.util.Const;
 import org.apache.skywalking.apm.collector.core.util.ObjectUtils;
 import org.apache.skywalking.apm.collector.storage.StorageModule;
@@ -83,7 +84,7 @@ public class InstanceIDService implements IInstanceIDService {
             instance.setHeartBeatTime(registerTime);
             instance.setInstanceId(0);
             instance.setOsInfo(osInfo);
-            instance.setIsAddress(false);
+            instance.setIsAddress(BooleanUtils.FALSE);
             instance.setAddressId(Const.NONE);
 
             getInstanceRegisterGraph().start(instance);
@@ -104,7 +105,7 @@ public class InstanceIDService implements IInstanceIDService {
             instance.setHeartBeatTime(registerTime);
             instance.setInstanceId(0);
             instance.setOsInfo(Const.EMPTY_STRING);
-            instance.setIsAddress(true);
+            instance.setIsAddress(BooleanUtils.TRUE);
             instance.setAddressId(addressId);
 
             getInstanceRegisterGraph().start(instance);
diff --git a/apm-collector/apm-collector-boot/src/main/resources/application.yml b/apm-collector/apm-collector-boot/src/main/resources/application.yml
index 82d82b278..6e8a91ddc 100644
--- a/apm-collector/apm-collector-boot/src/main/resources/application.yml
+++ b/apm-collector/apm-collector-boot/src/main/resources/application.yml
@@ -42,10 +42,10 @@ ui:
 #    index_shards_number: 2
 #    index_replicas_number: 0
 #    ttl: 7
-#storage:
-#  h2:
-#    url: jdbc:h2:tcp://localhost/~/test
-#    user_name: sa
+storage:
+  h2:
+    url: jdbc:h2:tcp://localhost/~/test
+    user_name: sa
 configuration:
   default:
     application_apdex_threshold: 2000
diff --git a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/table/jvm/MemoryMetric.java b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/table/jvm/MemoryMetric.java
index 40d558502..9062ba922 100644
--- a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/table/jvm/MemoryMetric.java
+++ b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/table/jvm/MemoryMetric.java
@@ -25,7 +25,6 @@ import org.apache.skywalking.apm.collector.core.data.operator.CoverOperation;
 import org.apache.skywalking.apm.collector.core.data.operator.MaxOperation;
 import org.apache.skywalking.apm.collector.core.data.operator.MinOperation;
 import org.apache.skywalking.apm.collector.core.data.operator.NonOperation;
-import org.apache.skywalking.apm.collector.core.util.BooleanUtils;
 
 /**
  * @author peng-yongsheng
@@ -132,11 +131,11 @@ public class MemoryMetric extends StreamData {
         setDataInteger(0, instanceId);
     }
 
-    public Boolean getIsHeap() {
-        return BooleanUtils.valueToBoolean(getDataInteger(1));
+    public Integer getIsHeap() {
+        return getDataInteger(1);
     }
 
-    public void setIsHeap(Boolean isHeap) {
-        setDataInteger(1, BooleanUtils.booleanToValue(isHeap));
+    public void setIsHeap(Integer isHeap) {
+        setDataInteger(1, isHeap);
     }
 }
diff --git a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/table/register/Application.java b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/table/register/Application.java
index 59833a776..3b68ddbce 100644
--- a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/table/register/Application.java
+++ b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/table/register/Application.java
@@ -22,7 +22,6 @@ import org.apache.skywalking.apm.collector.core.data.Column;
 import org.apache.skywalking.apm.collector.core.data.StreamData;
 import org.apache.skywalking.apm.collector.core.data.operator.CoverOperation;
 import org.apache.skywalking.apm.collector.core.data.operator.NonOperation;
-import org.apache.skywalking.apm.collector.core.util.BooleanUtils;
 
 /**
  * @author peng-yongsheng
@@ -90,11 +89,11 @@ public class Application extends StreamData {
         setDataInteger(1, addressId);
     }
 
-    public boolean getIsAddress() {
-        return BooleanUtils.valueToBoolean(getDataInteger(2));
+    public int getIsAddress() {
+        return getDataInteger(2);
     }
 
-    public void setIsAddress(boolean isAddress) {
-        setDataInteger(2, BooleanUtils.booleanToValue(isAddress));
+    public void setIsAddress(int isAddress) {
+        setDataInteger(2, isAddress);
     }
 }
diff --git a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/table/register/Instance.java b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/table/register/Instance.java
index 9c8eb3a45..cc4ce39a8 100644
--- a/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/table/register/Instance.java
+++ b/apm-collector/apm-collector-storage/collector-storage-define/src/main/java/org/apache/skywalking/apm/collector/storage/table/register/Instance.java
@@ -22,7 +22,6 @@ import org.apache.skywalking.apm.collector.core.data.Column;
 import org.apache.skywalking.apm.collector.core.data.StreamData;
 import org.apache.skywalking.apm.collector.core.data.operator.CoverOperation;
 import org.apache.skywalking.apm.collector.core.data.operator.NonOperation;
-import org.apache.skywalking.apm.collector.core.util.BooleanUtils;
 
 /**
  * @author peng-yongsheng
@@ -127,11 +126,11 @@ public class Instance extends StreamData {
         setDataInteger(2, addressId);
     }
 
-    public boolean getIsAddress() {
-        return BooleanUtils.valueToBoolean(getDataInteger(3));
+    public int getIsAddress() {
+        return getDataInteger(3);
     }
 
-    public void setIsAddress(boolean isAddress) {
-        setDataInteger(3, BooleanUtils.booleanToValue(isAddress));
+    public void setIsAddress(int isAddress) {
+        setDataInteger(3, isAddress);
     }
 }
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/cache/InstanceEsCacheDAO.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/cache/InstanceEsCacheDAO.java
index ae418a228..baca55ef4 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/cache/InstanceEsCacheDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/cache/InstanceEsCacheDAO.java
@@ -30,16 +30,12 @@ import org.elasticsearch.action.search.SearchType;
 import org.elasticsearch.index.query.BoolQueryBuilder;
 import org.elasticsearch.index.query.QueryBuilders;
 import org.elasticsearch.search.SearchHit;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
 
 /**
  * @author peng-yongsheng
  */
 public class InstanceEsCacheDAO extends EsDAO implements IInstanceCacheDAO {
 
-    private final Logger logger = LoggerFactory.getLogger(InstanceEsCacheDAO.class);
-
     public InstanceEsCacheDAO(ElasticSearchClient client) {
         super(client);
     }
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/cache/NetworkAddressEsCacheDAO.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/cache/NetworkAddressEsCacheDAO.java
index a0d501668..b7315e4ba 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/cache/NetworkAddressEsCacheDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/cache/NetworkAddressEsCacheDAO.java
@@ -48,7 +48,7 @@ public class NetworkAddressEsCacheDAO extends EsDAO implements INetworkAddressCa
         ElasticSearchClient client = getClient();
 
         SearchRequestBuilder searchRequestBuilder = client.prepareSearch(NetworkAddressTable.TABLE);
-        searchRequestBuilder.setTypes("type");
+        searchRequestBuilder.setTypes(NetworkAddressTable.TABLE_TYPE);
         searchRequestBuilder.setSearchType(SearchType.QUERY_THEN_FETCH);
         searchRequestBuilder.setQuery(QueryBuilders.termQuery(NetworkAddressTable.COLUMN_NETWORK_ADDRESS, networkAddress));
         searchRequestBuilder.setSize(1);
diff --git a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/memorymp/AbstractMemoryMetricEsPersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/memorymp/AbstractMemoryMetricEsPersistenceDAO.java
index d9d9ab175..bf480ffed 100644
--- a/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/memorymp/AbstractMemoryMetricEsPersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-es-provider/src/main/java/org/apache/skywalking/apm/collector/storage/es/dao/memorymp/AbstractMemoryMetricEsPersistenceDAO.java
@@ -44,7 +44,7 @@ public abstract class AbstractMemoryMetricEsPersistenceDAO extends AbstractPersi
         memoryMetric.setMetricId((String)source.get(MemoryMetricTable.COLUMN_METRIC_ID));
 
         memoryMetric.setInstanceId(((Number)source.get(MemoryMetricTable.COLUMN_INSTANCE_ID)).intValue());
-        memoryMetric.setIsHeap((Boolean)source.get(MemoryMetricTable.COLUMN_IS_HEAP));
+        memoryMetric.setIsHeap(((Number)source.get(MemoryMetricTable.COLUMN_IS_HEAP)).intValue());
 
         memoryMetric.setInit(((Number)source.get(MemoryMetricTable.COLUMN_INIT)).longValue());
         memoryMetric.setMax(((Number)source.get(MemoryMetricTable.COLUMN_MAX)).longValue());
diff --git a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/memorymp/AbstractMemoryMetricH2PersistenceDAO.java b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/memorymp/AbstractMemoryMetricH2PersistenceDAO.java
index 60ba719e4..03392889a 100644
--- a/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/memorymp/AbstractMemoryMetricH2PersistenceDAO.java
+++ b/apm-collector/apm-collector-storage/collector-storage-h2-provider/src/main/java/org/apache/skywalking/apm/collector/storage/h2/dao/memorymp/AbstractMemoryMetricH2PersistenceDAO.java
@@ -28,7 +28,7 @@ import org.apache.skywalking.apm.collector.storage.table.jvm.MemoryMetric;
 import org.apache.skywalking.apm.collector.storage.table.jvm.MemoryMetricTable;
 
 /**
- * @author peng-yongsheng, clevertension
+ * @author peng-yongsheng
  */
 public abstract class AbstractMemoryMetricH2PersistenceDAO extends AbstractPersistenceH2DAO<MemoryMetric> {
 
@@ -42,7 +42,7 @@ public abstract class AbstractMemoryMetricH2PersistenceDAO extends AbstractPersi
         memoryMetric.setMetricId(resultSet.getString(MemoryMetricTable.COLUMN_METRIC_ID));
 
         memoryMetric.setInstanceId(resultSet.getInt(MemoryMetricTable.COLUMN_INSTANCE_ID));
-        memoryMetric.setIsHeap(resultSet.getBoolean(MemoryMetricTable.COLUMN_IS_HEAP));
+        memoryMetric.setIsHeap(resultSet.getInt(MemoryMetricTable.COLUMN_IS_HEAP));
 
         memoryMetric.setInit(resultSet.getLong(MemoryMetricTable.COLUMN_INIT));
         memoryMetric.setMax(resultSet.getLong(MemoryMetricTable.COLUMN_MAX));