repo增加count方法

修改before remove的监听器返回值类型

src/gaea/src/main/kotlin/com/synebula/gaea/data/message/Status.kt

@@ -4,15 +4,15 @@ object Status {
     /**
      * 成功
      */
-    val Success = 200
+    const val Success = 200
 
     /**
      * 失败
      */
-    val Failure = 400
+    const val Failure = 400
 
     /**
      * 错误
      */
-    val Error = 500
+    const val Error = 500
 }

src/gaea/src/main/kotlin/com/synebula/gaea/domain/repository/IRepository.kt

@@ -39,4 +39,13 @@ interface IRepository {
      * @return 聚合根
      */
     fun <TAggregateRoot : IAggregateRoot<TKey>, TKey> get(id: TKey, clazz: Class<TAggregateRoot>): TAggregateRoot
+
+
+    /**
+     * 根据条件查询符合条件记录的数量
+     *
+     * @param params 查询条件。
+     * @return int
+     */
+    fun <TAggregateRoot> count(params: Map<String, Any>?, clazz: Class<TAggregateRoot>): Int
 }

src/gaea/src/main/kotlin/com/synebula/gaea/domain/repository/ISpecificRepository.kt

@@ -58,4 +58,13 @@ interface ISpecificRepository<TAggregateRoot : IAggregateRoot<TKey>, TKey> {
      */
     fun <T : IAggregateRoot<TKey>, TKey> get(id: TKey, clazz: Class<T>): T
 
+
+    /**
+     * 根据条件查询符合条件记录的数量
+     *
+     * @param params 查询条件。
+     * @return int
+     */
+    fun <TAggregateRoot> count(params: Map<String, Any>?): Int
+
 }

src/gaea/src/main/kotlin/com/synebula/gaea/domain/service/IService.kt

@@ -28,7 +28,7 @@ interface IService<TKey> {
      * @param key 监听器标志。
      * @param func 监听方法。
      */
-    fun addBeforeRemoveListener(key: String, func: (id: TKey) -> Boolean)
+    fun addBeforeRemoveListener(key: String, func: (id: TKey) -> Message<String>)
 
     /**
      * 移除一个删除对象前执行监听器。

src/gaea/src/main/kotlin/com/synebula/gaea/domain/service/Service.kt

@@ -29,14 +29,14 @@ open class Service<TAggregateRoot : IAggregateRoot<TKey>, TKey>(
     /**
      * 删除对象前执行监听器。
      */
-    protected val beforeRemoveListeners = mutableMapOf<String, (id: TKey) -> Boolean>()
+    protected val beforeRemoveListeners = mutableMapOf<String, (id: TKey) -> Message<String>>()
 
     /**
      * 添加一个删除对象前执行监听器。
      * @param key 监听器标志。
      * @param func 监听方法。
      */
-    override fun addBeforeRemoveListener(key: String, func: (id: TKey) -> Boolean) {
+    override fun addBeforeRemoveListener(key: String, func: (id: TKey) -> Message<String>) {
         this.beforeRemoveListeners[key] = func
     }
 
@@ -63,14 +63,15 @@ open class Service<TAggregateRoot : IAggregateRoot<TKey>, TKey>(
     }
 
     override fun remove(id: TKey) {
-        var exec = true
         val functions = this.beforeRemoveListeners.values
+        var msg: Message<String>
         for (func in functions) {
-            exec = func(id)
-            if (!exec) break
+            msg = func(id)
+            if (!msg.success) {
+                throw java.lang.RuntimeException(msg.data)
+            }
         }
-        if (exec)
-            this.repository.remove(id, this.clazz)
+        this.repository.remove(id, this.clazz)
     }
 
     /**

src/gaea/src/main/kotlin/com/synebula/gaea/domain/service/SpecificService.kt

@@ -33,14 +33,14 @@ open class SpecificService<TAggregateRoot : IAggregateRoot<TKey>, TKey>(
     /**
      * 删除对象前执行监听器。
      */
-    protected val beforeRemoveListeners = mutableMapOf<String, (id: TKey) -> Boolean>()
+    protected val beforeRemoveListeners = mutableMapOf<String, (id: TKey) -> Message<String>>()
 
     /**
      * 添加一个删除对象前执行监听器。
      * @param key 监听器标志。
      * @param func 监听方法。
      */
-    override  fun addBeforeRemoveListener(key: String, func: (id: TKey) -> Boolean) {
+    override fun addBeforeRemoveListener(key: String, func: (id: TKey) -> Message<String>) {
         this.beforeRemoveListeners[key] = func
     }
 
@@ -67,14 +67,15 @@ open class SpecificService<TAggregateRoot : IAggregateRoot<TKey>, TKey>(
     }
 
     override fun remove(id: TKey) {
-        var exec = true
         val functions = this.beforeRemoveListeners.values
+        var msg: Message<String>
         for (func in functions) {
-            exec = func(id)
-            if (!exec) break
+            msg = func(id)
+            if (!msg.success) {
+                throw java.lang.RuntimeException(msg.data)
+            }
         }
-        if (exec)
-            this.repository.remove(id)
+        this.repository.remove(id)
     }
 
     fun get(id: TKey): TAggregateRoot {