修改代码格式等；调整分页参如兼容@排序字段

src/gaea.app/src/main/kotlin/com/synebula/gaea/app/query/IQueryApp.kt

@@ -28,7 +28,7 @@ interface IQueryApp<TView, TKey> : IApplication {
     }
 
     @GetMapping
-    fun list(@RequestParam params: MutableMap<String, Any>): HttpMessage {
+    fun list(@RequestParam params: LinkedHashMap<String, Any>): HttpMessage {
         return this.doQuery("获取${this.name}列表数据失败") {
             this.query!!.list(params, clazz)
         }
@@ -38,11 +38,10 @@ interface IQueryApp<TView, TKey> : IApplication {
     fun paging(
         @PathVariable size: Int,
         @PathVariable page: Int,
-        @RequestParam parameters: MutableMap<String, Any>
+        @RequestParam parameters: LinkedHashMap<String, Any>
     ): HttpMessage {
         return this.doQuery("获取${this.name}分页数据[条数:$size,页码:$page]失败") {
-            val data = Params(page, size)
-            data.parameters = parameters
+            val data = Params(page, size, parameters)
             this.query!!.paging(data, clazz)
         }
     }

src/gaea/src/main/kotlin/com/synebula/gaea/data/cache/ICache.kt

@@ -10,5 +10,5 @@ package com.synebula.gaea.data.cache
 interface ICache {
     fun add(key: String, value: CacheEntity)
 
-    operator fun get(key: String): CacheEntity
+    operator fun get(key: String): CacheEntity?
 }

src/gaea/src/main/kotlin/com/synebula/gaea/data/code/CompositeCode.kt

@@ -8,13 +8,8 @@ package com.synebula.gaea.data.code
  * @since 2016年10月24日 下午2:53:50
  */
 class CompositeCode(val generators: List<ICodeGenerator<*>>?) : ICodeGenerator<String> {
-
-    /*
-	 * Method
-	 */
-
     override fun generate(): String {
-        if (this.generators == null || generators.size == 0)
+        if (this.generators == null || generators.isEmpty())
             return ""
         val buffer = StringBuffer()
         for (generator in generators) {

src/gaea/src/main/kotlin/com/synebula/gaea/data/code/FixedSerialCode.kt

@@ -29,11 +29,6 @@ class FixedSerialCode(
         var step: Int = 1
 ) : ICodeGenerator<String> {
 
-
-    /*
-     * Method
-     */
-
     @Synchronized
     override fun generate(): String {
         val value = this.seed

src/gaea/src/main/kotlin/com/synebula/gaea/data/code/ValueCode.kt

@@ -8,10 +8,7 @@ package com.synebula.gaea.data.code
  * @since 2016年10月24日 下午4:07:10
  */
 class ValueCode(var value: String) : ICodeGenerator<String> {
-
-    /*
-	 * Method
-	 */
+    
     override fun generate(): String {
         return this.value
     }

src/gaea/src/main/kotlin/com/synebula/gaea/query/Params.kt

@@ -11,36 +11,77 @@ import com.synebula.gaea.query.type.Order
  */
 data class Params(var page: Int = 1, var size: Int = 10) {
 
+    private var _parameters = mutableMapOf<String, Any>()
+    private var _orders = mutableMapOf<String, Order>()
+
     /**
      * 数据索引，从0开始。表示数据在总量的第几条。（index = (page - 1) * size）
      */
-    var index: Long = 0
-        get() = (page.toLong() - 1) * size.toLong()
+    var index: Int = 0
+        get() = (page - 1) * size
         private set
 
     /**
      * 排序条件。
      */
-    var orders: MutableMap<String, Order> = hashMapOf()
+    var orders: Map<String, Order>
+        set(value) {
+            this._orders = value.toMutableMap()
+        }
+        get() {
+            if (this._parameters.keys.count { it.startsWith("@") } > 0) {
+                val params = mutableMapOf<String, Any>()
+                this._parameters.forEach {
+                    if (it.key.startsWith("@")) {
+                        this._orders[it.key.removePrefix("@")] = Order.valueOf(it.value.toString())
+                    } else
+                        params[it.key] = it.value
+                }
+                this._parameters = params
+            }
+            return this._orders
+        }
 
     /**
      * 查询条件。
      */
-    var parameters: MutableMap<String, Any> = hashMapOf()
+    var parameters: Map<String, Any>
+        set(value) {
+            this._parameters = value.toMutableMap()
+        }
+        get() {
+            if (this._parameters.keys.count { it.startsWith("@") } > 0) {
+                val params = mutableMapOf<String, Any>()
+                this._parameters.forEach {
+                    if (it.key.startsWith("@")) {
+                        this._orders[it.key.removePrefix("@")] = Order.valueOf(it.value.toString())
+                    } else
+                        params[it.key] = it.value
+                }
+                this._parameters = params
+            }
+            return this._parameters
+        }
+
+    constructor(page: Int, size: Int, parameters: LinkedHashMap<String, Any>) : this(page, size) {
+        this.page = page
+        this.size = size
+        this._parameters = parameters
+    }
 
     /**
      * 添加查询条件
      */
-    fun addParameter(field: String, value: Any): Params {
-        parameters[field] = value
+    fun where(field: String, value: Any): Params {
+        _parameters[field] = value
         return this
     }
 
     /**
      * 添加排序条件
      */
-    fun addOrderBy(field: String, type: Order = Order.ASC): Params {
-        orders[field] = type
+    fun order(field: String, order: Order = Order.ASC): Params {
+        _orders[field] = order
         return this
     }
 }