From eae2baefcc285883a15ff7793e0c6742aaf4edf0 Mon Sep 17 00:00:00 2001
From: Huang, Hua <huanghua@mininglamp.com>
Date: Fri, 14 Aug 2015 17:20:30 +0800
Subject: [PATCH] Fix KYLIN-949 by adding hashCode() and equals() method in
 PrepareSqlRequest

---
 .../kylin/rest/request/PrepareSqlRequest.java      | 185 ++++++++++++++-------
 1 file changed, 121 insertions(+), 64 deletions(-)

diff --git a/server/src/main/java/org/apache/kylin/rest/request/PrepareSqlRequest.java b/server/src/main/java/org/apache/kylin/rest/request/PrepareSqlRequest.java
index 6d694f7..d8ae0f9 100644
--- a/server/src/main/java/org/apache/kylin/rest/request/PrepareSqlRequest.java
+++ b/server/src/main/java/org/apache/kylin/rest/request/PrepareSqlRequest.java
@@ -1,64 +1,121 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- * 
- *     http://www.apache.org/licenses/LICENSE-2.0
- * 
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package org.apache.kylin.rest.request;
-
-/**
- * @author xduo
- * 
- */
-public class PrepareSqlRequest extends SQLRequest {
-
-    public PrepareSqlRequest() {
-        super();
-    }
-
-    private StateParam[] params;
-
-    public StateParam[] getParams() {
-        return params;
-    }
-
-    public void setParams(StateParam[] params) {
-        this.params = params;
-    }
-
-    public static class StateParam {
-        private String className;
-        private String value;
-
-        public StateParam() {
-        }
-
-        public String getClassName() {
-            return className;
-        }
-
-        public void setClassName(String className) {
-            this.className = className;
-        }
-
-        public String getValue() {
-            return value;
-        }
-
-        public void setValue(String value) {
-            this.value = value;
-        }
-    }
-}
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.kylin.rest.request;
+
+import java.util.Arrays;
+
+/**
+ * @author xduo
+ * 
+ */
+public class PrepareSqlRequest extends SQLRequest {
+
+    public PrepareSqlRequest() {
+        super();
+    }
+
+    private StateParam[] params;
+
+    public StateParam[] getParams() {
+        return params;
+    }
+
+    public void setParams(StateParam[] params) {
+        this.params = params;
+    }
+
+    public static class StateParam {
+        private String className;
+        private String value;
+
+        public StateParam() {
+        }
+
+        public String getClassName() {
+            return className;
+        }
+
+        public void setClassName(String className) {
+            this.className = className;
+        }
+
+        public String getValue() {
+            return value;
+        }
+
+        public void setValue(String value) {
+            this.value = value;
+        }
+
+        @Override
+        public int hashCode() {
+            final int prime = 31;
+            int result = 1;
+            result = prime * result + ((className == null) ? 0 : className.hashCode());
+            result = prime * result + ((value == null) ? 0 : value.hashCode());
+            return result;
+        }
+
+        @Override
+        public boolean equals(Object obj) {
+            if (this == obj)
+                return true;
+            if (obj == null)
+                return false;
+            if (getClass() != obj.getClass())
+                return false;
+            StateParam other = (StateParam)obj;
+            if (className == null) {
+                if (other.className != null)
+                    return false;
+            } else if (!className.equals(other.className))
+                return false;
+            if (value == null) {
+                if (other.value != null)
+                    return false;
+            } else if (!value.equals(other.value))
+                return false;
+            return true;
+        }
+    }
+
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = super.hashCode();
+        result = prime * result + ((params == null) ? 0 : Arrays.hashCode(params));
+        return result;
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj)
+            return true;
+        if (obj == null)
+            return false;
+        if (getClass() != obj.getClass())
+            return false;
+        if (!super.equals(obj))
+            return false;
+        PrepareSqlRequest other = (PrepareSqlRequest)obj;
+        if (!Arrays.equals(params, other.params))
+            return false;
+        return true;
+    }
+}
-- 
1.8.3.1