From 662d6f3bad861fa9d0bb9fe318d0d496b93d201c Mon Sep 17 00:00:00 2001
From: iosmanthus <dengliming@pingcap.com>
Date: Tue, 15 Feb 2022 09:18:31 +0800
Subject: [PATCH] [close #505] add xml formatter and check in CI (#506)

---
 .ci/build.groovy                   |   2 +-
 dev/intellij-java-google-style.xml | 430 ++++++++++++++---------------
 dev/javafmt                        |   3 +-
 dev/spotbugs-include.xml           |  12 +-
 pom.xml                            |  36 +--
 5 files changed, 243 insertions(+), 240 deletions(-)

diff --git a/.ci/build.groovy b/.ci/build.groovy
index 6443729da1..e8ddbdd00e 100644
--- a/.ci/build.groovy
+++ b/.ci/build.groovy
@@ -23,7 +23,7 @@ def call(ghprbActualCommit, ghprbPullId, ghprbPullTitle, ghprbPullLink, ghprbPul
                 stage('Format') {
                     dir("/home/jenkins/agent/git/client-java") {
                         sh """
-                        mvn com.coveo:fmt-maven-plugin:format
+                        ./dev/javafmt
                         git diff --quiet
                         formatted="\$?"
                         if [[ "\${formatted}" -eq 1 ]]
diff --git a/dev/intellij-java-google-style.xml b/dev/intellij-java-google-style.xml
index 1ed8637ebb..b38766ccf8 100644
--- a/dev/intellij-java-google-style.xml
+++ b/dev/intellij-java-google-style.xml
@@ -2,222 +2,222 @@
 <code_scheme name="GoogleStyle">
     <option name="OTHER_INDENT_OPTIONS">
         <value>
-            <option name="INDENT_SIZE" value="2" />
-            <option name="CONTINUATION_INDENT_SIZE" value="4" />
-            <option name="TAB_SIZE" value="2" />
-            <option name="USE_TAB_CHARACTER" value="false" />
-            <option name="SMART_TABS" value="false" />
-            <option name="LABEL_INDENT_SIZE" value="0" />
-            <option name="LABEL_INDENT_ABSOLUTE" value="false" />
-            <option name="USE_RELATIVE_INDENTS" value="false" />
+            <option name="INDENT_SIZE" value="2"/>
+            <option name="CONTINUATION_INDENT_SIZE" value="4"/>
+            <option name="TAB_SIZE" value="2"/>
+            <option name="USE_TAB_CHARACTER" value="false"/>
+            <option name="SMART_TABS" value="false"/>
+            <option name="LABEL_INDENT_SIZE" value="0"/>
+            <option name="LABEL_INDENT_ABSOLUTE" value="false"/>
+            <option name="USE_RELATIVE_INDENTS" value="false"/>
         </value>
     </option>
-    <option name="INSERT_INNER_CLASS_IMPORTS" value="true" />
-    <option name="CLASS_COUNT_TO_USE_IMPORT_ON_DEMAND" value="999" />
-    <option name="NAMES_COUNT_TO_USE_IMPORT_ON_DEMAND" value="999" />
+    <option name="INSERT_INNER_CLASS_IMPORTS" value="true"/>
+    <option name="CLASS_COUNT_TO_USE_IMPORT_ON_DEMAND" value="999"/>
+    <option name="NAMES_COUNT_TO_USE_IMPORT_ON_DEMAND" value="999"/>
     <option name="PACKAGES_TO_USE_IMPORT_ON_DEMAND">
-        <value />
+        <value/>
     </option>
     <option name="IMPORT_LAYOUT_TABLE">
         <value>
-            <package name="" withSubpackages="true" static="true" />
-            <emptyLine />
-            <package name="" withSubpackages="true" static="false" />
+            <package name="" withSubpackages="true" static="true"/>
+            <emptyLine/>
+            <package name="" withSubpackages="true" static="false"/>
         </value>
     </option>
-    <option name="RIGHT_MARGIN" value="100" />
-    <option name="JD_ALIGN_PARAM_COMMENTS" value="false" />
-    <option name="JD_ALIGN_EXCEPTION_COMMENTS" value="false" />
-    <option name="JD_P_AT_EMPTY_LINES" value="false" />
-    <option name="JD_KEEP_EMPTY_PARAMETER" value="false" />
-    <option name="JD_KEEP_EMPTY_EXCEPTION" value="false" />
-    <option name="JD_KEEP_EMPTY_RETURN" value="false" />
-    <option name="KEEP_CONTROL_STATEMENT_IN_ONE_LINE" value="false" />
-    <option name="KEEP_BLANK_LINES_BEFORE_RBRACE" value="0" />
-    <option name="KEEP_BLANK_LINES_IN_CODE" value="1" />
-    <option name="BLANK_LINES_AFTER_CLASS_HEADER" value="0" />
-    <option name="ALIGN_MULTILINE_PARAMETERS" value="false" />
-    <option name="ALIGN_MULTILINE_FOR" value="false" />
-    <option name="CALL_PARAMETERS_WRAP" value="1" />
-    <option name="METHOD_PARAMETERS_WRAP" value="1" />
-    <option name="EXTENDS_LIST_WRAP" value="1" />
-    <option name="THROWS_KEYWORD_WRAP" value="1" />
-    <option name="METHOD_CALL_CHAIN_WRAP" value="1" />
-    <option name="BINARY_OPERATION_WRAP" value="1" />
-    <option name="BINARY_OPERATION_SIGN_ON_NEXT_LINE" value="true" />
-    <option name="TERNARY_OPERATION_WRAP" value="1" />
-    <option name="TERNARY_OPERATION_SIGNS_ON_NEXT_LINE" value="true" />
-    <option name="FOR_STATEMENT_WRAP" value="1" />
-    <option name="ARRAY_INITIALIZER_WRAP" value="1" />
-    <option name="WRAP_COMMENTS" value="true" />
-    <option name="IF_BRACE_FORCE" value="3" />
-    <option name="DOWHILE_BRACE_FORCE" value="3" />
-    <option name="WHILE_BRACE_FORCE" value="3" />
-    <option name="FOR_BRACE_FORCE" value="3" />
-    <option name="SPACE_BEFORE_ARRAY_INITIALIZER_LBRACE" value="true" />
+    <option name="RIGHT_MARGIN" value="100"/>
+    <option name="JD_ALIGN_PARAM_COMMENTS" value="false"/>
+    <option name="JD_ALIGN_EXCEPTION_COMMENTS" value="false"/>
+    <option name="JD_P_AT_EMPTY_LINES" value="false"/>
+    <option name="JD_KEEP_EMPTY_PARAMETER" value="false"/>
+    <option name="JD_KEEP_EMPTY_EXCEPTION" value="false"/>
+    <option name="JD_KEEP_EMPTY_RETURN" value="false"/>
+    <option name="KEEP_CONTROL_STATEMENT_IN_ONE_LINE" value="false"/>
+    <option name="KEEP_BLANK_LINES_BEFORE_RBRACE" value="0"/>
+    <option name="KEEP_BLANK_LINES_IN_CODE" value="1"/>
+    <option name="BLANK_LINES_AFTER_CLASS_HEADER" value="0"/>
+    <option name="ALIGN_MULTILINE_PARAMETERS" value="false"/>
+    <option name="ALIGN_MULTILINE_FOR" value="false"/>
+    <option name="CALL_PARAMETERS_WRAP" value="1"/>
+    <option name="METHOD_PARAMETERS_WRAP" value="1"/>
+    <option name="EXTENDS_LIST_WRAP" value="1"/>
+    <option name="THROWS_KEYWORD_WRAP" value="1"/>
+    <option name="METHOD_CALL_CHAIN_WRAP" value="1"/>
+    <option name="BINARY_OPERATION_WRAP" value="1"/>
+    <option name="BINARY_OPERATION_SIGN_ON_NEXT_LINE" value="true"/>
+    <option name="TERNARY_OPERATION_WRAP" value="1"/>
+    <option name="TERNARY_OPERATION_SIGNS_ON_NEXT_LINE" value="true"/>
+    <option name="FOR_STATEMENT_WRAP" value="1"/>
+    <option name="ARRAY_INITIALIZER_WRAP" value="1"/>
+    <option name="WRAP_COMMENTS" value="true"/>
+    <option name="IF_BRACE_FORCE" value="3"/>
+    <option name="DOWHILE_BRACE_FORCE" value="3"/>
+    <option name="WHILE_BRACE_FORCE" value="3"/>
+    <option name="FOR_BRACE_FORCE" value="3"/>
+    <option name="SPACE_BEFORE_ARRAY_INITIALIZER_LBRACE" value="true"/>
     <AndroidXmlCodeStyleSettings>
-        <option name="USE_CUSTOM_SETTINGS" value="true" />
+        <option name="USE_CUSTOM_SETTINGS" value="true"/>
         <option name="LAYOUT_SETTINGS">
             <value>
-                <option name="INSERT_BLANK_LINE_BEFORE_TAG" value="false" />
+                <option name="INSERT_BLANK_LINE_BEFORE_TAG" value="false"/>
             </value>
         </option>
     </AndroidXmlCodeStyleSettings>
     <JSCodeStyleSettings>
-        <option name="INDENT_CHAINED_CALLS" value="false" />
+        <option name="INDENT_CHAINED_CALLS" value="false"/>
     </JSCodeStyleSettings>
     <Python>
-        <option name="USE_CONTINUATION_INDENT_FOR_ARGUMENTS" value="true" />
+        <option name="USE_CONTINUATION_INDENT_FOR_ARGUMENTS" value="true"/>
     </Python>
     <TypeScriptCodeStyleSettings>
-        <option name="INDENT_CHAINED_CALLS" value="false" />
+        <option name="INDENT_CHAINED_CALLS" value="false"/>
     </TypeScriptCodeStyleSettings>
     <XML>
-        <option name="XML_ALIGN_ATTRIBUTES" value="false" />
-        <option name="XML_LEGACY_SETTINGS_IMPORTED" value="true" />
+        <option name="XML_ALIGN_ATTRIBUTES" value="false"/>
+        <option name="XML_LEGACY_SETTINGS_IMPORTED" value="true"/>
     </XML>
     <codeStyleSettings language="CSS">
         <indentOptions>
-            <option name="INDENT_SIZE" value="2" />
-            <option name="CONTINUATION_INDENT_SIZE" value="4" />
-            <option name="TAB_SIZE" value="2" />
+            <option name="INDENT_SIZE" value="2"/>
+            <option name="CONTINUATION_INDENT_SIZE" value="4"/>
+            <option name="TAB_SIZE" value="2"/>
         </indentOptions>
     </codeStyleSettings>
     <codeStyleSettings language="ECMA Script Level 4">
-        <option name="KEEP_BLANK_LINES_IN_CODE" value="1" />
-        <option name="ALIGN_MULTILINE_PARAMETERS" value="false" />
-        <option name="ALIGN_MULTILINE_FOR" value="false" />
-        <option name="CALL_PARAMETERS_WRAP" value="1" />
-        <option name="METHOD_PARAMETERS_WRAP" value="1" />
-        <option name="EXTENDS_LIST_WRAP" value="1" />
-        <option name="BINARY_OPERATION_WRAP" value="1" />
-        <option name="BINARY_OPERATION_SIGN_ON_NEXT_LINE" value="true" />
-        <option name="TERNARY_OPERATION_WRAP" value="1" />
-        <option name="TERNARY_OPERATION_SIGNS_ON_NEXT_LINE" value="true" />
-        <option name="FOR_STATEMENT_WRAP" value="1" />
-        <option name="ARRAY_INITIALIZER_WRAP" value="1" />
-        <option name="IF_BRACE_FORCE" value="3" />
-        <option name="DOWHILE_BRACE_FORCE" value="3" />
-        <option name="WHILE_BRACE_FORCE" value="3" />
-        <option name="FOR_BRACE_FORCE" value="3" />
-        <option name="PARENT_SETTINGS_INSTALLED" value="true" />
+        <option name="KEEP_BLANK_LINES_IN_CODE" value="1"/>
+        <option name="ALIGN_MULTILINE_PARAMETERS" value="false"/>
+        <option name="ALIGN_MULTILINE_FOR" value="false"/>
+        <option name="CALL_PARAMETERS_WRAP" value="1"/>
+        <option name="METHOD_PARAMETERS_WRAP" value="1"/>
+        <option name="EXTENDS_LIST_WRAP" value="1"/>
+        <option name="BINARY_OPERATION_WRAP" value="1"/>
+        <option name="BINARY_OPERATION_SIGN_ON_NEXT_LINE" value="true"/>
+        <option name="TERNARY_OPERATION_WRAP" value="1"/>
+        <option name="TERNARY_OPERATION_SIGNS_ON_NEXT_LINE" value="true"/>
+        <option name="FOR_STATEMENT_WRAP" value="1"/>
+        <option name="ARRAY_INITIALIZER_WRAP" value="1"/>
+        <option name="IF_BRACE_FORCE" value="3"/>
+        <option name="DOWHILE_BRACE_FORCE" value="3"/>
+        <option name="WHILE_BRACE_FORCE" value="3"/>
+        <option name="FOR_BRACE_FORCE" value="3"/>
+        <option name="PARENT_SETTINGS_INSTALLED" value="true"/>
     </codeStyleSettings>
     <codeStyleSettings language="HTML">
         <indentOptions>
-            <option name="INDENT_SIZE" value="2" />
-            <option name="CONTINUATION_INDENT_SIZE" value="4" />
-            <option name="TAB_SIZE" value="2" />
+            <option name="INDENT_SIZE" value="2"/>
+            <option name="CONTINUATION_INDENT_SIZE" value="4"/>
+            <option name="TAB_SIZE" value="2"/>
         </indentOptions>
     </codeStyleSettings>
     <codeStyleSettings language="JAVA">
-        <option name="KEEP_CONTROL_STATEMENT_IN_ONE_LINE" value="false" />
-        <option name="KEEP_BLANK_LINES_IN_CODE" value="1" />
-        <option name="BLANK_LINES_AFTER_CLASS_HEADER" value="1" />
-        <option name="ALIGN_MULTILINE_PARAMETERS" value="false" />
-        <option name="ALIGN_MULTILINE_RESOURCES" value="false" />
-        <option name="ALIGN_MULTILINE_FOR" value="false" />
-        <option name="CALL_PARAMETERS_WRAP" value="1" />
-        <option name="METHOD_PARAMETERS_WRAP" value="1" />
-        <option name="EXTENDS_LIST_WRAP" value="1" />
-        <option name="THROWS_KEYWORD_WRAP" value="1" />
-        <option name="METHOD_CALL_CHAIN_WRAP" value="1" />
-        <option name="BINARY_OPERATION_WRAP" value="1" />
-        <option name="BINARY_OPERATION_SIGN_ON_NEXT_LINE" value="true" />
-        <option name="TERNARY_OPERATION_WRAP" value="1" />
-        <option name="TERNARY_OPERATION_SIGNS_ON_NEXT_LINE" value="true" />
-        <option name="FOR_STATEMENT_WRAP" value="1" />
-        <option name="ARRAY_INITIALIZER_WRAP" value="1" />
-        <option name="WRAP_COMMENTS" value="true" />
-        <option name="IF_BRACE_FORCE" value="3" />
-        <option name="DOWHILE_BRACE_FORCE" value="3" />
-        <option name="WHILE_BRACE_FORCE" value="3" />
-        <option name="FOR_BRACE_FORCE" value="3" />
-        <option name="PARENT_SETTINGS_INSTALLED" value="true" />
+        <option name="KEEP_CONTROL_STATEMENT_IN_ONE_LINE" value="false"/>
+        <option name="KEEP_BLANK_LINES_IN_CODE" value="1"/>
+        <option name="BLANK_LINES_AFTER_CLASS_HEADER" value="1"/>
+        <option name="ALIGN_MULTILINE_PARAMETERS" value="false"/>
+        <option name="ALIGN_MULTILINE_RESOURCES" value="false"/>
+        <option name="ALIGN_MULTILINE_FOR" value="false"/>
+        <option name="CALL_PARAMETERS_WRAP" value="1"/>
+        <option name="METHOD_PARAMETERS_WRAP" value="1"/>
+        <option name="EXTENDS_LIST_WRAP" value="1"/>
+        <option name="THROWS_KEYWORD_WRAP" value="1"/>
+        <option name="METHOD_CALL_CHAIN_WRAP" value="1"/>
+        <option name="BINARY_OPERATION_WRAP" value="1"/>
+        <option name="BINARY_OPERATION_SIGN_ON_NEXT_LINE" value="true"/>
+        <option name="TERNARY_OPERATION_WRAP" value="1"/>
+        <option name="TERNARY_OPERATION_SIGNS_ON_NEXT_LINE" value="true"/>
+        <option name="FOR_STATEMENT_WRAP" value="1"/>
+        <option name="ARRAY_INITIALIZER_WRAP" value="1"/>
+        <option name="WRAP_COMMENTS" value="true"/>
+        <option name="IF_BRACE_FORCE" value="3"/>
+        <option name="DOWHILE_BRACE_FORCE" value="3"/>
+        <option name="WHILE_BRACE_FORCE" value="3"/>
+        <option name="FOR_BRACE_FORCE" value="3"/>
+        <option name="PARENT_SETTINGS_INSTALLED" value="true"/>
         <indentOptions>
-            <option name="INDENT_SIZE" value="2" />
-            <option name="CONTINUATION_INDENT_SIZE" value="4" />
-            <option name="TAB_SIZE" value="2" />
+            <option name="INDENT_SIZE" value="2"/>
+            <option name="CONTINUATION_INDENT_SIZE" value="4"/>
+            <option name="TAB_SIZE" value="2"/>
         </indentOptions>
     </codeStyleSettings>
     <codeStyleSettings language="JSON">
         <indentOptions>
-            <option name="CONTINUATION_INDENT_SIZE" value="4" />
-            <option name="TAB_SIZE" value="2" />
+            <option name="CONTINUATION_INDENT_SIZE" value="4"/>
+            <option name="TAB_SIZE" value="2"/>
         </indentOptions>
     </codeStyleSettings>
     <codeStyleSettings language="JavaScript">
-        <option name="RIGHT_MARGIN" value="80" />
-        <option name="KEEP_BLANK_LINES_IN_CODE" value="1" />
-        <option name="ALIGN_MULTILINE_PARAMETERS" value="false" />
-        <option name="ALIGN_MULTILINE_FOR" value="false" />
-        <option name="CALL_PARAMETERS_WRAP" value="1" />
-        <option name="METHOD_PARAMETERS_WRAP" value="1" />
-        <option name="BINARY_OPERATION_WRAP" value="1" />
-        <option name="BINARY_OPERATION_SIGN_ON_NEXT_LINE" value="true" />
-        <option name="TERNARY_OPERATION_WRAP" value="1" />
-        <option name="TERNARY_OPERATION_SIGNS_ON_NEXT_LINE" value="true" />
-        <option name="FOR_STATEMENT_WRAP" value="1" />
-        <option name="ARRAY_INITIALIZER_WRAP" value="1" />
-        <option name="IF_BRACE_FORCE" value="3" />
-        <option name="DOWHILE_BRACE_FORCE" value="3" />
-        <option name="WHILE_BRACE_FORCE" value="3" />
-        <option name="FOR_BRACE_FORCE" value="3" />
-        <option name="PARENT_SETTINGS_INSTALLED" value="true" />
+        <option name="RIGHT_MARGIN" value="80"/>
+        <option name="KEEP_BLANK_LINES_IN_CODE" value="1"/>
+        <option name="ALIGN_MULTILINE_PARAMETERS" value="false"/>
+        <option name="ALIGN_MULTILINE_FOR" value="false"/>
+        <option name="CALL_PARAMETERS_WRAP" value="1"/>
+        <option name="METHOD_PARAMETERS_WRAP" value="1"/>
+        <option name="BINARY_OPERATION_WRAP" value="1"/>
+        <option name="BINARY_OPERATION_SIGN_ON_NEXT_LINE" value="true"/>
+        <option name="TERNARY_OPERATION_WRAP" value="1"/>
+        <option name="TERNARY_OPERATION_SIGNS_ON_NEXT_LINE" value="true"/>
+        <option name="FOR_STATEMENT_WRAP" value="1"/>
+        <option name="ARRAY_INITIALIZER_WRAP" value="1"/>
+        <option name="IF_BRACE_FORCE" value="3"/>
+        <option name="DOWHILE_BRACE_FORCE" value="3"/>
+        <option name="WHILE_BRACE_FORCE" value="3"/>
+        <option name="FOR_BRACE_FORCE" value="3"/>
+        <option name="PARENT_SETTINGS_INSTALLED" value="true"/>
         <indentOptions>
-            <option name="INDENT_SIZE" value="2" />
-            <option name="TAB_SIZE" value="2" />
+            <option name="INDENT_SIZE" value="2"/>
+            <option name="TAB_SIZE" value="2"/>
         </indentOptions>
     </codeStyleSettings>
     <codeStyleSettings language="PROTO">
-        <option name="RIGHT_MARGIN" value="80" />
+        <option name="RIGHT_MARGIN" value="80"/>
         <indentOptions>
-            <option name="INDENT_SIZE" value="2" />
-            <option name="CONTINUATION_INDENT_SIZE" value="2" />
-            <option name="TAB_SIZE" value="2" />
+            <option name="INDENT_SIZE" value="2"/>
+            <option name="CONTINUATION_INDENT_SIZE" value="2"/>
+            <option name="TAB_SIZE" value="2"/>
         </indentOptions>
     </codeStyleSettings>
     <codeStyleSettings language="protobuf">
-        <option name="RIGHT_MARGIN" value="80" />
+        <option name="RIGHT_MARGIN" value="80"/>
         <indentOptions>
-            <option name="INDENT_SIZE" value="2" />
-            <option name="CONTINUATION_INDENT_SIZE" value="2" />
-            <option name="TAB_SIZE" value="2" />
+            <option name="INDENT_SIZE" value="2"/>
+            <option name="CONTINUATION_INDENT_SIZE" value="2"/>
+            <option name="TAB_SIZE" value="2"/>
         </indentOptions>
     </codeStyleSettings>
     <codeStyleSettings language="Python">
-        <option name="KEEP_BLANK_LINES_IN_CODE" value="1" />
-        <option name="RIGHT_MARGIN" value="80" />
-        <option name="ALIGN_MULTILINE_PARAMETERS" value="false" />
-        <option name="PARENT_SETTINGS_INSTALLED" value="true" />
+        <option name="KEEP_BLANK_LINES_IN_CODE" value="1"/>
+        <option name="RIGHT_MARGIN" value="80"/>
+        <option name="ALIGN_MULTILINE_PARAMETERS" value="false"/>
+        <option name="PARENT_SETTINGS_INSTALLED" value="true"/>
         <indentOptions>
-            <option name="INDENT_SIZE" value="2" />
-            <option name="CONTINUATION_INDENT_SIZE" value="4" />
-            <option name="TAB_SIZE" value="2" />
+            <option name="INDENT_SIZE" value="2"/>
+            <option name="CONTINUATION_INDENT_SIZE" value="4"/>
+            <option name="TAB_SIZE" value="2"/>
         </indentOptions>
     </codeStyleSettings>
     <codeStyleSettings language="SASS">
         <indentOptions>
-            <option name="CONTINUATION_INDENT_SIZE" value="4" />
-            <option name="TAB_SIZE" value="2" />
+            <option name="CONTINUATION_INDENT_SIZE" value="4"/>
+            <option name="TAB_SIZE" value="2"/>
         </indentOptions>
     </codeStyleSettings>
     <codeStyleSettings language="SCSS">
         <indentOptions>
-            <option name="CONTINUATION_INDENT_SIZE" value="4" />
-            <option name="TAB_SIZE" value="2" />
+            <option name="CONTINUATION_INDENT_SIZE" value="4"/>
+            <option name="TAB_SIZE" value="2"/>
         </indentOptions>
     </codeStyleSettings>
     <codeStyleSettings language="TypeScript">
         <indentOptions>
-            <option name="INDENT_SIZE" value="2" />
-            <option name="TAB_SIZE" value="2" />
+            <option name="INDENT_SIZE" value="2"/>
+            <option name="TAB_SIZE" value="2"/>
         </indentOptions>
     </codeStyleSettings>
     <codeStyleSettings language="XML">
         <indentOptions>
-            <option name="INDENT_SIZE" value="2" />
-            <option name="CONTINUATION_INDENT_SIZE" value="2" />
-            <option name="TAB_SIZE" value="2" />
+            <option name="INDENT_SIZE" value="2"/>
+            <option name="CONTINUATION_INDENT_SIZE" value="2"/>
+            <option name="TAB_SIZE" value="2"/>
         </indentOptions>
         <arrangement>
             <rules>
@@ -226,7 +226,7 @@
                         <match>
                             <AND>
                                 <NAME>xmlns:android</NAME>
-                                <XML_ATTRIBUTE />
+                                <XML_ATTRIBUTE/>
                                 <XML_NAMESPACE>^$</XML_NAMESPACE>
                             </AND>
                         </match>
@@ -237,7 +237,7 @@
                         <match>
                             <AND>
                                 <NAME>xmlns:.*</NAME>
-                                <XML_ATTRIBUTE />
+                                <XML_ATTRIBUTE/>
                                 <XML_NAMESPACE>^$</XML_NAMESPACE>
                             </AND>
                         </match>
@@ -249,7 +249,7 @@
                         <match>
                             <AND>
                                 <NAME>.*:id</NAME>
-                                <XML_ATTRIBUTE />
+                                <XML_ATTRIBUTE/>
                                 <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
                             </AND>
                         </match>
@@ -260,7 +260,7 @@
                         <match>
                             <AND>
                                 <NAME>style</NAME>
-                                <XML_ATTRIBUTE />
+                                <XML_ATTRIBUTE/>
                                 <XML_NAMESPACE>^$</XML_NAMESPACE>
                             </AND>
                         </match>
@@ -271,7 +271,7 @@
                         <match>
                             <AND>
                                 <NAME>.*</NAME>
-                                <XML_ATTRIBUTE />
+                                <XML_ATTRIBUTE/>
                                 <XML_NAMESPACE>^$</XML_NAMESPACE>
                             </AND>
                         </match>
@@ -283,7 +283,7 @@
                         <match>
                             <AND>
                                 <NAME>.*:.*Style</NAME>
-                                <XML_ATTRIBUTE />
+                                <XML_ATTRIBUTE/>
                                 <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
                             </AND>
                         </match>
@@ -295,7 +295,7 @@
                         <match>
                             <AND>
                                 <NAME>.*:layout_width</NAME>
-                                <XML_ATTRIBUTE />
+                                <XML_ATTRIBUTE/>
                                 <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
                             </AND>
                         </match>
@@ -306,7 +306,7 @@
                         <match>
                             <AND>
                                 <NAME>.*:layout_height</NAME>
-                                <XML_ATTRIBUTE />
+                                <XML_ATTRIBUTE/>
                                 <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
                             </AND>
                         </match>
@@ -317,7 +317,7 @@
                         <match>
                             <AND>
                                 <NAME>.*:layout_weight</NAME>
-                                <XML_ATTRIBUTE />
+                                <XML_ATTRIBUTE/>
                                 <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
                             </AND>
                         </match>
@@ -328,7 +328,7 @@
                         <match>
                             <AND>
                                 <NAME>.*:layout_margin</NAME>
-                                <XML_ATTRIBUTE />
+                                <XML_ATTRIBUTE/>
                                 <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
                             </AND>
                         </match>
@@ -339,7 +339,7 @@
                         <match>
                             <AND>
                                 <NAME>.*:layout_marginTop</NAME>
-                                <XML_ATTRIBUTE />
+                                <XML_ATTRIBUTE/>
                                 <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
                             </AND>
                         </match>
@@ -350,7 +350,7 @@
                         <match>
                             <AND>
                                 <NAME>.*:layout_marginBottom</NAME>
-                                <XML_ATTRIBUTE />
+                                <XML_ATTRIBUTE/>
                                 <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
                             </AND>
                         </match>
@@ -361,7 +361,7 @@
                         <match>
                             <AND>
                                 <NAME>.*:layout_marginStart</NAME>
-                                <XML_ATTRIBUTE />
+                                <XML_ATTRIBUTE/>
                                 <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
                             </AND>
                         </match>
@@ -372,7 +372,7 @@
                         <match>
                             <AND>
                                 <NAME>.*:layout_marginEnd</NAME>
-                                <XML_ATTRIBUTE />
+                                <XML_ATTRIBUTE/>
                                 <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
                             </AND>
                         </match>
@@ -383,7 +383,7 @@
                         <match>
                             <AND>
                                 <NAME>.*:layout_marginLeft</NAME>
-                                <XML_ATTRIBUTE />
+                                <XML_ATTRIBUTE/>
                                 <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
                             </AND>
                         </match>
@@ -394,7 +394,7 @@
                         <match>
                             <AND>
                                 <NAME>.*:layout_marginRight</NAME>
-                                <XML_ATTRIBUTE />
+                                <XML_ATTRIBUTE/>
                                 <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
                             </AND>
                         </match>
@@ -405,7 +405,7 @@
                         <match>
                             <AND>
                                 <NAME>.*:layout_.*</NAME>
-                                <XML_ATTRIBUTE />
+                                <XML_ATTRIBUTE/>
                                 <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
                             </AND>
                         </match>
@@ -417,7 +417,7 @@
                         <match>
                             <AND>
                                 <NAME>.*:padding</NAME>
-                                <XML_ATTRIBUTE />
+                                <XML_ATTRIBUTE/>
                                 <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
                             </AND>
                         </match>
@@ -428,7 +428,7 @@
                         <match>
                             <AND>
                                 <NAME>.*:paddingTop</NAME>
-                                <XML_ATTRIBUTE />
+                                <XML_ATTRIBUTE/>
                                 <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
                             </AND>
                         </match>
@@ -439,7 +439,7 @@
                         <match>
                             <AND>
                                 <NAME>.*:paddingBottom</NAME>
-                                <XML_ATTRIBUTE />
+                                <XML_ATTRIBUTE/>
                                 <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
                             </AND>
                         </match>
@@ -450,7 +450,7 @@
                         <match>
                             <AND>
                                 <NAME>.*:paddingStart</NAME>
-                                <XML_ATTRIBUTE />
+                                <XML_ATTRIBUTE/>
                                 <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
                             </AND>
                         </match>
@@ -461,7 +461,7 @@
                         <match>
                             <AND>
                                 <NAME>.*:paddingEnd</NAME>
-                                <XML_ATTRIBUTE />
+                                <XML_ATTRIBUTE/>
                                 <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
                             </AND>
                         </match>
@@ -472,7 +472,7 @@
                         <match>
                             <AND>
                                 <NAME>.*:paddingLeft</NAME>
-                                <XML_ATTRIBUTE />
+                                <XML_ATTRIBUTE/>
                                 <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
                             </AND>
                         </match>
@@ -483,7 +483,7 @@
                         <match>
                             <AND>
                                 <NAME>.*:paddingRight</NAME>
-                                <XML_ATTRIBUTE />
+                                <XML_ATTRIBUTE/>
                                 <XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
                             </AND>
                         </match>
@@ -537,62 +537,62 @@
         </arrangement>
     </codeStyleSettings>
     <Objective-C>
-        <option name="INDENT_NAMESPACE_MEMBERS" value="0" />
-        <option name="INDENT_C_STRUCT_MEMBERS" value="2" />
-        <option name="INDENT_CLASS_MEMBERS" value="2" />
-        <option name="INDENT_VISIBILITY_KEYWORDS" value="1" />
-        <option name="INDENT_INSIDE_CODE_BLOCK" value="2" />
-        <option name="KEEP_STRUCTURES_IN_ONE_LINE" value="true" />
-        <option name="FUNCTION_PARAMETERS_WRAP" value="5" />
-        <option name="FUNCTION_CALL_ARGUMENTS_WRAP" value="5" />
-        <option name="TEMPLATE_CALL_ARGUMENTS_WRAP" value="5" />
-        <option name="TEMPLATE_CALL_ARGUMENTS_ALIGN_MULTILINE" value="true" />
-        <option name="ALIGN_INIT_LIST_IN_COLUMNS" value="false" />
-        <option name="SPACE_BEFORE_SUPERCLASS_COLON" value="false" />
+        <option name="INDENT_NAMESPACE_MEMBERS" value="0"/>
+        <option name="INDENT_C_STRUCT_MEMBERS" value="2"/>
+        <option name="INDENT_CLASS_MEMBERS" value="2"/>
+        <option name="INDENT_VISIBILITY_KEYWORDS" value="1"/>
+        <option name="INDENT_INSIDE_CODE_BLOCK" value="2"/>
+        <option name="KEEP_STRUCTURES_IN_ONE_LINE" value="true"/>
+        <option name="FUNCTION_PARAMETERS_WRAP" value="5"/>
+        <option name="FUNCTION_CALL_ARGUMENTS_WRAP" value="5"/>
+        <option name="TEMPLATE_CALL_ARGUMENTS_WRAP" value="5"/>
+        <option name="TEMPLATE_CALL_ARGUMENTS_ALIGN_MULTILINE" value="true"/>
+        <option name="ALIGN_INIT_LIST_IN_COLUMNS" value="false"/>
+        <option name="SPACE_BEFORE_SUPERCLASS_COLON" value="false"/>
     </Objective-C>
     <Objective-C-extensions>
-        <option name="GENERATE_INSTANCE_VARIABLES_FOR_PROPERTIES" value="ASK" />
-        <option name="RELEASE_STYLE" value="IVAR" />
-        <option name="TYPE_QUALIFIERS_PLACEMENT" value="BEFORE" />
+        <option name="GENERATE_INSTANCE_VARIABLES_FOR_PROPERTIES" value="ASK"/>
+        <option name="RELEASE_STYLE" value="IVAR"/>
+        <option name="TYPE_QUALIFIERS_PLACEMENT" value="BEFORE"/>
         <file>
-            <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Import" />
-            <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Macro" />
-            <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Typedef" />
-            <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Enum" />
-            <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Constant" />
-            <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Global" />
-            <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Struct" />
-            <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="FunctionPredecl" />
-            <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Function" />
+            <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Import"/>
+            <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Macro"/>
+            <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Typedef"/>
+            <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Enum"/>
+            <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Constant"/>
+            <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Global"/>
+            <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Struct"/>
+            <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="FunctionPredecl"/>
+            <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Function"/>
         </file>
         <class>
-            <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Property" />
-            <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Synthesize" />
-            <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="InitMethod" />
-            <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="StaticMethod" />
-            <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="InstanceMethod" />
-            <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="DeallocMethod" />
+            <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Property"/>
+            <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Synthesize"/>
+            <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="InitMethod"/>
+            <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="StaticMethod"/>
+            <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="InstanceMethod"/>
+            <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="DeallocMethod"/>
         </class>
         <extensions>
-            <pair source="cc" header="h" />
-            <pair source="c" header="h" />
+            <pair source="cc" header="h"/>
+            <pair source="c" header="h"/>
         </extensions>
     </Objective-C-extensions>
     <codeStyleSettings language="ObjectiveC">
-        <option name="RIGHT_MARGIN" value="80" />
-        <option name="KEEP_BLANK_LINES_BEFORE_RBRACE" value="1" />
-        <option name="BLANK_LINES_BEFORE_IMPORTS" value="0" />
-        <option name="BLANK_LINES_AFTER_IMPORTS" value="0" />
-        <option name="BLANK_LINES_AROUND_CLASS" value="0" />
-        <option name="BLANK_LINES_AROUND_METHOD" value="0" />
-        <option name="BLANK_LINES_AROUND_METHOD_IN_INTERFACE" value="0" />
-        <option name="ALIGN_MULTILINE_BINARY_OPERATION" value="false" />
-        <option name="BINARY_OPERATION_SIGN_ON_NEXT_LINE" value="true" />
-        <option name="FOR_STATEMENT_WRAP" value="1" />
-        <option name="ASSIGNMENT_WRAP" value="1" />
+        <option name="RIGHT_MARGIN" value="80"/>
+        <option name="KEEP_BLANK_LINES_BEFORE_RBRACE" value="1"/>
+        <option name="BLANK_LINES_BEFORE_IMPORTS" value="0"/>
+        <option name="BLANK_LINES_AFTER_IMPORTS" value="0"/>
+        <option name="BLANK_LINES_AROUND_CLASS" value="0"/>
+        <option name="BLANK_LINES_AROUND_METHOD" value="0"/>
+        <option name="BLANK_LINES_AROUND_METHOD_IN_INTERFACE" value="0"/>
+        <option name="ALIGN_MULTILINE_BINARY_OPERATION" value="false"/>
+        <option name="BINARY_OPERATION_SIGN_ON_NEXT_LINE" value="true"/>
+        <option name="FOR_STATEMENT_WRAP" value="1"/>
+        <option name="ASSIGNMENT_WRAP" value="1"/>
         <indentOptions>
-            <option name="INDENT_SIZE" value="2" />
-            <option name="CONTINUATION_INDENT_SIZE" value="4" />
+            <option name="INDENT_SIZE" value="2"/>
+            <option name="CONTINUATION_INDENT_SIZE" value="4"/>
         </indentOptions>
     </codeStyleSettings>
 </code_scheme>
diff --git a/dev/javafmt b/dev/javafmt
index 828ca01b7a..047e45cd7e 100755
--- a/dev/javafmt
+++ b/dev/javafmt
@@ -2,4 +2,5 @@
 
 echo $MAVEN_HOME
 
-mvn com.coveo:fmt-maven-plugin:format
\ No newline at end of file
+mvn com.coveo:fmt-maven-plugin:format
+mvn xml-format:xml-format
diff --git a/dev/spotbugs-include.xml b/dev/spotbugs-include.xml
index 53d4613176..a0991cd821 100644
--- a/dev/spotbugs-include.xml
+++ b/dev/spotbugs-include.xml
@@ -1,9 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <FindBugsFilter>
-  <Match>
-    <Package name="~org\.tikv\.(?!kvproto).*"/>
-    <Not>
-      <Package name="~org\.tikv\.common\.parser.*"/>
-    </Not>
-  </Match>
+    <Match>
+        <Package name="~org\.tikv\.(?!kvproto).*"/>
+        <Not>
+            <Package name="~org\.tikv\.common\.parser.*"/>
+        </Not>
+    </Match>
 </FindBugsFilter>
diff --git a/pom.xml b/pom.xml
index e1aa3895d3..8910d61d1f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1,8 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
-
     <groupId>org.tikv</groupId>
     <artifactId>tikv-client-java</artifactId>
     <version>3.2.0-SNAPSHOT</version>
@@ -10,7 +8,6 @@
     <name>TiKV Java Client</name>
     <description>A Java Client for TiKV</description>
     <url>http://github.com/tikv/client-java</url>
-
     <licenses>
         <license>
             <name>Apache 2.0 License</name>
@@ -18,11 +15,9 @@
             <distribution>repo</distribution>
         </license>
     </licenses>
-
     <organization>
         <name>PingCAP</name>
     </organization>
-
     <developers>
         <developer>
             <name>Xiaoyu Ma</name>
@@ -49,13 +44,11 @@
             <organizationUrl>https://www.pingcap.com</organizationUrl>
         </developer>
     </developers>
-
     <scm>
         <connection>scm:git:git://github.com/tikv/client-java.git</connection>
         <developerConnection>scm:git:ssh://github.com:tikv/client-java.git</developerConnection>
         <url>https://github.com/tikv/client-java/tree/master</url>
     </scm>
-
     <properties>
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>
@@ -78,7 +71,6 @@
         <gpg.keyname>fake gpg key name</gpg.keyname>
         <gpg.skip>true</gpg.skip>
     </properties>
-
     <dependencies>
         <dependency>
             <groupId>io.perfmark</groupId>
@@ -252,7 +244,6 @@
             <version>0.10.0</version>
         </dependency>
     </dependencies>
-
     <reporting>
         <plugins>
             <plugin>
@@ -268,7 +259,7 @@
                     <xmlOutput>true</xmlOutput>
                     <!-- Optional directory to put spotbugs xdoc xml report -->
                     <xmlOutputDirectory>target/site</xmlOutputDirectory>
-		    <includeFilterFile>dev/spotbugs-include.xml</includeFilterFile>
+                    <includeFilterFile>dev/spotbugs-include.xml</includeFilterFile>
                 </configuration>
             </plugin>
             <plugin>
@@ -278,8 +269,6 @@
             </plugin>
         </plugins>
     </reporting>
-
-
     <build>
         <resources>
             <resource>
@@ -374,7 +363,6 @@
                     </execution>
                 </executions>
             </plugin>
-
             <plugin>
                 <groupId>org.xolstice.maven.plugins</groupId>
                 <artifactId>protobuf-maven-plugin</artifactId>
@@ -397,7 +385,6 @@
                     </execution>
                 </executions>
             </plugin>
-
             <!-- Compiler Plug-in -->
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
@@ -630,9 +617,25 @@
                     </dependency>
                 </dependencies>
             </plugin>
+            <plugin>
+                <groupId>au.com.acegi</groupId>
+                <artifactId>xml-format-maven-plugin</artifactId>
+                <version>3.2.0</version>
+                <executions>
+                    <execution>
+                        <id>xml-format</id>
+                        <phase>validate</phase>
+                        <goals>
+                            <goal>xml-format</goal>
+                        </goals>
+                    </execution>
+                </executions>
+                <configuration>
+                    <indentSize>4</indentSize>
+                </configuration>
+            </plugin>
         </plugins>
     </build>
-
     <profiles>
         <profile>
             <id>jdk9plus</id>
@@ -650,5 +653,4 @@
             </dependencies>
         </profile>
     </profiles>
-
 </project>