From f7d2b4294153218423051066990738aafe407713 Mon Sep 17 00:00:00 2001
From: Olyutorskii <olyutorskii@users.osdn.me>
Date: Thu, 12 Mar 2020 22:37:39 +0900
Subject: [PATCH] implement XML element decoder.

---
 src/main/java/jp/sfjp/jindolf/Controller.java      | 21 ++++---
 .../java/jp/sfjp/jindolf/data/xml/ElemTag.java     | 65 ++++++++++++++++++++++
 .../jp/sfjp/jindolf/data/xml/VillageHandler.java   | 45 ++++++++++-----
 3 files changed, 107 insertions(+), 24 deletions(-)
 create mode 100644 src/main/java/jp/sfjp/jindolf/data/xml/ElemTag.java

diff --git a/src/main/java/jp/sfjp/jindolf/Controller.java b/src/main/java/jp/sfjp/jindolf/Controller.java
index a4e1703..db179b0 100644
--- a/src/main/java/jp/sfjp/jindolf/Controller.java
+++ b/src/main/java/jp/sfjp/jindolf/Controller.java
@@ -1216,15 +1216,18 @@ public class Controller
         if(result != JFileChooser.APPROVE_OPTION) return;
         File selected = chooser.getSelectedFile();
 
-        Village village;
-        try{
-            village = VillageLoader.parseVillage(selected);
-        }catch(IOException e){
-            System.out.println(e);
-            return;
-        }
-
-        selectedVillage(village);
+        submitHeavyBusyTask(() -> {
+            Village village;
+            try{
+                village = VillageLoader.parseVillage(selected);
+            }catch(IOException e){
+                System.out.println(e);
+                return;
+            }
+            EventQueue.invokeLater(() -> {
+                selectedVillage(village);
+            });
+        }, "XML読み込み中", "XML読み込み完了");
 
         return;
     }
diff --git a/src/main/java/jp/sfjp/jindolf/data/xml/ElemTag.java b/src/main/java/jp/sfjp/jindolf/data/xml/ElemTag.java
new file mode 100644
index 0000000..c5693e6
--- /dev/null
+++ b/src/main/java/jp/sfjp/jindolf/data/xml/ElemTag.java
@@ -0,0 +1,65 @@
+/*
+ * village XML file element tags
+ *
+ * License : The MIT License
+ * Copyright(c) 2020 olyutorskii
+ */
+
+package jp.sfjp.jindolf.data.xml;
+
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * XMLファイルのタグ要素名デコーダ。
+ */
+public enum ElemTag {
+
+    VILLAGE("village"),
+    AVATAR("avatar"),
+    PERIOD("period"),
+    TALK("talk"),
+    LI("li"),
+    ;
+
+
+    private final String name;
+
+
+    /**
+     * constructor.
+     *
+     * @param name element name
+     */
+    ElemTag(String name){
+        this.name = name;
+        return;
+    }
+
+
+    /**
+     * get ElemTag map with name-space Prefixed key.
+     *
+     * @param pfx prefix
+     * @return ElemTag
+     */
+    public static Map<String, ElemTag> getQNameMap(String pfx){
+        Map<String, ElemTag> result = new HashMap<>();
+
+        String lead;
+        if(pfx.isEmpty()){
+            lead = "";
+        }else{
+            lead = pfx + ":";
+        }
+
+        for(ElemTag tag : values()){
+            String key = lead + tag.name;
+            key = key.intern();
+            result.put(key, tag);
+        }
+
+        return result;
+    }
+
+}
diff --git a/src/main/java/jp/sfjp/jindolf/data/xml/VillageHandler.java b/src/main/java/jp/sfjp/jindolf/data/xml/VillageHandler.java
index dee37e7..d8bafc7 100644
--- a/src/main/java/jp/sfjp/jindolf/data/xml/VillageHandler.java
+++ b/src/main/java/jp/sfjp/jindolf/data/xml/VillageHandler.java
@@ -51,6 +51,7 @@ public class VillageHandler implements ContentHandler{
     private final StringBuilder content = new StringBuilder(250);
 
     private final Map<String, Avatar> idAvatarMap = new HashMap<>();
+    private Map<String, ElemTag> qNameMap = ElemTag.getQNameMap("");
 
 
     /**
@@ -164,6 +165,20 @@ public class VillageHandler implements ContentHandler{
         return result;
     }
 
+    /**
+     * decode ElemTag.
+     *
+     * @param uri URI of namespace
+     * @param localName local name
+     * @param qName Qname
+     * @return
+     */
+    private ElemTag decodeElemTag(String uri,
+                                  String localName,
+                                  String qName){
+        ElemTag result = this.qNameMap.get(qName);
+        return result;
+    }
 
     /**
      * パースした結果のVillageを返す。
@@ -382,6 +397,7 @@ public class VillageHandler implements ContentHandler{
             throws SAXException {
         if(NS_JINARCHIVE.equals(uri)){
             this.nsPfx = prefix;
+            this.qNameMap = ElemTag.getQNameMap(this.nsPfx);
         }
         return;
     }
@@ -413,24 +429,23 @@ public class VillageHandler implements ContentHandler{
                              String qName,
                              Attributes atts)
             throws SAXException {
-        if( ! NS_JINARCHIVE.equals(uri)){
-            return;
-        }
+        ElemTag tag = decodeElemTag(uri, localName, qName);
+        if(tag == null) return;
 
-        switch(localName){
-            case "village":
+        switch(tag){
+            case VILLAGE:
                 startVillage(atts);
                 break;
-            case "avatar":
+            case AVATAR:
                 startAvatar(atts);
                 break;
-            case "period":
+            case PERIOD:
                 startPeriod(atts);
                 break;
-            case "talk":
+            case TALK:
                 startTalk(atts);
                 break;
-            case "li":
+            case LI:
                 startLi(atts);
                 break;
             default:
@@ -451,14 +466,14 @@ public class VillageHandler implements ContentHandler{
     @Override
     public void endElement(String uri, String localName, String qName)
             throws SAXException {
-        if( ! NS_JINARCHIVE.equals(uri)){
-            return;
-        }
-        switch(localName){
-            case "talk":
+        ElemTag tag = decodeElemTag(uri, localName, qName);
+        if(tag == null) return;
+
+        switch(tag){
+            case TALK:
                 endTalk();
                 break;
-            case "li":
+            case LI:
                 endLi();
                 break;
             default:
-- 
2.11.0