From b1bf963e57050d6c423a80db76f9d36197a0b475 Mon Sep 17 00:00:00 2001
From: ulrich
Date: Mon, 05 Apr 2021 11:58:38 +0000
Subject: [PATCH] Neuer Ablageort mit generischem Typ

---
 src/de/uhilger/mediaz/api/StorageHandler.java |   47 +++++++++++++++++------
 src/de/uhilger/mediaz/store/FileStorage.java  |   25 ++++++++----
 src/de/uhilger/mediaz/store/Storage.java      |    2 +
 3 files changed, 53 insertions(+), 21 deletions(-)

diff --git a/src/de/uhilger/mediaz/api/StorageHandler.java b/src/de/uhilger/mediaz/api/StorageHandler.java
index 12c4417..f2936eb 100644
--- a/src/de/uhilger/mediaz/api/StorageHandler.java
+++ b/src/de/uhilger/mediaz/api/StorageHandler.java
@@ -12,6 +12,7 @@
 import de.uhilger.mediaz.Server;
 import de.uhilger.mediaz.store.FileStorage;
 import de.uhilger.mediaz.entity.Ablageort;
+import de.uhilger.mediaz.entity.Entity;
 import java.io.BufferedReader;
 import java.io.File;
 import java.io.IOException;
@@ -66,6 +67,7 @@
     String[] elems = path.split(App.getRs(Server.RB_SLASH));
     String type = "";
     String elemName = "";
+    String body = "";
     FileStorage fs = new FileStorage(App.getInitParameter(App.getRs(App.RB_AP_CONF)));
     switch(method) {
       case HTTP_GET:
@@ -81,18 +83,7 @@
         break;
         
       case HTTP_POST:
-        type = elems[elems.length - 1];
-        elemName = bodyLesen(e);
-        if(type.equalsIgnoreCase("Ablageort")) {
-          Gson gson = new Gson();
-          Ablageort ort = gson.fromJson(elemName, Ablageort.class);
-          elemName = ort.getName();
-          Object o = fs.write(ort);
-          if(o instanceof File) {
-            File file = (File) o;
-            logger.log(Level.INFO, "Datei {0} geschrieben.", file.getAbsolutePath());
-          }
-        }
+        neu(e);
         break;
         
       case HTTP_DELETE:
@@ -109,6 +100,36 @@
     OutputStream os = e.getResponseBody();
     os.write(response.getBytes());
     os.close();        
+  }
+  
+  private void neu(HttpExchange e) throws IOException {
+    String path = e.getRequestURI().toString();
+    String[] elems = path.split(App.getRs(Server.RB_SLASH));
+    String type = elems[elems.length - 1];
+    String body = bodyLesen(e);
+    FileStorage fs = new FileStorage(App.getInitParameter(App.getRs(App.RB_AP_CONF)));
+    Gson gson = new Gson();
+    logger.log(Level.INFO, "type: {0}", type);
+    Object o = gson.fromJson(body, fs.typeFromName(type).getType());
+    if(o instanceof Entity) {
+      Object antwortObjekt = fs.write((Entity) o);
+      if(antwortObjekt instanceof File) {
+        File file = (File) antwortObjekt;
+        logger.log(Level.INFO, "Datei {0} geschrieben.", file.getAbsolutePath());
+      }
+    }
+  }
+  
+  private void aendern() {
+    
+  }
+  
+  private void loeschen() {
+    
+  }
+  
+  private Entity lesen() {
+    return null;
   }
   
   
@@ -128,7 +149,7 @@
     //String json = data.substring(data.indexOf("{"));
     // {"name":"test1","ort":"test2","url":"test3"}
     String json = sb.toString();
-    logger.info("json: " + json);
+    logger.log(Level.INFO, "json: {0}", json);
     return json;
   }
 }
diff --git a/src/de/uhilger/mediaz/store/FileStorage.java b/src/de/uhilger/mediaz/store/FileStorage.java
index 1d6373a..0282ed7 100644
--- a/src/de/uhilger/mediaz/store/FileStorage.java
+++ b/src/de/uhilger/mediaz/store/FileStorage.java
@@ -6,6 +6,7 @@
 package de.uhilger.mediaz.store;
 
 import com.google.gson.Gson;
+import com.google.gson.reflect.TypeToken;
 import de.uhilger.mediaz.App;
 import de.uhilger.mediaz.Server;
 import de.uhilger.mediaz.entity.Ablageort;
@@ -18,7 +19,9 @@
 import java.util.logging.Logger;
 import de.uhilger.mediaz.entity.Entity;
 import java.util.ArrayList;
+import java.util.HashMap;
 import java.util.List;
+import java.util.Map;
 import java.util.logging.Level;
 
 /**
@@ -41,8 +44,15 @@
   
   private String fileBase;
   
+  private Map<String, TypeToken> types;
+  
   public FileStorage(String base) {
     this.fileBase = base;
+    
+    //TypeToken<List<String>> list = new TypeToken<List<String>>() {};
+    TypeToken<Ablageort> ttAblageort = new TypeToken<Ablageort>() {};
+    types = new HashMap();
+    types.put(Ablageort.class.getSimpleName(), ttAblageort);
   }
   
   /**
@@ -76,7 +86,7 @@
   }
   
   public Entity readFromFile(File file) throws ClassNotFoundException, FileNotFoundException, IOException {
-    String type = typeFromName(file);
+    String type = typeNameFromPath(file);
     StringBuilder sb = new StringBuilder();
     FileReader in = new FileReader(file);
     BufferedReader r = new BufferedReader(in);
@@ -99,14 +109,8 @@
     }
   }
   
-  private String typeFromName(File file) {
-    //String path = file.getPath();
-    //logger.info(path);
+  private String typeNameFromPath(File file) {
     String[] parts = file.getPath().split(App.getRs(Server.RB_SLASH));
-    //for(String part : parts) {
-      //logger.info(part);
-    //}
-    //logger.info("" + parts.length);
     logger.info(parts[parts.length-2]);
     return parts[parts.length-2];
   }
@@ -146,6 +150,11 @@
     return list;
   }
 
+  @Override
+  public TypeToken typeFromName(String name) {
+    return types.get(name);
+  }
+
   
   
 }
diff --git a/src/de/uhilger/mediaz/store/Storage.java b/src/de/uhilger/mediaz/store/Storage.java
index 66f7255..2e41528 100644
--- a/src/de/uhilger/mediaz/store/Storage.java
+++ b/src/de/uhilger/mediaz/store/Storage.java
@@ -17,6 +17,7 @@
  */
 package de.uhilger.mediaz.store;
 
+import com.google.gson.reflect.TypeToken;
 import de.uhilger.mediaz.entity.Entity;
 import java.util.List;
 
@@ -72,4 +73,5 @@
    */
   public List<String> list(String typ);
   
+  public TypeToken typeFromName(String name);
 }

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