1.3.2 preparations

brouter-routing-app/src/main/java/btools/routingapp/ConfigMigration.java

@@ -0,0 +1,89 @@
+package btools.routingapp;
+
+import java.io.BufferedReader;
+import java.io.BufferedWriter;
+import java.io.File;
+import java.io.FileReader;
+import java.io.FileWriter;
+import java.util.ArrayList;
+import java.util.List;
+
+public class ConfigMigration
+{
+  public static void tryMigrateStorageConfig( File srcFile, File dstFile )
+  {
+    if ( !srcFile.exists() ) return;
+    
+    String ssd = null;
+    String amd = null;
+
+    BufferedReader br = null;
+    BufferedWriter bw = null;
+    try
+    {
+      br = new BufferedReader( new FileReader( srcFile ) );
+      for ( ;; )
+      {
+        String line = br.readLine();
+        if ( line == null ) break;
+        if ( line.trim().startsWith( "secondary_segment_dir=" ) )
+        {
+          if ( !"secondary_segment_dir=../segments2".equals( line ) )
+          {
+            ssd = line;
+          }
+        }
+        if ( line.trim().startsWith( "additional_maptool_dir=" ) )
+        {
+          amd = line;
+        }
+      }
+      br.close();
+
+      List<String> lines = new ArrayList<String>();
+      br = new BufferedReader( new FileReader( dstFile ) );
+      for ( ;; )
+      {
+        String line = br.readLine();
+        if ( line == null ) break;
+        if ( ssd != null && line.trim().startsWith( "secondary_segment_dir=" ) )
+        {
+          line = ssd;
+        }
+        if ( amd != null && line.trim().startsWith( "#additional_maptool_dir=" ) )
+        {
+          line = amd;
+        }
+        lines.add( line );
+      }
+      br.close();
+      br = null;
+
+      bw = new BufferedWriter( new FileWriter( dstFile ) );
+      for( String line: lines )
+      {
+        bw.write( line + "\n" );
+      }        
+    }
+    catch (Exception e) { /* ignore */ }
+    finally
+    {
+      if ( br != null )
+      {
+        try
+        {
+          br.close();
+        }
+        catch (Exception ee) { /* ignore */ }
+      }
+      if ( bw != null )
+      {
+        try
+        {
+          bw.close();
+        }
+        catch (Exception ee) { /* ignore */ }
+      }
+    }
+  }
+}