fixed java 1.5 compatibility issue

moved unknown AutoFormat class to external folder

app/build.xml

@@ -37,10 +37,9 @@
     <echo message="override ${env.JAVA_HOME}/lib/tools.jar" />
     <fail />
 -->
-    <javac target="1.5" 
+    <javac source="1.5" target="1.5"
 	   srcdir="src" 
 	   destdir="bin" 
-	   excludes="**/tools/format/**" 
 	   encoding="UTF-8"
 	   includeAntRuntime="false"
 	   debug="true"

app/src/processing/app/Base.java

@@ -29,7 +29,6 @@ import java.util.*;
 import java.util.List;
 
 import javax.swing.*;
-import javax.swing.filechooser.FileNameExtensionFilter;
 
 import processing.app.debug.TargetPackage;
 import processing.app.debug.TargetPlatform;
@@ -38,7 +37,7 @@ import processing.app.helpers.Maps;
 import processing.app.helpers.PreferencesMap;
 import processing.app.helpers.filefilters.OnlyDirs;
 import processing.app.helpers.filefilters.OnlyFilesWithExtension;
-import processing.app.tools.MapWithSubkeys;
+import processing.app.javax.swing.filechooser.FileNameExtensionFilter;import processing.app.tools.MapWithSubkeys;
 import processing.app.tools.ZipDeflater;
 import processing.core.*;
 import static processing.app.I18n._;

app/src/processing/app/helpers/filefilters/OnlyDirs.java

@@ -32,7 +32,6 @@ import java.io.FilenameFilter;
  */
 public class OnlyDirs implements FilenameFilter {
 
-	@Override
 	public boolean accept(File dir, String name) {
 		if (name.charAt(0) == '.')
 			return false;

app/src/processing/app/helpers/filefilters/OnlyFilesWithExtension.java

@@ -32,7 +32,6 @@ public class OnlyFilesWithExtension implements FilenameFilter {
     extensions = ext;
   }
 
-  @Override
   public boolean accept(File dir, String name) {
     for (String ext : extensions)
       if (name.endsWith(ext))

app/src/processing/app/javax/swing/filechooser/FileNameExtensionFilter.java

@@ -0,0 +1,48 @@
+package processing.app.javax.swing.filechooser;
+
+import javax.swing.filechooser.FileFilter;
+import java.io.File;
+import java.util.Locale;
+
+public class FileNameExtensionFilter extends FileFilter {
+
+  private final String description;
+  private final String[] extensions;
+
+  public FileNameExtensionFilter(String description, String... exts) {
+    this.description = description;
+    this.extensions = new String[exts.length];
+    for (int i = 0; i < exts.length; i++) {
+      this.extensions[i] = exts[i].toLowerCase(Locale.ENGLISH);
+    }
+  }
+
+  @Override
+  public boolean accept(File f) {
+    if (f == null) {
+      return false;
+    }
+
+    if (f.isDirectory()) {
+      return true;
+    }
+
+    String fileName = f.getName();
+    int i = fileName.lastIndexOf('.');
+    if (i > 0 && i < fileName.length() - 1) {
+      String fileExtension = fileName.substring(i + 1).toLowerCase(Locale.ENGLISH);
+      for (String extension : extensions) {
+        if (extension.equals(fileExtension)) {
+          return true;
+        }
+      }
+    }
+
+    return false;
+  }
+
+  @Override
+  public String getDescription() {
+    return description;
+  }
+}

core/build.xml

@@ -13,7 +13,7 @@
     <methods dir="${basedir}/src/processing/core" />
 
     <mkdir dir="bin" />
-    <javac target="1.5" 
+    <javac source="1.5" target="1.5"
 	   encoding="UTF-8"
 	   includeAntRuntime="false"
 	   srcdir="src" destdir="bin"/>