a little cleanup

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@269906 13f79535-47bb-0310-9956-ffa450edef68

WHATSNEW

@@ -59,6 +59,8 @@ Other changes:
 
 * Improved support for Novell NetWare.
 
+* Added an optional encoding attribute to <fixcrlf>
+
 Changes from Ant 1.4 to Ant 1.4.1
 ===========================================
 

src/etc/testcases/taskdefs/fixcrlf/build.xml

@@ -23,7 +23,7 @@
              includes="Junk2.java"
              javafiles="true"
              tab="add"
-	     cr="add"
+             cr="add"
              eol="crlf"
              eof="asis"
              />
@@ -62,7 +62,7 @@
     <fixcrlf srcdir="input" destdir="result"
              includes="Junk6.java"
              tab="add"
-	     cr="remove"
+             cr="remove"
              eol="crlf"
              eof="asis"
              />
@@ -72,7 +72,7 @@
     <fixcrlf srcdir="input" destdir="result"
              includes="Junk7.java"
              tab="add"
-	     cr="add"
+             cr="add"
              eof="asis"
              />
   </target>
@@ -80,9 +80,9 @@
   <target name="test8" depends="init">
     <fixcrlf srcdir="input" destdir="result"
              includes="Junk8.java"
-	     javafiles="true"
+             javafiles="true"
              tab="add"
-	     cr="add"
+             cr="add"
              eof="add"
              />
   </target>
@@ -90,9 +90,9 @@
   <target name="test9" depends="init">
     <fixcrlf srcdir="input" destdir="result"
              includes="Junk9.java"
-	     javafiles="true"
+             javafiles="true"
              tab="remove"
-	     cr="remove"
+             cr="remove"
              eof="remove"
              />
   </target>
@@ -100,8 +100,8 @@
   <target name="testEncoding" depends="init">
     <fixcrlf srcdir="input" destdir="result"
              includes="input.crlf.utf16"
-	     javafiles="false"
-	     cr="remove"
+             javafiles="false"
+             cr="remove"
              encoding="UTF16"
              />
   </target>

src/main/org/apache/tools/ant/taskdefs/FixCRLF.java

@@ -393,8 +393,8 @@ public class FixCRLF extends MatchingTask {
      * Checks for the inequality of two files
      */
     private boolean filesEqual(File file1, File file2) {
-        BufferedReader reader1;
-        BufferedReader reader2;
+        BufferedReader reader1 = null;
+        BufferedReader reader2 = null;
         char buf1[] = new char[INBUFLEN];
         char buf2[] = new char[INBUFLEN];
         int buflen;
@@ -415,20 +415,26 @@ public class FixCRLF extends MatchingTask {
                  // know what it is
                  for (int i = 0; i < buflen; i++) {
                      if (buf1[i] != buf2[i]) {
-                         reader1.close();
-                         reader2.close();
                          return false;
                      } // end of if (buf1[i] != buf2[i])
                  }
              }
-             reader1.close();
-             reader2.close();
              return true;   // equal
         } catch (IOException e) {
             throw new BuildException("IOException in filesEqual: " +
                                       file1 + " : " + file2);
-        } // end of try-catch
-                 
+        } finally {
+            if (reader1 != null) {
+                try {
+                    reader1.close();
+                } catch (IOException e) {}
+            }
+            if (reader2 != null) {
+                try {
+                    reader2.close();
+                } catch (IOException e) {}
+            }
+        }
     }
 
 
@@ -572,10 +578,16 @@ public class FixCRLF extends MatchingTask {
                 } else if (ctrlz == ADD){
                     outWriter.write(CTRLZ);
                 }
-                outWriter.close();
             } catch (IOException e) {
                 throw new BuildException(e);
-            } // end of try-catch
+            } finally {
+                try {
+                    outWriter.close();
+                } catch (IOException e) {
+                    throw new BuildException(e);
+                }
+            }
+            
             
             File destFile = new File(destD, file);