Remove duplicated code

src/main/org/apache/tools/ant/Main.java

@@ -440,9 +440,6 @@ public class Main implements AntMain {
             if (searchForFile) {
                 if (searchForThis != null) {
                     buildFile = findBuildFile(System.getProperty("user.dir"), searchForThis);
-                    if (buildFile == null) {
-                        throw new BuildException("Could not locate a build file!");
-                    }
                 } else {
                     // no search file specified: so search an existing default file
                     final Iterator<ProjectHelper> it = ProjectHelperRepository.getInstance().getHelpers();
@@ -454,9 +451,9 @@ public class Main implements AntMain {
                         }
                         buildFile = findBuildFile(System.getProperty("user.dir"), searchForThis);
                     } while (buildFile == null && it.hasNext());
-                    if (buildFile == null) {
-                        throw new BuildException("Could not locate a build file!");
-                    }
+                }
+                if (buildFile == null) {
+                    throw new BuildException("Could not locate a build file!");
                 }
             } else {
                 // no build file specified: so search an existing default file

src/main/org/apache/tools/ant/PropertyHelper.java

@@ -1048,12 +1048,11 @@ public class PropertyHelper implements GetProperty {
                 if (value.charAt(pos + 1) == '$') {
                     //backwards compatibility two $ map to one mode
                     fragments.addElement("$");
-                    prev = pos + 2;
                 } else {
                     //new behaviour: $X maps to $X for all values of X!='$'
                     fragments.addElement(value.substring(pos, pos + 2));
-                    prev = pos + 2;
                 }
+                prev = pos + 2;
             } else {
                 //property found, extract its name or bail on a typo
                 int endName = value.indexOf('}', pos);

src/main/org/apache/tools/ant/listener/CommonsLoggingListener.java

@@ -282,8 +282,6 @@ public class CommonsLoggingListener implements BuildListener, BuildLogger {
                 }
                 break;
             case Project.MSG_VERBOSE:
-                log.debug(message);
-                break;
             case Project.MSG_DEBUG:
                 log.debug(message);
                 break;

src/main/org/apache/tools/ant/listener/Log4jListener.java

@@ -155,8 +155,6 @@ public class Log4jListener implements BuildListener {
                 log.info(event.getMessage());
                 break;
             case Project.MSG_VERBOSE:
-                log.debug(event.getMessage());
-                break;
             case Project.MSG_DEBUG:
                 log.debug(event.getMessage());
                 break;

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

@@ -72,13 +72,11 @@ public class KeySubst extends Task {
             String newline = null;
             line = br.readLine();
             while (line != null) {
-                if (line.isEmpty()) {
-                    bw.newLine();
-                } else {
+                if (!line.isEmpty()) {
                     newline = KeySubst.replace(line, replacements);
                     bw.write(newline);
-                    bw.newLine();
                 }
+                bw.newLine();
                 line = br.readLine();
             }
             bw.flush();

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

@@ -623,10 +623,8 @@ public class Zip extends MatchingTask {
             skipWriting = true;
             executeMain();
             skipWriting = false;
-            executeMain();
-        } else {
-            executeMain();
         }
+        executeMain();
     }
 
     /**

src/main/org/apache/tools/ant/taskdefs/condition/Http.java

@@ -136,8 +136,6 @@ public class Http extends ProjectComponent implements Condition {
             } catch (ProtocolException pe) {
                 throw new BuildException("Invalid HTTP protocol: "
                                          + requestMethod, pe);
-            } catch (SocketTimeoutException ste) {
-                return false;
             } catch (IOException e) {
                 return false;
             }

src/main/org/apache/tools/ant/taskdefs/optional/jlink/ClassNameReader.java

@@ -64,6 +64,10 @@ class ConstantPool {
                 break;
 
             case INTEGER :
+            case FIELDREF :
+            case METHODREF :
+            case INTERFACEMETHODREF :
+            case NAMEANDTYPE :
                 values[i] = data.readInt();
                 break;
 
@@ -86,12 +90,6 @@ class ConstantPool {
                 values[i] = data.readUnsignedShort();
                 break;
 
-            case FIELDREF :
-            case METHODREF :
-            case INTERFACEMETHODREF :
-            case NAMEANDTYPE :
-                values[i] = data.readInt();
-                break;
             default:
                 // Do nothing
             }

src/main/org/apache/tools/ant/taskdefs/optional/net/FTP.java

@@ -561,9 +561,6 @@ public class FTP extends Task implements FTPTaskConfig {
 
                 }
                 ftp.changeToParentDirectory();
-            } catch (FTPConnectionClosedException ftpcce) {
-                throw new BuildException("Error while communicating with FTP "
-                                         + "server: ", ftpcce);
             } catch (IOException e) {
                 throw new BuildException("Error while communicating with FTP "
                                          + "server: ", e);
@@ -2535,16 +2532,12 @@ public class FTP extends Task implements FTPTaskConfig {
 
             if (binary) {
                 ftp.setFileType(org.apache.commons.net.ftp.FTP.BINARY_FILE_TYPE);
-                if (!FTPReply.isPositiveCompletion(ftp.getReplyCode())) {
-                    throw new BuildException("could not set transfer type: %s",
-                        ftp.getReplyString());
-                }
             } else {
                 ftp.setFileType(org.apache.commons.net.ftp.FTP.ASCII_FILE_TYPE);
-                if (!FTPReply.isPositiveCompletion(ftp.getReplyCode())) {
-                    throw new BuildException("could not set transfer type: %s",
-                        ftp.getReplyString());
-                }
+            }
+            if (!FTPReply.isPositiveCompletion(ftp.getReplyCode())) {
+                throw new BuildException("could not set transfer type: %s",
+                    ftp.getReplyString());
             }
 
             if (passive) {

src/main/org/apache/tools/ant/taskdefs/optional/net/FTPTaskMirrorImpl.java

@@ -1812,16 +1812,12 @@ public class FTPTaskMirrorImpl implements FTPTaskMirror {
 
             if (task.isBinary()) {
                 ftp.setFileType(org.apache.commons.net.ftp.FTP.BINARY_FILE_TYPE);
-                if (!FTPReply.isPositiveCompletion(ftp.getReplyCode())) {
-                    throw new BuildException("could not set transfer type: %s",
-                        ftp.getReplyString());
-                }
             } else {
                 ftp.setFileType(org.apache.commons.net.ftp.FTP.ASCII_FILE_TYPE);
-                if (!FTPReply.isPositiveCompletion(ftp.getReplyCode())) {
-                    throw new BuildException("could not set transfer type: %s",
-                        ftp.getReplyString());
-                }
+            }
+            if (!FTPReply.isPositiveCompletion(ftp.getReplyCode())) {
+                throw new BuildException("could not set transfer type: %s",
+                    ftp.getReplyString());
             }
 
             if (task.isPassive()) {

src/main/org/apache/tools/ant/util/depend/bcel/DependencyVisitor.java

@@ -115,16 +115,11 @@ public class DependencyVisitor extends EmptyVisitor {
                     // is upper case ascii. so according to the spec it's an inner class
                     classname = classname.substring(0, index) + "$"
                         + classname.substring(index + 1);
-                    addClass(classname);
-                } else {
-                    // Add the class in dotted notation 'com.company.Class'
-                    addClass(classname);
                 }
                 // CheckStyle:MagicNumber ON
-            } else {
-                // Add a class with no package 'Class'
-                addClass(classname);
             }
+            // Add the class, with or without the package name
+            addClass(classname);
         }
     }