diff --git a/src/main/org/apache/tools/ant/taskdefs/Sequential.java b/src/main/org/apache/tools/ant/taskdefs/Sequential.java
index fc682661a..8ec476e71 100644
--- a/src/main/org/apache/tools/ant/taskdefs/Sequential.java
+++ b/src/main/org/apache/tools/ant/taskdefs/Sequential.java
@@ -66,7 +66,7 @@ import java.util.Enumeration;
  * Implements a single threaded task execution.
  * <p>
  * @author Thomas Christen <a href="mailto:chr@active.ch">chr@active.ch</a>
- *
+ * @since Ant 1.4
  * @ant.task category="control"
  */
 public class Sequential extends Task
diff --git a/src/main/org/apache/tools/ant/taskdefs/SignJar.java b/src/main/org/apache/tools/ant/taskdefs/SignJar.java
index 3477c7e3d..b3be88658 100644
--- a/src/main/org/apache/tools/ant/taskdefs/SignJar.java
+++ b/src/main/org/apache/tools/ant/taskdefs/SignJar.java
@@ -71,7 +71,7 @@ import org.apache.tools.ant.types.FileSet;
  *
  * @author Peter Donald <a href="mailto:donaldp@apache.org">donaldp@apache.org</a>
  * @author Nick Fortescue <a href="mailto:nick@ox.compsoc.net">nick@ox.compsoc.net</a>
- *
+ * @since Ant 1.1
  * @ant.task category="java"
  */
 public class SignJar extends Task {
@@ -160,6 +160,7 @@ public class SignJar extends Task {
 
     /**
      * Adds a set of files (nested fileset attribute).
+     * @since Ant 1.4
      */
     public void addFileset(final FileSet set) {
         filesets.addElement(set);
@@ -168,7 +169,8 @@ public class SignJar extends Task {
 
     public void execute() throws BuildException {
         if (null == jar && null == filesets) {
-            throw new BuildException("jar must be set through jar attribute or nested filesets");
+            throw new BuildException("jar must be set through jar attribute "
+                                     + "or nested filesets");
         }
         if( null != jar ) {
             doOneJar(jar, signedjar);
@@ -182,15 +184,18 @@ public class SignJar extends Task {
                 DirectoryScanner ds = fs.getDirectoryScanner(project);
                 String[] jarFiles = ds.getIncludedFiles();
                 for(int j=0; j<jarFiles.length; j++) {
-                    doOneJar( new File( fs.getDir(project), jarFiles[j] ), null);
+                    doOneJar( new File( fs.getDir(project), jarFiles[j] ), 
+                              null);
                 }
             }
         }
     }
 
-    private void doOneJar(File jarSource, File jarTarget) throws BuildException {
+    private void doOneJar(File jarSource, File jarTarget) 
+        throws BuildException {
         if (Project.getJavaVersion().equals(Project.JAVA_1_1)) {
-            throw new BuildException("The signjar task is only available on JDK versions 1.2 or greater");
+            throw new BuildException("The signjar task is only available on "
+                                     + "JDK versions 1.2 or greater");
         }
 
         if (null == alias) {
diff --git a/src/main/org/apache/tools/ant/taskdefs/Sleep.java b/src/main/org/apache/tools/ant/taskdefs/Sleep.java
index 4350fa06a..ab3b23169 100644
--- a/src/main/org/apache/tools/ant/taskdefs/Sleep.java
+++ b/src/main/org/apache/tools/ant/taskdefs/Sleep.java
@@ -62,7 +62,7 @@ import org.apache.tools.ant.BuildException;
  * A task to sleep for a period of time
  *
  * @author steve_l@iseran.com steve loughran
- *
+ * @since Ant 1.4
  * @ant.task category="utility"
  */
 
@@ -169,7 +169,8 @@ public class Sleep extends Task {
      */
 
     private long getSleepTime() {
-        return ((((long) hours * 60) + minutes) * 60 + seconds) * 1000 + milliseconds;
+        return ((((long) hours * 60) + minutes) * 60 + seconds) * 1000 
+            + milliseconds;
     }
 
 
@@ -181,7 +182,8 @@ public class Sleep extends Task {
     public void validate() 
         throws BuildException {
         if (getSleepTime() < 0) {
-            throw new BuildException("Negative sleep periods are not supported");
+            throw new BuildException("Negative sleep periods are not "
+                                     + "supported");
         }
     }
 
diff --git a/src/main/org/apache/tools/ant/taskdefs/StreamPumper.java b/src/main/org/apache/tools/ant/taskdefs/StreamPumper.java
index 999979c9f..5334b3713 100644
--- a/src/main/org/apache/tools/ant/taskdefs/StreamPumper.java
+++ b/src/main/org/apache/tools/ant/taskdefs/StreamPumper.java
@@ -62,6 +62,7 @@ import java.io.OutputStream;
  * Copies all data from an input stream to an output stream.
  *
  * @author thomas.haas@softwired-inc.com
+ * @since Ant 1.2
  */
 public class StreamPumper implements Runnable {