added support for restartOnCrash option

src/main/java/com/akathist/maven/plugins/launch4j/Launch4jMojo.java

@@ -33,7 +33,6 @@
 import net.sf.launch4j.BuilderException;
 import net.sf.launch4j.config.Config;
 import net.sf.launch4j.config.ConfigPersister;
-
 import org.apache.maven.artifact.Artifact;
 import org.apache.maven.artifact.factory.ArtifactFactory;
 import org.apache.maven.artifact.repository.ArtifactRepository;
@@ -66,7 +65,7 @@ public class Launch4jMojo extends AbstractMojo {
  * @readonly
  */
  private Set dependencies;
- 
+
  /**
  * The user's current project.
  *
@@ -110,11 +109,11 @@ public class Launch4jMojo extends AbstractMojo {
  * @component
  */
  private ArtifactResolver resolver;
- 
+
  /**
- * The dependencies of this plugin. 
+ * The dependencies of this plugin.
  * Used to get the Launch4j artifact version.
- * 
+ *
  * @parameter default-value="${plugin.artifacts}" */
  private java.util.List<Artifact> pluginArtifacts;
 
@@ -218,7 +217,7 @@ public class Launch4jMojo extends AbstractMojo {
  */
  private String priority;
 
- 
+
  /**
  * If true, the executable waits for the java application to finish before returning its exit code.
  * Defaults to false for gui applications. Has no effect for console applications, which always wait.
@@ -227,6 +226,14 @@ public class Launch4jMojo extends AbstractMojo {
  */
  private boolean stayAlive;
 
+ /**
+ * If true, when the application exits, any exit code other than 0 is considered a crash and
+ * the application will be started again.
+ *
+ * @parameter default-value=false
+ */
+ private boolean restartOnCrash;
+
  /**
  * The icon to use in the taskbar. Must be in ico format.
  *
@@ -284,7 +291,7 @@ public class Launch4jMojo extends AbstractMojo {
  * @parameter
  */
  private Splash splash;
- 
+
  /**
  * Lots of information you can attach to the windows process.
  *
@@ -324,8 +331,9 @@ public void execute() throws MojoExecutionException {
  c.setSupportUrl(supportUrl);
  c.setCmdLine(cmdLine);
  c.setChdir(chdir);
- c.setPriority(priority); 
+ c.setPriority(priority);
  c.setStayAlive(stayAlive);
+ c.setRestartOnCrash(restartOnCrash);
  c.setManifest(manifest);
  c.setIcon(icon);
  c.setHeaderObjects(objs);
@@ -382,7 +390,7 @@ public void execute() throws MojoExecutionException {
  * unpack it. Then different systems won't contend for the same space. But then I'll need to hack
  * the l4j code so it permits passing in a work directory and doesn't always base it on
  * the location of its own jarfile.
- * 
+ *
  * @return the work directory.
  */
  private File setupBuildEnvironment() throws MojoExecutionException {
@@ -522,7 +530,7 @@ private Artifact chooseBinaryBits() throws MojoExecutionException {
  getLaunch4jVersion(), "jar", "workdir-" + plat);
  }
 
- 
+
  private File getBaseDir() {
  return basedir;
  }
@@ -542,8 +550,9 @@ private void printState() {
  log.debug("supportUrl = " + supportUrl);
  log.debug("cmdLine = " + cmdLine);
  log.debug("chdir = " + chdir);
- log.debug("priority = " + priority); 
+ log.debug("priority = " + priority);
  log.debug("stayAlive = " + stayAlive);
+ log.debug("restartOnCrash = " + restartOnCrash);
  log.debug("icon = " + icon);
  log.debug("objs = " + objs);
  log.debug("libs = " + libs);