package eu.simuline.m2latex.antTask;
   
   import org.apache.tools.ant.BuildException;
   
   import eu.simuline.m2latex.core.BuildFailureException;
   import eu.simuline.m2latex.core.ParameterAdapter;
   import eu.simuline.m2latex.core.Target;
   
   import java.util.SortedSet;
  
  public class LatexClrTask extends AbstractLatexTask {
  
      // api-docs inherited from ParameterAdapter
      public SortedSet<Target> getTargetSet() {
  	throw new IllegalStateException();
      }
  
      /**
       * Invoked by ant executing the task. 
       * <p>
       * Logging: 
       * <ul>
       * <li> WPP02: tex file may be latex main file 
       * <li> WFU01: Cannot read directory...
       * <li> WFU03: cannot close tex file 
       * <li> EFU05: Failed to delete file 
       * </ul>
       *
       * @throws BuildException 
       *    TSS02 if the tex source processing directory does either not exist 
       *    or is not a directory. 
       */
      public void execute() throws BuildException {
   	initialize();
  	try {
  	    // may throw BuildFailureException TSS02 
  	    // may log warnings WPP02, WFU01, WFU03, EFU05 
  	    this.latexProcessor.clearAll();
  	} catch (BuildFailureException e) {
  	    throw new BuildException(e.getMessage(), e.getCause());
  	}
       }
   }