package com.aragost.javahg.merge;
   
   import java.io.File;
   
   import com.aragost.javahg.Changeset;
   import com.aragost.javahg.Repository;
   import com.aragost.javahg.commands.RevertCommand;
   
   /**
   * Base class for files somehow related to a merge.
   * <p>
   * 
   * @see MergeContext
   */
  public abstract class MergeFile {
  
      private String filename;
  
      private ConflictResolvingContext mergeCtx;
  
      public MergeFile(ConflictResolvingContext mergeCtx, String file) {
          this.mergeCtx = mergeCtx;
          this.filename = file;
      }
  
      public String getFilename() {
          return filename;
      }
  
      public File getFile() {
          return getRepository().file(getFilename());
      }
  
      public ConflictResolvingContext getMergeCtx() {
          return mergeCtx;
      }
  
      void setMergeState(ConflictResolvingContext mergeState) {
          this.mergeCtx = mergeState;
      }
  
      Repository getRepository() {
          return this.mergeCtx.getRepository();
      }
  
      void revertTo(Changeset changeset) {
          RevertCommand.on(getRepository()).rev(changeset.getNode()).execute(this.filename);
      }
  
      @Override
      public String toString() {
          return getClass().getSimpleName() + "[" + getFilename() + "]";
      }
  
  }