package emissary.id;
   
   import java.io.Serializable;
   import java.util.HashMap;
   import java.util.Map;
   
   /**
    * Basic unit of communication between an IdPlace and an IdEngine
    */
  public class WorkUnit implements Serializable {
      // Serializable
      static final long serialVersionUID = -990149336476881472L;
  
      protected String filename;
      protected byte[] data;
      protected byte[] header;
      protected byte[] footer;
      protected String currentForm;
      protected Map<String, String> params = new HashMap<>();
  
  
      public WorkUnit() {}
  
      public WorkUnit(final String filename, final byte[] data) {
          setFilename(filename);
          setData(data);
      }
  
      public WorkUnit(final String filename, final byte[] data, final String currentForm) {
          this(filename, data);
          setCurrentForm(currentForm);
      }
  
      public WorkUnit(final String f, final byte[] hd, final byte[] data, final byte[] ft, final String currentForm) {
          setFilename(f);
          setHeader(hd);
          setData(data);
          setFooter(ft);
          setCurrentForm(currentForm);
      }
  
      /**
       * Gets the value of filename
       *
       * @return the value of filename
       */
      public String getFilename() {
          return this.filename;
      }
  
      /**
       * Sets the value of filename
       *
       * @param argFilename Value to assign to this.filename
       */
      public void setFilename(final String argFilename) {
          this.filename = argFilename;
      }
  
      /**
       * Gets the value of data
       *
       * @return the value of data
       */
      public byte[] getData() {
          return this.data;
      }
  
      /**
       * Sets the value of data
       *
       * @param argData Value to assign to this.data
       */
      public void setData(final byte[] argData) {
          this.data = argData;
      }
  
      /**
       * Gets the value of currentForm
       *
       * @return the value of currentForm
       */
      public String getCurrentForm() {
          return this.currentForm;
      }
  
      /**
       * Sets the value of currentForm
       *
       * @param argCurrentForm Value to assign to this.currentForm
       */
      public void setCurrentForm(final String argCurrentForm) {
          this.currentForm = argCurrentForm;
      }
  
      /**
       * Gets the value of header[]
       *
       * @return the value of header[]
      */
     public byte[] getHeader() {
         return this.header;
     }
 
     /**
      * Sets the value of header[]
      *
      * @param argHeader Value to assign to this.header[]
      */
     public void setHeader(final byte[] argHeader) {
         this.header = argHeader;
     }
 
     /**
      * Gets the value of footer[]
      *
      * @return the value of footer[]
      */
     public byte[] getFooter() {
         return this.footer;
     }
 
     /**
      * Sets the value of footer[]
      *
      * @param argFooter Value to assign to this.footer[]
      */
     public void setFooter(final byte[] argFooter) {
         this.footer = argFooter;
     }
 
     /**
      * Add a parameter to control the work
      */
     public void addParameter(final String key, final String value) {
         this.params.put(key, value);
     }
 
     /**
      * Add a bunch of parameters to control the work
      */
     public void addParameters(final Map<String, String> m) {
         this.params.putAll(m);
     }
 
     /**
      * Retrieve a parameter
      */
     public String getParameter(final String key) {
         return this.params.get(key);
     }
 
     /**
      * Get all parameters
      */
     public Map<String, String> getParameters() {
         return new HashMap<>(this.params);
     }
 }