This commit was manufactured by cvs2svn to create tag 'buildscript'.

[IRC.git] / Robust / cup / java_cup / symbol_part.java

diff --git a/Robust/cup/java_cup/symbol_part.java b/Robust/cup/java_cup/symbol_part.java
deleted file mode 100644 (file)
index 9142b5f..0000000
--- a/Robust/cup/java_cup/symbol_part.java
+++ /dev/null
@@ -1,100 +0,0 @@
-package java_cup;
-
-/** This class represents a part of a production which is a symbol (terminal
- *  or non terminal).  This simply maintains a reference to the symbol in 
- *  question.
- *
- * @see     java_cup.production
- * @version last updated: 11/25/95
- * @author  Scott Hudson
- */
-public class symbol_part extends production_part {
-
-  /*-----------------------------------------------------------*/
-  /*--- Constructor(s) ----------------------------------------*/
-  /*-----------------------------------------------------------*/
-
-  /** Full constructor. 
-   * @param sym the symbol that this part is made up of.
-   * @param lab an optional label string for the part.
-   */
-  public symbol_part(symbol sym, String lab) throws internal_error
-    {
-      super(lab);
-
-      if (sym == null)
-       throw new internal_error(
-         "Attempt to construct a symbol_part with a null symbol");
-      _the_symbol = sym;
-    }
-
-  /*. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .*/
-
-  /** Constructor with no label. 
-   * @param sym the symbol that this part is made up of.
-   */
-  public symbol_part(symbol sym) throws internal_error
-    {
-      this(sym,null);
-    }
-
-  /*-----------------------------------------------------------*/
-  /*--- (Access to) Instance Variables ------------------------*/
-  /*-----------------------------------------------------------*/
-
-  /** The symbol that this part is made up of. */
-  protected symbol _the_symbol;
-
-  /** The symbol that this part is made up of. */
-  public symbol the_symbol() {return _the_symbol;}
-
-  /*-----------------------------------------------------------*/
-  /*--- General Methods ---------------------------------------*/
-  /*-----------------------------------------------------------*/
-
-  /** Respond that we are not an action part. */
-  public boolean is_action() { return false; }
-
-  /*. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .*/
-
-  /** Equality comparison. */
-  public boolean equals(symbol_part other)
-    {
-      return other != null && super.equals(other) && 
-            the_symbol().equals(other.the_symbol());
-    }
-
-  /*. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .*/
-
-  /** Generic equality comparison. */
-  public boolean equals(Object other)
-    {
-      if (!(other instanceof symbol_part))
-       return false;
-      else
-       return equals((symbol_part)other);
-    }
-
-  /*. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .*/
-
-  /** Produce a hash code. */
-  public int hashCode()
-    {
-      return super.hashCode() ^ 
-            (the_symbol()==null ? 0 : the_symbol().hashCode());
-    }
-
-  /*. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .*/
-
-  /** Convert to a string. */
-  public String toString()
-    {
-      if (the_symbol() != null)
-       return super.toString() + the_symbol();
-      else
-       return super.toString() + "$$MISSING-SYMBOL$$";
-    }
-
-  /*-----------------------------------------------------------*/
-
-}