Source code of MARS Assembler

First commit of the 4.5 version (latest version available)

mars/assembler/Symbol.java

@@ -0,0 +1,94 @@
+package mars.assembler; 
+
+/*
+Copyright (c) 2003-2006,  Pete Sanderson and Kenneth Vollmar
+
+Developed by Pete Sanderson (psanderson@otterbein.edu)
+and Kenneth Vollmar (kenvollmar@missouristate.edu)
+
+Permission is hereby granted, free of charge, to any person obtaining 
+a copy of this software and associated documentation files (the 
+"Software"), to deal in the Software without restriction, including 
+without limitation the rights to use, copy, modify, merge, publish, 
+distribute, sublicense, and/or sell copies of the Software, and to 
+permit persons to whom the Software is furnished to do so, subject 
+to the following conditions:
+
+The above copyright notice and this permission notice shall be 
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 
+IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR 
+ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF 
+CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+(MIT license, http://www.opensource.org/licenses/mit-license.html)
+ */
+ 
+  /**
+    *  Represents a MIPS program identifier to be stored in the symbol table.
+	*   @author Jason Bumgarner, Jason Shrewsbury
+	*   @version June 2003
+	**/
+  
+  public class Symbol{
+      private String name;
+      private int address;
+      private boolean data; // boolean true if data symbol false if text symbol.
+      public static final boolean TEXT_SYMBOL = false;
+      public static final boolean DATA_SYMBOL = true;
+   
+   /**
+     *  Basic constructor, creates a symbol object.
+     *   @param name The name of the Symbol.
+     *   @param address The memroy address that the Symbol refers to.
+     *   @param data The type of Symbol that it is.
+     **/
+   
+       public Symbol(String name, int address, boolean data){
+         this.name    = name;
+         this.address = address;
+         this.data    = data;
+      }
+   
+   	/**
+   	  *  Returns the address of the the Symbol.
+   	  *   @return The address of the Symbol.
+   	  **/
+   
+       public int getAddress(){
+         return this.address;
+      }
+      
+   	/**
+   	  *  Returns the label of the the Symbol.
+   	  *   @return The label of the Symbol.
+   	  **/
+   	  
+       public String getName(){
+         return this.name;
+      }
+      
+   	/**
+   	  *  Finds the type of symbol, text or data.
+   	  *   @return The type of the data.
+   	  **/
+      
+       public boolean getType(){
+         return this.data;
+      }
+		
+   
+   	/**
+   	  * Sets (replaces) the address of the the Symbol.
+   	  *   @param newAddress The revised address of the Symbol.
+   	  **/
+   
+       public void setAddress(int newAddress){
+		   this.address = newAddress;
+         return;
+      }
+   }