first commit

hrmsEjb/jxl/biff/formula/MemFunc.java

@@ -0,0 +1,43 @@
+package jxl.biff.formula;
+
+import java.util.Stack;
+import jxl.biff.IntegerHelper;
+
+class MemFunc extends Operand implements ParsedThing {
+  private int length;
+  
+  private ParseItem[] subExpression;
+  
+  public int read(byte[] data, int pos) {
+    this.length = IntegerHelper.getInt(data[pos], data[pos + 1]);
+    return 2;
+  }
+  
+  public void getOperands(Stack s) {}
+  
+  public void getString(StringBuffer buf) {
+    if (this.subExpression.length == 1) {
+      this.subExpression[0].getString(buf);
+    } else if (this.subExpression.length == 2) {
+      this.subExpression[1].getString(buf);
+      buf.append(':');
+      this.subExpression[0].getString(buf);
+    } 
+  }
+  
+  byte[] getBytes() {
+    return null;
+  }
+  
+  int getPrecedence() {
+    return 5;
+  }
+  
+  public int getLength() {
+    return this.length;
+  }
+  
+  public void setSubExpression(ParseItem[] pi) {
+    this.subExpression = pi;
+  }
+}