X-Git-Url: http://secure.phpeclipse.com

diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/FunctionCall.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/FunctionCall.java
index c91788d..19fcbee 100644
--- a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/FunctionCall.java
+++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/FunctionCall.java
@@ -1,16 +1,23 @@
 package net.sourceforge.phpdt.internal.compiler.ast;
 
+import java.util.List;
+import java.util.ArrayList;
+
 /**
+ * A Function call.
  * @author Matthieu Casanova
  */
 public class FunctionCall extends AbstractSuffixExpression {
 
+  /** the function name. */
   public Expression prefix;
+
+  /** the arguments. */
   public Expression[] args;
 
-  public FunctionCall(Expression prefix,
-                      Expression[] args,
-                      int sourceEnd) {
+  public FunctionCall(final Expression prefix,
+                      final Expression[] args,
+                      final int sourceEnd) {
     super(prefix.sourceStart, sourceEnd);
     this.prefix = prefix;
     this.args = args;
@@ -25,7 +32,7 @@ public class FunctionCall extends AbstractSuffixExpression {
     buff.append('(');
     if (args != null) {
       for (int i = 0; i < args.length; i++) {
-        Expression arg = args[i];
+        final Expression arg = args[i];
         if (i != 0) {
           buff.append(',');
         }
@@ -35,4 +42,41 @@ public class FunctionCall extends AbstractSuffixExpression {
     buff.append(')');
     return buff.toString();
   }
+
+  /**
+   * Get the variables from outside (parameters, globals ...)
+   * @return the variables from outside
+   */
+  public List getOutsideVariable() {
+    return new ArrayList(1);
+  }
+
+  /**
+   * get the modified variables.
+   * @return the variables from we change value
+   */
+  public List getModifiedVariable() {
+    if (args == null) {
+      return new ArrayList(1);
+    }
+    final ArrayList list = new ArrayList();
+    for (int i = 0; i < args.length; i++) {
+      list.addAll(args[i].getModifiedVariable());
+    }
+    return list;
+  }
+
+  /**
+   * Get the variables used.
+   * @return the variables used
+   */
+  public List getUsedVariable() {
+    final List list = prefix.getUsedVariable();
+    if (args != null) {
+      for (int i = 0; i < args.length; i++) {
+        list.addAll(args[i].getUsedVariable());
+      }
+    }
+    return list;
+  }
 }