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

diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/ElseIf.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/ElseIf.java
index d2fac29..3602231 100644
--- a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/ElseIf.java
+++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/ElseIf.java
@@ -1,15 +1,23 @@
 package net.sourceforge.phpdt.internal.compiler.ast;
 
+import net.sourceforge.phpdt.internal.compiler.ast.declarations.VariableUsage;
+
+import java.util.List;
+import java.util.ArrayList;
+
 /**
+ * An elseif statement.
  * @author Matthieu Casanova
  */
 public class ElseIf extends Statement {
 
+  /** The condition. */
   public Expression condition;
 
+  /** The statements. */
   public Statement[] statements;
 
-  public ElseIf(Expression condition, Statement[] statements, int sourceStart, int sourceEnd) {
+  public ElseIf(final Expression condition, final Statement[] statements, final int sourceStart, final int sourceEnd) {
     super(sourceStart, sourceEnd);
     this.condition = condition;
     this.statements = statements;
@@ -20,15 +28,53 @@ public class ElseIf extends Statement {
    * @param tab how many tabs (not used here
    * @return a String
    */
-  public String toString(int tab) {
+  public String toString(final int tab) {
     final StringBuffer buff = new StringBuffer(tabString(tab));
     buff.append("elseif (");
     buff.append(condition.toStringExpression());
     buff.append(") \n");
     for (int i = 0; i < statements.length; i++) {
-      Statement statement = statements[i];
-      buff.append(statement.toString(tab+1)).append('\n');
+      final Statement statement = statements[i];
+      buff.append(statement.toString(tab + 1)).append('\n');
     }
     return buff.toString();
   }
+
+  /**
+   * Get the variables from outside (parameters, globals ...)
+   * @return the variables from outside
+   */
+  public List getOutsideVariable() {
+    final ArrayList list = new ArrayList();
+    for (int i = 0; i < statements.length; i++) {
+      list.addAll(statements[i].getModifiedVariable());
+    }
+    return list;
+  }
+
+  /**
+   * get the modified variables.
+   * @return the variables modified
+   */
+  public List getModifiedVariable() {
+    final ArrayList list = new ArrayList();
+    for (int i = 0; i < statements.length; i++) {
+      list.addAll(statements[i].getModifiedVariable());
+    }
+    list.addAll(condition.getModifiedVariable());
+    return list;
+  }
+
+  /**
+   * Get the variables used.
+   * @return the variables used
+   */
+  public List getUsedVariable() {
+     final ArrayList list = new ArrayList();
+    for (int i = 0; i < statements.length; i++) {
+      list.addAll(statements[i].getUsedVariable());
+    }
+    list.addAll(condition.getUsedVariable());
+    return list;
+  }
 }