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

diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/AbstractCase.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/AbstractCase.java
index e31da6b..0af2440 100644
--- a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/AbstractCase.java
+++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/AbstractCase.java
@@ -1,13 +1,64 @@
 package net.sourceforge.phpdt.internal.compiler.ast;
 
+import java.util.List;
+import java.util.ArrayList;
+
 /**
+ * Superclass of case statement that we can find in a switch.
  * @author Matthieu Casanova
  */
 public abstract class AbstractCase extends Statement {
+
+  /** The statements in the case. */
   public Statement[] statements;
 
-  public AbstractCase(Statement[] statements, int sourceStart, int sourceEnd) {
+  /**
+   * Create a case statement
+   * @param statements the statements array
+   * @param sourceStart the beginning source offset
+   * @param sourceEnd the ending offset
+   */
+  public AbstractCase(final Statement[] statements,
+                      final int sourceStart,
+                      final int sourceEnd) {
     super(sourceStart, sourceEnd);
     this.statements = statements;
   }
+
+
+  /**
+   * 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].getOutsideVariable());
+    }
+    return list;
+  }
+
+  /**
+   * get the modified variables.
+   * @return the variables from we change value
+   */
+  public List getModifiedVariable() {
+    final ArrayList list = new ArrayList();
+    for (int i = 0; i < statements.length; i++) {
+      list.addAll(statements[i].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());
+    }
+    return list;
+  }
 }