Implement methods for iteration

src/main/java/de/retest/recheck/ui/review/ActionChangeSet.java

@@ -1,7 +1,9 @@
 package de.retest.recheck.ui.review;
 
+import java.util.ArrayList;
 import java.util.Collections;
 import java.util.HashSet;
+import java.util.List;
 import java.util.Set;
 
 import de.retest.recheck.ui.descriptors.Element;
@@ -33,6 +35,13 @@ public AttributeChanges getAttributesChanges() {
 		return attributeChanges;
 	}
 
+	public List<AttributeChanges> getAllAttributeChanges() {
+		final List<AttributeChanges> allAttributeChanges = new ArrayList<>();
+		allAttributeChanges.add( attributeChanges );
+		allAttributeChanges.add( identAttributeChanges );
+		return allAttributeChanges;
+	}
+
 	private final Set<Element> insertChanges = new HashSet<>();
 
 	public boolean containsInsertChange( final Element element ) {

src/main/java/de/retest/recheck/ui/review/ReviewResult.java

@@ -2,6 +2,9 @@
 
 import java.util.ArrayList;
 import java.util.List;
+import java.util.stream.Collectors;
+
+import de.retest.recheck.ui.diff.AttributeDifference;
 
 public class ReviewResult {
 
@@ -31,6 +34,21 @@ public List<SuiteChangeSet> getSuiteChangeSets() {
 		return nonEmpyChangeSets;
 	}
 
+	public List<ActionChangeSet> getAllActionChangeSets() {
+		return getSuiteChangeSets().stream() //
+				.flatMap( suiteChangeSet -> suiteChangeSet.getTestChangeSets().stream() ) //
+				.flatMap( testChangeSet -> testChangeSet.getAllActionChangeSets().stream() ) //
+				.collect( Collectors.toList() );
+	}
+
+	public List<AttributeDifference> getAttributeDifferences() {
+		return getAllActionChangeSets().stream()
+				.flatMap( actionChangeSet -> actionChangeSet.getAllAttributeChanges().stream()
+						.flatMap( attributeChanges -> attributeChanges.getChanges().values().parallelStream()
+								.flatMap( attributeDifferences -> attributeDifferences.stream() ) ) )
+				.collect( Collectors.toList() );
+	}
+
 	@Override
 	public String toString() {
 		return "ReviewResult [suiteChangeSets=" + suiteChangeSets.size() + "]";

src/main/java/de/retest/recheck/ui/review/TestChangeSet.java

@@ -62,6 +62,13 @@ public ActionChangeSet getActionChangeSet( final int index ) {
 		}
 	}
 
+	public List<ActionChangeSet> getAllActionChangeSets() {
+		final List<ActionChangeSet> all = new ArrayList<>();
+		all.add( initialStateChangeSet );
+		all.addAll( actionChangeSets );
+		return all;
+	}
+
 	public boolean isEmpty() {
 		return initialStateChangeSet.isEmpty() && isEmpty( actionChangeSets );
 	}