Changeset 417

Timestamp:

04/03/12 10:59:23 (13 years ago)

Author:

sherbold

Message:

• code documentation

File:

• trunk/EventBenchConsole/src/de/ugoe/cs/eventbench/jfc/data/JFCTargetComparator.java (modified) (7 diffs)

trunk/EventBenchConsole/src/de/ugoe/cs/eventbench/jfc/data/JFCTargetComparator.java

@@ -23 +23 @@
  */
 public class JFCTargetComparator {
-        
+
+        /**
+         * <p>
+         * If mutable is true, new target strings can be added to the internal
+         * memory. This leads to a very expensive {@link #compare(String, String)}
+         * operation.
+         * </p>
+         * <p>
+         * if mutable is set to false, currently possible equal targets are
+         * pre-computed. This pre-computation is expensive and might take a while.
+         * In turn, the {@link #compare(String, String)} operation becomes very
+         * cheap.
+         * </p>
+         */
         private static boolean mutable = true;
-        
+
+        /**
+         * <p>
+         * Set of all currently known targets.
+         * </p>
+         */
         private static Set<String> knownTargets = new LinkedHashSet<String>();
-        
+
+        /**
+         * <p>
+         * Map that contains for all known target strings all equal target strings.
+         * Pre-computed when {@link #mutable} is set to false.
+         * </p>
+         */
         private static Map<String, Set<String>> equalTargets;
-        
+
+        /**
+         * <p>
+         * Changes the mutability of the comparator. If the mutability is changed
+         * from true to false, the map {@link #equalTargets} is computed.
+         * </p>
+         * 
+         * @param mutable
+         *            new mutability of the comparator
+         */
         public static void setMutable(boolean mutable) {
-                if( JFCTargetComparator.mutable==true && mutable == false ) {
+                if (JFCTargetComparator.mutable == true && mutable == false) {
                         equalTargets = new HashMap<String, Set<String>>();
-                        for( String target1 : knownTargets ) {
+                        for (String target1 : knownTargets) {
                                 Set<String> curEqualTargets = new HashSet<String>();
-                                for( String target2 : knownTargets ) {
-                                        if( compare(target1, target2) ) {
+                                for (String target2 : knownTargets) {
+                                        if (compare(target1, target2)) {
                                                 curEqualTargets.add(target2);
                                         }
@@ -69 +102 @@
         public static boolean compare(String target1, String target2) {
                 boolean result = false;
-                if( mutable ) {
+                if (mutable) {
                         instance.addTarget(target1);
                         instance.addTarget(target2);
@@ -76 +109 @@
                         JFCWidget widget1 = instance.find(target1);
                         JFCWidget widget2 = instance.find(target2);
-                        result = (widget1==widget2);
-                }
-                
-                
-                if( !mutable ) {
+                        result = (widget1 == widget2);
+                }
+
+                if (!mutable) {
                         Set<String> curEquals = equalTargets.get(target1);
-                        if( curEquals!=null ) {
+                        if (curEquals != null) {
                                 result = curEquals.contains(target2);
-                        }                       
-                }
-                
+                        }
+                }
+
                 return result;
         }
@@ -227 +259 @@
          * the known GUI hierarchy, by traversing the known widgets starting with
          * the {@link #rootWidgets}.
+         * </p>
          * 
          * @param target
@@ -327 +360 @@
                  */
                 String text;
-                
-                int hashCode=0;
+
+                /**
+                 * <p>
+                 * Pre-computed hash code of the widget.
+                 * </p>
+                 */
+                int hashCode = 0;
 
                 /**
@@ -351 +389 @@
                         if (obj instanceof JFCWidget) {
                                 JFCWidget other = (JFCWidget) obj;
-                                boolean titleEqual = CollectionUtils.containsAny(titles, other.titles);
-                                boolean hashEqual = CollectionUtils.containsAny(hashCodes, other.hashCodes);
+                                boolean titleEqual = CollectionUtils.containsAny(titles,
+                                                other.titles);
+                                boolean hashEqual = CollectionUtils.containsAny(hashCodes,
+                                                other.hashCodes);
 
                                 boolean retVal;
-                                
+
                                 if (widgetClass.equals("Class")) {
                                         retVal = (widgetClass.equals(other.widgetClass)
@@ -376 +416 @@
                 @Override
                 public int hashCode() {
-                        if( hashCode==0 ) {
+                        if (hashCode == 0) {
                                 int multiplier = 7;
                                 hashCode = multiplier * hashCode + widgetClass.hashCode();