possibility to hide orphaned classes from graph

[javainspect.git] / src / main / java / eu / svjatoslav / inspector / java / structure / ClassDescriptor.java

diff --git a/src/main/java/eu/svjatoslav/inspector/java/structure/ClassDescriptor.java b/src/main/java/eu/svjatoslav/inspector/java/structure/ClassDescriptor.java
index fbd491b..55ef66c 100644 (file)
--- a/src/main/java/eu/svjatoslav/inspector/java/structure/ClassDescriptor.java
+++ b/src/main/java/eu/svjatoslav/inspector/java/structure/ClassDescriptor.java
@@ -55,7 +55,7 @@ public class ClassDescriptor implements GraphElement {
        /**
         * Amount of field and method references pointing to this class.
         */
-       private int referenceCount = 0;
+       private int incomingReferencesCount = 0;
 
        public ClassDescriptor(final Class<? extends Object> clazz,
                        final ClassGraph dump) {
@@ -92,7 +92,7 @@ public class ClassDescriptor implements GraphElement {
        }
 
        public boolean areReferencesShown() {
-               return referenceCount <= MAX_REFERECNES_COUNT;
+               return incomingReferencesCount <= MAX_REFERECNES_COUNT;
        }
 
        public void enlistFieldReferences(final StringBuffer result) {
@@ -354,6 +354,31 @@ public class ClassDescriptor implements GraphElement {
                isShown = false;
        }
 
+       public boolean hideClassIfNoReferences() {
+               if (!isVisible())
+                       return false;
+
+               int outgoingVisibleReferencesCount = 0;
+
+               for (final MethodDescriptor methodDescriptor : methods)
+                       outgoingVisibleReferencesCount += methodDescriptor
+                                       .getOutsideVisibleReferencesCount();
+
+               for (final FieldDescriptor fieldDescriptor : nameToFieldMap.values())
+                       outgoingVisibleReferencesCount += fieldDescriptor
+                                       .getOutsideVisibleReferencesCount();
+
+               final int totalReferencesCount = outgoingVisibleReferencesCount
+                               + incomingReferencesCount;
+
+               if (totalReferencesCount == 0) {
+                       hide();
+                       return true;
+               }
+
+               return false;
+       }
+
        public void indexFields(final Field[] fields) {
                for (final Field field : fields) {
                        if (nameToFieldMap.containsKey(field.getName()))
@@ -389,7 +414,7 @@ public class ClassDescriptor implements GraphElement {
        }
 
        public void registerReference() {
-               referenceCount++;
+               incomingReferencesCount++;
        }
 
        public void setDistinctiveColor(final String distinctiveColor) {