Refactor simplify api

.gitignore

@@ -89,3 +89,4 @@
 /core/nuts/.jpeek/
 /core/nuts-runtime/.jpeek/
 /core/.jpeek/
+/.gradle/

core/nuts-runtime/src/main/java/net/thevpc/nuts/runtime/bundles/collections/ClassMap.java

@@ -95,6 +95,14 @@ public static Class[] findClassHierarchy(Class clazz, Class baseType) {
         return result.toArray(new Class[result.size()]);
     }
 
+    public Set<V> keySet() {
+        return new HashSet(values.keySet());
+    }
+
+    public Collection<V> values() {
+        return values.values();
+    }
+
     public V put(Class classKey, V value) {
         cachedValues.clear();
         return values.put(classKey, value);
@@ -208,4 +216,7 @@ public void clear() {
         cachedHierarchy.clear();
     }
 
+    public int size() {
+        return values.size();
+    }
 }

core/nuts-runtime/src/main/java/net/thevpc/nuts/runtime/bundles/collections/EvictingIntQueue.java

@@ -0,0 +1,66 @@
+package net.thevpc.nuts.runtime.bundles.collections;
+
+import java.util.Arrays;
+
+public class EvictingIntQueue {
+    private int from=0;
+    private int len;
+    private int[] values;
+
+    public EvictingIntQueue(int max) {
+        this.values=new int[max];
+    }
+
+    public void clear() {
+        from=0;
+        len=0;
+    }
+
+    public int size() {
+        return len;
+    }
+
+    public int get(int pos) {
+        if(pos>=0 && pos<len) {
+            int i=(from+pos)%values.length;
+            return values[i];
+        }
+        throw new IllegalArgumentException("invalid index "+pos);
+    }
+
+    public void add(int t) {
+        int pos=(from+len)%values.length;
+        values[pos]=t;
+        if(len<values.length){
+            len++;
+        }else{
+            from=(from+1)%values.length;
+        }
+    }
+
+    public String dump() {
+        StringBuilder sb=new StringBuilder();
+        for (int i = 0; i < size(); i++) {
+            sb.append(get(i));
+        }
+        return "EvictingIntQueue{" +
+                "from=" + from +
+                ", len=" + len +
+                ", raw=" + Arrays.toString(values) +
+                ", values='" + sb +"'"+
+                '}';
+    }
+
+    @Override
+    public String toString() {
+        StringBuilder sb=new StringBuilder("{");
+        for (int i = 0; i < size(); i++) {
+            if(i>0){
+                sb.append(",");
+            }
+            sb.append(get(i));
+        }
+        sb.append("}");
+        return sb.toString();
+    }
+}

core/nuts-runtime/src/main/java/net/thevpc/nuts/runtime/bundles/collections/EvictingQueue.java

@@ -1,32 +1,69 @@
 package net.thevpc.nuts.runtime.bundles.collections;
 
-import java.util.LinkedList;
+import java.util.AbstractList;
+import java.util.Arrays;
 
-public class EvictingQueue<T> {
-    int max;
-    LinkedList<T> values = new LinkedList<>();
+public class EvictingQueue<T> extends AbstractList<T>{
+    private int from=0;
+    private int len;
+    private Object[] values;
 
     public EvictingQueue(int max) {
-        this.max = max;
+        this.values=new Object[max];
     }
 
     public void clear() {
-        values.clear();
+        from=0;
+        len=0;
     }
 
     public int size() {
-        return values.size();
+        return len;
     }
 
     public T get(int pos) {
-        return values.get(pos);
+        if(pos>=0 && pos<len) {
+            int i=(from+pos)%values.length;
+            return (T)values[i];
+        }
+        throw new IllegalArgumentException("invalid index "+pos);
     }
 
-    public void add(T t) {
-        if (values.size() >= max) {
-            values.removeFirst();
+
+    public boolean add(T t) {
+        int pos=(from+len)%values.length;
+        values[pos]=t;
+        if(len<values.length){
+            len++;
+        }else{
+            from=(from+1)%values.length;
         }
-        values.add(t);
+        return true;
     }
 
+    public String dump() {
+        StringBuilder sb=new StringBuilder();
+        for (int i = 0; i < size(); i++) {
+            sb.append(get(i));
+        }
+        return "EvictingQueue{" +
+                "from=" + from +
+                ", len=" + len +
+                ", raw=" + Arrays.toString(values) +
+                ", values='" + sb +"'"+
+                '}';
+    }
+
+    @Override
+    public String toString() {
+        StringBuilder sb=new StringBuilder("{");
+        for (int i = 0; i < size(); i++) {
+            if(i>0){
+                sb.append(",");
+            }
+            sb.append(get(i));
+        }
+        sb.append("}");
+        return sb.toString();
+    }
 }