[Major] Refactored gpiod memory handling, and disposing

Now can properly stop an IO and change to a different one. At most 10ms are required... This is due to the input listener waiting now only 10ms for a change, which is not interruptible at the moment

libraries/pi4j-library-gpiod/src/main/java/com/pi4j/library/gpiod/internal/CWrapper.java

@@ -3,7 +3,7 @@
 import java.util.Objects;
 
 public class CWrapper {
-    private long cPointer;
+    private final long cPointer;
 
     public CWrapper(long cPointer) {
         this.cPointer = cPointer;

libraries/pi4j-library-gpiod/src/main/java/com/pi4j/library/gpiod/internal/GpioChip.java

@@ -1,62 +1,33 @@
 package com.pi4j.library.gpiod.internal;
 
-import java.io.Closeable;
-
 /**
  * <p>GpioChip</p>
  *
  * @author Alexander Liggesmeyer (<a href="https://alexander.liggesmeyer.net/">https://alexander.liggesmeyer.net/</a>)
  * @version $Id: $Id
  */
-public class GpioChip extends CWrapper implements Closeable {
+public class GpioChip extends CWrapper {
 
-    private boolean open;
+    private final String name;
+    private final String label;
+    private final int numLines;
 
-    public GpioChip(long cPointer) {
+    GpioChip(long cPointer) {
         super(cPointer);
-        this.open = true;
-    }
-
-    public boolean isOpen() {
-        return this.open;
-    }
-
-    public void close() {
-        if (!this.open)
-            return;
-        GpioD.chipClose(this);
-        this.open = false;
+        this.name = GpioD.chipGetName(getCPointer());
+        this.label = GpioD.chipGetLabel(getCPointer());
+        this.numLines = GpioD.chipGetNumLines(getCPointer());
     }
 
     public String getName() {
-        return GpioD.chipGetName(this);
+        return this.name;
     }
 
     public String getLabel() {
-        return GpioD.chipGetLabel(this);
+        return this.label;
     }
 
     public int getNumLines() {
-        return GpioD.chipGetNumLines(this);
-    }
-
-    public GpioLine getLine(int offset) {
-        return GpioD.chipGetLine(this, offset);
-    }
-
-    public GpioLineBulk getLines(int[] offsets) {
-        GpioLineBulk bulk = new GpioLineBulk();
-        GpioD.chipGetLines(this, offsets, bulk);
-        return bulk;
-    }
-
-    public GpioLineBulk getLines() {
-        GpioLineBulk bulk = new GpioLineBulk();
-        GpioD.chipGetAllLines(this, bulk);
-        return bulk;
-    }
-
-    public GpioLine getLine(String name) {
-        return GpioD.chipGetLine(this, name);
+        return this.numLines;
     }
 }