Gate abstract class added

Author: Rúben André Barreiro

src/main/java/org/quisl/framework/java/instructions/gates/Gate.java

@@ -0,0 +1,50 @@
+package org.quisl.framework.java.instructions.gates;
+
+public abstract class Gate {
+
+    private Integer numInputs;
+
+    private Integer numOutputs;
+
+    private String prefix;
+
+    private String gateName;
+
+
+    public Gate(Integer numInputs, Integer numOutputs,
+                String prefix, String gateName) {
+
+        this.numInputs = numInputs;
+        this.numOutputs = numOutputs;
+
+        this.prefix = prefix;
+
+        this.gateName = gateName;
+
+    }
+
+    public Integer getNumInputs() {
+
+        return this.numInputs;
+
+    }
+
+    public Integer getNumOutputs() {
+
+        return this.numOutputs;
+
+    }
+
+    public String getPrefix() {
+
+        return this.prefix;
+
+    }
+
+    public String getGateName() {
+
+        return this.gateName;
+
+    }
+
+}