1 files changed, 14 insertions, 0 deletions
diff --git a/gi/posterior-regularisation/prjava/src/util/DifferentiableObjective.java b/gi/posterior-regularisation/prjava/src/util/DifferentiableObjective.java
new file mode 100644
index 00000000..1ff1ae4a
--- /dev/null
+++ b/gi/posterior-regularisation/prjava/src/util/DifferentiableObjective.java
@@ -0,0 +1,14 @@
+package util;
+
+public interface DifferentiableObjective {
+
+	public double getValue();
+
+	public void getGradient(double[] gradient);
+
+	public void getParameters(double[] params);
+
+	public void setParameters(double[] newParameters);
+
+	public int getNumParameters();
+}