add java wrapper suppport (#117)

sherpa-onnx/java-api/src/com/k2fsa/sherpa/onnx/EndpointRule.java

@@ -0,0 +1,30 @@
+/*
+ * // Copyright 2022-2023 by zhaoming
+ */
+
+package com.k2fsa.sherpa.onnx;
+
+public class EndpointRule {
+  private final boolean mustContainNonSilence;
+  private final float minTrailingSilence;
+  private final float minUtteranceLength;
+
+  public EndpointRule(
+      boolean mustContainNonSilence, float minTrailingSilence, float minUtteranceLength) {
+    this.mustContainNonSilence = mustContainNonSilence;
+    this.minTrailingSilence = minTrailingSilence;
+    this.minUtteranceLength = minUtteranceLength;
+  }
+
+  public float getMinTrailingSilence() {
+    return minTrailingSilence;
+  }
+
+  public float getMinUtteranceLength() {
+    return minUtteranceLength;
+  }
+
+  public boolean getMustContainNonSilence() {
+    return mustContainNonSilence;
+  }
+}