Add Java API for non-streaming ASR (#807)

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

@@ -0,0 +1,26 @@
+// Copyright 2024 Xiaomi Corporation
+package com.k2fsa.sherpa.onnx;
+
+public class OfflineRecognizerResult {
+    private final String text;
+    private final String[] tokens;
+    private final float[] timestamps;
+
+    public OfflineRecognizerResult(String text, String[] tokens, float[] timestamps) {
+        this.text = text;
+        this.tokens = tokens;
+        this.timestamps = timestamps;
+    }
+
+    public String getText() {
+        return text;
+    }
+
+    public String[] getTokens() {
+        return tokens;
+    }
+
+    public float[] getTimestamps() {
+        return timestamps;
+    }
+}