content: /*
   * Copyright (C) 2021 - Amir Hossein Aghajari
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   *
   */
  
  
  package com.aghajari.rlottie.decoder;
  
  import androidx.annotation.Nullable;
  
  import java.io.File;
  import java.io.FileInputStream;
  import java.io.FileOutputStream;
  import java.io.IOException;
  import java.io.InputStream;
  import java.io.OutputStream;
  import java.io.OutputStreamWriter;
  
  /**
   * Helper class to save drawable json source.
   */
  public final class AXrSourceData<V> {
  
      private final V value;
  
      public AXrSourceData(V value) {
          this.value = value;
      }
  
      @Nullable
      public V getValue() {
          return value;
      }
  
      public void export(File output) throws IOException {
          if (value instanceof File) {
              copy((File) value, output);
          } else {
              write((String) value, output);
          }
      }
  
      private static void write(final String json, File file) throws IOException {
          OutputStreamWriter outputStreamWriter = new OutputStreamWriter(new FileOutputStream(file));
          outputStreamWriter.write(json);
          outputStreamWriter.close();
      }
  
      private static void copy(File src, File dst) throws IOException {
          try (InputStream in = new FileInputStream(src);
               OutputStream out = new FileOutputStream(dst)) {
              // Transfer bytes from in to out
              byte[] buf = new byte[1024];
              int len;
              while ((len = in.read(buf)) > 0) {
                  out.write(buf, 0, len);
              }
          }
      }
  }
  