content: /**
   *  Copyright (C) 2018 Ryszard Wiśniewski <brut.alll@gmail.com>
   *  Copyright (C) 2018 Connor Tumbleson <connor.tumbleson@gmail.com>
   *
   *  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 brut.androlib.res.decoder;
  
  import brut.androlib.AndrolibException;
  import brut.androlib.err.UndefinedResObject;
  import brut.androlib.res.data.ResPackage;
  import brut.androlib.res.data.ResResSpec;
  import brut.androlib.res.data.value.ResAttr;
  import brut.androlib.res.data.value.ResScalarValue;
  
  /**
   * @author Ryszard Wiśniewski <brut.alll@gmail.com>
   */
  public class ResAttrDecoder {
      public String decode(int type, int value, String rawValue, int attrResId)
              throws AndrolibException {
          ResScalarValue resValue = mCurrentPackage.getValueFactory().factory(
                  type, value, rawValue);
  
          String decoded = null;
          if (attrResId > 0) {
              try {
                  ResAttr attr = (ResAttr) getCurrentPackage().getResTable()
                          .getResSpec(attrResId).getDefaultResource().getValue();
  
                  decoded = attr.convertToResXmlFormat(resValue);
              } catch (UndefinedResObject | ClassCastException ex) {
                  // ignored
              }
          }
  
          return decoded != null ? decoded : resValue.encodeAsResXmlAttr();
      }
  
      public String decodeManifestAttr(int attrResId)
          throws AndrolibException {
  
          if (attrResId != 0) {
              ResResSpec resResSpec = getCurrentPackage().getResTable().getResSpec(attrResId);
  
              if (resResSpec != null) {
                  return resResSpec.getName();
              }
          }
  
          return null;
      }
  
      public ResPackage getCurrentPackage() throws AndrolibException {
          if (mCurrentPackage == null) {
              throw new AndrolibException("Current package not set");
          }
          return mCurrentPackage;
      }
  
      public void setCurrentPackage(ResPackage currentPackage) {
          mCurrentPackage = currentPackage;
      }
  
      private ResPackage mCurrentPackage;
  }
  