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      1 /*
      2  * Copyright (C) 2008 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package android.renderscript;
     18 
     19 import android.util.Log;
     20 
     21 /**
     22  * @hide
     23  *
     24  **/
     25 class BaseObj {
     26 
     27     BaseObj(RenderScript rs) {
     28         rs.validate();
     29         mRS = rs;
     30         mID = 0;
     31         mDestroyed = false;
     32     }
     33 
     34     public int getID() {
     35         return mID;
     36     }
     37 
     38     int mID;
     39     boolean mDestroyed;
     40     String mName;
     41     RenderScript mRS;
     42 
     43     public void setName(String s) throws IllegalStateException, IllegalArgumentException
     44     {
     45         if(s.length() < 1) {
     46             throw new IllegalArgumentException("setName does not accept a zero length string.");
     47         }
     48         if(mName != null) {
     49             throw new IllegalArgumentException("setName object already has a name.");
     50         }
     51 
     52         try {
     53             byte[] bytes = s.getBytes("UTF-8");
     54             mRS.nAssignName(mID, bytes);
     55             mName = s;
     56         } catch (java.io.UnsupportedEncodingException e) {
     57             throw new RuntimeException(e);
     58         }
     59     }
     60 
     61     protected void finalize() throws Throwable
     62     {
     63         if (!mDestroyed) {
     64             if(mID != 0 && mRS.isAlive()) {
     65                 mRS.nObjDestroyOOB(mID);
     66             }
     67             mRS = null;
     68             mID = 0;
     69             mDestroyed = true;
     70             //Log.v(RenderScript.LOG_TAG, getClass() +
     71             // " auto finalizing object without having released the RS reference.");
     72         }
     73         super.finalize();
     74     }
     75 
     76     public void destroy() {
     77         if(mDestroyed) {
     78             throw new IllegalStateException("Object already destroyed.");
     79         }
     80         mDestroyed = true;
     81         mRS.nObjDestroy(mID);
     82     }
     83 
     84 }
     85 
     86