Package java.io

Examples of java.io.ObjectStreamClass$MemberComparator


        throws DatabaseException, ClassNotFoundException {

        /* First check the map and, if found, add class info to the map. */

        BigInteger classIDObj = new BigInteger(classID);
        ObjectStreamClass classFormat = formatMap.get(classIDObj);
        if (classFormat == null) {

            /* Make the class format key. */

            byte[] keyBytes = new byte[classID.length + 1];
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                 * Read class info to get the class format key, then read class
                 * format.
                 */
                classInfo = new ClassInfo(data);
                DatabaseEntry formatData = new DatabaseEntry();
                ObjectStreamClass storedClassFormat =
                    getClassFormat(classInfo.getClassID(), formatData);

                /*
                 * Compare the stored class format to the current class format,
                 * and if they are different then generate a new class ID.
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    public synchronized ObjectStreamClass getClassFormat(byte[] id)
        throws DatabaseException {

        String strId = new String(id);
        ObjectStreamClass desc = (ObjectStreamClass) idToDescMap.get(strId);
        if (desc == null) {
            throw new DatabaseException("classID not found");
        }
        return desc;
    }
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        case CompactObjectOutputStream.TYPE_FAT_DESCRIPTOR:
            return super.readClassDescriptor();
        case CompactObjectOutputStream.TYPE_THIN_DESCRIPTOR:
            String className = readUTF();
            Class<?> clazz = classResolver.resolve(className);
            ObjectStreamClass streamClass = ObjectStreamClass.lookup(clazz);
            if (streamClass == null) {
                // If streamClass is null its very likely that we had an old netty version that was writing an
                // interface with a thin descriptor. Fall back to use ObjectStreamClazz.lookupAny(..) to resolve
                // it.
                //
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        throws DatabaseException, ClassNotFoundException {

        /* First check the map and, if found, add class info to the map. */

        BigInteger classIDObj = new BigInteger(classID);
        ObjectStreamClass classFormat =
            (ObjectStreamClass) formatMap.get(classIDObj);
        if (classFormat == null) {

            /* Make the class format key. */

 
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                 * Read class info to get the class format key, then read class
                 * format.
                 */
                classInfo = new ClassInfo(data);
                DatabaseEntry formatData = new DatabaseEntry();
                ObjectStreamClass storedClassFormat =
                    getClassFormat(classInfo.getClassID(), formatData);

                /*
                 * Compare the stored class format to the current class format,
                 * and if they are different then generate a new class ID.
View Full Code Here

    {
      throw new WicketNotSerializableException(
          toPrettyPrintedStack(obj.getClass().getName()), exception);
    }

    ObjectStreamClass desc;
    for (;;)
    {
      try
      {
        desc = (ObjectStreamClass)LOOKUP_METHOD.invoke(null, new Object[] { cls,
            Boolean.TRUE });
        Class repCl;
        if (!((Boolean)HAS_WRITE_REPLACE_METHOD_METHOD.invoke(desc, null)).booleanValue() ||
            (obj = INVOKE_WRITE_REPLACE_METHOD.invoke(desc, new Object[] { obj })) == null ||
            (repCl = obj.getClass()) == cls)
        {
          break;
        }
        cls = repCl;
      }
      catch (IllegalAccessException e)
      {
        throw new RuntimeException(e);
      }
      catch (InvocationTargetException e)
      {
        throw new RuntimeException(e);
      }
    }

    if (cls.isPrimitive())
    {
      // skip
    }
    else if (cls.isArray())
    {
      checked.put(obj, null);
      Class ccl = cls.getComponentType();
      if (!(ccl.isPrimitive()))
      {
        Object[] objs = (Object[])obj;
        for (int i = 0; i < objs.length; i++)
        {
          String arrayPos = "[" + i + "]";
          simpleName = arrayPos;
          fieldDescription += arrayPos;
          check(objs[i]);
        }
      }
    }
    else if (obj instanceof Externalizable && (!Proxy.isProxyClass(cls)))
    {
      Externalizable extObj = (Externalizable)obj;
      try
      {
        extObj.writeExternal(new ObjectOutputAdaptor()
        {
          private int count = 0;

          public void writeObject(Object streamObj) throws IOException
          {
            // Check for circular reference.
            if (checked.containsKey(streamObj))
            {
              return;
            }

            checked.put(streamObj, null);
            String arrayPos = "[write:" + count++ + "]";
            simpleName = arrayPos;
            fieldDescription += arrayPos;

            check(streamObj);
          }
        });
      }
      catch (Exception e)
      {
        if (e instanceof WicketNotSerializableException)
        {
          throw (WicketNotSerializableException)e;
        }
        log.warn("error delegating to Externalizable : " + e.getMessage() + ", path: " +
            currentPath());
      }
    }
    else
    {
      Method writeObjectMethod = null;
      Object o = writeObjectMethodCache.get(cls);
      if (o != null)
      {
        if (o instanceof Method)
        {
          writeObjectMethod = (Method)o;
        }
      }
      else
      {
        try
        {
          writeObjectMethod = cls.getDeclaredMethod("writeObject",
              new Class[] { java.io.ObjectOutputStream.class });
        }
        catch (SecurityException e)
        {
          // we can't access/ set accessible to true
          writeObjectMethodCache.put(cls, Boolean.FALSE);
        }
        catch (NoSuchMethodException e)
        {
          // cls doesn't have that method
          writeObjectMethodCache.put(cls, Boolean.FALSE);
        }
      }

      final Object original = obj;
      if (writeObjectMethod != null)
      {
        class InterceptingObjectOutputStream extends ObjectOutputStream
        {
          private int counter;

          InterceptingObjectOutputStream() throws IOException
          {
            super(DUMMY_OUTPUT_STREAM);
            enableReplaceObject(true);
          }

          protected Object replaceObject(Object streamObj) throws IOException
          {
            if (streamObj == original)
            {
              return streamObj;
            }

            counter++;
            // Check for circular reference.
            if (checked.containsKey(streamObj))
            {
              return null;
            }

            checked.put(original, null);
            String arrayPos = "[write:" + counter + "]";
            simpleName = arrayPos;
            fieldDescription += arrayPos;
            check(streamObj);
            return streamObj;
          }
        }
        try
        {
          InterceptingObjectOutputStream ioos = new InterceptingObjectOutputStream();
          ioos.writeObject(obj);
        }
        catch (Exception e)
        {
          if (e instanceof WicketNotSerializableException)
          {
            throw (WicketNotSerializableException)e;
          }
          log.warn("error delegating to writeObject : " + e.getMessage() + ", path: " +
              currentPath());
        }
      }
      else
      {
        Object[] slots;
        try
        {
          slots = (Object[])GET_CLASS_DATA_LAYOUT_METHOD.invoke(desc, null);
        }
        catch (Exception e)
        {
          throw new RuntimeException(e);
        }
        for (int i = 0; i < slots.length; i++)
        {
          ObjectStreamClass slotDesc;
          try
          {
            Field descField = slots[i].getClass().getDeclaredField("desc");
            descField.setAccessible(true);
            slotDesc = (ObjectStreamClass)descField.get(slots[i]);
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    {
      throw new WicketNotSerializableException(
        toPrettyPrintedStack(obj.getClass().getName()), exception);
    }

    ObjectStreamClass desc;
    for (;;)
    {
      try
      {
        desc = (ObjectStreamClass)LOOKUP_METHOD.invoke(null, new Object[] { cls,
            Boolean.TRUE });
        Class<?> repCl;
        if (!((Boolean)HAS_WRITE_REPLACE_METHOD_METHOD.invoke(desc, (Object[])null)).booleanValue() ||
          (obj = INVOKE_WRITE_REPLACE_METHOD.invoke(desc, new Object[] { obj })) == null ||
          (repCl = obj.getClass()) == cls)
        {
          break;
        }
        cls = repCl;
      }
      catch (IllegalAccessException e)
      {
        throw new RuntimeException(e);
      }
      catch (InvocationTargetException e)
      {
        throw new RuntimeException(e);
      }
    }

    if (cls.isPrimitive())
    {
      // skip
    }
    else if (cls.isArray())
    {
      checked.put(obj, null);
      Class<?> ccl = cls.getComponentType();
      if (!(ccl.isPrimitive()))
      {
        Object[] objs = (Object[])obj;
        for (int i = 0; i < objs.length; i++)
        {
          String arrayPos = "[" + i + "]";
          simpleName = arrayPos;
          fieldDescription += arrayPos;
          check(objs[i]);
        }
      }
    }
    else if (obj instanceof Externalizable && (!Proxy.isProxyClass(cls)))
    {
      Externalizable extObj = (Externalizable)obj;
      try
      {
        extObj.writeExternal(new ObjectOutputAdaptor()
        {
          private int count = 0;

          public void writeObject(Object streamObj) throws IOException
          {
            // Check for circular reference.
            if (checked.containsKey(streamObj))
            {
              return;
            }

            checked.put(streamObj, null);
            String arrayPos = "[write:" + count++ + "]";
            simpleName = arrayPos;
            fieldDescription += arrayPos;

            check(streamObj);
          }
        });
      }
      catch (Exception e)
      {
        if (e instanceof WicketNotSerializableException)
        {
          throw (WicketNotSerializableException)e;
        }
        log.warn("error delegating to Externalizable : " + e.getMessage() + ", path: " +
          currentPath());
      }
    }
    else
    {
      Method writeObjectMethod = null;
      Object o = writeObjectMethodCache.get(cls);
      if (o != null)
      {
        if (o instanceof Method)
        {
          writeObjectMethod = (Method)o;
        }
      }
      else
      {
        try
        {
          writeObjectMethod = cls.getDeclaredMethod("writeObject",
            new Class[] { java.io.ObjectOutputStream.class });
        }
        catch (SecurityException e)
        {
          // we can't access/ set accessible to true
          writeObjectMethodCache.put(cls, Boolean.FALSE);
        }
        catch (NoSuchMethodException e)
        {
          // cls doesn't have that method
          writeObjectMethodCache.put(cls, Boolean.FALSE);
        }
      }

      final Object original = obj;
      if (writeObjectMethod != null)
      {
        class InterceptingObjectOutputStream extends ObjectOutputStream
        {
          private int counter;

          InterceptingObjectOutputStream() throws IOException
          {
            super(DUMMY_OUTPUT_STREAM);
            enableReplaceObject(true);
          }

          @Override
          protected Object replaceObject(Object streamObj) throws IOException
          {
            if (streamObj == original)
            {
              return streamObj;
            }

            counter++;
            // Check for circular reference.
            if (checked.containsKey(streamObj))
            {
              return null;
            }

            checked.put(original, null);
            String arrayPos = "[write:" + counter + "]";
            simpleName = arrayPos;
            fieldDescription += arrayPos;
            check(streamObj);
            return streamObj;
          }
        }
        try
        {
          InterceptingObjectOutputStream ioos = new InterceptingObjectOutputStream();
          ioos.writeObject(obj);
        }
        catch (Exception e)
        {
          if (e instanceof WicketNotSerializableException)
          {
            throw (WicketNotSerializableException)e;
          }
          log.warn("error delegating to writeObject : " + e.getMessage() + ", path: " +
            currentPath());
        }
      }
      else
      {
        Object[] slots;
        try
        {
          slots = (Object[])GET_CLASS_DATA_LAYOUT_METHOD.invoke(desc, (Object[])null);
        }
        catch (Exception e)
        {
          throw new RuntimeException(e);
        }
        for (int i = 0; i < slots.length; i++)
        {
          ObjectStreamClass slotDesc;
          try
          {
            Field descField = slots[i].getClass().getDeclaredField("desc");
            descField.setAccessible(true);
            slotDesc = (ObjectStreamClass)descField.get(slots[i]);
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    {
      throw new WicketNotSerializableException(
        toPrettyPrintedStack(obj.getClass().getName()), exception);
    }

    ObjectStreamClass desc;
    for (;;)
    {
      try
      {
        desc = (ObjectStreamClass)LOOKUP_METHOD.invoke(null, new Object[] { cls,
            Boolean.TRUE });
        Class<?> repCl;
        if (!((Boolean)HAS_WRITE_REPLACE_METHOD_METHOD.invoke(desc, (Object[])null)).booleanValue() ||
          (obj = INVOKE_WRITE_REPLACE_METHOD.invoke(desc, new Object[] { obj })) == null ||
          (repCl = obj.getClass()) == cls)
        {
          break;
        }
        cls = repCl;
      }
      catch (IllegalAccessException e)
      {
        throw new RuntimeException(e);
      }
      catch (InvocationTargetException e)
      {
        throw new RuntimeException(e);
      }
    }

    if (cls.isPrimitive())
    {
      // skip
    }
    else if (cls.isArray())
    {
      checked.put(obj, null);
      Class<?> ccl = cls.getComponentType();
      if (!(ccl.isPrimitive()))
      {
        Object[] objs = (Object[])obj;
        for (int i = 0; i < objs.length; i++)
        {
          String arrayPos = "[" + i + "]";
          simpleName = arrayPos;
          fieldDescription += arrayPos;
          check(objs[i]);
        }
      }
    }
    else if (obj instanceof Externalizable && (!Proxy.isProxyClass(cls)))
    {
      Externalizable extObj = (Externalizable)obj;
      try
      {
        extObj.writeExternal(new ObjectOutputAdaptor()
        {
          private int count = 0;

          public void writeObject(Object streamObj) throws IOException
          {
            // Check for circular reference.
            if (checked.containsKey(streamObj))
            {
              return;
            }

            checked.put(streamObj, null);
            String arrayPos = "[write:" + count++ + "]";
            simpleName = arrayPos;
            fieldDescription += arrayPos;

            check(streamObj);
          }
        });
      }
      catch (Exception e)
      {
        if (e instanceof WicketNotSerializableException)
        {
          throw (WicketNotSerializableException)e;
        }
        log.warn("error delegating to Externalizable : " + e.getMessage() + ", path: " +
          currentPath());
      }
    }
    else
    {
      Method writeObjectMethod = null;
      Object o = writeObjectMethodCache.get(cls);
      if (o != null)
      {
        if (o instanceof Method)
        {
          writeObjectMethod = (Method)o;
        }
      }
      else
      {
        try
        {
          writeObjectMethod = cls.getDeclaredMethod("writeObject",
            new Class[] { java.io.ObjectOutputStream.class });
        }
        catch (SecurityException e)
        {
          // we can't access/ set accessible to true
          writeObjectMethodCache.put(cls, Boolean.FALSE);
        }
        catch (NoSuchMethodException e)
        {
          // cls doesn't have that method
          writeObjectMethodCache.put(cls, Boolean.FALSE);
        }
      }

      final Object original = obj;
      if (writeObjectMethod != null)
      {
        class InterceptingObjectOutputStream extends ObjectOutputStream
        {
          private int counter;

          InterceptingObjectOutputStream() throws IOException
          {
            super(DUMMY_OUTPUT_STREAM);
            enableReplaceObject(true);
          }

          @Override
          protected Object replaceObject(Object streamObj) throws IOException
          {
            if (streamObj == original)
            {
              return streamObj;
            }

            counter++;
            // Check for circular reference.
            if (checked.containsKey(streamObj))
            {
              return null;
            }

            checked.put(original, null);
            String arrayPos = "[write:" + counter + "]";
            simpleName = arrayPos;
            fieldDescription += arrayPos;
            check(streamObj);
            return streamObj;
          }
        }
        try
        {
          InterceptingObjectOutputStream ioos = new InterceptingObjectOutputStream();
          ioos.writeObject(obj);
        }
        catch (Exception e)
        {
          if (e instanceof WicketNotSerializableException)
          {
            throw (WicketNotSerializableException)e;
          }
          log.warn("error delegating to writeObject : " + e.getMessage() + ", path: " +
            currentPath());
        }
      }
      else
      {
        Object[] slots;
        try
        {
          slots = (Object[])GET_CLASS_DATA_LAYOUT_METHOD.invoke(desc, (Object[])null);
        }
        catch (Exception e)
        {
          throw new RuntimeException(e);
        }
        for (int i = 0; i < slots.length; i++)
        {
          ObjectStreamClass slotDesc;
          try
          {
            Field descField = slots[i].getClass().getDeclaredField("desc");
            descField.setAccessible(true);
            slotDesc = (ObjectStreamClass)descField.get(slots[i]);
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        String exceptionMessage = result.reason + '\n' + prettyPrintMessage;
        throw new ObjectCheckException(exceptionMessage, result.cause);
      }
    }

    ObjectStreamClass desc;
    for (;;)
    {
      try
      {
        desc = (ObjectStreamClass)LOOKUP_METHOD.invoke(null, cls, Boolean.TRUE);
        Class<?> repCl;
        if (!(Boolean)HAS_WRITE_REPLACE_METHOD_METHOD.invoke(desc, (Object[])null) ||
            (obj = INVOKE_WRITE_REPLACE_METHOD.invoke(desc, obj)) == null ||
            (repCl = obj.getClass()) == cls)
        {
          break;
        }
        cls = repCl;
      }
      catch (IllegalAccessException e)
      {
        throw new RuntimeException(e);
      }
      catch (InvocationTargetException e)
      {
        throw new RuntimeException(e);
      }
    }

    if (cls.isPrimitive())
    {
      // skip
    }
    else if (cls.isArray())
    {
      checked.put(obj, null);
      Class<?> ccl = cls.getComponentType();
      if (!(ccl.isPrimitive()))
      {
        Object[] objs = (Object[])obj;
        for (int i = 0; i < objs.length; i++)
        {
          CharSequence arrayPos = new StringBuilder(4).append('[').append(i).append(']');
          simpleName = arrayPos;
          fieldDescription += arrayPos;
          check(objs[i]);
        }
      }
    }
    else if (obj instanceof Externalizable && (!Proxy.isProxyClass(cls)))
    {
      Externalizable extObj = (Externalizable)obj;
      try
      {
        extObj.writeExternal(new ObjectOutputAdaptor()
        {
          private int count = 0;

          @Override
          public void writeObject(Object streamObj) throws IOException
          {
            // Check for circular reference.
            if (checked.containsKey(streamObj))
            {
              return;
            }

            checked.put(streamObj, null);
            CharSequence arrayPos = new StringBuilder(10).append("[write:").append(count++).append(']');
            simpleName = arrayPos;
            fieldDescription += arrayPos;

            check(streamObj);
          }
        });
      }
      catch (Exception e)
      {
        if (e instanceof ObjectCheckException)
        {
          throw (ObjectCheckException)e;
        }
        log.warn("Error delegating to Externalizable : {}, path: {}", e.getMessage(), currentPath());
      }
    }
    else
    {
      Method writeObjectMethod = null;
      if (writeObjectMethodMissing.contains(cls) == false)
      {
        try
        {
          writeObjectMethod = cls.getDeclaredMethod("writeObject",
              new Class[] { java.io.ObjectOutputStream.class });
        }
        catch (SecurityException e)
        {
          // we can't access / set accessible to true
          writeObjectMethodMissing.add(cls);
        }
        catch (NoSuchMethodException e)
        {
          // cls doesn't have that method
          writeObjectMethodMissing.add(cls);
        }
      }

      final Object original = obj;
      if (writeObjectMethod != null)
      {
        class InterceptingObjectOutputStream extends ObjectOutputStream
        {
          private int counter;

          InterceptingObjectOutputStream() throws IOException
          {
            super(DUMMY_OUTPUT_STREAM);
            enableReplaceObject(true);
          }

          @Override
          protected Object replaceObject(Object streamObj) throws IOException
          {
            if (streamObj == original)
            {
              return streamObj;
            }

            counter++;
            // Check for circular reference.
            if (checked.containsKey(streamObj))
            {
              return null;
            }

            checked.put(streamObj, null);
            CharSequence arrayPos = new StringBuilder(10).append("[write:").append(counter).append(']');
            simpleName = arrayPos;
            fieldDescription += arrayPos;
            check(streamObj);
            return streamObj;
          }
        }
        try
        {
          InterceptingObjectOutputStream ioos = new InterceptingObjectOutputStream();
          ioos.writeObject(obj);
        }
        catch (Exception e)
        {
          if (e instanceof ObjectCheckException)
          {
            throw (ObjectCheckException)e;
          }
          log.warn("error delegating to writeObject : {}, path: {}", e.getMessage(), currentPath());
        }
      }
      else
      {
        Object[] slots;
        try
        {
          slots = (Object[])GET_CLASS_DATA_LAYOUT_METHOD.invoke(desc, (Object[])null);
        }
        catch (Exception e)
        {
          throw new RuntimeException(e);
        }
        for (Object slot : slots)
        {
          ObjectStreamClass slotDesc;
          try
          {
            Field descField = slot.getClass().getDeclaredField("desc");
            descField.setAccessible(true);
            slotDesc = (ObjectStreamClass)descField.get(slot);
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