Program: 11526
Project: 11526
Buggy source:
public void readImageIORasterBand(final int sourceOffsetX,final int sourceOffsetY,final int sourceStepX,final int sourceStepY,final ProductData destBuffer,final int destOffsetX,final int destOffsetY,final int destWidth,final int destHeight,final int imageID,final int bandSampleOffset) throws IOException {
  final ImageReadParam param=reader.getDefaultReadParam();
  param.setSourceSubsampling(sourceStepX,sourceStepY,sourceOffsetX % sourceStepX,sourceOffsetY % sourceStepY);
  final Raster data=getData(param,destOffsetX,destOffsetY,destWidth,destHeight);
  final DataBuffer dataBuffer=data.getDataBuffer();
  final SampleModel sampleModel=data.getSampleModel();
  final int dataBufferType=dataBuffer.getDataType();
  final int sampleOffset=imageID + bandSampleOffset;
  final Object dest=destBuffer.getElems();
  if (dest instanceof int[] && (dataBufferType == DataBuffer.TYPE_USHORT || dataBufferType == DataBuffer.TYPE_SHORT || dataBufferType == DataBuffer.TYPE_INT)) {
    sampleModel.getSamples(0,0,destWidth,destHeight,sampleOffset,(int[])dest,dataBuffer);
  }
 else   if (dataBufferType == DataBuffer.TYPE_FLOAT && dest instanceof float[]) {
    sampleModel.getSamples(0,0,destWidth,destHeight,sampleOffset,(float[])dest,dataBuffer);
  }
 else   if (dataBufferType == DataBuffer.TYPE_DOUBLE && dest instanceof double[]) {
    sampleModel.getSamples(0,0,destWidth,destHeight,sampleOffset,(double[])dest,dataBuffer);
  }
 else {
    final double[] dArray=new double[destWidth * destHeight];
    sampleModel.getSamples(0,0,data.getWidth(),data.getHeight(),sampleOffset,dArray,dataBuffer);
    int i=0;
    for (    double value : dArray) {
      destBuffer.setElemDoubleAt(i++,value);
    }
  }
}

Fixed version (ground truth):
public void readImageIORasterBand(final int sourceOffsetX,final int sourceOffsetY,final int sourceStepX,final int sourceStepY,final ProductData destBuffer,final int destOffsetX,final int destOffsetY,final int destWidth,final int destHeight,final int imageID,final int bandSampleOffset) throws IOException {
  final ImageReadParam param=reader.getDefaultReadParam();
  param.setSourceSubsampling(sourceStepX,sourceStepY,sourceOffsetX % sourceStepX,sourceOffsetY % sourceStepY);
  final Raster data=getData(param,destOffsetX,destOffsetY,destWidth,destHeight);
  final DataBuffer dataBuffer=data.getDataBuffer();
  final SampleModel sampleModel=data.getSampleModel();
  final int dataBufferType=dataBuffer.getDataType();
  final int sampleOffset=imageID + bandSampleOffset;
  final Object dest=destBuffer.getElems();
  try {
    if (dest instanceof int[] && (dataBufferType == DataBuffer.TYPE_USHORT || dataBufferType == DataBuffer.TYPE_SHORT || dataBufferType == DataBuffer.TYPE_INT)) {
      sampleModel.getSamples(0,0,destWidth,destHeight,sampleOffset,(int[])dest,dataBuffer);
    }
 else     if (dataBufferType == DataBuffer.TYPE_FLOAT && dest instanceof float[]) {
      sampleModel.getSamples(0,0,destWidth,destHeight,sampleOffset,(float[])dest,dataBuffer);
    }
 else     if (dataBufferType == DataBuffer.TYPE_DOUBLE && dest instanceof double[]) {
      sampleModel.getSamples(0,0,destWidth,destHeight,sampleOffset,(double[])dest,dataBuffer);
    }
 else {
      final double[] dArray=new double[destWidth * destHeight];
      sampleModel.getSamples(0,0,data.getWidth(),data.getHeight(),sampleOffset,dArray,dataBuffer);
      int i=0;
      for (      double value : dArray) {
        destBuffer.setElemDoubleAt(i++,value);
      }
    }
  }
 catch (  Exception e) {
    try {
      final double[] dArray=new double[destWidth * destHeight];
      sampleModel.getSamples(0,0,data.getWidth(),data.getHeight(),sampleOffset,dArray,dataBuffer);
      int i=0;
      for (      double value : dArray) {
        destBuffer.setElemDoubleAt(i++,value);
      }
    }
 catch (    Exception e2) {
      int size=destWidth * destHeight;
      for (int i=0; i < size; ++i) {
        destBuffer.setElemDoubleAt(i++,0);
      }
    }
  }
}