/* MAGIC_START version sizeRecords VariableRecords (sizeRecords bytes) sizeIndex GribCollectionIndex (sizeIndex bytes) */ private boolean writeIndex(TimePartition.Partition canon, Formatter f) throws IOException { File file = tp.getIndexFile(); if (file.exists()) { if (!file.delete()) logger.error("Cant delete " + file.getPath()); } RandomAccessFile raf = new RandomAccessFile(file.getPath(), "rw"); raf.order(RandomAccessFile.BIG_ENDIAN); try { //// header message raf.write(MAGIC_START.getBytes("UTF-8")); raf.writeInt(version); raf.writeLong(0); // no record section GribCollectionProto.GribCollectionIndex.Builder indexBuilder = GribCollectionProto.GribCollectionIndex.newBuilder(); indexBuilder.setName(tp.getName()); GribCollection canonGc = canon.makeGribCollection(f); for (GribCollection.GroupHcs g : canonGc.getGroups()) indexBuilder.addGroups(writeGroupProto(g)); indexBuilder.setCenter(canonGc.getCenter()); indexBuilder.setSubcenter(canonGc.getSubcenter()); indexBuilder.setMaster(canonGc.getMaster()); indexBuilder.setLocal(canonGc.getLocal()); for (TimePartition.Partition p : tp.getPartitions()) { indexBuilder.addPartitions(writePartitionProto(p.getName(), (TimePartition.Partition) p)); } GribCollectionProto.GribCollectionIndex index = indexBuilder.build(); byte[] b = index.toByteArray(); NcStream.writeVInt(raf, b.length); // message size raf.write(b); // message - all in one gulp f.format("GribCollectionTimePartitionedIndex= %d bytes%n", b.length); } finally { f.format("file size = %d bytes%n", raf.length()); raf.close(); } return true; }