lcsim/src/org/lcsim/contrib/timb/util/lcio

diff -N AbstractBlockHandler.java
--- /dev/null	1 Jan 1970 00:00:00 -0000
+++ AbstractBlockHandler.java	26 May 2006 07:21:42 -0000	1.1
@@ -0,0 +1,59 @@

+package org.lcsim.util.lcio;
+
+import hep.lcd.io.sio.SIOBlock;
+import hep.lcd.io.sio.SIOInputStream;
+import hep.lcd.io.sio.SIOOutputStream;
+import hep.lcd.io.sio.SIOWriter;
+import java.io.IOException;
+import java.util.List;
+import java.util.Map;
+import org.lcsim.event.EventHeader.LCMetaData;
+import org.lcsim.event.ReconstructedParticle;
+
+/**
+ *
+ * @author tonyj
+ */
+abstract class AbstractBlockHandler implements LCIOBlockHandler
+{
+   public void readBlock(LCIOEvent event, SIOBlock block) throws IOException
+   {
+      int major = block.getMajorVersion();
+      int minor = block.getMinorVersion();
+      int version = major*1000 + minor;
+      if (version < 8)
+         throw new IOException("Sorry: files created with versions older than v00-08" + " are no longer supported !");
+      
+      SIOInputStream in = block.getData();
+      
+      int flags = in.readInt();
+      
+      SIOLCParameters colParameters = version > 1001 ? new SIOLCParameters(in) : new SIOLCParameters();
+      int n = in.readInt();
+      LCIOCollection collection = new LCIOCollection(getClassForType(), flags, n, colParameters);
+      event.put(block.getBlockName(),collection);
+      addCollectionElements(event,collection,in,n,version);
+   }
+   abstract void addCollectionElements(LCIOEvent event, LCIOCollection collection, SIOInputStream in, int n, int version) throws IOException;
+   
+   public void writeBlock(SIOWriter writer, List collection, LCMetaData md) throws IOException
+   {
+      SIOOutputStream out = writer.createBlock(md.getName(), LCIOConstants.MAJORVERSION, LCIOConstants.MINORVERSION);
+      int flags = md.getFlags();
+      out.writeInt(flags);
+      Map<String,int[]> intMap = md.getIntegerParameters();
+      Map<String,float[]> floatMap = md.getFloatParameters();
+      Map<String,String[]> stringMap = md.getStringParameters();
+      SIOLCParameters colParameters = null;
+      SIOLCParameters.write(intMap,floatMap,stringMap,out);
+      out.writeInt(collection.size());
+      //      System.out.println(" AbstractBlockHandler out= "+out+" flags= "+flags+" collection.size()= "+collection.size());
+      for (Object element : collection)
+      {
+	  //	  if(md.getName().equals("MCFastReconstructedParticles")) System.out.println(" AbstractBlockHandler ((ReconstructedParticle)element).getCharge()= "+((ReconstructedParticle)element).getCharge()+" getEnergy()= "+((ReconstructedParticle)element).getEnergy());
+         writeCollectionElement(element,out,flags);
+      }
+      out.close();
+   }
+   abstract void writeCollectionElement(Object element, SIOOutputStream out, int flags) throws IOException;
+}