content: package com.tencent.angel.graph.client.psf.init.initnodetypes;
  
  import com.tencent.angel.graph.client.psf.init.GeneralInitParam;
  import com.tencent.angel.graph.data.GraphNode;
  import com.tencent.angel.graph.data.NodeType;
  import com.tencent.angel.graph.utils.GraphMatrixUtils;
  import com.tencent.angel.ml.matrix.psf.update.base.GeneralPartUpdateParam;
  import com.tencent.angel.ml.matrix.psf.update.base.PartitionUpdateParam;
  import com.tencent.angel.ml.matrix.psf.update.base.UpdateFunc;
  import com.tencent.angel.ps.storage.vector.ServerLongAnyRow;
  import com.tencent.angel.ps.storage.vector.element.IElement;
  import com.tencent.angel.psagent.matrix.transport.router.operator.ILongKeyAnyValuePartOp;
  
  public class InitNodeTypes extends UpdateFunc {
  
    /**
     * Create a new UpdateParam
     */
    public InitNodeTypes(GeneralInitParam param) {
      super(param);
    }
  
    public InitNodeTypes() {
      this(null);
    }
  
    @Override
    public void partitionUpdate(PartitionUpdateParam partParam) {
      GeneralPartUpdateParam param = (GeneralPartUpdateParam) partParam;
      ServerLongAnyRow row = GraphMatrixUtils.getPSLongKeyRow(psContext, param);
      ILongKeyAnyValuePartOp keyValuePart = (ILongKeyAnyValuePartOp) param.getKeyValuePart();
  
      long[] nodeIds = keyValuePart.getKeys();
      IElement[] neighbors = keyValuePart.getValues();
  
      row.startWrite();
      try {
        for(int i = 0; i < nodeIds.length; i++) {
          GraphNode graphNode = (GraphNode) row.get(nodeIds[i]);
          if (graphNode == null) {
            graphNode = new GraphNode();
            row.set(nodeIds[i], graphNode);
          }
          graphNode.setTypes(((NodeType) neighbors[i]).getTypes());
        }
      } finally {
        row.endWrite();
      }
    }
  }
  