package OSI.OPE.OVU.MVU.OVU.PQE.nodeEdit;
import java.io.IOException;

import OSI.OPE.OEQ.MCQ.OVU.PQE.osgi.*;
//作者,著作权人： 罗瑶光，浏阳
public class LinkList{
  int index= 0;
  String key;
  public LinkNode first;
  public int sum_of_nude= 0;
  public LinkList(){}
  public boolean search(LinkNode linkNode, String key){
    if(null== linkNode){
      return false;
    }
    if(linkNode.name.equals(key)){
      return true;
    }
    while(null!= linkNode.next){
      linkNode= linkNode.next;
      if(linkNode.name.equals(key)){
        while(null!= linkNode.pre){
          linkNode=linkNode.pre;
        }
        return true;
      }
    }
    return false;
  }

  public LinkNode addNodeOnlyWithFace(LinkNode linkNode, NodeOSGI nOSGI) 
      throws CloneNotSupportedException, InstantiationException
      , IllegalAccessException, IOException {
    NodeOSGI currentOSGI= nOSGI;
    while(null!= currentOSGI && null!= currentOSGI.pre){
      currentOSGI= currentOSGI.pre;
    }
    if(null!= linkNode){      
      while(null!= currentOSGI){
        if(currentOSGI.SQ_OSU_MSQ_OSU_AVQ_ASQ_SQ_VPC_PCS.equals(linkNode.name)){
          linkNode.thisFace= currentOSGI.currentFace.AOP_MVE_CSI_DUQ();
          sum_of_nude++;
          index++;
          return linkNode;
        }
        currentOSGI= currentOSGI.next;
      }
    }  
    index++;
    sum_of_nude++;
    return linkNode;
  }

  public LinkNode addNode(LinkNode linkNode, String treeNodeName,int x,int y,NodeOSGI nOSGI ) 
      throws CloneNotSupportedException, InstantiationException, IllegalAccessException
      , IOException {
    NodeOSGI currentOSGI= nOSGI;
    while(null!= currentOSGI && null!= currentOSGI.pre){
      currentOSGI= currentOSGI.pre;
    }
    if(null== linkNode){      
      while(null!= currentOSGI){
        if(currentOSGI.SQ_OSU_MSQ_OSU_AVQ_ASQ_SQ_VPC_PCS.equals(treeNodeName)){
          linkNode= new LinkNode();
          linkNode.I_Name(treeNodeName, x, y, ++index);
          linkNode.thisFace= currentOSGI.currentFace.AOP_MVE_CSI_DUQ();
          linkNode.next= null;
          linkNode.pre= null;
          sum_of_nude++;
          return linkNode;
        }
        currentOSGI= currentOSGI.next;
      }
    }
    while(null!= linkNode&& null!= linkNode.next){
      linkNode= linkNode.next;
    }
    while(null!= currentOSGI){
      if(currentOSGI.SQ_OSU_MSQ_OSU_AVQ_ASQ_SQ_VPC_PCS.equals(treeNodeName)){
        //linkNode=new linkNode();
        LinkNode node= new LinkNode();
        node.I_Name(treeNodeName, x, y, ++index);
        node.thisFace= currentOSGI.currentFace.AOP_MVE_CSI_DUQ();
        node.pre= linkNode;
        linkNode.next= node;
        sum_of_nude ++;
        return linkNode;
      }
      currentOSGI = currentOSGI.next;
    }
    while(null!= linkNode&& null!= linkNode.pre){
      linkNode = linkNode.pre;
    }
    sum_of_nude++;
    return linkNode;
  } 
  public LinkNode deletNode(LinkNode linkNode, String name, int ID, String primaryKey){
    if(null!= linkNode){
      if(linkNode.name.equals(name)&& linkNode.ID== ID
          && linkNode.primaryKey.equalsIgnoreCase(primaryKey)){
        if(null!= linkNode.next){
          linkNode= linkNode.next;
          linkNode.pre= null;
          return linkNode;  
        }
        if(null== linkNode.next){
          linkNode= null;
          return linkNode;  
        }
      }
      while(null!= linkNode.next){
        linkNode = linkNode.next;
        if(linkNode.name.equals(name)&& linkNode.ID== ID
            && linkNode.primaryKey.equalsIgnoreCase(primaryKey)){
          if(null!= linkNode.next){
            @SuppressWarnings("unused")
            LinkNode node= linkNode;
            linkNode= linkNode.next;
            linkNode.pre= linkNode.pre.pre;
            linkNode.pre.next= linkNode;
            node= null;
            linkNode= Sort.sort(linkNode);
            return linkNode;    
          }
          if(null== linkNode.next){
            linkNode= linkNode.pre;
            linkNode.next= null;
            linkNode= Sort.sort(linkNode);
            return linkNode;        
          }
        }
      }
    }
    return linkNode;  
  }
}