src/org/objectweb/cjdbc/controller/loadbalancer/policies/createtable/CreateTableRule.java

説明を見る。

package org.objectweb.cjdbc.controller.loadbalancer.policies.createtable;

import java.util.ArrayList;

import org.objectweb.cjdbc.common.xml.DatabasesXmlTags;

public abstract class CreateTableRule
{
  protected ArrayList backendList;

  protected int nbOfNodes = 0;

  protected String tableName = null;

  protected int policy;

  public CreateTableRule(int policy)
  {
    this.policy = policy;
    backendList = new ArrayList();
  }

  public CreateTableRule(int policy, ArrayList backendList)
  {
    if (backendList == null)
      throw new IllegalArgumentException("Null backendList in CreateTableRule constructor");

    this.policy = policy;
    this.backendList = backendList;
  }

  public void addBackendName(String name)
  {
    backendList.add(name);
  }

  public ArrayList getBackendList()
  {
    return backendList;
  }

  public int getNumberOfNodes()
  {
    return nbOfNodes;
  }

  public void setNumberOfNodes(int numberOfNodes)
  {
    this.nbOfNodes = numberOfNodes;
  }

  public String getTableName()
  {
    return tableName;
  }

  public void setTableName(String tableName)
  {
    this.tableName = tableName;
  }

  public int getPolicy()
  {
    return policy;
  }

  public void setPolicy(int policy)
  {
    this.policy = policy;
  }

  public boolean isDefaultRule()
  {
    return this.tableName == null;
  }

  public abstract ArrayList getBackends(ArrayList backends)
    throws CreateTableException;

  public abstract String getInformation();

  public String getXml()
  
  {
    StringBuffer info = new StringBuffer();
    info.append(
      "<"
        + DatabasesXmlTags.ELT_CreateTable
        + " "
        + DatabasesXmlTags.ATT_tableName
        + "=\""
        + tableName
        + "\" "
        + DatabasesXmlTags.ATT_policy
        + "=\""
        + CreateTablePolicy.getXmlValue(policy)
        + "\" "
        + DatabasesXmlTags.ATT_numberOfNodes
        + "=\""
        + nbOfNodes
        + "\">");
    ArrayList list = this.getBackendList();
    int count = list.size();
    for (int i = 0; i < count; i++)
    {
      info.append(
        "<"
          + DatabasesXmlTags.ELT_BackendName
          + " "
          + DatabasesXmlTags.ATT_name
          + "=\""
          + ((String) list.get(i))
          + "\"/>");
    }
    info.append("</" + DatabasesXmlTags.ELT_CreateTable + ">");
    return info.toString();
  }

}

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