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Jakarta-Common-JXPath使用笔记2011-01-28 csdn博客 沈斌JXPath是apache公司提供的XPath的java实现,属于jakarta的一部分,最新的版本是1.1,JXPath的主要功能在于一组java类库来使用XPath的方式访问符合JavaBeans规范的java类、java集合(Collections)、其他具有动态属性的对象(如Map、ServletContext等),同时提供了一套扩展机制使我们可以增加对这些对象之外的其他对象模型的支持。下载地址:http://commons.apache.org/jxpath/A.访问JavaBean的属性package demo.bean;
import java.util.Comparator;
public class Company implements Comparator<Object>...{
private String name = "";
private int id = 0;
private String address = "";
public void setName(String p_name)...{
this.name = p_name;
}
public void setId(int p_id)...{
this.id = p_id;
}
public void setAddress(String p_address)...{
this.address = p_address;
}
public String getName()...{
return this.name;
}
public int getId()...{
return this.id;
}
public String getAddress()...{
return this.address;
}
public int compare(Object o1, Object o2)...{
return 0;
}
public boolean equals(Object obj) ...{
boolean result = false;
if (obj instanceof Company)...{
Company company = (Company) obj;
if (company.getId()==this.id && company.getName().equals(this.getName())
&& company.getAddress().equals(this.getAddress()))
result = true;
}
return result;
}
}