- import java.io.FileInputStream;
- import java.io.FileNotFoundException;
- import java.io.FileOutputStream;
- import java.io.IOException;
- import java.io.InputStream;
- import java.util.Properties;
- import org.apache.commons.logging.Log;
- import org.apache.commons.logging.LogFactory;
- /** *//**
- * 读取properties文件
- * @author Qutr
- *
- */
- public class Configuration
- {
- private static final Log log = LogFactory.getLog(Configuration.class);
- private Properties propertie;
- private FileInputStream inputFile;
- private FileOutputStream outputFile;
- private String propsFile = "src/com/util/headerProp.properties";//配置文件路径
- /** *//**
- * 初始化Configuration类
- */
- public Configuration()
- {
- propertie = new Properties();
- }
- /** *//**
- * 初始化Configuration类
- * @param filePath 要读取的配置文件的路径+名称
- */
- public Configuration(String filePath)
- {
- propertie = new Properties();
- try {
- inputFile = new FileInputStream(filePath);
- propertie.load(inputFile);
- inputFile.close();
- } catch (FileNotFoundException ex) {
- System.out.println("读取属性文件--->失败!- 原因:文件路径错误或者文件不存在");
- ex.printStackTrace();
- } catch (IOException ex) {
- System.out.println("装载文件--->失败!");
- ex.printStackTrace();
- }
- }//end ReadConfigInfo()
- /** *//**
- * 重载函数,得到key的值
- * @param key 取得其值的键
- * @return key的值
- */
- public String getValue(String key)
- {
- if(propertie.containsKey(key)){
- String value = propertie.getProperty(key);//得到某一属性的值
- return value;
- }
- else
- return "";
- }//end getValue()
- /** *//**
- * 重载函数,得到key的值
- * @param fileName properties文件的路径+文件名
- * @param key 取得其值的键
- * @return key的值
- */
- public String getValue(String fileName, String key)
- {
- try {
- String value = "";
- inputFile = new FileInputStream(fileName);
- propertie.load(inputFile);
- inputFile.close();
- if(propertie.containsKey(key)){
- value = propertie.getProperty(key);
- return value;
- }else
- return value;
- } catch (FileNotFoundException e) {
- e.printStackTrace();
- return "";
- } catch (IOException e) {
- e.printStackTrace();
- return "";
- } catch (Exception ex) {
- ex.printStackTrace();
- return "";
- }
- }//end getValue()
- /** *//**
- * 清除properties文件中所有的key和其值
- */
- public void clear()
- {
- propertie.clear();
- }//end clear();
- /** *//**
- * 改变或添加一个key的值,当key存在于properties文件中时该key的值被value所代替,
- * 当key不存在时,该key的值是value
- * @param key 要存入的键
- * @param value 要存入的值
- */
- public void setValue(String key, String value)
- {
- propertie.setProperty(key, value);
- }//end setValue()
- /** *//**
- * 将更改后的文件数据存入指定的文件中,该文件可以事先不存在。
- * @param fileName 文件路径+文件名称
- * @param description 对该文件的描述
- */
- public void saveFile(String fileName, String description)
- {
- try {
- outputFile = new FileOutputStream(fileName);
- propertie.store(outputFile, description);
- outputFile.close();
- } catch (FileNotFoundException e) {
- e.printStackTrace();
- } catch (IOException ioe){
- ioe.printStackTrace();
- }
- }//end saveFile()
- /** *//**
- * 通过key得到value
- * @param key
- */
- public String getProp(String key) {
- String retVal = null;
- InputStream is = getClass().getResourceAsStream(propsFile);
- Properties props = new Properties();
- try {
- props.load(is);
- retVal = props.getProperty(key);
- if(retVal == null)retVal="";
- } catch (Exception e) {
- log.error(e.getMessage().toString());
- return null;
- }
- return retVal;
- }
- }//end class ReadConfigInfo