com.lone.common.util.file.PropertiesUtil Maven / Gradle / Ivy
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package com.lone.common.util.file;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.Properties;
import lombok.extern.slf4j.Slf4j;
/**
*
*
*
*/
@Slf4j
public class PropertiesUtil {
private String properiesName = "";
public PropertiesUtil() {
}
public PropertiesUtil(String fileName) {
this.properiesName = fileName;
}
public String readProperty(String key) {
String value = "";
InputStream is = null;
try {
is = PropertiesUtil.class.getClassLoader().getResourceAsStream(
properiesName);
Properties p = new Properties();
p.load(is);
value = p.getProperty(key);
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} finally {
try {
is.close();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
return value;
}
public Properties getProperties() {
Properties p = new Properties();
InputStream is = null;
try {
is = PropertiesUtil.class.getClassLoader().getResourceAsStream(
properiesName);
p.load(is);
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} finally {
try {
is.close();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
return p;
}
public void writeProperty(String key, String value) {
InputStream is = null;
OutputStream os = null;
Properties p = new Properties();
try {
is = new FileInputStream(properiesName);
p.load(is);
os = new FileOutputStream(PropertiesUtil.class.getClassLoader().getResource(properiesName).getFile());
p.setProperty(key, value);
p.store(os, key);
os.flush();
os.close();
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
} finally {
try {
if (null != is)
is.close();
if (null != os)
os.close();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
// public static void main(String[] args) {
// PropertiesUtil p = new PropertiesUtil("sysConfig.properties");
// p.writeProperty("namess", "wang");
// log.info(p.readProperty("namess"));
// }
}