package compareConfFile;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Properties;
import java.util.Set;
import org.springframework.core.io.FileSystemResource;
import org.springframework.core.io.Resource;
import org.springframework.util.DefaultPropertiesPersister;
import org.springframework.util.PropertiesPersister;
public class CompareFile {
public static HashMap<String, Properties> map_143 = new HashMap<String, Properties>();
public static HashMap<String, Properties> map_144 = new HashMap<String, Properties>();
/**
* @param args
* @throws IOException
*/
public static void main(String[] args) throws IOException {
initData("C:\\143conf", map_143);
initData("C:\\144conf", map_144);
System.out.println("143上配置文件数:"+map_143.size()+"----144上配置文件数:"+map_144.size());
compareMap(map_143, map_144);
//test("rmapi.properties");
}
public static void initData(String filepath, HashMap<String, Properties> map)
throws IOException {
File file = new File(filepath);
File[] files = file.listFiles();
if(files==null || files.length==0){
System.out.println("文件夹路径错误---filepath="+filepath);
}
if (files != null && files.length > 0) {
for (File f : files) {
if (f.isDirectory())
continue;
if (!f.getName().endsWith(".conf")
&& !f.getName().endsWith(".properties"))
continue;
Resource resource = new FileSystemResource(f);
PropertiesPersister propertiesPersister = new DefaultPropertiesPersister();
Properties props = new Properties();
propertiesPersister.load(props, resource.getInputStream());
map.put(f.getName().toLowerCase(), props);
}
}
}
public static void compareMap(HashMap<String, Properties> map143,
HashMap<String, Properties> map144) {
if(map143==null || map143.isEmpty() || map144==null || map144.isEmpty()){
System.out.println("文件夹里面的配置文件没有读取到，请先确定文件夹路径是否正确");
return;
}
StringBuilder sb = new StringBuilder();
for(String s:map144.keySet()){
if(map143.containsKey(s)){
compareProperties(s, map143.get(s), map144.get(s));
}else{
sb.append(s+",");
}
}
System.out.println("143相对于144上缺少的配置文件为:"+sb.toString());
}
public static void compareProperties(String fileName,Properties p143,Properties p144) {
System.out.println("name="+fileName+"----143_size="+p143.size()+"----144_size="+p144.size());
if(p143==null || p143.isEmpty() || p144==null || p144.isEmpty()){
System.out.println("配置文件有为空的情况----------fileName="+fileName);
System.out.println("\r\n");
return;
}
Set<Object> keys = p144.keySet();
List<Object> lackKeys = new ArrayList<Object>();
for (Object o : keys) {
if(p143.containsKey(o))continue;
lackKeys.add(o);
}
if(lackKeys.size()>0){
System.out.println("在文件"+fileName+"中143上需要补充的配置项为:");
for(Object o:lackKeys){
System.out.println(o);
}
}
System.out.println("\r\n");
}
public static void test(String key){
Properties p143 = map_143.get(key);
Set<Object> keys143 = p143.keySet();
System.out.println("143----keys=:");
StringBuilder sb143 = new StringBuilder();
for(Object o:keys143){
sb143.append(o+",");
}
System.out.println(sb143.toString());
Properties p144 = map_144.get(key);
Set<Object> keys144 = p144.keySet();
System.out.println("144----keys=:");
StringBuilder sb144 = new StringBuilder();
for(Object o:keys144){
sb144.append(o+",");
}
System.out.println(sb144.toString());
}
}
最近在做一期系统升级到二期的工作，相关数据库、配置文件的差异我都写了点代码自动进行对比，这样相对于人工去做的话效率可能更高一点，另外出错的概率也小点。
这里面最主要的代码就是红色部分，就是把非.properties后缀的文件转化为properties对象
所需jar包在附件