Konfigurationsdatei für Java-Vorgangseigenschaften

 <dependency>
        <groupId>commons-configuration</groupId>
        <artifactId>commons-configuration</artifactId>
        <version>1.8</version>
</dependency>

package cn.xhgg.common.configuration;
 
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
 
import org.apache.commons.configuration.ConfigurationException;
import org.apache.commons.configuration.PropertiesConfiguration;
import org.apache.commons.configuration.reloading.FileChangedReloadingStrategy;
import org.apache.commons.lang.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
 
/**
 * 这个类型的配置,文件首先需要有配置文件,其次配置文件应该写入该类,再则配置文件的编码方式必须是UTF8
 */
public class PropertiesConfigUtil {
private static Logger log = LoggerFactory.getLogger(PropertiesConfigUtil.class);
 
public static final String PROPS_SUFFIX = ".properties";
private static Map<String, PropertiesConfiguration> configMap = new ConcurrentHashMap<String, PropertiesConfiguration>();
private static PropertiesConfiguration getConfig(String configName) {
//去除空格
configName = configName.trim();
//有后缀使用后缀 没后缀 添加后缀
String configSig = StringUtils.endsWith(configName, PROPS_SUFFIX) ? configName : configName+PROPS_SUFFIX;
if (configMap.containsKey(configSig)) {
return configMap.get(configSig);
}
PropertiesConfiguration config = null;
try {
config=new PropertiesConfiguration();
config.setEncoding("UTF-8");
config.load(configSig);
//默认五秒检查一次
config.setReloadingStrategy(new FileChangedReloadingStrategy());
config.setThrowExceptionOnMissing(true);
configMap.put(configSig, config);
} catch (ConfigurationException e) {
e.printStackTrace();
}
return config;
}
public static Map<String, String> getKeyValuePairs(String configSig) {
PropertiesConfiguration config = getConfig(configSig);
if (config == null) {
return null;
}
Iterator<String> iters = config.getKeys();
Map<String, String> retMap = new HashMap<String, String>();
while (iters.hasNext()) {
String beforeKey = iters.next();
if (retMap.containsKey(beforeKey)) {
log.warn(configSig + " configKey:" + beforeKey + " repeated!!");
}
retMap.put(beforeKey, config.getString(beforeKey));
}
return retMap;
}
/**
 * 通过PropertiesConfiguration取得参数的方法
 * <p>
 * 
 * @return 。
 */
static public String getString(String configSig, String key) {
return getConfig(configSig).getString(key);
}
 
static public String getString(String configSig, String key, String defaultValue) {
return getConfig(configSig).getString(key, defaultValue);
}
 
static public int getInt(String configSig, String key) {
return getConfig(configSig).getInt(key);
}
 
static public int getInt(String configSig, String key, int defaultValue) {
return getConfig(configSig).getInt(key, defaultValue);
}
 
static public boolean getBoolean(String configSig, String key) {
return getConfig(configSig).getBoolean(key);
}
 
static public boolean getBoolean(String configSig, String key, boolean defaultValue) {
return getConfig(configSig).getBoolean(key, defaultValue);
}
 
static public double getDouble(String configSig, String key) {
return getConfig(configSig).getDouble(key);
}
 
static public double getDouble(String configSig, String key, double defaultValue) {
return getConfig(configSig).getDouble(key, defaultValue);
}
 
static public float getFloat(String configSig, String key) {
return getConfig(configSig).getFloat(key);
}
 
static public float getFloat(String configSig, String key, float defaultValue) {
return getConfig(configSig).getFloat(key, defaultValue);
}
 
static public long getLong(String configSig, String key) {
return getConfig(configSig).getLong(key);
}
 
static public long getLong(String configSig, String key, long defaultValue) {
return getConfig(configSig).getLong(key, defaultValue);
}
 
static public short getShort(String configSig, String key) {
return getConfig(configSig).getShort(key);
}
 
static public short getShort(String configSig, String key, short defaultValue) {
return getConfig(configSig).getShort(key, defaultValue);
}
 
static public List<Object> getList(String configSig, String key) {
return getConfig(configSig).getList(key);
}
 
static public List<Object> getList(String configSig, String key, List<Object> defaultValue) {
return getConfig(configSig).getList(key, defaultValue);
}
 
static public byte getByte(String configSig, String key) {
return getConfig(configSig).getByte(key);
}
 
static public byte getByte(String configSig, String key, byte defaultValue) {
return getConfig(configSig).getByte(key, defaultValue);
}
 
static public String[] getStringArray(String configSig, String key) {
return getConfig(configSig).getStringArray(key);
}
}

#rpc 模式rmq
rpc.rabbit.host=l-opsdev3.ops.bj0.jd.com
rpc.rabbit.port=5672
rpc.rabbit.username=jd_vrmphoto
rpc.rabbit.password=jd_vrmphoto
rpc.rabbit.vhost=jd/vrmphoto
rpc.rabbit.queue=rpc_queue
rpc.rabbit.exchange=photoworker
rpc.rabbit.key=photoworker.rpc

PropertiesConfigUtil config=new PropertiesConfigUtil();
String username = config.getString("rabbitmq", "rpc.rabbit.username");
System.out.println(username);