LogUtils.java

本文介绍了一个用于Android应用程序的日志管理工具类。该工具类提供了一系列方法来帮助开发者更方便地记录不同级别的日志信息,包括信息、调试、错误和详细信息等。此外,还支持自定义标签。
 1 package com.xdsjs.save.utils;
 2 
 3 /**
 4  * 日志相关管理类
 5  * Created by xdsjs on 2015/10/13.
 6  */
 7 
 8 import android.util.Log;
 9 
10 public class LogUtils {
11 
12     private LogUtils() {
13         /* cannot be instantiated */
14         throw new UnsupportedOperationException("cannot be instantiated");
15     }
16 
17     public static boolean isDebug = true;// 是否需要打印bug,可以在application的onCreate函数里面初始化
18     private static final String TAG = "-------------->"; //默认的Tag
19 
20     // 下面四个是默认tag的函数
21     public static void i(String msg) {
22         if (isDebug)
23             Log.i(TAG, msg);
24     }
25 
26     public static void d(String msg) {
27         if (isDebug)
28             Log.d(TAG, msg);
29     }
30 
31     public static void e(String msg) {
32         if (isDebug)
33             Log.e(TAG, msg);
34     }
35 
36     public static void v(String msg) {
37         if (isDebug)
38             Log.v(TAG, msg);
39     }
40 
41     // 下面是传入自定义tag的函数
42     public static void i(String tag, String msg) {
43         if (isDebug)
44             Log.i(tag, msg);
45     }
46 
47     public static void d(String tag, String msg) {
48         if (isDebug)
49             Log.i(tag, msg);
50     }
51 
52     public static void e(String tag, String msg) {
53         if (isDebug)
54             Log.i(tag, msg);
55     }
56 
57     public static void v(String tag, String msg) {
58         if (isDebug)
59             Log.i(tag, msg);
60     }
61 }

Android 相关日志代码:https://github.com/WecanStudio/Android/blob/master/%E5%B7%A5%E5%85%B7%E7%B1%BB/LogUtils.java

package com.xdsjs.save.utils;
  
 /**
  * 日志相关管理类
  * Created by xdsjs on 2015/10/13.
  */
  
 import android.util.Log;
  
 public class LogUtils {
  
 private LogUtils() {
 /* cannot be instantiated */
 throw new UnsupportedOperationException("cannot be instantiated");
 }
  
 public static boolean isDebug = true;// 是否需要打印bug,可以在application的onCreate函数里面初始化
 private static final String TAG = "-------------->"; //默认的Tag
  
 // 下面四个是默认tag的函数
 public static void i(String msg) {
 if (isDebug)
 Log.i(TAG, msg);
 }
  
 public static void d(String msg) {
 if (isDebug)
 Log.d(TAG, msg);
 }
  
 public static void e(String msg) {
 if (isDebug)
 Log.e(TAG, msg);
 }
  
 public static void v(String msg) {
 if (isDebug)
 Log.v(TAG, msg);
 }
  
 // 下面是传入自定义tag的函数
 public static void i(String tag, String msg) {
 if (isDebug)
 Log.i(tag, msg);
 }
  
 public static void d(String tag, String msg) {
 if (isDebug)
 Log.i(tag, msg);
 }
  
 public static void e(String tag, String msg) {
 if (isDebug)
 Log.i(tag, msg);
 }
  
 public static void v(String tag, String msg) {
 if (isDebug)
 Log.i(tag, msg);
 }
 }

转载于:https://www.cnblogs.com/lr393993507/p/5771866.html

[root@hadoop01 conf]# hive [Fatal Error] hive-site.xml:1:3: The processing instruction must begin with the name of the target. 25/06/11 04:09:28 FATAL conf.Configuration: error parsing conf file:/opt/programs/apache-hive-1.2.2-bin/conf/hive-site.xml org.xml.sax.SAXParseException; systemId: file:/opt/programs/apache-hive-1.2.2-bin/conf/hive-site.xml; lineNumber: 1; columnNumber: 3; The processing instruction must begin with the name of the target. at org.apache.xerces.parsers.DOMParser.parse(Unknown Source) at org.apache.xerces.jaxp.DocumentBuilderImpl.parse(Unknown Source) at javax.xml.parsers.DocumentBuilder.parse(DocumentBuilder.java:150) at org.apache.hadoop.conf.Configuration.parse(Configuration.java:2552) at org.apache.hadoop.conf.Configuration.parse(Configuration.java:2540) at org.apache.hadoop.conf.Configuration.loadResource(Configuration.java:2611) at org.apache.hadoop.conf.Configuration.loadResources(Configuration.java:2574) at org.apache.hadoop.conf.Configuration.getProps(Configuration.java:2477) at org.apache.hadoop.conf.Configuration.get(Configuration.java:1302) at org.apache.hadoop.hive.conf.HiveConf.getVar(HiveConf.java:2615) at org.apache.hadoop.hive.conf.HiveConf.getVar(HiveConf.java:2636) at org.apache.hadoop.hive.conf.HiveConf.initialize(HiveConf.java:2707) at org.apache.hadoop.hive.conf.HiveConf.<init>(HiveConf.java:2651) at org.apache.hadoop.hive.common.LogUtils.initHiveLog4jCommon(LogUtils.java:74) at org.apache.hadoop.hive.common.LogUtils.initHiveLog4j(LogUtils.java:58) at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:637) at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:621) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.apache.hadoop.util.RunJar.run(RunJar.jav
最新发布
06-12
[root@hadoop0 hive3.1]# ./bin/hive which: no hbase in (/home/bigdata/Bin:/opt/apps/jdk1.8.0_381/bin:/bin:/sbin:/home/bigdata/Bin:/opt/apps/jdk1.8.0_381/bin:/usr/local/bin:/usr/bin:/usr/local/sbin:/usr/sbin:/home/bigdata/.local/bin:/home/bigdata/bin) Exception in thread "main" java.lang.NoSuchMethodError: com.google.common.base.Preconditions.checkArgument(ZLjava/lang/String;Ljava/lang/Object;)V at org.apache.hadoop.conf.Configuration.set(Configuration.java:1357) at org.apache.hadoop.conf.Configuration.set(Configuration.java:1338) at org.apache.hadoop.mapred.JobConf.setJar(JobConf.java:536) at org.apache.hadoop.mapred.JobConf.setJarByClass(JobConf.java:554) at org.apache.hadoop.mapred.JobConf.<init>(JobConf.java:448) at org.apache.hadoop.hive.conf.HiveConf.initialize(HiveConf.java:5144) at org.apache.hadoop.hive.conf.HiveConf.<init>(HiveConf.java:5102) at org.apache.hadoop.hive.common.LogUtils.initHiveLog4jCommon(LogUtils.java:97) at org.apache.hadoop.hive.common.LogUtils.initHiveLog4j(LogUtils.java:81) at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:699) at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:683) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.apache.hadoop.util.RunJar.run(RunJar.java:323) at org.apache.hadoop.util.RunJar.main(RunJar.java:236)
03-28
Exception in thread "main" java.lang.RuntimeException: com.ctc.wstx.exc.WstxUnexpectedCharException: Unexpected character '=' (code 61); expected a semi-colon after the reference for entity 'useSSL' at [row,col,system-id]: [8,89,"file:/opt/module/hive-3.1.3/conf/hive-site.xml"] at org.apache.hadoop.conf.Configuration.loadResource(Configuration.java:3069) at org.apache.hadoop.conf.Configuration.loadResources(Configuration.java:3018) at org.apache.hadoop.conf.Configuration.loadProps(Configuration.java:2893) at org.apache.hadoop.conf.Configuration.addResourceObject(Configuration.java:1034) at org.apache.hadoop.conf.Configuration.addResource(Configuration.java:939) at org.apache.hadoop.hive.conf.HiveConf.initialize(HiveConf.java:5154) at org.apache.hadoop.hive.conf.HiveConf.<init>(HiveConf.java:5102) at org.apache.hadoop.hive.common.LogUtils.initHiveLog4jCommon(LogUtils.java:97) at org.apache.hadoop.hive.common.LogUtils.initHiveLog4j(LogUtils.java:81) at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:699) at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:683) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.apache.hadoop.util.RunJar.run(RunJar.java:323) at org.apache.hadoop.util.RunJar.main(RunJar.java:236) Caused by: com.ctc.wstx.exc.WstxUnexpectedCharException: Unexpected character '=' (code 61); expected a semi-colon after the reference for entity 'useSSL'
03-24
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