经常使用Log日志打印输出

/**
* log刊物
* @author Jenly
*
*/
public class LogUtils { public static final String TAG = "Jenly"; private static final String COLON = ":"; private static final String ARROW = "->"; /** 是否显示Log日志 */
private static boolean isShowLog = true; /** Log日志优先权 */
private static int priority = 1; /**
* Priority constant for the println method;use System.out.println
*/
public static final int PRINTLN = 1; /**
* Priority constant for the println method; use Log.v.
*/
public static final int VERBOSE = 2; /**
* Priority constant for the println method; use Log.d.
*/
public static final int DEBUG = 3; /**
* Priority constant for the println method; use Log.i.
*/
public static final int INFO = 4; /**
* Priority constant for the println method; use Log.w.
*/
public static final int WARN = 5; /**
* Priority constant for the println method; use Log.e.
*/
public static final int ERROR = 6; /**
* Priority constant for the println method.use Log.wtf.
*/
public static final int ASSERT = 7; public static void setShowLog(boolean isShowLog){ LogUtils.isShowLog = isShowLog;
} public static boolean isShowLog(){ return isShowLog;
} public static int getPriority() { return priority;
} public static void setPriority(int priority) { LogUtils.priority = priority;
} //-----------------------------------Log.v /**
* Log.v
* @param e
*/
public static void v(Throwable e) {
if (isShowLog && priority <= VERBOSE)
v(TAG,e);
} public static void v(String tag,Throwable e) {
if (isShowLog && priority <= VERBOSE)
for(int i=0;i<e.getStackTrace().length;i++)
Log.v(tag,
new StringBuilder()
.append(e.getStackTrace()[i].getLineNumber())
.append(COLON)
.append(e.getStackTrace()[i].getClassName())
.append(ARROW)
.append(e.getStackTrace()[i].getMethodName())
.append(COLON)
.append(e.getMessage())
.toString());
} public static void v(Throwable e,String msg) {
if (isShowLog && priority <= VERBOSE)
v(TAG,e,msg);
} public static void v(String tag,Throwable e,String msg) {
if (isShowLog && priority <= VERBOSE)
for(int i=0;i<e.getStackTrace().length;i++)
Log.v(tag,
new StringBuilder()
.append(e.getStackTrace()[i].getLineNumber())
.append(COLON)
.append(e.getStackTrace()[i].getClassName())
.append(ARROW)
.append(e.getStackTrace()[i].getMethodName())
.append(COLON)
.append(msg)
.toString(),e);
} public static void v(String msg) {
if (isShowLog && priority <= VERBOSE)
v(TAG, msg); } public static void v(String tag, String msg) {
if (isShowLog && priority <= VERBOSE)
Log.v(tag, msg); } public static void v(Class<? > cls, String msg) {
if (isShowLog && priority <= VERBOSE)
v(TAG,cls,msg);
} public static void v(String tag,Class<?> cls,String msg) {
if (isShowLog && priority <= VERBOSE)
Log.v(tag,
new StringBuilder()
.append(cls.getSimpleName())
.append(COLON)
.append(msg)
.toString());
} public static void v(Class<?> cls, String line, String msg) {
if (isShowLog && priority <= VERBOSE)
v(TAG,cls,line,msg);
} public static void v(String tag,Class<?> cls, String line, String msg) {
if (isShowLog && priority <= VERBOSE)
Log.e(tag,
new StringBuilder()
.append(line).append(COLON)
.append(cls.getSimpleName())
.append(COLON)
.append(msg)
.toString());
} //-----------------------------------Log.d /**
* Log.d
* @param e
*/
public static void d(Throwable e) {
if (isShowLog && priority <= DEBUG)
d(TAG,e);
} public static void d(String tag,Throwable e) {
if (isShowLog && priority <= DEBUG)
for(int i=0;i<e.getStackTrace().length;i++)
Log.d(tag,
new StringBuilder()
.append(e.getStackTrace()[i].getLineNumber())
.append(COLON)
.append(e.getStackTrace()[i].getClassName())
.append(ARROW)
.append(e.getStackTrace()[i].getMethodName())
.append(COLON)
.append(e.getMessage())
.toString());
} public static void d(Throwable e,String msg) {
if (isShowLog && priority <= DEBUG)
d(TAG,e,msg);
} public static void d(String tag,Throwable e,String msg) {
if (isShowLog && priority <= DEBUG)
for(int i=0;i<e.getStackTrace().length;i++)
Log.d(tag,
new StringBuilder()
.append(e.getStackTrace()[i].getLineNumber())
.append(COLON)
.append(e.getStackTrace()[i].getClassName())
.append(ARROW)
.append(e.getStackTrace()[i].getMethodName())
.append(COLON)
.append(msg)
.toString(),e);
} public static void d(String msg) {
if (isShowLog && priority <= DEBUG)
d(TAG, msg); } public static void d(String tag, String msg) {
if (isShowLog && priority <= DEBUG)
Log.d(tag, msg); } public static void d(Class<?> cls, String msg) {
if (isShowLog && priority <= DEBUG)
d(TAG,cls,msg);
} public static void d(String tag,Class<?> cls,String msg) {
if (isShowLog && priority <= DEBUG)
Log.d(tag,
new StringBuilder()
.append(cls.getSimpleName())
.append(COLON)
.append(msg)
.toString());
} public static void d(Class<?> cls, String line, String msg) {
if (isShowLog && priority <= DEBUG)
d(TAG,cls,line,msg);
} public static void d(String tag,Class<? > cls, String line, String msg) {
if (isShowLog && priority <= DEBUG)
Log.d(tag,
new StringBuilder()
.append(line).append(COLON)
.append(cls.getSimpleName())
.append(COLON)
.append(msg)
.toString());
} //-----------------------------------Log.i /**
* Log.i
* @param e
*/
public static void i(Throwable e) {
if (isShowLog && priority <= INFO)
i(TAG,e);
} public static void i(String tag,Throwable e) {
if (isShowLog && priority <= INFO)
for(int i=0;i<e.getStackTrace().length;i++)
Log.i(tag,
new StringBuilder()
.append(e.getStackTrace()[i].getLineNumber())
.append(COLON)
.append(e.getStackTrace()[i].getClassName())
.append(ARROW)
.append(e.getStackTrace()[i].getMethodName())
.append(COLON)
.append(e.getMessage())
.toString());
} public static void i(Throwable e,String msg) {
if (isShowLog && priority <= INFO)
i(TAG,e,msg);
} public static void i(String tag,Throwable e,String msg) {
if (isShowLog && priority <= INFO)
for(int i=0;i<e.getStackTrace().length;i++)
Log.i(tag,
new StringBuilder()
.append(e.getStackTrace()[i].getLineNumber())
.append(COLON)
.append(e.getStackTrace()[i].getClassName())
.append(ARROW)
.append(e.getStackTrace()[i].getMethodName())
.append(COLON)
.append(msg)
.toString(),e);
} public static void i(String msg) {
if (isShowLog && priority <= INFO)
i(TAG, msg); } public static void i(String tag, String msg) {
if (isShowLog && priority <= INFO)
Log.i(tag, msg); } public static void i(Class<?> cls, String msg) {
if (isShowLog && priority <= INFO)
i(TAG,cls,msg);
} public static void i(String tag,Class<? > cls,String msg) {
if (isShowLog && priority <= INFO)
Log.i(tag,
new StringBuilder()
.append(cls.getSimpleName())
.append(COLON)
.append(msg)
.toString());
} public static void i(Class<?> cls, String line, String msg) {
if (isShowLog && priority <= INFO)
v(TAG,cls,line,msg);
} public static void i(String tag,Class<?> cls, String line, String msg) {
if (isShowLog && priority <= INFO)
Log.i(tag,
new StringBuilder()
.append(line).append(COLON)
.append(cls.getSimpleName())
.append(COLON)
.append(msg)
.toString());
} //-----------------------------------Log.w /**
* Log.w
* @param e
*/
public static void w(Throwable e) {
if (isShowLog && priority <= WARN)
w(TAG,e);
} public static void w(String tag,Throwable e) {
if (isShowLog && priority <= WARN)
for(int i=0;i<e.getStackTrace().length;i++)
Log.w(tag,
new StringBuilder()
.append(e.getStackTrace()[i].getLineNumber())
.append(COLON)
.append(e.getStackTrace()[i].getClassName())
.append(ARROW)
.append(e.getStackTrace()[i].getMethodName())
.append(COLON)
.append(e.getMessage())
.toString());
} public static void w(Throwable e,String msg) {
if (isShowLog && priority <= WARN)
w(TAG,e,msg);
} public static void w(String tag,Throwable e,String msg) {
if (isShowLog && priority <= WARN)
for(int i=0;i<e.getStackTrace().length;i++)
Log.w(tag,
new StringBuilder()
.append(e.getStackTrace()[i].getLineNumber())
.append(COLON)
.append(e.getStackTrace()[i].getClassName())
.append(ARROW)
.append(e.getStackTrace()[i].getMethodName())
.append(COLON)
.append(msg)
.toString(),e);
} public static void w(String msg) {
if (isShowLog && priority <= WARN)
w(TAG, msg); } public static void w(String tag, String msg) {
if (isShowLog && priority <= WARN)
Log.w(tag, msg); } public static void w(Class<?> cls, String msg) {
if (isShowLog && priority <= WARN)
w(TAG,cls,msg);
} public static void w(String tag,Class<?> cls,String msg) {
if (isShowLog && priority <= WARN)
Log.w(tag,
new StringBuilder()
.append(cls.getSimpleName())
.append(COLON)
.append(msg)
.toString());
} public static void w(Class<?> cls, String line, String msg) {
if (isShowLog && priority <= WARN)
w(TAG,cls,line,msg);
} public static void w(String tag,Class<?> cls, String line, String msg) {
if (isShowLog && priority <= WARN)
Log.w(tag,
new StringBuilder()
.append(line).append(COLON)
.append(cls.getSimpleName())
.append(COLON)
.append(msg)
.toString());
} //-----------------------------------Log.e /**
* Log.e
* @param e
*/
public static void e(Throwable e) {
if (isShowLog && priority <= ERROR)
e(TAG,e);
} public static void e(String tag,Throwable e) {
if (isShowLog && priority <= ERROR)
for(int i=0;i<e.getStackTrace().length;i++)
Log.e(tag,
new StringBuilder()
.append(e.getStackTrace()[i].getLineNumber())
.append(COLON)
.append(e.getStackTrace()[i].getClassName())
.append(ARROW)
.append(e.getStackTrace()[i].getMethodName())
.append(COLON)
.append(e.getMessage())
.toString());
} public static void e(Throwable e,String msg) {
if (isShowLog && priority <= ERROR)
e(TAG,e,msg);
} public static void e(String tag,Throwable e,String msg) {
if (isShowLog && priority <= ERROR)
for(int i=0;i<e.getStackTrace().length;i++)
Log.e(tag,
new StringBuilder()
.append(e.getStackTrace()[i].getLineNumber())
.append(COLON)
.append(e.getStackTrace()[i].getClassName())
.append(ARROW)
.append(e.getStackTrace()[i].getMethodName())
.append(COLON)
.append(msg)
.toString(),e);
} public static void e(String msg) {
if (isShowLog && priority <= ERROR)
e(TAG, msg); } public static void e(String tag, String msg) {
if (isShowLog && priority <= ERROR)
Log.e(tag, msg); } public static void e(Class<?> cls, String msg) {
if (isShowLog && priority <= ERROR)
e(TAG,cls,msg);
} public static void e(String tag,Class<?> cls,String msg) {
if (isShowLog && priority <= ERROR)
Log.e(tag,
new StringBuilder()
.append(cls.getSimpleName())
.append(COLON)
.append(msg)
.toString());
} public static void e(Class<?> cls, String line, String msg) {
if (isShowLog && priority <= ERROR)
e(TAG,cls,line,msg);
} public static void e(String tag,Class<?> cls, String line, String msg) {
if (isShowLog && priority <= ERROR)
Log.w(tag,
new StringBuilder()
.append(line).append(COLON)
.append(cls.getSimpleName())
.append(COLON)
.append(msg)
.toString());
} //-----------------------------------Log.wtf /**
* Log.wtf
* @param e
*/
public static void wtf(Throwable e) {
if (isShowLog && priority <= ASSERT)
wtf(TAG,e);
} public static void wtf(String tag,Throwable e) {
if (isShowLog && priority <= ASSERT)
for(int i=0;i<e.getStackTrace().length;i++)
Log.wtf(tag,
new StringBuilder()
.append(e.getStackTrace()[i].getLineNumber())
.append(COLON)
.append(e.getStackTrace()[i].getClassName())
.append(ARROW)
.append(e.getStackTrace()[i].getMethodName())
.append(COLON)
.append(e.getMessage())
.toString());
} public static void wtf(Throwable e,String msg) {
if (isShowLog && priority <= ASSERT)
wtf(TAG,e,msg);
} public static void wtf(String tag,Throwable e,String msg) {
if (isShowLog && priority <= ASSERT)
for(int i=0;i<e.getStackTrace().length;i++)
Log.wtf(tag,
new StringBuilder()
.append(e.getStackTrace()[i].getLineNumber())
.append(COLON)
.append(e.getStackTrace()[i].getClassName())
.append(ARROW)
.append(e.getStackTrace()[i].getMethodName())
.append(COLON)
.append(msg)
.toString(),e);
} public static void wtf(String msg) {
if (isShowLog && priority <= ASSERT)
wtf(TAG, msg); } public static void wtf(String tag, String msg) {
if (isShowLog && priority <= ASSERT)
Log.wtf(tag, msg); } public static void wtf(Class<?> cls, String msg) {
if (isShowLog && priority <= ASSERT)
wtf(TAG,cls,msg);
} public static void wtf(String tag,Class<?> cls,String msg) {
if (isShowLog && priority <= ASSERT)
Log.wtf(tag,
new StringBuilder()
.append(cls.getSimpleName())
.append(COLON)
.append(msg)
.toString());
} public static void wtf(Class<?> cls, String line, String msg) {
if (isShowLog && priority <= ASSERT)
e(TAG,cls,line,msg);
} public static void wtf(String tag,Class<? > cls, String line, String msg) {
if (isShowLog && priority <= ASSERT)
Log.wtf(tag,
new StringBuilder()
.append(line).append(COLON)
.append(cls.getSimpleName())
.append(COLON)
.append(msg)
.toString());
} //-----------------------------------System.out.print /**
* System.out.print
* @param msg
*/
public static void print(String msg){
if(isShowLog && priority <= PRINTLN)
System.out.print(msg);
} public static void print(Object obj){
if(isShowLog && priority <= PRINTLN)
System.out.print(obj);
} //-----------------------------------System.out.printf /**
* System.out.printf
* @param msg
*/
public static void printf(String msg){
if(isShowLog && priority <= PRINTLN)
System.out.printf(msg);
} //-----------------------------------System.out.println /**
* System.out.println
* @param msg
*/
public static void println(String msg){
if(isShowLog && priority <= PRINTLN)
System.out.println(msg);
} public static void println(Object obj){
if(isShowLog && priority <= PRINTLN)
System.out.println(obj);
} }

只需进行一个简单的包、方便记录和管理、

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