com.marshalchen.common.commonUtils.basicUtils

类 BasicUtils

java.lang.Object

com.marshalchen.common.commonUtils.basicUtils.BasicUtils

public class BasicUtils
extends java.lang.Object

Some Useful Utils

judgeNotNull(String, String...)

judgeNotNull(Object)

getVersionName(android.content.Context)

getVersionCode(android.content.Context)

iterateHashMap(java.util.HashMap)

iterateListHashMap(java.util.List)

sendIntent(android.content.Context, Class)

sendIntent(android.content.Context, Class, String, android.os.Parcelable)

getSharedPreferences(android.content.Context, String, String)

putSharedPreferences(android.content.Context, String, String, String)

构造器概要

构造器

构造器和说明
BasicUtils()

方法概要

方法

限定符和类型	方法和说明
static <V> int	compare(V v1, V v2) Compare two object if v1 > v2 return 1 if v1 is not null, v2 is null return 1 if v1 = v2, return 0 if v1 is null, v2 is null return 0 if v1 < v2, return -1 if v1 is null, v2 is not null return -1 return v1.
static java.lang.String	formatNumber(int num, java.lang.String formatAs) Format the int number as your want
static java.lang.String	getSharedPreferences(android.content.Context context, java.lang.String fileName, java.lang.String parameterName) Retrieve a String value from the preferences.
static java.lang.String	getSharedPreferences(android.content.Context context, java.lang.String fileName, java.lang.String parameterName, java.lang.String otherDefaultReturns) See also getSharedPreferences(android.content.Context, String, String)
static int	getVersionCode(android.content.Context context) get the version code which defines in AndroidManifest.xml
static java.lang.String	getVersionName(android.content.Context context) get the version name which defines in AndroidManifest.xml
static boolean	isServiceRunning(android.content.Context context, java.lang.Class<?> cls) Check if the service is running
static void	iterateHashMap(java.util.HashMap<java.lang.String,java.lang.Object> hashMap) Print all items of HashMap
static void	iterateHashMapConcurrent(java.util.HashMap<java.lang.String,java.lang.Object> hashMap) Print all items of HashMap,avoid ConcurrentModificationExceptions
static void	iterateListHashMap(java.util.List list)
static boolean	judgeNotNull(byte[] bytes) Judge if a variable of byte[] is not null and the length of it is above 1
static boolean	judgeNotNull(java.util.List list) Judge if the size of a list is above 1
static boolean	judgeNotNull(java.util.List list, java.util.List... lists)
static boolean	judgeNotNull(java.util.Map map) Judge if the size of a map is above 1
static boolean	judgeNotNull(java.lang.Object object) Judge if the Object is null
static boolean	judgeNotNull(java.lang.Object object, java.lang.Object... objects) Judge if the Objects are all defined.
static boolean	judgeNotNull(java.lang.String string)
static boolean	judgeNotNull(java.lang.String string, java.lang.String... strings) Judge if a variable of String or String[] is null or ""
static void	putSharedPreferences(android.content.Context context, java.lang.String fileName, java.util.HashMap<java.lang.String,java.lang.String> hashMap) Set a String value in the preferences editor with a HashMap parameter
static void	putSharedPreferences(android.content.Context context, java.lang.String fileName, java.lang.String parameterName, java.lang.String parameterValue) Set a String value in the preferences editor, to be written back once commit() or apply() are called.
static void	sendIntent(android.content.Context context, java.lang.Class classes) Launch a new activity.
static void	sendIntent(android.content.Context context, java.lang.Class classes, java.lang.String key, java.util.ArrayList<? extends android.os.Parcelable> value) Launch a new activity with ArrayList data.
static void	sendIntent(android.content.Context context, java.lang.Class classes, java.lang.String key, java.util.ArrayList<? extends android.os.Parcelable> value, java.lang.String anotherKey, java.lang.String anotherValue) Launch a new activity with one ArrayList data and one pair of String data.
static void	sendIntent(android.content.Context context, java.lang.Class classes, java.lang.String key, android.os.Parcelable value) Launch a new activity with one Parcelable data.
static void	sendIntent(android.content.Context context, java.lang.Class classes, java.lang.String key, java.lang.String value) Launch a new activity with one pair of extended String type data.
static void	sendIntent(android.content.Context context, java.lang.Class classes, java.lang.String key, java.lang.String value, java.lang.String anotherKey, java.lang.String anotherValue) Launch a new activity with two pairs of extended String type data.

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造器详细资料

BasicUtils

public BasicUtils()

方法详细资料

iterateHashMap

public static void iterateHashMap(java.util.HashMap<java.lang.String,java.lang.Object> hashMap)

Print all items of HashMap

参数:

hashMap -

iterateHashMapConcurrent

public static void iterateHashMapConcurrent(java.util.HashMap<java.lang.String,java.lang.Object> hashMap)

Print all items of HashMap,avoid ConcurrentModificationExceptions

参数:

hashMap -

iterateListHashMap

public static void iterateListHashMap(java.util.List list)

getVersionName

public static java.lang.String getVersionName(android.content.Context context)

get the version name which defines in AndroidManifest.xml

参数:

context -

返回:

getVersionCode

public static int getVersionCode(android.content.Context context)

get the version code which defines in AndroidManifest.xml

参数:

context -

返回:

formatNumber

public static java.lang.String formatNumber(int num,
                            java.lang.String formatAs)
                                     throws java.lang.Exception

Format the int number as your want

参数:

num -

formatAs -

返回:

抛出:

java.lang.Exception

sendIntent

public static void sendIntent(android.content.Context context,
              java.lang.Class classes)

Launch a new activity. You will not receive any information about when the activity exits.

参数:

context -

classes -

sendIntent

public static void sendIntent(android.content.Context context,
              java.lang.Class classes,
              java.lang.String key,
              java.lang.String value,
              java.lang.String anotherKey,
              java.lang.String anotherValue)

Launch a new activity with two pairs of extended String type data.

参数:

context -

classes -

key -

value -

anotherKey -

anotherValue -

sendIntent

public static void sendIntent(android.content.Context context,
              java.lang.Class classes,
              java.lang.String key,
              java.lang.String value)

Launch a new activity with one pair of extended String type data.

参数:

context -

classes -

key -

value -

sendIntent

public static void sendIntent(android.content.Context context,
              java.lang.Class classes,
              java.lang.String key,
              android.os.Parcelable value)

Launch a new activity with one Parcelable data.

参数:

context -

classes -

key -

value -

sendIntent

public static void sendIntent(android.content.Context context,
              java.lang.Class classes,
              java.lang.String key,
              java.util.ArrayList<? extends android.os.Parcelable> value)

Launch a new activity with ArrayList data.

参数:

context -

classes -

key -

value -

sendIntent

public static void sendIntent(android.content.Context context,
              java.lang.Class classes,
              java.lang.String key,
              java.util.ArrayList<? extends android.os.Parcelable> value,
              java.lang.String anotherKey,
              java.lang.String anotherValue)

Launch a new activity with one ArrayList data and one pair of String data.

参数:

context -

classes -

key -

value -

anotherKey -

anotherValue -

getSharedPreferences

public static java.lang.String getSharedPreferences(android.content.Context context,
                                    java.lang.String fileName,
                                    java.lang.String parameterName)
                                             throws java.lang.ClassCastException

Retrieve a String value from the preferences.

参数:

context -

fileName -

parameterName -

返回:

Returns the preference value if it exists, or "".

抛出:

java.lang.ClassCastException - Throws ClassCastException if there is a preference with this name that is not a String.

getSharedPreferences

public static java.lang.String getSharedPreferences(android.content.Context context,
                                    java.lang.String fileName,
                                    java.lang.String parameterName,
                                    java.lang.String otherDefaultReturns)

See also getSharedPreferences(android.content.Context, String, String)

参数:

context -

fileName -

parameterName -

otherDefaultReturns -

返回:

Returns the preference value if it exists, or otherDefaultReturns.

putSharedPreferences

public static void putSharedPreferences(android.content.Context context,
                        java.lang.String fileName,
                        java.lang.String parameterName,
                        java.lang.String parameterValue)

Set a String value in the preferences editor, to be written back once commit() or apply() are called.

参数:

context -

fileName -

parameterName -

parameterValue -

putSharedPreferences

public static void putSharedPreferences(android.content.Context context,
                        java.lang.String fileName,
                        java.util.HashMap<java.lang.String,java.lang.String> hashMap)

Set a String value in the preferences editor with a HashMap parameter

参数:

context -

fileName -

hashMap -

judgeNotNull

public static boolean judgeNotNull(java.lang.String string)

参数:

string -

返回:

另请参阅:

judgeNotNull(String, String...)

judgeNotNull

public static boolean judgeNotNull(java.lang.String string,
                   java.lang.String... strings)

Judge if a variable of String or String[] is null or ""

参数:

string -

strings -

返回:

judgeNotNull

public static boolean judgeNotNull(byte[] bytes)

Judge if a variable of byte[] is not null and the length of it is above 1

参数:

bytes -

返回:

judgeNotNull

public static boolean judgeNotNull(java.util.Map map)

Judge if the size of a map is above 1

参数:

map -

返回:

judgeNotNull

public static boolean judgeNotNull(java.util.List list)

Judge if the size of a list is above 1

参数:

list -

返回:

judgeNotNull

public static boolean judgeNotNull(java.util.List list,
                   java.util.List... lists)

参数:

list -

lists -

返回:

另请参阅:

judgeNotNull(java.util.List)

judgeNotNull

public static boolean judgeNotNull(java.lang.Object object)

Judge if the Object is null

参数:

object -

返回:

judgeNotNull

public static boolean judgeNotNull(java.lang.Object object,
                   java.lang.Object... objects)

Judge if the Objects are all defined.

参数:

object -

objects -

返回:

isServiceRunning

public static boolean isServiceRunning(android.content.Context context,
                       java.lang.Class<?> cls)

Check if the service is running

参数:

context -

cls -

返回:

compare

public static <V> int compare(V v1,
              V v2)

Compare two object if v1 > v2 return 1 if v1 is not null, v2 is null return 1 if v1 = v2, return 0 if v1 is null, v2 is null return 0 if v1 < v2, return -1 if v1 is null, v2 is not null return -1

return v1.Comparable.compareTo(Object)

参数:

v1 -

v2 -

返回: