此处使用itemShares保存不同的share，防止因并发调用，导致数据混乱。
public class ShareUtils
private static String DEFAULT_NAME = "default";
private String shareName = DEFAULT_NAME;
private int shareMode = Context.MODE_PRIVATE;
private SharedPreferences sharedPreferences;
private SharedPreferences.Editor editor;
private static ShareUtils outterShare;
private static List<ShareUtils> itemShares = new ArrayList<>();
private ShareUtils() {
}
public static ShareUtils getInstance() {
if(outterShare == null){
outterShare = new ShareUtils();
}
return outterShare;
}
private SharedPreferences getShare() {
if (sharedPreferences == null) {
sharedPreferences = MyApp.getApp().getSharedPreferences(shareName, shareMode);
}
return sharedPreferences;
}
public ShareUtils resetShare() {
commit();
if (!this.shareName.equals(DEFAULT_NAME) || this.shareMode != Context.MODE_PRIVATE) {
sharedPreferences = null;
editor = null;
}
this.shareName = DEFAULT_NAME;
this.shareMode = Context.MODE_PRIVATE;
for(int i = itemShares.size()-1; i >=0; i--){
if(itemShares.get(i) == null){
itemShares.remove(i);
continue;
}
if(itemShares.get(i).shareName.equals(DEFAULT_NAME)
&& itemShares.get(i).shareMode ==Context.MODE_PRIVATE){
return itemShares.get(i);
}
}
ShareUtils innerUtils = new ShareUtils();
innerUtils.shareMode = Context.MODE_PRIVATE;
innerUtils.shareName = DEFAULT_NAME;
itemShares.add(innerUtils);
return innerUtils;
}
/**
* ShareUtils在同一个类中要调用不同share,进行重置
*
* @param shareName
* @return
public ShareUtils resetShare(String shareName) {
commit();
if (!this.shareName.equals(shareName) || this.shareMode != Context.MODE_PRIVATE) {
sharedPreferences = null;
editor = null;
}
this.shareName = shareName;
this.shareMode = Context.MODE_PRIVATE;
for(int i = itemShares.size()-1; i >=0; i--){
if(itemShares.get(i) == null){
itemShares.remove(i);
continue;
}
if(itemShares.get(i).shareName.equals(shareName)
&& itemShares.get(i).shareMode ==Context.MODE_PRIVATE){
return itemShares.get(i);
}
}
ShareUtils innerUtils = new ShareUtils();
innerUtils.shareMode = Context.MODE_PRIVATE;
innerUtils.shareName = shareName;
itemShares.add(innerUtils);
return innerUtils;
}
/**
* ShareUtils在同一个类中要调用不同share,进行重置
*
* @param shareName
* @return
public ShareUtils resetShare(String shareName, int shareMode) {
commit();
if (!this.shareName.equals(shareName) || this.shareMode != shareMode) {
sharedPreferences = null;
editor = null;
}
this.shareName = shareName;
this.shareMode = shareMode;
this.shareName = shareName;
this.shareMode = Context.MODE_PRIVATE;
for(int i = itemShares.size()-1; i >=0; i--){
if(itemShares.get(i) == null){
itemShares.remove(i);
continue;
}
if(itemShares.get(i).shareName.equals(shareName)
&& itemShares.get(i).shareMode ==shareMode){
return itemShares.get(i);
}
}
ShareUtils innerUtils = new ShareUtils();
innerUtils.shareMode = shareMode;
innerUtils.shareName = shareName;
itemShares.add(innerUtils);
return innerUtils;
}
private SharedPreferences.Editor getEditor() {
if (editor == null) {
editor = getShare().edit();
}
return editor;
}
public ShareUtils set(String name, int intValue) {
getEditor().putInt(name, intValue);
return this;
}
public ShareUtils set(String name, long longValue) {
getEditor().putLong(name, longValue);
return this;
}
public ShareUtils set(String name, boolean boolValue) {
getEditor().putBoolean(name, boolValue);
return this;
}
public ShareUtils set(String name, float floatValue) {
getEditor().putFloat(name, floatValue);
return this;
}
public ShareUtils set(String name, String stringValue) {
getEditor().putString(name, stringValue);
return this;
}
public ShareUtils set(String name, Set<String> stringSet) {
getEditor().putStringSet(name, stringSet);
return this;
}
public void commit() {
if (editor != null) {
editor.apply();
}
}
public void clear() {
getEditor().clear().apply();
}
public void remove(String name) {
getEditor().remove(name).apply();
}
public int getInt(String name) {
return getShare().getInt(name, 0);
}
public int getInt(String name, int defaultValue) {
return getShare().getInt(name, defaultValue);
}
public long getLong(String name) {
return getShare().getLong(name, 0);
}
public long getLong(String name, long defaultValue) {
return getShare().getLong(name, defaultValue);
}
public boolean getBoolean(String name) {
return getShare().getBoolean(name, false);
}
public boolean getBoolean(String name, boolean defaultValue) {
return getShare().getBoolean(name, defaultValue);
}
public float getFloat(String name) {
return getShare().getFloat(name, 0f);
}
public float getFloat(String name, float defaultValue) {
return getShare().getFloat(name, defaultValue);
}
public String getString(String name) {
return getShare().getString(name, "");
}
public String getString(String name, String defaultValue) {
return getShare().getString(name, defaultValue);
}
public Set<String> getSet(String name) {
return getShare().getStringSet(name, null);
}
public Set<String> getSet(String name, Set<String> defaultValue) {
return
