public clear(): void {
   if (this.isCordova) {
     this.clipboard.copy(null);
   } else if (this.isNW) {
     this.nodeWebkitProvider.clearClipboard();
   }
 }

 public clear(): void {
   if (this.isCordova) {
     this.clipboard.copy(null);
   } else if (this.isElectron) {
     this.electronProvider.clearClipboard();
   }
 }

 public copy(value: string) {
   if (this.isCordova) {
     this.clipboard.copy(value);
   } else if (this.isNW) {
     this.nodeWebkitProvider.writeToClipboard(value);
   } else {
     throw new Error('Copied to Clipboard using a Web Browser.');
   }
 }

 public async getData(): Promise<any> {
   if (this.isCordova) {
     return this.clipboard.paste();
   } else if (this.isElectron) {
     return this.electronProvider.readFromClipboard();
   } else {
     return Promise.reject('Not supported');
   }
 }

 private async paste(): Promise<any> {
   if (this.isCordova) {
     return this.clipboard.paste();
   } else if (this.isNW) {
     return this.nodeWebkitProvider.readFromClipboard();
   } else {
     this.logger.warn('Paste from clipboard not supported');
     return;
   }
 }

 /**
  * 复制到剪贴板
  * @param options
  * @constructor
  */
 copyClipboard(text) {
   return this.clipboard.copy(text);
 }