change method name more specificate and delete unnecessary getter

src/client/js/components/Admin/UserManagement.jsx

@@ -20,7 +20,7 @@ class UserManagement extends React.Component {
   constructor(props) {
     super();
     this.handlePage = this.handlePage.bind(this);
-    this.handleChange = this.handleChange.bind(this);
+    this.handleChangeSearchText = this.handleChangeSearchText.bind(this);
   }
 
   componentWillMount() {
@@ -48,8 +48,8 @@ class UserManagement extends React.Component {
     return true;
   }
 
-  handleChange(event) {
-    this.props.adminUsersContainer.handleChange(event.target.value);
+  handleChangeSearchText(event) {
+    this.props.adminUsersContainer.handleChangeSearchText(event.target.value);
   }
 
   render() {
@@ -91,7 +91,7 @@ class UserManagement extends React.Component {
             <label className="col-md-3 mb-0 my-3">
               <i className="icon-magnifier mr-1"></i>
               <span className="search-typeahead">
-                <input type="text" name="name" onChange={this.handleChange} />
+                <input type="text" name="name" onChange={this.handleChangeSearchText} />
                 { clearButton }
               </span>
             </label>

src/client/js/services/AdminUsersContainer.js

@@ -65,11 +65,7 @@ export default class AdminUsersContainer extends Container {
     this.setState({ selectedStatusList });
   }
 
-  getSearchText() {
-    return this.state.searchText;
-  }
-
-  handleChange(searchText) {
+  handleChangeSearchText(searchText) {
     this.setState({ searchText });
   }