Adding a custom field when installed my plugin (listner)

Hello team
I need to create a custom field when i install my plugin , so i add the mandatory dependencies and i create the class below : no error but when i install my plugin i do not find the custom field , cqn some one help me please!

package com.jtricks;

import java.util.ArrayList;
import java.util.List;

import javax.inject.Inject;
import javax.inject.Named;

import org.springframework.beans.factory.DisposableBean;
import org.springframework.beans.factory.InitializingBean;

import com.atlassian.jira.issue.CustomFieldManager;
import com.atlassian.jira.issue.context.GlobalIssueContext;
import com.atlassian.jira.issue.context.JiraContextNode;
import com.atlassian.jira.issue.fields.CustomField;
import com.atlassian.jira.issue.fields.screen.FieldScreen;
import com.atlassian.jira.issue.fields.screen.FieldScreenManager;
import com.atlassian.jira.issue.fields.screen.FieldScreenTab;
import com.atlassian.jira.issue.issuetype.IssueType;
import com.atlassian.plugin.spring.scanner.annotation.export.ExportAsService;
import com.atlassian.plugin.spring.scanner.annotation.imports.ComponentImport;

@ExportAsService ({PluginListener.class})
Named (“pluginListener”)
public class PluginListener implements InitializingBean, DisposableBean {
ComponentImport
private final CustomFieldManager customFieldManager;
ComponentImport
private final FieldScreenManager fieldScreenManager;
Inject
public PluginListener(CustomFieldManager customFieldManager,
FieldScreenManager fieldScreenManager) {
this.customFieldManager = customFieldManager;
this.fieldScreenManager = fieldScreenManager;
}
Override
public void destroy() throws Exception {
//Handle plugin disabling or un-installation here

	//Get the already installed custom field by name
	CustomField cField =
	this.customFieldManager.getCustomFieldObjectByName("TEST_TEXT_CF");
	//Remove if not null
	if (cField != null) {
	this.customFieldManager.removeCustomField(cField);
	
	}	
	
	
}
@Override
public void afterPropertiesSet() throws Exception {
//Handle plugin enabling or installation here
	
	
 System.out.println("gggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggg");
	//Create a list of issue types for which the custom field needs to be available
	List<IssueType> issueTypes = new ArrayList<IssueType>();
	issueTypes.add(null);
	//Create a list of project contexts for which the custom field needs to be available
	List<JiraContextNode> contexts =
	new ArrayList<JiraContextNode>();
	contexts.add(GlobalIssueContext.getInstance());
	
	//Add custom field
	CustomField cField =
	this.customFieldManager.createCustomField("TEST_TEXT_CF", "A Sample Text Field",
	this.customFieldManager.getCustomFieldType("com.atlassian.jira.plugin.system.customfieldtypes:textfield"),
	this.customFieldManager.getCustomFieldSearcher("com.atlassian.jira.plugin.system.customfieldtypes:textsearcher"),
	contexts, issueTypes);
	// Add field to default Screen
	FieldScreen defaultScreen = fieldScreenManager.getFieldScreen
	(FieldScreen.DEFAULT_SCREEN_ID);
	if (!defaultScreen.containsField(cField.getId())) {
	FieldScreenTab firstTab = defaultScreen.getTab(0);
	firstTab.addFieldScreenLayoutItem(cField.getId());
	
	
	
	
	
	
	
	
	
	
}

}

}

regards