Error while connecting localhost in Eclipse

Statement : Error while connecting  localhost in Eclipse

• Eclipse was using port 8080 for localhost
• AEM was up and running on port 4502.

Solution :

Option-1:

• Change the port number of localhost server in eclipse to 4502
• Make sure to change the same(4502) port number in main project module POM file

Option-2:

• Restart AEM server on port 8080 instead of 4502.
• Make sure to change the port number 8080 in main project module POM file. That's it!.

javax.inject,version=[0.0,1) — Cannot be resolved

Statement: javax.inject,version=[0.0,1) — Cannot be resolved

Environment Details :

                                  - JRE 1.8

                                  - Eclipse oxyzen 3a IDE

                                  - AEM 6.2

Solution :

•  add below dependency to POM file of core project as shown below and issue will get fix!.

 org.apache.sling org.apache.sling.models.api 1.2.2 provided   org.apache.sling org.apache.sling.models.impl 1.2.2 provided   org.apache.geronimo.specs geronimo-atinject_1.0_spec 1.0 provided 

Build the core project once again, follow the below steps shown in below screenshot.
Refresh the /System/console to check the status of sampleproject bundle to active state as shown below

import-org-junit-cannot-be-resolved

Statement : 

import-org-junit-cannot-be-resolved

Solution :

Perform  the below steps to resolve this

• Right click on project-->Properties -> Java Build Path -> Libraries -> Add Library -> JUnit -> Junit 3/4

• Rebuild the project module for which this error occured
• Navigate to the work space path and download the Jar file or through localhost server in eclipse Sync this bundle, that's it. verify the same in Felix console

• Or install through Felix console.