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Start your free trialAdmire Dhodho
5,411 PointsHelp me on this
https://docs.oracle.com/javase/7/docs/api/java/util/Map.html i used this link but cant get it correct
package com.example.model;
import java.util.Map;
import java.util.Set;
import java.util.HashMap;
public class Contact {
private String mFirstName;
private String mLastName;
private Map<String, String> mContactMethods;
public Contact(String firstName, String lastName) {
mFirstName = firstName;
mLastName = lastName;
/* This stores contact methods by name
* eg: "phone" => "(555) 555-1234"
*/
mContactMethods = new HashMap<String, String>();
}
public void addContactMethod(String method, String value) {
mContactMethods.put(method,value); // TODO: Add to the contact method map
}
/**
* Returns the available contact methods. eg: phone, pager,
*
* @return The name of the contact methods that are available
*/
public Set<String> getAvailableContactMethods() {
// FIXME: This should return the current contact method names.
return mContactMethods.keySet();
}
/**
* Returns the value for the contact method if it exists,
*
* @param methodName The name of the contact method to look up.
* @return The name of the contact methods that are available
*/
public String getContactInfo(String methodName) {
// FIXME: return the value for the passed in *methodName*
return mPager;
}
public String getFirstName() {
return mFirstName;
}
public String getLastName() {
return mLastName;
}
}
1 Answer
Allan Clark
10,810 Points public String getContactInfo(String methodName) {
// FIXME: return the value for the passed in *methodName*
return mPager;
}
Need to change the return statement. Try using the .get() method on the Map.
Admire Dhodho
5,411 PointsAdmire Dhodho
5,411 Pointspublic String getContactInfo(String methodName) { // FIXME: return the value for the passed in methodName return mContactMethods.get("pager"); }
Allan Clark
10,810 PointsAllan Clark
10,810 Pointspager was just an example of what argument may be passed to the methodName parameter. Use this return statement.
return mContactMethods.get(methodName);
Admire Dhodho
5,411 PointsAdmire Dhodho
5,411 Pointsu are a star
Allan Clark
10,810 PointsAllan Clark
10,810 PointsJust glad I could help. May the Java force be with you! :)