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Start your free trialEugenio Villarreal
8,041 PointsException in thread "main" error : conversion = '%'
I'm getting this error: This is a new Treet: Exception in thread "main"
java.util.UnknownFormatConversionException: Conversion = '%'
at java.util.Formatter.checkText(Formatter.java:2579)
at java.util.Formatter.parse(Formatter.java:2565)
at java.util.Formatter.format(Formatter.java:2501)
at java.util.Formatter.format(Formatter.java:2455)
at java.lang.String.format(String.java:2940)
at com.teamtreehouse.Treet.toString(Treet.java:18)
at java.util.Formatter$FormatSpecifier.printString(Formatter.java:2886)
at java.util.Formatter$FormatSpecifier.print(Formatter.java:2763)
at java.util.Formatter.format(Formatter.java:2520)
at java.io.PrintStream.format(PrintStream.java:970)
at java.io.PrintStream.printf(PrintStream.java:871)
at Example.main(Example.java:17)
Here is my code:
Example.java
import java.util.Arrays;
import java.util.Date;
import com.teamtreehouse.Treet;
public class Example{
public static void main(String[] args){
Treet treet = new Treet(
"eugeniovillarreal",
"Twitter confirms it’s testing a feature that allows users to more easily " +
"create “tweetstorms” – those series of connected tweets that have grown to be a popular" +
"workaround for Twitter’s character count limitations.",
new Date(1447979631L)
);
System.out.printf("This is a new Treet: %s %n",treet);
Treet secondTreet = new Treet(
"bobbyblue",
"ATwitter confirms it’s testing a feature that allows users to more easily " +
"create “tweetstorms” – those series of connected tweets that have grown to be a popular" +
"workaround for Twitter’s character count limitations.",
new Date(1511550530L)
);
System.out.printf("This is a new Treet: %s %n",secondTreet);
System.out.println("The words are:");
for (String word : treet.getWords()) {
System.out.println(word);
}
Treet[] treets = {treet, secondTreet};
Arrays.sort(treets);
for (Treet exampleTreet : treets){
System.out.println(exampleTreet);
}
}
}
Treet.java
package com.teamtreehouse;
import java.util.Date;
public class Treet implements Comparable{
private String author;
private String description;
private Date creationDate;
public Treet(String author, String description, Date creationDate){
this.author = author;
this.description = description;
this.creationDate = creationDate;
}
@Override
public String toString(){
return String.format( "Treet: \"%s\" by %s on s%",
description, author, creationDate);
}
@Override
public int compareTo(Object obj){
Treet other = (Treet) obj;
if(equals(other)){
return 0;
}
int dateCmp = creationDate.compareTo(other.creationDate);
if (dateCmp == 0){
return description.compareTo(other.description);
}
return dateCmp;
}
public String getAuthor() {
return author;
}
public String getDescription(){
return description;
}
public Date getCreationDate(){
return creationDate;
}
public String[] getWords(){
return description.split("[^\\w@#']+");
}
}
1 Answer
Pedro Cabral
33,586 Points @Override
public String toString(){
return String.format( "Treet: \"%s\" by %s on s%",
description, author, creationDate);
}
You are swapped the order of the letter s with the sign % on the last one.
Eugenio Villarreal
8,041 PointsEugenio Villarreal
8,041 PointsWhaaaaaaat! :s So silly, I totally kept missing that! Now it works just fine. Thanks!