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Java Java Data Structures - Retired Organizing Data Serialization

Christopher David
PLUS
Christopher David
Courses Plus Student 20,027 Points

It's throwing an error about the Treet class. I believe I've set my package info accordingly. `

Both files are in com/teamtreehouse/ within Workspaces

Picked up JAVA_TOOL_OPTIONS: -Xmx128m
Picked up _JAVA_OPTIONS: -Xmx128m
./com/teamtreehouse/Treets.java:20: error: class, interface, or enum expected
public static Treet[] load() {

Treet.java

package com.teamtreehouse;

import java.io.Serializable; import java.util.Date;

public class Treet implements Comparable, Serializable { private String mAuthor; private String mDescription; private Date mCreationDate;

public Treet(String author, String description, Date creationDate) { mAuthor = author; mDescription = description; mCreationDate = creationDate; }

@Override public String toString() { return String.format("Treet: \"%s\" by %s on %s", mDescription, mAuthor, mCreationDate); }

@Override public int compareTo(Object obj) { Treet other = (Treet) obj; if (equals(other)) { return 0; } int dateCmp = mCreationDate.compareTo(other.mCreationDate); if (dateCmp == 0) { return mDescription.compareTo(other.mDescription); } return dateCmp; }

public String getAuthor() { return mAuthor; }

public String getDescription() { return mDescription; }

public Date getCreationDate() { return mCreationDate; }

public String[] getWords() { return mDescription.toLowerCase().split("[^\w#@']+"); }

}

Treets.java package com.teamtreehouse;

import java.io.*;

public class Treets { public static void save(Treet[] treets) { try ( FileOutputStream fos = new FileOutputStream("treets.ser"); ObjectOutputStream oos = new ObjectOutputStream(fos); ) { oos.writeObject(treets); } catch(IOException ioe) { System.out.println("Problem saving Treets"); ioe.printStackTrace(); }

} }

public static Treet[] load() { Treet[] treets = new Treet[0]; try ( FileInputStream fis = new FileInputStream("treets.ser"); ObjectInputStream ois = new ObjectInputStream(fis); ) { treets = (Treet[]) ois.readObject(); } catch(IOException ioe) { System.out.println("Error reading file"); ioe.printStackTrace(); } catch(ClassNotFoundException cnfe) { System.out.println("Error loading treets"); cnfe.printStackTrace(); } return treets;

}

Christopher David
Christopher David
Courses Plus Student 20,027 Points

I realized that the method was out of the class and adjusted the curly brackets accordingly.

1 Answer

Christopher David
PLUS
Christopher David
Courses Plus Student 20,027 Points

I realized that the method was out of the class and adjusted the curly brackets accordingly.