toString() methods examples

Language.java

public class Language {
    private int id; 
    private String name;
    private String locale;
    
    public Language(final int id, final String name, final String locale) {
        this.id = id; 
        this.name = name;
        this.locale = locale;
    }
    
    public int getId() {
        return id; 
    }
    
    public String getName() {
        return name;
    }
    
    public String getLocale() {
        return locale;
    }
    
    public static void main(String [] args) {
        System.out.println(new Language(1, "Russian", "ru_RU"));
    }
    
}

LanguageWithCommonsDefault.java

import org.apache.commons.lang.builder.ToStringBuilder;

public class Language {
    ...

    @Override
    public String toString() {
        return new ToStringBuilder(this)
            .append("id", getId())
            .append("name", getName())
            .append("locale", getLocale())
            .toString();
    }

}

LanguageWithGuava.java

import com.google.common.base.Objects;

public class Language {
    ...

    @Override
    public String toString() {
        return Objects.toStringHelper(this)
            .add("id", getId())
            .add("name", getName())
            .add("locale", getLocale())
            .toString();
    }

}

LanguageWithLombok.java

import lombok.ToString;

@ToString
public class Language {
    ...
}