Advanced-Programming/Identifier.java at main · hamletsahakian/Advanced-Programming · GitHub

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 package assignment1;

import java.lang.StringBuffer;

public class Identifier implements IdentifierInterface {

    private StringBuffer identifier;

    Identifier() {
        identifier = new StringBuffer();
    }

    Identifier(Identifier src) {
        this();
        identifier.append(src.identifier);
    }

    @Override
    public void init(char c) {
        identifier.delete(0, identifier.length());
        identifier.append(c);
    }

    @Override
    public void add(char c) {
        identifier.append(c);
    }

    @Override
    public int size() {
        return identifier.length();
    }

    @Override
    public boolean equals(Identifier comparand) {
        return this.get().compareTo(comparand.get()) == 0;
    }

    @Override
    public String get() {
        return identifier.toString();
    }
}