date.iterator.count.util.GlobalKeyCenter Maven / Gradle / Ivy

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There is a newer version: 1.1.5

package date.iterator.count.util;

import java.util.ArrayList;
import java.util.List;

public enum GlobalKeyCenter {
    INSTANCE;

    private List keys;

    GlobalKeyCenter() {
        keys = new ArrayList<>();
    }

    public void addKey(final String key) {
        if (keys.contains(key)){
            return;
        }
        keys.add(key);
    }

    public void deleteKey(final String key) {
        keys.remove(key);
    }

    public int keysCount() {
        return keys.size();
    }

    public List getKeys() {
        return keys;
    }

    public void setKeys(List keys) {
        this.keys = keys;
    }
}