com.enonic.cms.domain.security.group.GroupKey.java Source code

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Here is the source code for com.enonic.cms.domain.security.group.GroupKey.java

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/*
 * Copyright 2000-2011 Enonic AS
 * http://www.enonic.com/license
 */
package com.enonic.cms.domain.security.group;

import java.io.Serializable;
import java.util.ArrayList;
import java.util.List;

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

import com.enonic.cms.domain.InvalidKeyException;
import com.enonic.cms.domain.StringBasedKey;

public class GroupKey implements StringBasedKey, Serializable {

    private String value;

    public GroupKey(String key) {

        if (key == null) {
            throw new IllegalArgumentException("Given key cannot be null");
        }

        if (key.startsWith("#")) {
            key = key.substring(1);
        }

        init(key);
    }

    private void init(String value) {
        if (value == null) {
            throw new InvalidKeyException(value, this.getClass());
        }

        this.value = value;
    }

    public boolean equals(Object o) {
        if (this == o) {
            return true;
        }
        if (o == null || getClass() != o.getClass()) {
            return false;
        }

        GroupKey groupKey = (GroupKey) o;

        return value.equals(groupKey.value);

    }

    public int hashCode() {
        return new HashCodeBuilder(435, 773).append(value).toHashCode();
    }

    public String toString() {
        return value;
    }

    public static List<String> convertToStringList(List<GroupKey> groupKeys) {
        List<String> stringKeys = new ArrayList<String>();
        for (GroupKey groupKey : groupKeys) {
            stringKeys.add(groupKey.toString());
        }
        return stringKeys;
    }
}