Quelle AbstractUser.java Sprache: JAVA

/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements.  See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License.  You may obtain a copy of the License at
*
*      http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.catalina.users;

import java.util.Iterator;

import org.apache.catalina.Group;
import org.apache.catalina.Role;
import org.apache.catalina.User;

/**
* <p>Convenience base class for {@link User} implementations.</p>
*
* @author Craig R. McClanahan
* @since 4.1
*/
public abstract class AbstractUser implements User {

    // ----------------------------------------------------- Instance Variables

    /**
     * The full name of this user.
     */
    protected String fullName = null;

    /**
     * The logon password of this user.
     */
    protected String password = null;

    /**
     * The logon username of this user.
     */
    protected String username = null;

    // ------------------------------------------------------------- Properties

    /**
     * Return the full name of this user.
     */
    @Override
    public String getFullName() {
        return this.fullName;
    }

    /**
     * Set the full name of this user.
     *
     * @param fullName The new full name
     */
    @Override
    public void setFullName(String fullName) {
        this.fullName = fullName;
    }

    /**
     * Return the set of {@link Group}s to which this user belongs.
     */
    @Override
    public abstract Iterator<Group> getGroups();

    /**
     * Return the logon password of this user, optionally prefixed with the
     * identifier of an encoding scheme surrounded by curly braces, such as
     * <code>{md5}xxxxx</code>.
     */
    @Override
    public String getPassword() {
        return this.password;
    }

    /**
     * Set the logon password of this user, optionally prefixed with the
     * identifier of an encoding scheme surrounded by curly braces, such as
     * <code>{md5}xxxxx</code>.
     *
     * @param password The new logon password
     */
    @Override
    public void setPassword(String password) {
        this.password = password;
    }

    /**
     * Return the set of {@link Role}s assigned specifically to this user.
     */
    @Override
    public abstract Iterator<Role> getRoles();

    /**
     * Return the logon username of this user, which must be unique
     * within the scope of a {@link org.apache.catalina.UserDatabase}.
     */
    @Override
    public String getUsername() {
        return this.username;
    }

    /**
     * Set the logon username of this user, which must be unique within
     * the scope of a {@link org.apache.catalina.UserDatabase}.
     *
     * @param username The new logon username
     */
    @Override
    public void setUsername(String username) {
        this.username = username;
    }

    // --------------------------------------------------------- Public Methods

    /**
     * Add a new {@link Group} to those this user belongs to.
     *
     * @param group The new group
     */
    @Override
    public abstract void addGroup(Group group);

    /**
     * Add a new {@link Role} to those assigned specifically to this user.
     *
     * @param role The new role
     */
    @Override
    public abstract void addRole(Role role);

    /**
     * Is this user in the specified {@link Group}?
     *
     * @param group The group to check
     */
    @Override
    public abstract boolean isInGroup(Group group);

    /**
     * Is this user specifically assigned the specified {@link Role}?  This
     * method does <strong>NOT</strong> check for roles inherited based on
     * {@link Group} membership.
     *
     * @param role The role to check
     */
    @Override
    public abstract boolean isInRole(Role role);

    /**
     * Remove a {@link Group} from those this user belongs to.
     *
     * @param group The old group
     */
    @Override
    public abstract void removeGroup(Group group);

    /**
     * Remove all {@link Group}s from those this user belongs to.
     */
    @Override
    public abstract void removeGroups();

    /**
     * Remove a {@link Role} from those assigned to this user.
     *
     * @param role The old role
     */
    @Override
    public abstract void removeRole(Role role);

    /**
     * Remove all {@link Role}s from those assigned to this user.
     */
    @Override
    public abstract void removeRoles();

    // ------------------------------------------------------ Principal Methods

    /**
     * Make the principal name the same as the group name.
     */
    @Override
    public String getName() {
        return getUsername();
    }

}

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