de.blizzy.documentr.access.PermissionGrantedAuthority.java Source code

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Here is the source code for de.blizzy.documentr.access.PermissionGrantedAuthority.java

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/*
documentr - Edit, maintain, and present software documentation on the web.
Copyright (C) 2012-2013 Maik Schreiber
    
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
    
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.
    
You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/
package de.blizzy.documentr.access;

import lombok.Getter;

import org.apache.commons.lang3.builder.EqualsBuilder;
import org.apache.commons.lang3.builder.HashCodeBuilder;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.util.Assert;

import de.blizzy.documentr.access.GrantedAuthorityTarget.Type;

/** An authority that grants a permission on a target object. */
class PermissionGrantedAuthority implements GrantedAuthority {
    private static final long serialVersionUID = 4837778771482591248L;

    @Getter
    private GrantedAuthorityTarget target;
    @Getter
    private Permission permission;

    /**
     * Constructs a new permission granted authority.
     *
     * @param target the target object
     * @param permission the permission being granted
     */
    PermissionGrantedAuthority(GrantedAuthorityTarget target, Permission permission) {
        Assert.notNull(target);
        Assert.isTrue(target.getType() != Type.PAGE);
        Assert.notNull(permission);

        this.target = target;
        this.permission = permission;
    }

    @Override
    public String getAuthority() {
        return null;
    }

    @Override
    public boolean equals(Object o) {
        if (o == this) {
            return true;
        } else if ((o != null) && o.getClass().equals(getClass())) {
            PermissionGrantedAuthority other = (PermissionGrantedAuthority) o;
            return new EqualsBuilder().append(other.target, target).append(other.permission, permission).isEquals();
        }
        return false;
    }

    @Override
    public int hashCode() {
        return new HashCodeBuilder().append(target).append(permission).toHashCode();
    }
}