org.springframework.security.core.context.SecurityContextImpl.java Source code

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Here is the source code for org.springframework.security.core.context.SecurityContextImpl.java

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/*
 * Copyright 2004, 2005, 2006 Acegi Technology Pty Limited
 *
 * Licensed 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
 *
 *      https://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.springframework.security.core.context;

import org.springframework.security.core.Authentication;
import org.springframework.security.core.SpringSecurityCoreVersion;

/**
 * Base implementation of {@link SecurityContext}.
 * <p>
 * Used by default by {@link SecurityContextHolder} strategies.
 *
 * @author Ben Alex
 */
public class SecurityContextImpl implements SecurityContext {

    private static final long serialVersionUID = SpringSecurityCoreVersion.SERIAL_VERSION_UID;

    // ~ Instance fields
    // ================================================================================================

    private Authentication authentication;

    public SecurityContextImpl() {
    }

    public SecurityContextImpl(Authentication authentication) {
        this.authentication = authentication;
    }

    // ~ Methods
    // ========================================================================================================

    @Override
    public boolean equals(Object obj) {
        if (obj instanceof SecurityContextImpl) {
            SecurityContextImpl test = (SecurityContextImpl) obj;

            if ((this.getAuthentication() == null) && (test.getAuthentication() == null)) {
                return true;
            }

            if ((this.getAuthentication() != null) && (test.getAuthentication() != null)
                    && this.getAuthentication().equals(test.getAuthentication())) {
                return true;
            }
        }

        return false;
    }

    @Override
    public Authentication getAuthentication() {
        return authentication;
    }

    @Override
    public int hashCode() {
        if (this.authentication == null) {
            return -1;
        } else {
            return this.authentication.hashCode();
        }
    }

    @Override
    public void setAuthentication(Authentication authentication) {
        this.authentication = authentication;
    }

    @Override
    public String toString() {
        StringBuilder sb = new StringBuilder();
        sb.append(super.toString());

        if (this.authentication == null) {
            sb.append(": Null authentication");
        } else {
            sb.append(": Authentication: ").append(this.authentication);
        }

        return sb.toString();
    }
}