org.eclipse.jgit.api.errors.ConcurrentRefUpdateException.java Source code

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Here is the source code for org.eclipse.jgit.api.errors.ConcurrentRefUpdateException.java

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/*
 * Copyright (C) 2010, Christian Halstrick <christian.halstrick@sap.com> and
 * other copyright owners as documented in the project's IP log.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Distribution License v1.0 which accompanies this
 * distribution, is reproduced below, and is available at
 * http://www.eclipse.org/org/documents/edl-v10.php
 *
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * - Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer.
 *
 * - Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 *
 * - Neither the name of the Eclipse Foundation, Inc. nor the names of its
 * contributors may be used to endorse or promote products derived from this
 * software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */
package org.eclipse.jgit.api.errors;

import java.text.MessageFormat;

import org.eclipse.jgit.internal.JGitText;
import org.eclipse.jgit.lib.Ref;
import org.eclipse.jgit.lib.RefUpdate;

/**
 * Exception thrown when a command wants to update a ref but failed because
 * another process is accessing (or even also updating) the ref.
 *
 * @see org.eclipse.jgit.lib.RefUpdate.Result#LOCK_FAILURE
 */
public class ConcurrentRefUpdateException extends GitAPIException {
    private static final long serialVersionUID = 1L;
    private RefUpdate.Result rc;
    private Ref ref;

    /**
     * Constructor for ConcurrentRefUpdateException.
     *
     * @param message
     *            error message
     * @param ref
     *            a {@link org.eclipse.jgit.lib.Ref}
     * @param rc
     *            a {@link org.eclipse.jgit.lib.RefUpdate.Result}
     * @param cause
     *            a {@link java.lang.Throwable}
     */
    public ConcurrentRefUpdateException(String message, Ref ref, RefUpdate.Result rc, Throwable cause) {
        super((rc == null) ? message
                : message + ". " //$NON-NLS-1$
                        + MessageFormat.format(JGitText.get().refUpdateReturnCodeWas, rc),
                cause);
        this.rc = rc;
        this.ref = ref;
    }

    /**
     * Constructor for ConcurrentRefUpdateException.
     *
     * @param message
     *            error message
     * @param ref
     *            a {@link org.eclipse.jgit.lib.Ref}
     * @param rc
     *            a {@link org.eclipse.jgit.lib.RefUpdate.Result}
     */
    public ConcurrentRefUpdateException(String message, Ref ref, RefUpdate.Result rc) {
        super((rc == null) ? message
                : message + ". " //$NON-NLS-1$
                        + MessageFormat.format(JGitText.get().refUpdateReturnCodeWas, rc));
        this.rc = rc;
        this.ref = ref;
    }

    /**
     * Get <code>Ref</code>
     *
     * @return the {@link org.eclipse.jgit.lib.Ref} which was tried to by
     *         updated
     */
    public Ref getRef() {
        return ref;
    }

    /**
     * Get result
     *
     * @return the result which was returned by
     *         {@link org.eclipse.jgit.lib.RefUpdate#update()} and which caused
     *         this error
     */
    public RefUpdate.Result getResult() {
        return rc;
    }
}