Example usage for org.eclipse.jgit.api ApplyResult ApplyResult

Introduction

In this page you can find the example usage for org.eclipse.jgit.api ApplyResult ApplyResult.

Prototype

ApplyResult

Source Link

Usage

From source file:MySmartApply.java

License:Eclipse Distribution License

/**
 * Executes the {@code ApplyCommand} command with all the options and
 * parameters collected by the setter methods (e.g.
 * {@link #setPatch(InputStream)} of this class. Each instance of this class
 * should only be used for one invocation of the command. Don't call this
 * method twice on an instance.// w ww .  java 2  s  .c om
 *
 * @return an {@link ApplyResult} object representing the command result
 * @throws GitAPIException
 * @throws PatchFormatException
 * @throws PatchApplyException
 */
public ApplyResult call() throws GitAPIException, PatchFormatException, PatchApplyException {
    ApplyResult r = new ApplyResult();
    try {
        final Patch p = new Patch();
        try {
            p.parse(in);
        } finally {
            in.close();
        }
        if (!p.getErrors().isEmpty())
            throw new PatchFormatException(p.getErrors());
        for (FileHeader fh : p.getFiles()) {

            if (listener != null)
                listener.setFilename(
                        getFile((fh.getChangeType() != ChangeType.ADD) ? fh.getOldPath() : fh.getNewPath(),
                                false).getName());

            if (fh.getChangeType() == ChangeType.ADD || fh.getChangeType() == ChangeType.MODIFY
                    || fh.getChangeType() == ChangeType.COPY) {
                if (fh.getNewPath().contains(".lang.php") || fh.getNewPath().contains(".gitignore")
                        || fh.getNewPath().equals("includes/config.php")
                        || fh.getNewPath().contains("/images")) {
                    if (fh.getNewPath().contains(".lang.php") || fh.getNewPath().contains("/images"))
                        this.failed_files.add(getFile(
                                (fh.getChangeType() != ChangeType.ADD) ? fh.getOldPath() : fh.getNewPath(),
                                false));

                    if (listener != null)
                        listener.skipped();
                    continue;
                }
            }

            if (listener != null)
                listener.started();

            ChangeType type = fh.getChangeType();
            File f = null;
            switch (type) {
            case ADD:
                f = getFile(fh.getNewPath(), true);
                apply(f, fh);
                break;
            case MODIFY:
                f = getFile(fh.getOldPath(), false);
                apply(f, fh);
                break;
            case DELETE:
                f = getFile(fh.getOldPath(), false);
                if (!f.delete())
                    throw new PatchApplyException(MessageFormat.format(JGitText.get().cannotDeleteFile, f));
                break;
            case RENAME:
                f = getFile(fh.getOldPath(), false);
                File dest = getFile(fh.getNewPath(), false);
                if (!f.renameTo(dest))
                    throw new PatchApplyException(
                            MessageFormat.format(JGitText.get().renameFileFailed, f, dest));
                break;
            case COPY:
                f = getFile(fh.getOldPath(), false);
                byte[] bs = IO.readFully(f);
                FileOutputStream fos = new FileOutputStream(getFile(fh.getNewPath(), true));
                try {
                    fos.write(bs);
                } finally {
                    fos.close();
                }
            }

            // ... //

            if (!failed_files.contains(f) && type != ChangeType.DELETE)
                r.addUpdatedFile(f);

            // ... //
        }
    } catch (IOException e) {
        throw new PatchApplyException(MessageFormat.format(JGitText.get().patchApplyException, e.getMessage()),
                e);
    }

    return r;
}

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