List archive content: Creating file list on the fly (for saving memory).

Kai Reinhard

30.47.2018 3a8b25a696e7e7e26ec655275d0af50ace95f2db

 borgbutler-core/src/main/java/de/micromata/borgbutler/BorgCommands.java

@@ -19,7 +19,6 @@
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Scanner;

/**
 * Creates and executes  borg commands by calling system's borg application (Borg must be installed).
@@ -174,18 +173,19 @@
                .setParams("--json-lines")
                .setDescription("Loading list of files of archive '" + archive.getName() + "' of repo '" + repoConfig.getDisplayName() + "'.");
        List<BorgFilesystemItem> content = new ArrayList<>();
        JobResult<String> jobResult = execute(command).getResult();
        if (jobResult.getStatus() != JobResult.Status.OK) {
            return content;
        }
        String result = jobResult.getResultObject();
        try (Scanner scanner = new Scanner(result)) {
            while (scanner.hasNextLine()) {
                String json = scanner.nextLine();
                BorgFilesystemItem item = JsonUtils.fromJson(BorgFilesystemItem.class, json);
        // The returned job might be an already queued or running one!
        BorgJob job = BorgQueueExecutor.getInstance().execute(new BorgJob(command) {
            @Override
            protected void processStdOutLine(String line, int level) {
                BorgFilesystemItem item = JsonUtils.fromJson(BorgFilesystemItem.class, line);
                item.setMtime(DateUtils.format(item.getMtime()));
                content.add(item);
            }
        });

        JobResult<String> jobResult = job.getResult();
        if (jobResult.getStatus() != JobResult.Status.OK) {
            return content;
        }
        Collections.sort(content); // Sort by path.
        return content;