Examples with InternalException com.baidu.hugegraph.exception.InternalException used on opensource projects

Example 1 with InternalException

use of com.baidu.hugegraph.exception.InternalException in project incubator-hugegraph-toolchain by apache.

the class FileMappingService method moveToNextLevelDir.

public String moveToNextLevelDir(FileMapping mapping) {
    File currFile = new File(mapping.getPath());
    String destPath = Paths.get(currFile.getParentFile().getPath(), FILE_PREIFX + mapping.getId()).toString();
    File destDir = new File(destPath);
    try {
        FileUtils.moveFileToDirectory(currFile, destDir, true);
    } catch (IOException e) {
        this.remove(mapping.getId());
        throw new InternalException("Failed to move file to next level directory");
    }
    return Paths.get(destPath, currFile.getName()).toString();
}

Example 2 with InternalException

use of com.baidu.hugegraph.exception.InternalException in project incubator-hugegraph-toolchain by apache.

the class FileMappingService method extractColumns.

public void extractColumns(FileMapping mapping) {
    File file = FileUtils.getFile(mapping.getPath());
    BufferedReader reader;
    try {
        reader = new BufferedReader(new FileReader(file));
    } catch (FileNotFoundException e) {
        throw new InternalException("The file '%s' is not found", file);
    }
    FileSetting setting = mapping.getFileSetting();
    String delimiter = setting.getDelimiter();
    Pattern pattern = Pattern.compile(setting.getSkippedLine());
    String[] columnNames;
    String[] columnValues;
    try {
        String line;
        while ((line = reader.readLine()) != null) {
            if (!pattern.matcher(line).matches()) {
                break;
            }
        }
        Ex.check(line != null, "The file has no data line can treat as header");
        String[] firstLine = StringUtils.split(line, delimiter);
        if (setting.isHasHeader()) {
            // The first line as column names
            columnNames = firstLine;
            // The second line as column values
            line = reader.readLine();
            columnValues = StringUtil.split(line, delimiter);
        } else {
            // Let columns names as: column-1, column-2 ...
            columnNames = new String[firstLine.length];
            for (int i = 1; i <= firstLine.length; i++) {
                columnNames[i - 1] = "col-" + i;
            }
            // The first line as column values
            columnValues = firstLine;
        }
    } catch (IOException e) {
        throw new InternalException("Failed to read header and sample " + "data from file '%s'", file);
    } finally {
        IOUtils.closeQuietly(reader);
    }
    setting.setColumnNames(Arrays.asList(columnNames));
    setting.setColumnValues(Arrays.asList(columnValues));
}

Example 3 with InternalException

use of com.baidu.hugegraph.exception.InternalException in project incubator-hugegraph-toolchain by apache.

the class LoadTaskService method readLoadFailedReason.

public String readLoadFailedReason(FileMapping mapping) {
    String path = mapping.getPath();
    File parentDir = FileUtils.getFile(path).getParentFile();
    File failureDataDir = FileUtils.getFile(parentDir, "mapping", "failure-data");
    // list error data file
    File[] errorFiles = failureDataDir.listFiles((dir, name) -> {
        return name.endsWith("error");
    });
    if (errorFiles == null) {
        return "For some reason, the error file was not generated. " + "Please check the log for details";
    }
    Ex.check(errorFiles.length == 1, "There should exist only one error file, actual is %s", errorFiles.length);
    File errorFile = errorFiles[0];
    try {
        return FileUtils.readFileToString(errorFile);
    } catch (IOException e) {
        throw new InternalException("Failed to read error file %s", e, errorFile);
    }
}

Example 4 with InternalException

use of com.baidu.hugegraph.exception.InternalException in project incubator-hugegraph-toolchain by apache.

the class EntityUtil method merge.

@SuppressWarnings("unchecked")
public static <T extends Mergeable> T merge(T oldEntity, T newEntity) {
    Class<?> clazz = oldEntity.getClass();
    T entity;
    try {
        entity = (T) clazz.newInstance();
    } catch (InstantiationException | IllegalAccessException e) {
        throw new InternalException("reflect.new-instance.failed", e, clazz.getName());
    }
    Field[] fields = clazz.getDeclaredFields();
    for (Field field : fields) {
        // NOTE: Skip jacoco injected field
        if (field.getName().startsWith("$")) {
            continue;
        }
        MergeProperty property = field.getAnnotation(MergeProperty.class);
        if (property == null) {
            continue;
        }
        field.setAccessible(true);
        try {
            Object oldFieldValue = field.get(oldEntity);
            Object newFieldValue = field.get(newEntity);
            if (property.useNew()) {
                if (property.ignoreNull() && newFieldValue == null) {
                    field.set(entity, oldFieldValue);
                } else {
                    field.set(entity, newFieldValue);
                }
            } else {
                field.set(entity, oldFieldValue);
            }
        } catch (IllegalAccessException e) {
            throw new InternalException("reflect.access-field.failed", e, field.getName(), clazz.getName());
        }
    }
    return entity;
}

Example 5 with InternalException

use of com.baidu.hugegraph.exception.InternalException in project incubator-hugegraph-toolchain by apache.

the class ExecuteHistoryService method remove.

@Transactional(isolation = Isolation.READ_COMMITTED)
public void remove(int connId, int id) {
    ExecuteHistory history = this.mapper.selectById(id);
    HugeClient client = this.getClient(connId);
    if (history.getType().equals(ExecuteType.GREMLIN_ASYNC)) {
        client.task().delete(history.getAsyncId());
    }
    if (this.mapper.deleteById(id) != 1) {
        throw new InternalException("entity.delete.failed", history);
    }
}