Examples with HongsException io.github.ihongs.HongsException used on opensource projects

Example 81 with HongsException

use of io.github.ihongs.HongsException in project HongsCORE by ihongs.

the class Async method close.

@Override
public void close() {
    if (!servs.isShutdown()) {
        servs.shutdownNow();
    }
    if (back == null) {
        if (!tasks.isEmpty()) {
            CoreLogger.error("There has {} task(s) not run.", tasks.size());
        }
        return;
    }
    File file;
    file = back;
    back = null;
    if (!tasks.isEmpty()) {
        try {
            save(file);
            CoreLogger.trace("There has {} task(s) not run, save to '{}'.", tasks.size(), file.getPath());
        } catch (HongsException ex) {
            CoreLogger.error(ex);
        }
    } else if (file.exists()) {
        file.delete();
    }
}

Example 82 with HongsException

use of io.github.ihongs.HongsException in project HongsCORE by ihongs.

the class Model method get.

public Map get(String id, FetchCase caze) throws HongsException {
    if (id == null || id.length() == 0) {
        throw new HongsException(1094, "ID can not be empty for get");
    }
    Map rd = new HashMap();
    rd.put(this.table.primaryKey, id);
    // 调用filter进行过滤
    caze = caze != null ? caze.clone() : fetchCase();
    caze.setOption("MODEL_START", "get");
    this.filter(caze, rd);
    return this.table.fetchLess(caze);
}

Example 83 with HongsException

use of io.github.ihongs.HongsException in project HongsCORE by ihongs.

the class Model method exists.

/**
 * 检查是否存在
 *
 * @param rd
 * @param caze
 * @return 存在为true, 反之为false
 * @throws io.github.ihongs.HongsException
 */
public boolean exists(Map rd, FetchCase caze) throws HongsException {
    if (rd == null) {
        rd = new HashMap();
    }
    if (caze == null) {
        caze = fetchCase();
    }
    // 默认不关联
    if (!caze.hasOption("ASSOCS") && !caze.hasOption("ASSOC_TYPES") && !caze.hasOption("ASSOC_JOINS")) {
        caze.setOption("ASSOCS", new HashSet());
    }
    // 是否缺少n或v参数
    if (!rd.containsKey("n") || !rd.containsKey("v")) {
        throw new HongsException(1085, "Param n or v can not be empty");
    }
    String n = (String) rd.get("n");
    String v = (String) rd.get("v");
    Map columns = this.table.getFields();
    // 是否缺少n对应的字段
    if (!columns.containsKey(n)) {
        throw new HongsException(1086, "Column " + n + " is not exists");
    }
    caze.filter("`" + this.table.name + "`.`" + n + "` = ?", v);
    Iterator it = rd.entrySet().iterator();
    while (it.hasNext()) {
        Map.Entry entry = (Map.Entry) it.next();
        String field = (String) entry.getKey();
        String value = (String) entry.getValue();
        if (field.equals(this.table.primaryKey) || field.equals(Cnst.ID_KEY)) {
            if (value != null && !value.equals("")) {
                caze.filter("`" + this.table.name + "`.`" + this.table.primaryKey + "` != ?", value);
            }
        } else if (columns.containsKey(field)) {
            caze.filter("`" + this.table.name + "`.`" + field + "` = ?", value);
        }
    }
    Map row = this.table.fetchLess(caze);
    return !row.isEmpty();
}

Example 84 with HongsException

use of io.github.ihongs.HongsException in project HongsCORE by ihongs.

the class Link method checkSQLParams.

/**
 * 检查SQL数据项
 * @param sql
 * @param params
 * @throws HongsException
 */
public static void checkSQLParams(StringBuilder sql, List params) throws HongsException {
    if (params == null) {
        params = new ArrayList();
    }
    int pos = 0;
    int num = 0;
    while ((pos = sql.indexOf("?", pos)) != -1) {
        if (num >= params.size()) {
            break;
        }
        /**
         * 如果参数是数组或List
         * 则将其全部转化为Set
         * 以供继续后面的处理
         */
        Object obj = params.get(num);
        if (obj != null && obj.getClass().isArray()) {
            obj = new LinkedHashSet(Arrays.asList((Object[]) obj));
        } else if (obj instanceof Map) {
            obj = new LinkedHashSet(((Map) obj).values());
        } else if (obj instanceof List) {
            obj = new LinkedHashSet((List) obj);
        }
        /**
         * 如果参数是Set,
         * 则视为"SQL IN"语句,
         * 将在当前问号后补充足量的问号,
         * 并将参数补充到当前参数列表中.
         */
        if (obj instanceof Collection) {
            Collection set = (Collection) obj;
            int off = num;
            // 加一个空参数防止语法错误
            if (set.isEmpty()) {
                set = Arrays.asList((Object) null);
            }
            // 从第二个参数开始补充问号
            for (int i = 1; i < set.size(); i++) {
                sql.insert(pos + 1, ",?");
                pos += 2;
                num += 1;
            }
            // 平铺到参数列表中
            params.remove(off);
            params.addAll(off, set);
        }
        pos += 1;
        num += 1;
    }
    if (num != params.size()) {
        throw new HongsException(1049, "The number of '?' and the number of parameters are inconsistent." + " ?s: " + num + " params: " + params.size() + " SQL: " + sql);
    }
}

Example 85 with HongsException

use of io.github.ihongs.HongsException in project HongsCORE by ihongs.

the class Link method update.

/**
 * 更新记录
 * <p>注: 调用update(sql, params...)实现</p>
 * @param table
 * @param values
 * @param where
 * @param params
 * @return 更新条数
 * @throws HongsException
 */
public int update(String table, Map<String, Object> values, String where, Object... params) throws HongsException {
    if (values == null || values.isEmpty()) {
        throw new HongsException(1047, "Update value can not be empty.");
    }
    if (where == null || where.isEmpty()) {
        throw new HongsException(1048, "Update where can not be empty.");
    }
    table = quoteField(table);
    /**
     * 组织语言 *
     */
    List paramz = new ArrayList(values.size());
    String vs = "";
    Iterator it = values.entrySet().iterator();
    while (it.hasNext()) {
        Map.Entry entry = (Map.Entry) it.next();
        String field = (String) entry.getKey();
        paramz.add((Object) entry.getValue());
        vs += ", " + quoteField(field) + " = ?";
    }
    String sql = "UPDATE " + table + " SET " + vs.substring(2) + " WHERE " + where;
    if (params.length > 0) {
        paramz.addAll(Arrays.asList(params));
    }
    return this.updates(sql, paramz.toArray());
}