Examples with JSONArray cn.hutool.json.JSONArray used on opensource projects

Example 1 with JSONArray

use of cn.hutool.json.JSONArray in project hutool by looly.

the class JSONArrayTest method toListTest.

@Test
public void toListTest() {
    String jsonStr = FileUtil.readString("exam_test.json", CharsetUtil.CHARSET_UTF_8);
    JSONArray array = JSONUtil.parseArray(jsonStr);
    ArrayList<Exam> list = array.toList(Exam.class);
    Assert.assertFalse(list.isEmpty());
}

Example 2 with JSONArray

use of cn.hutool.json.JSONArray in project hutool by looly.

the class JSONArrayTest method toListWithNullTest.

/**
 * 单元测试用于测试在列表元素中有null时的情况下是否出错
 */
@Test
public void toListWithNullTest() {
    String json = "[null,{'akey':'avalue','bkey':'bvalue'}]";
    JSONArray ja = JSONUtil.parseArray(json);
    ArrayList<KeyBean> list = ja.toList(KeyBean.class);
    Assert.assertTrue(null == list.get(0));
    Assert.assertEquals("avalue", list.get(1).getAkey());
    Assert.assertEquals("bvalue", list.get(1).getBkey());
}

Example 3 with JSONArray

use of cn.hutool.json.JSONArray in project hutool by looly.

the class JSONArrayTest method addTest.

@Test
public void addTest() {
    // 方法1
    JSONArray array = JSONUtil.createArray();
    // 方法2
    // JSONArray array = new JSONArray();
    array.add("value1");
    array.add("value2");
    array.add("value3");
    Assert.assertEquals(array.get(0), "value1");
}

Example 4 with JSONArray

use of cn.hutool.json.JSONArray in project hutool by looly.

the class JSONXMLSerializer method toXml.

/**
 * 转换JSONObject为XML
 *
 * @param object      JSON对象或数组
 * @param tagName     可选标签名称，名称为空时忽略标签
 * @param contentKeys 标识为内容的key,遇到此key直接解析内容而不增加对应名称标签
 * @return A string.
 * @throws JSONException JSON解析异常
 */
public static String toXml(Object object, String tagName, String... contentKeys) throws JSONException {
    if (null == object) {
        return null;
    }
    final StringBuilder sb = new StringBuilder();
    if (object instanceof JSONObject) {
        // Emit <tagName>
        appendTag(sb, tagName, false);
        // Loop thru the keys.
        ((JSONObject) object).forEach((key, value) -> {
            if (ArrayUtil.isArray(value)) {
                value = new JSONArray(value);
            }
            // Emit content in body
            if (ArrayUtil.contains(contentKeys, key)) {
                if (value instanceof JSONArray) {
                    int i = 0;
                    for (Object val : (JSONArray) value) {
                        if (i > 0) {
                            sb.append(CharUtil.LF);
                        }
                        sb.append(EscapeUtil.escapeXml(val.toString()));
                        i++;
                    }
                } else {
                    sb.append(EscapeUtil.escapeXml(value.toString()));
                }
            // Emit an array of similar keys
            } else if (StrUtil.isEmptyIfStr(value)) {
                sb.append(wrapWithTag(null, key));
            } else if (value instanceof JSONArray) {
                for (Object val : (JSONArray) value) {
                    if (val instanceof JSONArray) {
                        sb.append(wrapWithTag(toXml(val), key));
                    } else {
                        sb.append(toXml(val, key));
                    }
                }
            } else {
                sb.append(toXml(value, key));
            }
        });
        // Emit the </tagname> close tag
        appendTag(sb, tagName, true);
        return sb.toString();
    }
    if (ArrayUtil.isArray(object)) {
        object = new JSONArray(object);
    }
    if (object instanceof JSONArray) {
        for (Object val : (JSONArray) object) {
            // XML does not have good support for arrays. If an array
            // appears in a place where XML is lacking, synthesize an
            // <array> element.
            sb.append(toXml(val, tagName == null ? "array" : tagName));
        }
        return sb.toString();
    }
    return wrapWithTag(EscapeUtil.escapeXml(object.toString()), tagName);
}

Example 5 with JSONArray

use of cn.hutool.json.JSONArray in project hutool by dromara.

the class JSONXMLSerializer method toXml.

/**
 * 转换JSONObject为XML
 *
 * @param object      JSON对象或数组
 * @param tagName     可选标签名称，名称为空时忽略标签
 * @param contentKeys 标识为内容的key,遇到此key直接解析内容而不增加对应名称标签
 * @return A string.
 * @throws JSONException JSON解析异常
 */
public static String toXml(Object object, String tagName, String... contentKeys) throws JSONException {
    if (null == object) {
        return null;
    }
    final StringBuilder sb = new StringBuilder();
    if (object instanceof JSONObject) {
        // Emit <tagName>
        appendTag(sb, tagName, false);
        // Loop thru the keys.
        ((JSONObject) object).forEach((key, value) -> {
            if (ArrayUtil.isArray(value)) {
                value = new JSONArray(value);
            }
            // Emit content in body
            if (ArrayUtil.contains(contentKeys, key)) {
                if (value instanceof JSONArray) {
                    int i = 0;
                    for (Object val : (JSONArray) value) {
                        if (i > 0) {
                            sb.append(CharUtil.LF);
                        }
                        sb.append(EscapeUtil.escapeXml(val.toString()));
                        i++;
                    }
                } else {
                    sb.append(EscapeUtil.escapeXml(value.toString()));
                }
            // Emit an array of similar keys
            } else if (StrUtil.isEmptyIfStr(value)) {
                sb.append(wrapWithTag(null, key));
            } else if (value instanceof JSONArray) {
                for (Object val : (JSONArray) value) {
                    if (val instanceof JSONArray) {
                        sb.append(wrapWithTag(toXml(val), key));
                    } else {
                        sb.append(toXml(val, key));
                    }
                }
            } else {
                sb.append(toXml(value, key));
            }
        });
        // Emit the </tagname> close tag
        appendTag(sb, tagName, true);
        return sb.toString();
    }
    if (ArrayUtil.isArray(object)) {
        object = new JSONArray(object);
    }
    if (object instanceof JSONArray) {
        for (Object val : (JSONArray) object) {
            // XML does not have good support for arrays. If an array
            // appears in a place where XML is lacking, synthesize an
            // <array> element.
            sb.append(toXml(val, tagName == null ? "array" : tagName));
        }
        return sb.toString();
    }
    return wrapWithTag(EscapeUtil.escapeXml(object.toString()), tagName);
}