zhouxy108/hutool
1
0
Fork 0
mirror of https://gitee.com/chinabugotech/hutool.git synced 2025-07-21 15:09:48 +08:00
Code Issues Packages Projects Releases Wiki Activity

add methods

Browse Source
This commit is contained in:
Looly
2021-10-15 01:27:16 +08:00
parent 05141a7927
commit 5cd7e806e1
5 changed files with 132 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

42
hutool-json/src/main/java/cn/hutool/json/JSONArray.java
View File

@@ -3,6 +3,8 @@ package cn.hutool.json;
import cn.hutool.core.bean.BeanPath;
import cn.hutool.core.collection.ArrayIter;
import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.lang.Filter;
import cn.hutool.core.lang.Pair;
import cn.hutool.core.text.StrJoiner;
import cn.hutool.core.util.ArrayUtil;
import cn.hutool.core.util.ObjectUtil;
@@ -12,6 +14,7 @@ import cn.hutool.json.serialize.GlobalSerializeMapping;
import cn.hutool.json.serialize.JSONSerializer;
import cn.hutool.json.serialize.JSONWriter;
import java.io.StringWriter;
import java.io.Writer;
import java.util.ArrayList;
import java.util.Collection;
@@ -529,11 +532,48 @@ public class JSONArray implements JSON, JSONGetter<Integer>, List<Object>, Rando
return this.toJSONString(0);
}
/**
* 返回JSON字符串<br>
* 支持过滤器，即选择哪些字段或值不写出
*
* @param indentFactor 每层缩进空格数
* @param filter 键值对过滤器
* @return JSON字符串
* @since 5.7.15
*/
public String toJSONString(int indentFactor, Filter<Pair<Integer, Object>> filter){
final StringWriter sw = new StringWriter();
synchronized (sw.getBuffer()) {
return this.write(sw, indentFactor, 0, filter).toString();
}
}
@Override
public Writer write(Writer writer, int indentFactor, int indent) throws JSONException {
return write(writer, indentFactor, indent, null);
}
/**
* 将JSON内容写入Writer<br>
* 支持过滤器，即选择哪些字段或值不写出
*
* @param writer writer
* @param indentFactor 缩进因子，定义每一级别增加的缩进量
* @param indent 本级别缩进量
* @param filter 过滤器
* @return Writer
* @throws JSONException JSON相关异常
* @since 5.7.15
*/
public Writer write(Writer writer, int indentFactor, int indent, Filter<Pair<Integer, Object>> filter) throws JSONException {
final JSONWriter jsonWriter = JSONWriter.of(writer, indentFactor, indent, config)
.beginArray();
this.forEach(jsonWriter::writeValue);
CollUtil.forEach(this, (value, index)->{
if (null == filter || filter.accept(new Pair<>(index, value))) {
jsonWriter.writeValue(value);
}
});
jsonWriter.end();
// 此处不关闭Writer，考虑writer后续还需要填内容
return writer;

44
hutool-json/src/main/java/cn/hutool/json/JSONObject.java
View File

@@ -6,6 +6,8 @@ import cn.hutool.core.bean.copier.BeanCopier;
import cn.hutool.core.bean.copier.CopyOptions;
import cn.hutool.core.collection.CollectionUtil;
import cn.hutool.core.convert.Convert;
import cn.hutool.core.lang.Filter;
import cn.hutool.core.lang.Pair;
import cn.hutool.core.map.CaseInsensitiveLinkedMap;
import cn.hutool.core.map.CaseInsensitiveMap;
import cn.hutool.core.map.MapUtil;
@@ -18,6 +20,7 @@ import cn.hutool.json.serialize.JSONObjectSerializer;
import cn.hutool.json.serialize.JSONSerializer;
import cn.hutool.json.serialize.JSONWriter;
import java.io.StringWriter;
import java.io.Writer;
import java.math.BigDecimal;
import java.math.BigInteger;
@@ -552,17 +555,54 @@ public class JSONObject implements JSON, JSONGetter<String>, Map<String, Object>
return this.toJSONString(0);
}
/**
* 返回JSON字符串<br>
* 支持过滤器，即选择哪些字段或值不写出
*
* @param indentFactor 每层缩进空格数
* @param filter 键值对过滤器
* @return JSON字符串
* @since 5.7.15
*/
public String toJSONString(int indentFactor, Filter<Pair<String, Object>> filter){
final StringWriter sw = new StringWriter();
synchronized (sw.getBuffer()) {
return this.write(sw, indentFactor, 0, filter).toString();
}
}
@Override
public Writer write(Writer writer, int indentFactor, int indent) throws JSONException {
return write(writer, indentFactor, indent, null);
}
/**
* 将JSON内容写入Writer<br>
* 支持过滤器，即选择哪些字段或值不写出
*
* @param writer writer
* @param indentFactor 缩进因子，定义每一级别增加的缩进量
* @param indent 本级别缩进量
* @param filter 过滤器
* @return Writer
* @throws JSONException JSON相关异常
* @since 5.7.15
*/
public Writer write(Writer writer, int indentFactor, int indent, Filter<Pair<String, Object>> filter) throws JSONException {
final JSONWriter jsonWriter = JSONWriter.of(writer, indentFactor, indent, config)
.beginObj();
this.forEach(jsonWriter::writeField);
this.forEach((key, value) -> {
if (null == filter || filter.accept(new Pair<>(key, value))) {
jsonWriter.writeField(key, value);
}
});
jsonWriter.end();
// 此处不关闭Writer，考虑writer后续还需要填内容
return writer;
}
// ------------------------------------------------------------------------------------------------- Private method start
/**
* Bean对象转Map
*