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Copy pathPair.java
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executable file
·150 lines (133 loc) · 4.92 KB
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/*Copyright (C) 2020 THL A29 Limited, a Tencent company. All rights reserved.
This source code is licensed under the Apache License Version 2.0.*/
package apijson.orm;
import java.util.Collection;
import java.util.HashMap;
import java.util.Map;
import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONObject;
import apijson.StringUtil;
/**key:value
* @author Lemon
*/
public class Pair extends Entry<String, String> {
private static final Map<String, Class<?>> CLASS_MAP;
static {
CLASS_MAP = new HashMap<String, Class<?>>();
CLASS_MAP.put(boolean.class.getSimpleName(), boolean.class);
CLASS_MAP.put(int.class.getSimpleName(), int.class);
CLASS_MAP.put(long.class.getSimpleName(), long.class);
CLASS_MAP.put(float.class.getSimpleName(), float.class);
CLASS_MAP.put(double.class.getSimpleName(), double.class);
CLASS_MAP.put(Boolean.class.getSimpleName(), Boolean.class);
CLASS_MAP.put(Integer.class.getSimpleName(), Integer.class);
CLASS_MAP.put(Long.class.getSimpleName(), Long.class);
CLASS_MAP.put(Float.class.getSimpleName(), Float.class);
CLASS_MAP.put(Double.class.getSimpleName(), Double.class);
CLASS_MAP.put(Object.class.getSimpleName(), Object.class);
CLASS_MAP.put(String.class.getSimpleName(), String.class);
CLASS_MAP.put(Collection.class.getSimpleName(), Collection.class);//不允许指定<T>
CLASS_MAP.put(Map.class.getSimpleName(), Map.class);//不允许指定<T>
CLASS_MAP.put(JSONObject.class.getSimpleName(), JSONObject.class);//必须有，Map中没有getLongValue等方法
CLASS_MAP.put(JSONArray.class.getSimpleName(), JSONArray.class);//必须有，Collection中没有getJSONObject等方法
}
public Pair() {
super();
}
public boolean isEmpty(boolean trim) {
return StringUtil.isNotEmpty(key, trim) == false && StringUtil.isNotEmpty(value, trim) == false;
}
/**
* @param <K>
* @param pair
* @return
*/
public static <K, V> boolean isCorrect(Entry<K, V> pair) {
return pair != null && StringUtil.isNotEmpty(pair.getValue(), true);
}
/**
* @param pair
* @return
*/
public String toPairString() {
return toPairString(getKey(), getValue());
}
/**
* @param pair
* @return
*/
public static String toPairString(String typeKey, String valueKey) {
return (typeKey == null ? "" : typeKey + ":") + valueKey;
}
/**
* @param type
* @param value
* @return
*/
public static String toPairString(Class<?> type, Object value) {
return toPairString(type == null ? null : type.getSimpleName(), StringUtil.getString(value));
}
/**
* isRightValueDefault = false;
* "key":null不应该出现？因为FastJSON内默认不存null
* @param pair leftKey:rightValue
* @return {@link #parseEntry(String, boolean)}
*/
public static Entry<String, String> parseEntry(String pair) {
return parseEntry(pair, false);
}
/**
* isRightValueDefault = false;
* "key":null不应该出现？因为FastJSON内默认不存null
* @param pair leftKey:rightValue
* @param isRightValueDefault 右边值缺省，当pair不包含 : 时默认整个pair为leftKey；false-相反
* @return {@link #parseEntry(String, boolean, String)}
*/
public static Entry<String, String> parseEntry(String pair, boolean isRightValueDefault) {
return parseEntry(pair, isRightValueDefault, null);
}
/**
* "key":null不应该出现？因为FastJSON内默认不存null
* @param pair leftKey:rightValue
* @param isRightValueDefault 右边值缺省，当pair不包含 : 时默认整个pair为leftKey；false-相反
* @param defaultValue 缺省值
* @return @NonNull
*/
public static Entry<String, String> parseEntry(String pair, boolean isRightValueDefault, String defaultValue) {
pair = StringUtil.getString(pair);//让客户端去掉所有空格 getNoBlankString(pair);
Entry<String, String> entry = new Entry<String, String>();
if (pair.isEmpty() == false) {
int index = pair.indexOf(":");
if (index < 0) {
entry.setKey(isRightValueDefault ? pair : defaultValue);
entry.setValue(isRightValueDefault ? defaultValue : pair);
} else {
entry.setKey(pair.substring(0, index));
entry.setValue(pair.substring(index + 1, pair.length()));
}
}
return entry;
}
/**
* @param pair
* @return
*/
public static Entry<String, String> parseVariableEntry(String pair) {
return parseEntry(pair, false, Object.class.getSimpleName());
}
/**
* @param pair
* @param valueMap
* @return
*/
public static Entry<Class<?>, Object> parseVariableEntry(String pair, Map<String, Object> valueMap) {
pair = StringUtil.getString(pair);//让客户端去掉所有空格 getNoBlankString(pair);
Entry<Class<?>, Object> entry = new Entry<Class<?>, Object>();
if (pair.isEmpty() == false) {
int index = pair.contains(":") ? pair.indexOf(":") : -1;
entry.setKey(CLASS_MAP.get(index < 0 ? Object.class.getSimpleName() : pair.substring(0, index)));
entry.setValue(valueMap == null ? null : valueMap.get(pair.substring(index + 1, pair.length())));
}
return entry;
}
}