關(guān)于null的消失:使用JsonObject.NULL
public static final Object NULL = new JSONObject.Null();
private static final class Null {
...
}
調(diào)用的是內(nèi)部類NULL,是Object對(duì)象。
public static final Object NULL = new JSONObject.Null();
private static final class Null {
...
}
調(diào)用的是內(nèi)部類NULL,是Object對(duì)象。
2016-10-20
其實(shí)不用自己定義一個(gè)nullObject,JSONObject源碼中已經(jīng)幫我們定義了:
/**
* JSONObject.NULL is equivalent to the value that JavaScript calls null,
* whilst Java's null is equivalent to the value that JavaScript calls
* undefined.
*/
private static final class Null {
...
}
/**
* JSONObject.NULL is equivalent to the value that JavaScript calls null,
* whilst Java's null is equivalent to the value that JavaScript calls
* undefined.
*/
private static final class Null {
...
}
2016-10-18
已采納回答 / XhstormR
在你app的builder.gradle的dependencies{}里加 ?compile 'com.google.code.gson:gson:2.7'
2016-10-18
jar包用maven配置一下就有:
<dependency>
<groupId>com.google.code.gson</groupId>
<artifactId>gson</artifactId>
<version>2.4</version>
</dependency>
<dependency>
<groupId>com.google.code.gson</groupId>
<artifactId>gson</artifactId>
<version>2.4</version>
</dependency>
JSON是一種與開發(fā)語(yǔ)言無關(guān)的、輕量級(jí)的數(shù)據(jù)格式。全稱JavaScript Object Notation
2016-10-16
最新回答 / qq_昨夜星辰_6
“/ www.json”? 這個(gè)路徑對(duì)應(yīng)的是 ?源包下的文件,你的應(yīng)該寫成 ?/com/mycompay/json/www.json
2016-10-11