将json String转换为Objects数组

jac*_*ind 4 java arrays json gson

我有json数组作为字符串

[
        {
        "id":"1",   
            "lat": "23.053",
            "long": "72.629",
            "location": "ABC",
            "address": "DEF",
            "city": "Ahmedabad",
            "state": "Gujrat",
            "phonenumber": "1234567"
        },
        {
        "id":"2",   
            "lat": "23.053",
            "long": "72.629",
            "location": "ABC",
            "address": "DEF",
            "city": "Ahmedabad",
            "state": "Gujrat",
            "phonenumber": "1234567"
        },
        {
            "id":"3",   
        "lat": "23.053",
            "long": "72.629",
            "location": "ABC",
            "address": "DEF",
            "city": "Ahmedabad",
            "state": "Gujrat",
            "phonenumber": "1234567"
        },
        {
            "id":"4",   
        "lat": "23.053",
            "long": "72.629",
            "location": "ABC",
            "address": "DEF",
            "city": "Ahmedabad",
            "state": "Gujrat",
            "phonenumber": "1234567"
        },
        {
            "id":"5",   
        "lat": "23.053",
            "long": "72.629",
            "location": "ABC",
            "address": "DEF",
            "city": "Ahmedabad",
            "state": "Gujrat",
            "phonenumber": "1234567"
        }
]
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我想将此字符串转换为每个json对象.我有一个班级地址.我如何将这个json字符串转换为对象

我试过了

Address address = gson.fromJson(addressJson, Address.class);

com.google.gson.JsonSyntaxException: java.lang.IllegalStateException: Expected BEGIN_OBJECT but was BEGIN_ARRAY at line 1 column 2
    com.google.gson.internal.bind.ReflectiveTypeAdapterFactory$Adapter.read(ReflectiveTypeAdapterFactory.java:176)
    com.google.gson.Gson.fromJson(Gson.java:803)
    com.google.gson.Gson.fromJson(Gson.java:768)
    com.google.gson.Gson.fromJson(Gson.java:717)
    com.google.gson.Gson.fromJson(Gson.java:689)
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Nar*_*hai 19

试试这个

Address[] address = gson.fromJson(addressJson, Address[].class);
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  • +1.另外,如果像`List`这样的集合是首选的,你可以在[`Arrays.asList`]中包装`fromJson`调用(http://docs.oracle.com/javase/7/docs/api/java/util /Arrays.html#asList(T ...)) (4认同)