解决MongoDB读数据报异常readEndDocument can only be called when State is END_OF_DOCUMENT

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org.bson.BsonInvalidOperationException: readEndDocument can only be called when State is END_OF_DOCUMENT, not when State is NAME.    at org.bson.AbstractBsonReader.throwInvalidState(AbstractBsonReader.java:671)    at org.bson.AbstractBsonReader.readEndDocument(AbstractBsonReader.java:357)    at com.jianmi.cloud.mongo.content.SmsContentCodec.decode(SmsContentCodec.java:42)    at com.jianmi.cloud.mongo.content.SmsContentCodec.decode(SmsContentCodec.java:16)    at com.mongodb.operation.CommandResultArrayCodec.decode(CommandResultArrayCodec.java:52)    at com.mongodb.operation.CommandResultDocumentCodec.readValue(CommandResultDocumentCodec.java:53)    at org.bson.codecs.BsonDocumentCodec.decode(BsonDocumentCodec.java:84)    at org.bson.codecs.BsonDocumentCodec.decode(BsonDocumentCodec.java:41)

    public SmsContentEntity decode(BsonReader reader, DecoderContext decoderContext) {        SmsContentEntity user = new SmsContentEntity();        reader.readStartDocument();        user.setId(reader.readObjectId("_id").toString());        user.setAccount(reader.readString("account"));    //用户名         user.setContent(reader.readString("content"));    //内容         //因为多了一些字段不读取，这里都跳过一下        while (reader.readBsonType() != BsonType.END_OF_DOCUMENT) {            System.out.println("reader.readName:"+reader.readName());            reader.skipValue();        }        reader.readEndDocument();        return user;    }

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