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合约事件推送的SampleCode中BlockNumber是BigInteger所以直接复制过来用会编译错误 #1795

@limingxie

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@limingxie

https://fisco-bcos-doc.readthedocs.io/zh-cn/latest/docs/sdk/java_sdk/event_sub.html#id7

几个示例中的Block参数是BigInteger,所以编译的时候报错。

    // 全部Event fromBlock设置为 -1 
    params.setFromBlock(-1);  //应该是==> params.setFromBlock(new BigInteger("-1"));

    // toBlock设置为-1,处理至最新区块继续等待新的区块
    params.setToBlock(-1);  //应该是==> params.setToBlock(new BigInteger("-1"));

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