see: handler.go: TxQcpResultHandler.

NewBaseApp returns a reference to an initialized BaseApp.

SetPruning sets a pruning option on the multistore associated with the app.

BaseApp reflects the ABCI application implementation.

run code before the transactions in a block.

-------------------------------------------------------------------------------------------------------------------------CustomQueryHandler 自定义路径查询ex: path: "/custom/qcp/a/b/c":调用app.RegisterCustomQueryHandler(handler)handler中route为切片:[qcp,a,b,c].

run code after the transactions in a block and return updates to the validator set.

gas-fee 处理.

initialize application state at genesis.

TxQcpResultHandler qcpTx result 回调函数，在TxQcpResult.Exec中调用Important!: txQcpResult 类型为 *txs.QcpTxResultImportant!: 该方法panic时,在其中保存的数据将会被丢弃.