如何解决java.io.IOException:流已关闭
当我尝试打印来自http连接的响应时,出现以下错误。我想我两次使用流,因此,它说流已关闭但不确定。
我正在尝试使用writeInstFile()
打印响应的getInputStream().getText()
方法上出现错误
我只是想创建一个新的字符串变量,并将连接流响应放入该变量中并打印出来,以便我可以看到在尝试执行http请求时得到的响应:
private void writeInstFile(File outFile) {
Properties config = workflowEnvironment.getConfig()
//http connection to get Authentication token
HttpURLConnection connection = connection("https://XXX/RequestToken")
if (connection.responseCode == HTTP_OK) {
String authToken = authTokenFromJson(jsonFromDssRequestTokenConnection(connection))
log.info("Authentication token: $authToken")
println(connection.getInputStream().getText());
if (connection.responseCode == HTTP_OK) {
println("Got http response code: ${connection.responseCode},message: ${connection.responseMessage}")
log.info("Successful DSS request to ${connection.getURL()}")
LazyMap json = jsonFromDssExtractionConnection(connection)
.....
}
private static String authTokenFromJson(LazyMap json) {
json.value
}
private static LazyMap jsonFromDssRequestTokenConnection(HttpURLConnection connection) {
connection.inputStream.withCloseable { inStream ->
new JsonSlurper().parse(inStream as InputStream)
} as LazyMap
}
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