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Prevent CTRL-D from causing NPE in shell

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Update the integrated shell to deal with a null line which can be
triggered with CTRL-D.

Fixes gh-229
This commit is contained in:
Phillip Webb 2014-01-16 09:19:26 -08:00
parent 796816e8c3
commit 28a92d22dc
1 changed files with 2 additions and 2 deletions
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4
spring-boot-cli/src/main/java/org/springframework/boot/cli/command/shell/Shell.java
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@ -175,8 +175,8 @@ public class Shell {
}
private void runInputLoop() throws Exception {
while (true) {
String line = this.consoleReader.readLine(getPrompt());
String line;
while ((line = this.consoleReader.readLine(getPrompt())) != null) {
while (line.endsWith("\\")) {
line = line.substring(0, line.length() - 1);
line += this.consoleReader.readLine("> ");