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Prevent EmptyStackException in case no stack of prompts is empty

This commit is contained in:
Christian Dupuis 2014-02-16 14:05:25 +01:00
parent fc4aabde75
commit 703d7d3fd9
1 changed files with 3 additions and 1 deletions
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4
spring-boot-cli/src/main/java/org/springframework/boot/cli/command/shell/ShellPrompts.java
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@ -43,7 +43,9 @@ public class ShellPrompts {
* @see #pushPrompt(String) * @see #pushPrompt(String)
*/ */
public void popPrompt() { public void popPrompt() {
this.prompts.pop(); if (!this.prompts.isEmpty()) {
this.prompts.pop();
}
} }
/** /**