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Create StringBuilder with known size of string #107

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merged 1 commit into from
Jul 7, 2021
Merged

Create StringBuilder with known size of string #107

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5 changes: 4 additions & 1 deletion src/main/java/me/tongfei/progressbar/DefaultProgressBarRenderer.java
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Original file line number Diff line number Diff line change
Expand Up @@ -98,6 +98,9 @@ protected String speed(ProgressState progress, Duration elapsed) {
}

public String render(ProgressState progress, int maxLength) {
if (maxLength <= 0) {
return "";
}

Instant currTime = Instant.now();
Duration elapsed = Duration.between(progress.startInstant, currTime);
Expand Down Expand Up @@ -126,7 +129,7 @@ public String render(ProgressState progress, int maxLength) {

int length = maxLength - prefixLength - suffixLength;

StringBuilder sb = new StringBuilder();
StringBuilder sb = new StringBuilder(maxLength);
sb.append(prefix);

// case of indefinite progress bars
Expand Down