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cache the "hbs.buffer" system property in static field #571

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Merged
jknack merged 1 commit into from
May 24, 2018
Merged

cache the "hbs.buffer" system property in static field #571

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19 changes: 17 additions & 2 deletions handlebars/src/main/java/com/github/jknack/handlebars/internal/FastStringWriter.java
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Original file line number Diff line number Diff line change
Expand Up @@ -29,11 +29,26 @@
* @since 0.1.0
*/
class FastStringWriter extends Writer {

/**
* buffer size for StrBuilder.
*/
private static final int BUFFER_SIZE;

static {
int value;
try {
value = Integer.parseInt(System.getProperty("hbs.buffer", "1600"));
} catch (Throwable e) {
value = 1600;
}
BUFFER_SIZE = value;
}

/**
* The internal buffer.
*/
private StrBuilder buffer = new StrBuilder(Integer
.parseInt(System.getProperty("hbs.buffer", "1600")));
private StrBuilder buffer = new StrBuilder(BUFFER_SIZE);

@Override
public Writer append(final char c) throws IOException {
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