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test/micro/org/openjdk/bench/java/lang/StringBuilders.java
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rev 54318 : 8221430: StringBuffer(CharSequence) constructor truncates when -XX:-CompactStrings specified
Reviewed-by: igerasim, rriggs
Contributed-by: Andrew Leonard <andrew_m_leonard@uk.ibm.com>
*** 1,7 ****
/*
! * Copyright (c) 2014 Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
--- 1,7 ----
/*
! * Copyright (c) 2014, 2019, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*** 40,49 ****
--- 40,55 ----
private String[] strings;
private String[] str3p4p2;
private String[] str16p8p7;
private String[] str3p9p8;
private String[] str22p40p31;
+ private String[] str22p40p31;
+ private StringBuilder sbLatin1;
+ private StringBuilder sbUtf8;
+
+ return new StringBuilder("Latin1 string");
+ }
@Setup
public void setup() {
strings = new String[]{"As", "your", "attorney,", "I",
"advise", "you", "to", "drive", "at", "top", "speed", "it'll",
*** 51,60 ****
--- 57,68 ----
"there", "before", "you", "turn", "into", "a", "wild", "animal."};
str3p4p2 = new String[]{"123", "1234", "12"};
str16p8p7 = new String[]{"1234567890123456", "12345678", "1234567"};
str3p9p8 = new String[]{"123", "123456789", "12345678"};
str22p40p31 = new String[]{"1234567890123456789012", "1234567890123456789012345678901234567890", "1234567890123456789012345678901"};
+ sbLatin1 = new StringBuilder("Latin1 string");
+ sbUtf8 = new StringBuilder("UTF-\uFF18 string");
}
/** StringBuilder wins over StringMaker. */
@Benchmark
public String concat3p4p2() throws Exception {
*** 254,259 ****
--- 262,287 ----
result.append("stringelinglinglinglong");
result.append('p');
result.append("stringelinglinglinglong");
return result.toString();
}
+
+ @Benchmark
+ public StringBuilder fromLatin1String() {
+ return new StringBuilder("Latin1 string");
+ }
+
+ @Benchmark
+ public StringBuilder fromUtf8String() {
+ return new StringBuilder("UTF-\uFF18 string");
+ }
+
+ @Benchmark
+ public StringBuilder fromLatin1StringBuilder() {
+ return new StringBuilder(sbLatin1);
+ }
+
+ @Benchmark
+ public StringBuilder fromUtf8StringBuilder() {
+ return new StringBuilder(sbUtf8);
+ }
}
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