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Improve GC for OnCommittedResponseWrapper 

Only track content length if disableOnCommitted is false. This improves object creation and thus GC.

Fixes gh-3842
This commit is contained in:
bartolom 2016-05-02 23:19:21 +02:00 committed by Rob Winch
parent 2bdb0231c2
commit 3ca8273a95
1 changed files with 33 additions and 12 deletions
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45
web/src/main/java/org/springframework/security/web/util/OnCommittedResponseWrapper.java
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@ -42,7 +42,8 @@ public abstract class OnCommittedResponseWrapper extends HttpServletResponseWrap
private long contentLength;
/**
* The size of data written to the response body.
* The size of data written to the response body. The field will only be updated when
* {@link #disableOnCommitted} is false.
*/
private long contentWritten;
@ -158,44 +159,64 @@ public abstract class OnCommittedResponseWrapper extends HttpServletResponseWrap
}
private void trackContentLength(boolean content) {
checkContentLength(content ? 4 : 5); // TODO Localization
if (!this.disableOnCommitted) {
checkContentLength(content ? 4 : 5); // TODO Localization
}
}
private void trackContentLength(char content) {
checkContentLength(1);
if (!this.disableOnCommitted) {
checkContentLength(1);
}
}
private void trackContentLength(Object content) {
trackContentLength(String.valueOf(content));
if (!this.disableOnCommitted) {
trackContentLength(String.valueOf(content));
}
}
private void trackContentLength(byte[] content) {
checkContentLength(content == null ? 0 : content.length);
if (!this.disableOnCommitted) {
checkContentLength(content == null ? 0 : content.length);
}
}
private void trackContentLength(char[] content) {
checkContentLength(content == null ? 0 : content.length);
if (!this.disableOnCommitted) {
checkContentLength(content == null ? 0 : content.length);
}
}
private void trackContentLength(int content) {
trackContentLength(String.valueOf(content));
if (!this.disableOnCommitted) {
trackContentLength(String.valueOf(content));
}
}
private void trackContentLength(float content) {
trackContentLength(String.valueOf(content));
if (!this.disableOnCommitted) {
trackContentLength(String.valueOf(content));
}
}
private void trackContentLength(double content) {
trackContentLength(String.valueOf(content));
if (!this.disableOnCommitted) {
trackContentLength(String.valueOf(content));
}
}
private void trackContentLengthLn() {
trackContentLength("\r\n");
if (!this.disableOnCommitted) {
trackContentLength("\r\n");
}
}
private void trackContentLength(String content) {
int contentLength = content == null ? 4 : content.length();
checkContentLength(contentLength);
if (!this.disableOnCommitted) {
int contentLength = content == null ? 4 : content.length();
checkContentLength(contentLength);
}
}
/**