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Code Issues Releases Wiki Activity

Don't use StringReader in HtmlConverter as calls to read have unnecessary locking.

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This commit is contained in:
Doug Sparling 2015-07-23 00:07:21 -05:00
parent 9050ef16a2
commit ecd5239c2b
1 changed files with 51 additions and 66 deletions
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25
k9mail/src/main/java/com/fsck/k9/helper/HtmlConverter.java
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@ -2,13 +2,10 @@ package com.fsck.k9.helper;
import android.text.*;
import android.text.Html.TagHandler;
import android.util.Log;
import com.fsck.k9.K9;
import org.xml.sax.XMLReader;
import java.io.IOException;
import java.io.StringReader;
import java.util.Collections;
import java.util.HashSet;
import java.util.Locale;
@ -211,14 +208,12 @@ public class HtmlConverter {
// Encode HTML entities to make sure we don't display something evil.
text = TextUtils.htmlEncode(text);
StringReader reader = new StringReader(text);
StringBuilder buff = new StringBuilder(text.length() + TEXT_TO_HTML_EXTRA_BUFFER_LENGTH);
buff.append(htmlifyMessageHeader());
int c;
try {
while ((c = reader.read()) != -1) {
for (int index = 0; index < text.length(); index++) {
char c = text.charAt(index);
switch (c) {
case '\n':
// pine treats <br> as two newlines, but <br/> as one newline. Use <br/> so our messages aren't
@ -228,13 +223,9 @@ public class HtmlConverter {
case '\r':
break;
default:
buff.append((char)c);
buff.append(c);
}//switch
}
} catch (IOException e) {
//Should never happen
Log.e(K9.LOG_TAG, "Could not read string to convert text to HTML:", e);
}
buff.append(htmlifyMessageFooter());
@ -274,15 +265,13 @@ public class HtmlConverter {
if (text.length() > MAX_SMART_HTMLIFY_MESSAGE_LENGTH) {
return simpleTextToHtml(text);
}
StringReader reader = new StringReader(text);
StringBuilder buff = new StringBuilder(text.length() + TEXT_TO_HTML_EXTRA_BUFFER_LENGTH);
boolean isStartOfLine = true; // Are we currently at the start of a line?
int spaces = 0;
int quoteDepth = 0; // Number of DIVs deep we are.
int quotesThisLine = 0; // How deep we should be quoting for this line.
try {
int c;
while ((c = reader.read()) != -1) {
for (int index = 0; index < text.length(); index++) {
char c = text.charAt(index);
if (isStartOfLine) {
switch (c) {
case ' ':
@ -325,10 +314,6 @@ public class HtmlConverter {
}
}
}
} catch (IOException e) {
//Should never happen
Log.e(K9.LOG_TAG, "Could not read string to convert text to HTML:", e);
}
// Close off any quotes we may have opened.
if (quoteDepth > 0) {
for (int i = quoteDepth; i > 0; i--) {