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findbugs: deal with all the encoding issues in a unified way #467

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findbugs: deal with all the encoding issues in a unified way #467

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16 changes: 16 additions & 0 deletions utils/src/com/cloud/utils/StringUtils.java
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Original file line number Diff line number Diff line change
Expand Up @@ -19,6 +19,7 @@

package com.cloud.utils;

import java.nio.charset.Charset;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
Expand All @@ -32,6 +33,21 @@
public class StringUtils {
private static final char[] hexChar = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F'};

private static Charset preferredACSCharset;

{
String preferredCharset = "UTF-8";
if (Charset.isSupported(preferredCharset)) {
preferredACSCharset = Charset.forName(preferredCharset);
} else {
preferredACSCharset = Charset.defaultCharset();
}
}

public static Charset getPreferredCharset() {
return preferredACSCharset;
}

public static String join(Iterable<? extends Object> iterable, String delim) {
StringBuilder sb = new StringBuilder();
if (iterable != null) {
Expand Down