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XMLEncoder.java
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/
XMLEncoder.java
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package org.codehaus.groovy.grails.plugins.codecs;
import java.util.Arrays;
import java.util.HashSet;
import java.util.Set;
public class XMLEncoder extends AbstractCharReplacementEncoder {
static final String XML_CODEC_NAME="EscapedXML";
private static final String ESCAPED_APOS = "&#" + ((int) '\'') + ";"; // html doesn't have apos, so use numeric entity
private static final String ESCAPED_QUOTE = """;
private static final String ESCAPED_GT = ">";
private static final String ESCAPED_LT = "<";
private static final String ESCAPED_AMP = "&";
// some extras
private static final String ESCAPED_BACKSLASH = "&#" + ((int) '\\') + ";";
private static final char NBSP=(char)160;
private static final String ESCAPED_NON_BREAKING_SPACE = "&#" + ((int) NBSP) + ";";
private static final String ESCAPED_BACKTICK = "&#" + ((int) '`') + ";";
private static final String ESCAPED_AT = "&#" + ((int) '@') + ";"; // IE Javascript conditional compilation rules
private static final Set<String> equivalentCodecNames = new HashSet<String>(Arrays.asList(new String[]{"HTML4",HTMLCodec.CODEC_NAME}));
@Override
protected String escapeCharacter(char ch) {
if(ch < ' ' && ch != '\t' && ch != '\n' && ch != '\r') {
return "";
}
switch(ch) {
case '&': return ESCAPED_AMP;
case '<': return ESCAPED_LT;
case '>': return ESCAPED_GT;
case '"': return ESCAPED_QUOTE;
case '\'': return ESCAPED_APOS;
case '\\': return ESCAPED_BACKSLASH;
case '@': return ESCAPED_AT;
case '`': return ESCAPED_BACKTICK;
case NBSP: return ESCAPED_NON_BREAKING_SPACE;
}
return null;
}
public Set<String> getEquivalentCodecNames() {
return equivalentCodecNames;
}
public String getCodecName() {
return XML_CODEC_NAME;
}
}