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package org.simpleframework.http.socket.table;
public class WebSocketValueEncoder {
public String encode(Object value) {
if(value instanceof String) {
String text = String.valueOf(value);
if(containsAnyOf(text, "<>|:=,")) {
StringBuffer buffer = new StringBuffer("<");
for(int i = 0; i < text.length(); i++){
char ch = text.charAt(i);
String hex = Integer.toHexString(ch);
buffer.append(hex);
}
return buffer.toString();
}
}
return ">" + value;
}
public String decode(String text) {
String value = text.substring(1);
if(text.startsWith("?")) {
StringBuilder buffer = new StringBuilder();
for(int i = 0; i < value.length() - 1; i += 2){
String output = value.substring(i, (i + 2));
int decimal = Integer.parseInt(output, 16);
buffer.append((char)decimal);
}
return buffer.toString();
}
return value;
}
public boolean containsAnyOf(String text, String chars) {
int length = chars.length();
for(int i = 0; i < length; i++) {
char value = chars.charAt(i);
if(text.indexOf(value) != -1) {
return true;
}
}
return false;
}
}
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