package org.testng.reporters;
import java.text.CharacterIterator;
import java.text.StringCharacterIterator;
import java.util.Map.Entry;
import java.util.Properties;
/**
* Static helpers for XML.
*
* @author Cedric Beust Jul 21, 2003
*
*/
public final class XMLUtils {
/** Platform specific end of line */
private static final String EOL = System.getProperty("line.separator");
private XMLUtils() {
// Hide constructor
}
static public String xml(String indent, String elementName, String content,
Properties attributes) {
StringBuffer result = new StringBuffer();
xmlOpen(result, indent, elementName, attributes, true /* no newline */);
result.append(content);
xmlClose(result, "", elementName, XMLUtils.extractComment(elementName, attributes));
return result.toString();
}
public static String extractComment(String tag, Properties properties) {
if (properties == null || "span".equals(tag)) return null;
String[] attributes = new String[] { "id", "name", "class" };
for (String a : attributes) {
String comment = properties.getProperty(a);
if (comment != null) {
return " <!-- " + comment + " -->";
}
}
return null;
}
public static void xmlOptional(StringBuffer result, String sp,
String elementName, Boolean value, Properties attributes) {
if (null != value) {
xmlRequired(result, sp, elementName, value.toString(), attributes);
}
}
public static void xmlOptional(StringBuffer result, String sp,
String elementName, String value, Properties attributes) {
if (null != value) {
xmlRequired(result, sp, elementName, value, attributes);
}
}
public static void xmlRequired(StringBuffer result, String sp,
String elementName, String value, Properties attributes) {
result.append(xml(sp, elementName, value, attributes));
}
public static void xmlOpen(StringBuffer result, String indent, String tag,
Properties attributes) {
xmlOpen(result, indent, tag, attributes, false /* no newline */);
}
/**
* Appends the attributes to result. The attributes are added on a single line
* as: key1="value1" key2="value2" ... (a space is added before the first key)
*
* @param result
* the buffer to append attributes to.
* @param attributes
* the attributes to append (may be null).
*/
public static void appendAttributes(StringBuffer result, Properties attributes) {
if (null != attributes) {
for (Object element : attributes.entrySet()) {
Entry entry = (Entry) element;
String key = entry.getKey().toString();
String value = escape(entry.getValue().toString());
result.append(" ").append(key).append("=\"").append(value).append("\"");
}
}
}
public static void xmlOpen(StringBuffer result, String indent, String tag,
Properties attributes, boolean noNewLine) {
result.append(indent).append("<").append(tag);
appendAttributes(result, attributes);
result.append(">");
if (!noNewLine) {
result.append(EOL);
}
}
public static void xmlClose(StringBuffer result, String indent, String tag, String comment) {
result.append(indent).append("</").append(tag).append(">")
.append(comment != null ? comment : "")
.append(EOL);
}
public static String escape(String input) {
if (input == null) {
return null;
}
StringBuilder result = new StringBuilder();
StringCharacterIterator iterator = new StringCharacterIterator(input);
char character = iterator.current();
while (character != CharacterIterator.DONE) {
if (character == '<') {
result.append("<");
} else if (character == '>') {
result.append(">");
} else if (character == '\"') {
result.append(""");
} else if (character == '\'') {
result.append("'");
} else if (character == '&') {
result.append("&");
} else {
result.append(character);
}
character = iterator.next();
}
return result.toString();
}
}