X-Git-Url: http://jaekl.net/gitweb/?p=cfb.git;a=blobdiff_plain;f=prod%2Fnet%2Fjaekl%2Fqd%2Fxml%2FParseResult.java;h=e8210159951327dfbb7646f28c8d05bfe55e7f80;hp=6c2c25f6e9c2e7b22567cbaf388038a9cc2cb685;hb=a938b67bf3d3bd86f8dd7b1f958e81007bf6f2fe;hpb=08a530ef53cc4756f5e632b69c78830872ebd9f4

diff --git a/prod/net/jaekl/qd/xml/ParseResult.java b/prod/net/jaekl/qd/xml/ParseResult.java
index 6c2c25f..e821015 100644
--- a/prod/net/jaekl/qd/xml/ParseResult.java
+++ b/prod/net/jaekl/qd/xml/ParseResult.java
@@ -19,6 +19,8 @@ import org.xml.sax.helpers.AttributesImpl;
 
 public abstract class ParseResult
 {
+	public static final String TAG_FIELD_NAME = "TAG";
+	
 	Stack<CurrentInfo> m_current;								// Name of the element that we're currently inside
 	StringBuilder m_chars;										// character content of m_current.peek()
 	ArrayList<ParseResult> m_childParsers;						// Set of all child parsers
@@ -90,7 +92,7 @@ public abstract class ParseResult
 		ParseResult[] result = new ParseResult[collection.size()];
 		return collection.toArray(result);
 	}
-
+	
 	// returns true if this ParseResult's context has ended with this endElement() call
 	public boolean endElement(String uri, String localName, String qName) throws XmlParseException
 	{
@@ -179,5 +181,24 @@ public abstract class ParseResult
 		// Default implementation is a no-op.
 		// Override if you want to validate on endElement()
 	}
+	
+	protected String getRequiredAttr(String tagName, Attributes attr, String attrName)
+		throws MissingAttributeException
+	{
+		String result = attr.getValue(attrName);
+		if (null == result) {
+			throw new MissingAttributeException(tagName, attrName);
+		}
+		return result;
+	}
+	
+	protected String getOptionalAttr(Attributes attr, String attrName, String defaultValue)
+	{
+		String value = attr.getValue(attrName);
+		if (null == value) {
+			return defaultValue;
+		}
+		return value;
+	}
 }