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java.lang.Objectorg.xml.sax.helpers.DefaultHandler
unsw.cse.mica.util.StackableHandler
public abstract class StackableHandler
A class providing support for XML handlers to be added and removed from a stack. This enables a handler to delegate parsing by placing a new handler above it on the stack, which allows re-using of handler components.
| Constructor Summary | |
|---|---|
StackableHandler()
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| Method Summary | |
|---|---|
void |
onPopped(StackableHandler handler,
java.lang.Object obj)
Notify this handler that the handler above this one on the stack has popped itself off the stack. |
void |
pop()
Tell this handler to pop itself of the stack This method just calls pop(null) |
void |
pop(java.lang.Object msg)
Pop this handler off the stack, passing the object msg to the next handler down. |
void |
push(StackableHandler handler)
Push a child handler onto the stack associated with this handler |
void |
setStackHandler(StackHandler stack)
Set the stack for this handler |
| Methods inherited from class org.xml.sax.helpers.DefaultHandler |
|---|
characters, endDocument, endElement, endPrefixMapping, error, fatalError, ignorableWhitespace, notationDecl, processingInstruction, resolveEntity, setDocumentLocator, skippedEntity, startDocument, startElement, startPrefixMapping, unparsedEntityDecl, warning |
| Methods inherited from class java.lang.Object |
|---|
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
|---|
public StackableHandler()
| Method Detail |
|---|
public void setStackHandler(StackHandler stack)
stack - public void push(StackableHandler handler)
handler -
public void pop()
throws org.xml.sax.SAXException
pop(null)
- Throws:
org.xml.sax.SAXException
public void pop(java.lang.Object msg)
throws org.xml.sax.SAXException
msg - the message to be passed from this handler to the one below.
org.xml.sax.SAXException
public void onPopped(StackableHandler handler,
java.lang.Object obj)
throws org.xml.sax.SAXException
handler -
org.xml.sax.SAXException
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