XMLSchemaValidator.XPathMatcherStack (Xerces2 Implementation)

java.lang.Object
- org.apache.xerces.impl.xs.XMLSchemaValidator.XPathMatcherStack

Enclosing class:

XMLSchemaValidator
```
protected static class XMLSchemaValidator.XPathMatcherStack
extends java.lang.Object
```
Stack of XPath matchers for identity constraints.

Author:

Andy Clark, IBM

Field Summary

Fields
Modifier and Type	Field	Description
`protected IntStack`	`fContextStack`	Offset stack for contexts.
`protected XPathMatcher[]`	`fMatchers`	Active matchers.
`protected int`	`fMatchersCount`	Count of active matchers.

Constructor Summary

Constructors
Constructor Description

XPathMatcherStack()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`addMatcher(XPathMatcher matcher)`	Adds a matcher.
`void`	`clear()`	Resets the XPath matcher stack.
`XPathMatcher`	`getMatcherAt(int index)`	Returns the XPath matcher at the specified index.
`int`	`getMatcherCount()`	Returns the count of XPath matchers.
`void`	`popContext()`	Pops a context off of the stack.
`void`	`pushContext()`	Pushes a new context onto the stack.
`int`	`size()`	Returns the size of the stack.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - fMatchers
```
protected XPathMatcher[] fMatchers
```
    Active matchers.
  - fMatchersCount
```
protected int fMatchersCount
```
    Count of active matchers.
  - fContextStack
```
protected IntStack fContextStack
```
    Offset stack for contexts.
- Constructor Detail
  - XPathMatcherStack
```
public XPathMatcherStack()
```
- Method Detail
  - clear
```
public void clear()
```
    Resets the XPath matcher stack.
  - size
```
public int size()
```
    Returns the size of the stack.
  - getMatcherCount
```
public int getMatcherCount()
```
    Returns the count of XPath matchers.
  - addMatcher
```
public void addMatcher(XPathMatcher matcher)
```
    Adds a matcher.
  - getMatcherAt
```
public XPathMatcher getMatcherAt(int index)
```
    Returns the XPath matcher at the specified index.
  - pushContext
```
public void pushContext()
```
    Pushes a new context onto the stack.
  - popContext
```
public void popContext()
```
    Pops a context off of the stack.