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Viewing changes to org.eclipse.wst.xml.xpath2.processor/src/org/eclipse/wst/xml/xpath2/processor/internal/InternalXPathParser.java

  • Committer: Package Import Robot
  • Author(s): Jakub Adam
  • Date: 2014-07-10 12:54:39 UTC
  • mfrom: (1.1.5)
  • Revision ID: package-import@ubuntu.com-20140710125439-ixzeiqepu8m3e1z6
Tags: 3.6.0-1
* New upstream release.
* Refreshed d/patches/debian-custom-build.patch.
* Regenerate CSSTokenizer during build.
* Override codeless-jar warning in eclipse-wtp binary package.
* Override false positive source-is-missing lintian error in bundle
  org.eclipse.wst.jsdt.support.ie.

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org.eclipse.wst.xml.xpath2.processor/src/org/eclipse/wst/xml/xpath2/processor/internal/InternalXPathParser.java
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import org.eclipse.wst.xml.xpath2.processor.StaticError;
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import org.eclipse.wst.xml.xpath2.processor.XPathParserException;
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import org.eclipse.wst.xml.xpath2.processor.ast.XPath;
 
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import org.eclipse.wst.xml.xpath2.processor.internal.ast.XPathExpr;
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/**
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 * JFlexCupParser parses the xpath expression
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 */
 
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@SuppressWarnings("deprecation")
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public class InternalXPathParser {
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        /**
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                XPathFlex lexer = new XPathFlex(new StringReader(xpath));
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                XPathCup p = null;
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                if (isRootlessAccess) {
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                        p = new XPathCupRestricted(lexer); 
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                }
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                else {
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                        p = new XPathCup(lexer); 
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                }
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                try {
 
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                        XPathCup p = new XPathCup(lexer); 
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                        Symbol res = p.parse();
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                        return (XPath) res.value;
 
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                        XPath xPath2 = (XPath) res.value;
 
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                        if (isRootlessAccess) {
 
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                                xPath2.accept(new DefaultVisitor() {
 
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                                        public Object visit(XPathExpr e) {
 
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                                                if (e.slashes() > 0) {
 
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                                                        throw new XPathParserException("Access to root node is not allowed (set by caller)");
 
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                                                }
 
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                                                do {
 
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                                                        e.expr().accept(this); // check the single step (may have filter with root access)
 
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                                                        e = e.next(); // follow singly linked list of the path, it's all relative past the first one
 
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                                                } while (e != null);
 
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                                                return null;
 
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                                        }
 
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                                });
 
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                        }
 
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                        return xPath2;
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                } catch (JFlexError e) {
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                        throw new XPathParserException("JFlex lexer error: " + e.reason());
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                } catch (CupError e) {
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                        throw new XPathParserException("CUP parser error: " + e.reason());
 
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                } catch (StaticError e) {
 
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                        throw  new XPathParserException(e.code(), e.getMessage());
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                } catch (Exception e) {
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                        throw new XPathParserException(e.getMessage());
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                }