diff options
Diffstat (limited to '')
-rw-r--r-- | sca-java-2.x/trunk/modules/implementation-spring-runtime/src/main/java/org/apache/tuscany/sca/implementation/spring/namespace/ScaNamespaceHandler.java | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/sca-java-2.x/trunk/modules/implementation-spring-runtime/src/main/java/org/apache/tuscany/sca/implementation/spring/namespace/ScaNamespaceHandler.java b/sca-java-2.x/trunk/modules/implementation-spring-runtime/src/main/java/org/apache/tuscany/sca/implementation/spring/namespace/ScaNamespaceHandler.java index 89c87ad1d1..66cb3c76fc 100644 --- a/sca-java-2.x/trunk/modules/implementation-spring-runtime/src/main/java/org/apache/tuscany/sca/implementation/spring/namespace/ScaNamespaceHandler.java +++ b/sca-java-2.x/trunk/modules/implementation-spring-runtime/src/main/java/org/apache/tuscany/sca/implementation/spring/namespace/ScaNamespaceHandler.java @@ -16,7 +16,15 @@ */ package org.apache.tuscany.sca.implementation.spring.namespace; +import java.util.ArrayList; +import java.util.List; +import java.util.StringTokenizer; + +import javax.xml.namespace.QName; + import org.springframework.beans.factory.xml.NamespaceHandlerSupport; +import org.w3c.dom.Element; +import org.w3c.dom.Node; /** * Handler for the <sca:> namespace in an application context @@ -35,4 +43,51 @@ public class ScaNamespaceHandler extends NamespaceHandlerSupport { registerBeanDefinitionParser("property", new ScaPropertyBeanDefinitionParser()); } + private static String getNamespaceURI(Element element, String prefix) { + if (element == null) { + return null; + } + String name = ("".equals(prefix)) ? "xmlns" : "xmlns:" + prefix; + String ns = element.getAttribute(name); + if (ns != null && !"".equals(ns)) { + return ns; + } + Node parent = element.getParentNode(); + if (parent instanceof Element) { + return getNamespaceURI((Element)parent, prefix); + } else { + return null; + } + } + + public static List<QName> resolve(Element element, String listOfNames) { + List<QName> qnames = new ArrayList<QName>(); + StringTokenizer tokenizer = new StringTokenizer(listOfNames); + while (tokenizer.hasMoreTokens()) { + String qname = tokenizer.nextToken(); + String prefix = ""; + String local = qname; + int index = qname.indexOf(':'); + if (index != -1) { + local = qname.substring(index + 1); + prefix = qname.substring(0, index); + } + String ns = getNamespaceURI(element, prefix); + if (ns != null) { + qnames.add(new QName(ns, local, prefix)); + } else { + throw new IllegalArgumentException("Prefix " + prefix + "is not bound to a namespace"); + } + } + return qnames; + } + + public static String getAttribute(Element element, String name) { + String attr = element.getAttributeNS(null, name); + if ("".equals(attr)) { + return null; + } else { + return attr; + } + } } |