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authorslaws <slaws@13f79535-47bb-0310-9956-ffa450edef68>2010-03-02 14:36:32 +0000
committerslaws <slaws@13f79535-47bb-0310-9956-ffa450edef68>2010-03-02 14:36:32 +0000
commit4c34c1822db1c556024c14880ea051c01f496988 (patch)
tree4838c57cb923608a0fe0c6000c20e9f5a32e57d8 /sca-java-2.x/trunk
parent9504f9126af4be1d780f20a87b9e650b0096a7fe (diff)
TUSCANY-242 add operation to trim whitespace from anyURI attributes according to XML whitespace facet set to "collapse". Only exploited by composite service promote attribute while I ask on the ML if there is a smart way of detecting anyURI types.
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@918054 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'sca-java-2.x/trunk')
-rw-r--r--sca-java-2.x/trunk/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/CompositeProcessor.java2
-rw-r--r--sca-java-2.x/trunk/modules/assembly-xml/src/test/java/org/apache/tuscany/sca/assembly/xml/StripURISpacesTestCase.java78
-rw-r--r--sca-java-2.x/trunk/modules/assembly-xml/src/test/resources/org/apache/tuscany/sca/assembly/xml/CalculatorURISpaces.composite59
-rw-r--r--sca-java-2.x/trunk/modules/common-xml/src/main/java/org/apache/tuscany/sca/common/xml/stax/StAXHelper.java65
-rw-r--r--sca-java-2.x/trunk/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/BaseStAXArtifactProcessor.java10
5 files changed, 213 insertions, 1 deletions
diff --git a/sca-java-2.x/trunk/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/CompositeProcessor.java b/sca-java-2.x/trunk/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/CompositeProcessor.java
index e5df0a145e..fba0997d2f 100644
--- a/sca-java-2.x/trunk/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/CompositeProcessor.java
+++ b/sca-java-2.x/trunk/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/CompositeProcessor.java
@@ -229,7 +229,7 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
contract = compositeService;
compositeService.setName(getString(reader, NAME));
- String promoted = getString(reader, PROMOTE);
+ String promoted = getURIString(reader, PROMOTE);
if (promoted != null) {
String promotedComponentName;
String promotedServiceName;
diff --git a/sca-java-2.x/trunk/modules/assembly-xml/src/test/java/org/apache/tuscany/sca/assembly/xml/StripURISpacesTestCase.java b/sca-java-2.x/trunk/modules/assembly-xml/src/test/java/org/apache/tuscany/sca/assembly/xml/StripURISpacesTestCase.java
new file mode 100644
index 0000000000..8d9bc72389
--- /dev/null
+++ b/sca-java-2.x/trunk/modules/assembly-xml/src/test/java/org/apache/tuscany/sca/assembly/xml/StripURISpacesTestCase.java
@@ -0,0 +1,78 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.sca.assembly.xml;
+
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertEquals;
+
+import java.io.InputStream;
+
+import javax.xml.stream.XMLInputFactory;
+import javax.xml.stream.XMLOutputFactory;
+import javax.xml.stream.XMLStreamReader;
+
+import org.apache.tuscany.sca.assembly.Composite;
+import org.apache.tuscany.sca.assembly.CompositeService;
+import org.apache.tuscany.sca.contribution.processor.ExtensibleStAXArtifactProcessor;
+import org.apache.tuscany.sca.contribution.processor.ProcessorContext;
+import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor;
+import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessorExtensionPoint;
+import org.apache.tuscany.sca.core.DefaultExtensionPointRegistry;
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+/**
+ * Test reading SCA XML assemblies.
+ *
+ * @version $Rev$ $Date$
+ */
+public class StripURISpacesTestCase {
+
+ private static XMLInputFactory inputFactory;
+ private static StAXArtifactProcessor<Object> staxProcessor;
+ private static ProcessorContext context;
+
+ @BeforeClass
+ public static void setUp() throws Exception {
+ ExtensionPointRegistry extensionPoints = new DefaultExtensionPointRegistry();
+ context = new ProcessorContext(extensionPoints);
+ inputFactory = XMLInputFactory.newInstance();
+ StAXArtifactProcessorExtensionPoint staxProcessors = extensionPoints.getExtensionPoint(StAXArtifactProcessorExtensionPoint.class);
+ staxProcessor = new ExtensibleStAXArtifactProcessor(staxProcessors, XMLInputFactory.newInstance(), XMLOutputFactory.newInstance());
+ }
+
+
+
+ @Test
+ public void testReadComposite() throws Exception {
+ InputStream is = getClass().getResourceAsStream("CalculatorURISpaces.composite");
+ XMLStreamReader reader = inputFactory.createXMLStreamReader(is);
+ Composite composite = (Composite)staxProcessor.read(reader, context);
+ assertNotNull(composite);
+ is.close();
+
+ CompositeService compositeService = (CompositeService)composite.getServices().get(0);
+ assertNotNull(compositeService);
+
+ // Promoted component name with leading and training spaces removed
+ assertEquals("CalculatorServiceComponent", compositeService.getPromotedComponent().getName());
+ }
+}
diff --git a/sca-java-2.x/trunk/modules/assembly-xml/src/test/resources/org/apache/tuscany/sca/assembly/xml/CalculatorURISpaces.composite b/sca-java-2.x/trunk/modules/assembly-xml/src/test/resources/org/apache/tuscany/sca/assembly/xml/CalculatorURISpaces.composite
new file mode 100644
index 0000000000..287810b156
--- /dev/null
+++ b/sca-java-2.x/trunk/modules/assembly-xml/src/test/resources/org/apache/tuscany/sca/assembly/xml/CalculatorURISpaces.composite
@@ -0,0 +1,59 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+-->
+<composite xmlns="http://docs.oasis-open.org/ns/opencsa/sca/200912"
+ xmlns:x="http://x"
+ xmlns:calc="http://calc"
+ targetNamespace="http://calc"
+ name="Calculator">
+
+ <service name="CalculatorService" promote=" CalculatorServiceComponent ">
+ <interface.java interface="calculator.CalculatorService"/>
+ </service>
+
+ <component name="CalculatorServiceComponent">
+ <implementation.java class="calculator.CalculatorServiceImpl"/>
+ <reference name="addService" multiplicity="0..1" target="AddServiceComponent"/>
+ <reference name="subtractService" target="SubtractServiceComponent"/>
+ <reference name="multiplyService" target="MultiplyServiceComponent"/>
+ <reference name="divideService" target="DivideServiceComponent"/>
+ </component>
+
+ <component name="AddServiceComponent">
+ <implementation.java class="calculator.AddServiceImpl"/>
+ </component>
+
+ <component name="SubtractServiceComponent">
+ <implementation.java class="calculator.SubtractServiceImpl"/>
+ </component>
+
+ <component name="MultiplyServiceComponent">
+ <implementation.java class="calculator.MultiplyServiceImpl"/>
+ </component>
+
+ <component name="DivideServiceComponent">
+ <implementation.java class="calculator.DivideServiceImpl"/>
+ </component>
+
+ <x:unknownElement uknAttr="attribute1">
+ <y:subUnknownElement1 xmlns:y="http://y" uknAttr1="attribute2"/>
+ <x:subUnknownElement2 />
+ </x:unknownElement>
+
+</composite>
diff --git a/sca-java-2.x/trunk/modules/common-xml/src/main/java/org/apache/tuscany/sca/common/xml/stax/StAXHelper.java b/sca-java-2.x/trunk/modules/common-xml/src/main/java/org/apache/tuscany/sca/common/xml/stax/StAXHelper.java
index 09d9d3062d..42d3a18312 100644
--- a/sca-java-2.x/trunk/modules/common-xml/src/main/java/org/apache/tuscany/sca/common/xml/stax/StAXHelper.java
+++ b/sca-java-2.x/trunk/modules/common-xml/src/main/java/org/apache/tuscany/sca/common/xml/stax/StAXHelper.java
@@ -309,6 +309,71 @@ public class StAXHelper {
public static String getAttributeAsString(XMLStreamReader reader, String name) {
return reader.getAttributeValue(null, name);
}
+
+ /**
+ * TUSCANY-242
+ *
+ * Returns the URI value of an attribute as a string and first applies the
+ * URI whitespace processing as defined in section 4.3.6 of XML Schema Part2: Datatypes
+ * [http://www.w3.org/TR/xmlschema-2/#rf-facets]. anyURI is defined with the following
+ * XSD:
+ * <xs:simpleType name="anyURI" id="anyURI">
+ * <xs:restriction base="xs:anySimpleType">
+ * <xs:whiteSpace value="collapse" fixed="true" id="anyURI.whiteSpace"/>
+ * </xs:restriction>
+ * </xs:simpleType>
+ *
+ * The <xs:whiteSpace value="collapse"/> constraining facet is defined as follows
+ *
+ * replace
+ * All occurrences of #x9 (tab), #xA (line feed) and #xD (carriage return) are replaced with #x20 (space)
+ * collapse
+ * After the processing implied by replace, contiguous sequences of #x20's are collapsed to a single #x20,
+ * and leading and trailing #x20's are removed
+ *
+ * It seems that the StAX parser does apply this rule so we do it here.
+ *
+ * @param reader
+ * @param name
+ * @return
+ */
+ public static String getAttributeAsURIString(XMLStreamReader reader, String name) {
+ // get the basic string value
+ String uri = reader.getAttributeValue(null, name);
+
+ // apply the "collapse" rule
+ if (uri != null){
+ // turn tabs, line feeds and carriage returns into spaces
+ uri = uri.replace('\t', ' ');
+ uri = uri.replace('\n', ' ');
+ uri = uri.replace('\r', ' ');
+
+ // remote leading and trailing spaces. Other whitespace
+ // has already been converted to spaces above
+ uri = uri.trim();
+
+ // collapse any contiguous spaces into a single space
+ StringBuilder sb= new StringBuilder(uri.length());
+ boolean spaceFound= false;
+ for(int i=0; i< uri.length(); ++i){
+ char c= uri.charAt(i);
+ if(c == ' '){
+ if(!spaceFound){
+ sb.append(c);
+ spaceFound = true;
+ } else {
+ // collapse the space by ignoring it
+ }
+ }else{
+ sb.append(c);
+ spaceFound= false;
+ }
+ }
+ uri = sb.toString();
+ }
+
+ return uri;
+ }
/**
* Returns the value of xsi:type attribute
diff --git a/sca-java-2.x/trunk/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/BaseStAXArtifactProcessor.java b/sca-java-2.x/trunk/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/BaseStAXArtifactProcessor.java
index b8d16b7fae..7056823ec8 100644
--- a/sca-java-2.x/trunk/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/BaseStAXArtifactProcessor.java
+++ b/sca-java-2.x/trunk/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/BaseStAXArtifactProcessor.java
@@ -101,6 +101,16 @@ public abstract class BaseStAXArtifactProcessor {
protected String getString(XMLStreamReader reader, String name) {
return StAXHelper.getAttributeAsString(reader, name);
}
+
+ /**
+ * Returns the string value of an attribute.
+ * @param reader
+ * @param name
+ * @return
+ */
+ protected String getURIString(XMLStreamReader reader, String name) {
+ return StAXHelper.getAttributeAsURIString(reader, name);
+ }
/**
* Test if an attribute is explicitly set