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Posted to commits@tuscany.apache.org by rf...@apache.org on 2007/03/02 07:32:27 UTC
svn commit: r513629 [2/3] - in
/incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src:
main/java/org/apache/tuscany/core/databinding/javabeans/
main/java/org/apache/tuscany/core/databinding/xml/
test/java/org/apache/tuscany/core/databindi...
Added: incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/NameValueArrayStreamReader.java
URL: http://svn.apache.org/viewvc/incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/NameValueArrayStreamReader.java?view=auto&rev=513629
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--- incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/NameValueArrayStreamReader.java (added)
+++ incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/NameValueArrayStreamReader.java Thu Mar 1 22:32:26 2007
@@ -0,0 +1,403 @@
+/*
+ * 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.core.databinding.xml;
+
+import javax.xml.namespace.NamespaceContext;
+import javax.xml.namespace.QName;
+import javax.xml.stream.Location;
+import javax.xml.stream.XMLStreamException;
+
+public class NameValueArrayStreamReader implements XMLFragmentStreamReader {
+
+ private static final int START_ELEMENT_STATE = 0;
+ private static final int TEXT_STATE = 1;
+ private static final int END_ELEMENT_STATE = 2;
+ private static final int FINAL_END_ELEMENT_STATE = 3;
+ private static final int START_ELEMENT_STATE_WITH_NULL = 4;
+
+ private DelegatingNamespaceContext namespaceContext = new DelegatingNamespaceContext();
+ // the index of the array
+ private int arrayIndex;
+
+ private QName name;
+ private String[] values;
+
+ // start element is the default state
+ private int state = START_ELEMENT_STATE;
+
+ public NameValueArrayStreamReader(QName name, String[] values) {
+ this.name = name;
+ this.values = values;
+ }
+
+ public void setParentNamespaceContext(NamespaceContext nsContext) {
+ this.namespaceContext.setParentNsContext(nsContext);
+ }
+
+ public void init() {
+ // todo what if the Qname namespace has not been declared
+ }
+
+ public Object getProperty(String string) throws IllegalArgumentException {
+ return null;
+ }
+
+ /**
+ * @throws XMLStreamException
+ */
+ public int next() throws XMLStreamException {
+ switch (state) {
+ case START_ELEMENT_STATE:
+ if (values.length > 0) {
+ state = TEXT_STATE;
+ return CHARACTERS;
+ } else {
+ state = FINAL_END_ELEMENT_STATE;
+ return END_ELEMENT;
+ }
+
+ case START_ELEMENT_STATE_WITH_NULL:
+ if (arrayIndex == (values.length - 1)) {
+ state = FINAL_END_ELEMENT_STATE;
+ } else {
+ state = END_ELEMENT_STATE;
+ }
+ return END_ELEMENT;
+ case FINAL_END_ELEMENT_STATE:
+ // oops, not supposed to happen!
+ throw new XMLStreamException("end already reached!");
+ case END_ELEMENT_STATE:
+ // we've to have more values since this is not the
+ // last value
+ // increment the counter
+ arrayIndex++;
+ if (values[arrayIndex] == null) {
+ state = START_ELEMENT_STATE_WITH_NULL;
+ } else {
+ state = START_ELEMENT_STATE;
+ }
+ return START_ELEMENT;
+ case TEXT_STATE:
+ if (arrayIndex == (values.length - 1)) {
+ state = FINAL_END_ELEMENT_STATE;
+ return END_ELEMENT;
+ } else {
+ state = END_ELEMENT_STATE;
+ return END_ELEMENT;
+ }
+
+ default:
+ throw new XMLStreamException("unknown event type!");
+ }
+ }
+
+ public void require(int i, String string, String string1) throws XMLStreamException {
+ // nothing done here
+ }
+
+ public String getElementText() throws XMLStreamException {
+ return null; // not implemented
+ }
+
+ public int nextTag() throws XMLStreamException {
+ return 0; // not implemented
+ }
+
+ public String getAttributeValue(String string, String string1) {
+ if (state == TEXT_STATE) {
+ // todo something
+ return null;
+ } else {
+ return null;
+ }
+
+ }
+
+ public int getAttributeCount() {
+ if (state == START_ELEMENT_STATE_WITH_NULL) {
+ return 1;
+ }
+ if (state == START_ELEMENT_STATE) {
+ return 0;
+ } else {
+ throw new IllegalStateException();
+ }
+
+ }
+
+ public QName getAttributeName(int i) {
+ if (state == START_ELEMENT_STATE_WITH_NULL && i == 0) {
+ return NIL_QNAME;
+ }
+ if (state == START_ELEMENT_STATE) {
+ return null;
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public String getAttributeNamespace(int i) {
+ if (state == START_ELEMENT_STATE_WITH_NULL && i == 0) {
+ return NIL_QNAME.getNamespaceURI();
+ }
+ if (state == START_ELEMENT_STATE) {
+ return null;
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public String getAttributeLocalName(int i) {
+ if (state == START_ELEMENT_STATE_WITH_NULL && i == 0) {
+ return NIL_QNAME.getLocalPart();
+ }
+ if (state == START_ELEMENT_STATE) {
+ return null;
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public String getAttributePrefix(int i) {
+ if (state == START_ELEMENT_STATE_WITH_NULL && i == 0) {
+ return NIL_QNAME.getPrefix();
+ }
+ if (state == START_ELEMENT_STATE) {
+ return null;
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public String getAttributeType(int i) {
+ return null; // not implemented
+ }
+
+ public String getAttributeValue(int i) {
+ if (state == START_ELEMENT_STATE_WITH_NULL && i == 0) {
+ return NIL_VALUE_TRUE;
+ }
+ if (state == START_ELEMENT_STATE) {
+ return null;
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public boolean isAttributeSpecified(int i) {
+ return false; // not supported
+ }
+
+ public int getNamespaceCount() {
+ if (state == START_ELEMENT_STATE_WITH_NULL && isXsiNamespacePresent()) {
+ return 1;
+ } else {
+ return 0;
+ }
+
+ }
+
+ public String getNamespacePrefix(int i) {
+ if (state == START_ELEMENT_STATE_WITH_NULL && isXsiNamespacePresent() && i == 0) {
+ return NIL_QNAME.getPrefix();
+ } else {
+ return null;
+ }
+ }
+
+ public String getNamespaceURI(int i) {
+ if (state == START_ELEMENT_STATE_WITH_NULL && isXsiNamespacePresent() && i == 0) {
+ return NIL_QNAME.getNamespaceURI();
+ } else {
+ return null;
+ }
+ }
+
+ public NamespaceContext getNamespaceContext() {
+ return this.namespaceContext;
+ }
+
+ public boolean isDone() {
+ return state == FINAL_END_ELEMENT_STATE;
+ }
+
+ public int getEventType() {
+ switch (state) {
+ case START_ELEMENT_STATE:
+ return START_ELEMENT;
+ case END_ELEMENT_STATE:
+ return END_ELEMENT;
+ case TEXT_STATE:
+ return CHARACTERS;
+ case FINAL_END_ELEMENT_STATE:
+ return END_ELEMENT;
+ default:
+ throw new UnsupportedOperationException();
+ // we've no idea what this is!!!!!
+ }
+
+ }
+
+ public String getText() {
+ if (state == TEXT_STATE) {
+ return values[arrayIndex];
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public char[] getTextCharacters() {
+ if (state == TEXT_STATE) {
+ return values[arrayIndex].toCharArray();
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public int getTextCharacters(int i, char[] chars, int i1, int i2) throws XMLStreamException {
+ // not implemented
+ throw new UnsupportedOperationException();
+ }
+
+ public int getTextStart() {
+ if (state == TEXT_STATE) {
+ return 0;
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public int getTextLength() {
+ if (state == TEXT_STATE) {
+ return values[arrayIndex].length();
+ } else {
+ throw new IllegalStateException();
+ }
+
+ }
+
+ public String getEncoding() {
+ return null;
+ }
+
+ public boolean hasText() {
+ return state == TEXT_STATE;
+ }
+
+ public Location getLocation() {
+ return null; // not supported
+ }
+
+ public QName getName() {
+ if (state != TEXT_STATE) {
+ return name;
+ } else {
+ return null;
+ }
+ }
+
+ public String getLocalName() {
+ if (state != TEXT_STATE) {
+ return name.getLocalPart();
+ } else {
+ return null;
+ }
+ }
+
+ public boolean hasName() {
+ return state != TEXT_STATE;
+
+ }
+
+ public String getNamespaceURI() {
+ if (state != TEXT_STATE) {
+ return name.getNamespaceURI();
+ } else {
+ return null;
+ }
+
+ }
+
+ public String getPrefix() {
+ if (state != TEXT_STATE) {
+ return name.getPrefix();
+ } else {
+ return null;
+ }
+ }
+
+ public String getVersion() {
+ return null; // todo 1.0 ?
+ }
+
+ public boolean isStandalone() {
+ return false;
+ }
+
+ public boolean standaloneSet() {
+ return false;
+ }
+
+ public String getCharacterEncodingScheme() {
+ return null;
+ }
+
+ public String getPITarget() {
+ return null;
+ }
+
+ public String getPIData() {
+ return null;
+ }
+
+ public boolean hasNext() throws XMLStreamException {
+ return state != FINAL_END_ELEMENT_STATE;
+ }
+
+ public void close() throws XMLStreamException {
+ // Do nothing - we've nothing to free here
+ }
+
+ public String getNamespaceURI(String prefix) {
+ return namespaceContext.getNamespaceURI(prefix);
+ }
+
+ public boolean isStartElement() {
+ return state == START_ELEMENT_STATE;
+ }
+
+ public boolean isEndElement() {
+ return state == END_ELEMENT_STATE;
+ }
+
+ public boolean isCharacters() {
+ return state == TEXT_STATE;
+ }
+
+ public boolean isWhiteSpace() {
+ return false; // no whitespaces here
+ }
+
+ /**
+ * Test whether the xsi namespace is present
+ */
+ private boolean isXsiNamespacePresent() {
+ return namespaceContext.getNamespaceURI(NIL_QNAME.getPrefix()) != null;
+ }
+}
Propchange: incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/NameValueArrayStreamReader.java
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svn:keywords = Rev Date
Added: incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/NameValuePairStreamReader.java
URL: http://svn.apache.org/viewvc/incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/NameValuePairStreamReader.java?view=auto&rev=513629
==============================================================================
--- incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/NameValuePairStreamReader.java (added)
+++ incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/NameValuePairStreamReader.java Thu Mar 1 22:32:26 2007
@@ -0,0 +1,347 @@
+/*
+ * 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.core.databinding.xml;
+
+import javax.xml.namespace.NamespaceContext;
+import javax.xml.namespace.QName;
+import javax.xml.stream.Location;
+import javax.xml.stream.XMLStreamException;
+
+
+public class NameValuePairStreamReader implements XMLFragmentStreamReader {
+
+ private static final int START_ELEMENT_STATE = 0;
+ private static final int TEXT_STATE = 1;
+ private static final int END_ELEMENT_STATE = 2;
+
+ private DelegatingNamespaceContext namespaceContext = new DelegatingNamespaceContext();
+
+ private QName name;
+ private String value;
+
+ private int state = START_ELEMENT_STATE;
+ // initiate at the start element state
+
+ // keeps track whether the namespace is declared
+ // false by default
+ private boolean nsDeclared;
+
+ public NameValuePairStreamReader(QName name, String value) {
+ this.name = name;
+ this.value = value;
+ }
+
+ public Object getProperty(String key) throws IllegalArgumentException {
+ return null;
+ }
+
+ public int next() throws XMLStreamException {
+ // no need to handle null here. it should have been handled
+ // already
+ switch (state) {
+ case START_ELEMENT_STATE:
+ state = TEXT_STATE;
+ return CHARACTERS;
+ case END_ELEMENT_STATE:
+ // oops, not supposed to happen!
+ throw new XMLStreamException("end already reached!");
+ case TEXT_STATE:
+ state = END_ELEMENT_STATE;
+ return END_ELEMENT;
+ default:
+ throw new XMLStreamException("unknown event type!");
+ }
+ }
+
+ public void require(int i, String string, String string1) throws XMLStreamException {
+ // not implemented
+ }
+
+ public String getElementText() throws XMLStreamException {
+ if (state == START_ELEMENT) {
+ // move to the end state and return the value
+ state = END_ELEMENT_STATE;
+ return value;
+ } else {
+ throw new XMLStreamException();
+ }
+
+ }
+
+ public int nextTag() throws XMLStreamException {
+ return 0; // todo
+ }
+
+ public boolean hasNext() throws XMLStreamException {
+ return state != END_ELEMENT_STATE;
+ }
+
+ public void close() throws XMLStreamException {
+ // Do nothing - we've nothing to free here
+ }
+
+ public String getNamespaceURI(String prefix) {
+ return namespaceContext.getNamespaceURI(prefix);
+ }
+
+ public boolean isStartElement() {
+ return state == START_ELEMENT_STATE;
+ }
+
+ public boolean isEndElement() {
+ return state == END_ELEMENT_STATE;
+ }
+
+ public boolean isCharacters() {
+ return state == TEXT_STATE;
+ }
+
+ public boolean isWhiteSpace() {
+ return false; // no whitespaces here
+ }
+
+ public String getAttributeValue(String string, String string1) {
+ return null;
+ }
+
+ public int getAttributeCount() {
+ return 0;
+ }
+
+ public QName getAttributeName(int i) {
+ return null;
+ }
+
+ public String getAttributeNamespace(int i) {
+ return null;
+ }
+
+ public String getAttributeLocalName(int i) {
+ return null;
+ }
+
+ public String getAttributePrefix(int i) {
+ return null;
+ }
+
+ public String getAttributeType(int i) {
+ return null;
+ }
+
+ public String getAttributeValue(int i) {
+ return null;
+ }
+
+ public boolean isAttributeSpecified(int i) {
+ return false; // no attribs here
+ }
+
+ public int getNamespaceCount() {
+ return nsDeclared ? 1 : 0;
+ }
+
+ public String getNamespacePrefix(int i) {
+ return (nsDeclared && i == 0) ? name.getPrefix() : null;
+ }
+
+ public String getNamespaceURI(int i) {
+ return (nsDeclared && i == 0) ? name.getNamespaceURI() : null;
+ }
+
+ public NamespaceContext getNamespaceContext() {
+ return this.namespaceContext;
+ }
+
+ public int getEventType() {
+ switch (state) {
+ case START_ELEMENT_STATE:
+ return START_ELEMENT;
+ case END_ELEMENT_STATE:
+ return END_ELEMENT;
+ case TEXT_STATE:
+ return CHARACTERS;
+ default:
+ throw new UnsupportedOperationException();
+ // we've no idea what this is!!!!!
+ }
+
+ }
+
+ public String getText() {
+ if (state == TEXT_STATE) {
+ return value;
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public char[] getTextCharacters() {
+ if (state == TEXT_STATE) {
+ return value.toCharArray();
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public int getTextCharacters(int i, char[] chars, int i1, int i2) throws XMLStreamException {
+ // not implemented
+ throw new UnsupportedOperationException();
+ }
+
+ public int getTextStart() {
+ if (state == TEXT_STATE) {
+ return 0;
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public int getTextLength() {
+ if (state == TEXT_STATE) {
+ return value.length();
+ } else {
+ throw new IllegalStateException();
+ }
+
+ }
+
+ public String getEncoding() {
+ return null;
+ }
+
+ public boolean hasText() {
+ return state == TEXT_STATE;
+ }
+
+ public Location getLocation() {
+ return new Location() {
+ public int getLineNumber() {
+ return 0;
+ }
+
+ public int getColumnNumber() {
+ return 0;
+ }
+
+ public int getCharacterOffset() {
+ return 0;
+ }
+
+ public String getPublicId() {
+ return null;
+ }
+
+ public String getSystemId() {
+ return null;
+ }
+ };
+ }
+
+ public QName getName() {
+ if (state != TEXT_STATE) {
+ return name;
+ } else {
+ return null;
+ }
+ }
+
+ public String getLocalName() {
+ if (state != TEXT_STATE) {
+ return name.getLocalPart();
+ } else {
+ return null;
+ }
+ }
+
+ public boolean hasName() {
+ return state != TEXT_STATE;
+
+ }
+
+ public String getNamespaceURI() {
+ if (state != TEXT_STATE) {
+ return name.getNamespaceURI();
+ } else {
+ return null;
+ }
+
+ }
+
+ public String getPrefix() {
+ if (state != TEXT_STATE) {
+ return name.getPrefix();
+ } else {
+ return null;
+ }
+ }
+
+ public String getVersion() {
+ return null; // todo 1.0 ?
+ }
+
+ public boolean isStandalone() {
+ return false;
+ }
+
+ public boolean standaloneSet() {
+ return false;
+ }
+
+ public String getCharacterEncodingScheme() {
+ return null;
+ }
+
+ public String getPITarget() {
+ return null;
+ }
+
+ public String getPIData() {
+ return null;
+ }
+
+ public boolean isDone() {
+ return state == END_ELEMENT_STATE;
+ }
+
+ public void setParentNamespaceContext(NamespaceContext nsContext) {
+ this.namespaceContext.setParentNsContext(nsContext);
+ }
+
+ public void init() {
+ // just add the current elements namespace and prefix to the this
+ // elements nscontext
+ addToNsMap(name.getPrefix(), name.getNamespaceURI());
+
+ }
+
+ /**
+ * @param prefix
+ * @param uri
+ */
+ private void addToNsMap(String prefix, String uri) {
+ // todo - need to fix this up to cater for cases where
+ // namespaces are having no prefixes
+ if (!uri.equals(namespaceContext.getNamespaceURI(prefix))) {
+ // this namespace is not there. Need to declare it
+ namespaceContext.pushNamespace(prefix, uri);
+ nsDeclared = true;
+ }
+ }
+
+}
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Added: incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/NamedProperty.java
URL: http://svn.apache.org/viewvc/incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/NamedProperty.java?view=auto&rev=513629
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--- incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/NamedProperty.java (added)
+++ incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/NamedProperty.java Thu Mar 1 22:32:26 2007
@@ -0,0 +1,59 @@
+/*
+ * 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.core.databinding.xml;
+
+import java.util.Map;
+
+import javax.xml.namespace.QName;
+
+/**
+ * A named property
+ *
+ * @version $Rev$ $Date$
+ */
+public class NamedProperty implements Map.Entry<QName, Object> {
+ private QName key;
+
+ private Object value;
+
+ public NamedProperty(QName key, Object value) {
+ this.key = key;
+ this.value = value;
+ }
+
+ public NamedProperty(String key, Object value) {
+ this.key = new QName(key);
+ this.value = value;
+ }
+
+ public QName getKey() {
+ return key;
+ }
+
+ public Object getValue() {
+ return value;
+ }
+
+ public Object setValue(Object value) {
+ Object v = this.value;
+ this.value = value;
+ return v;
+ }
+}
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Added: incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/NilElementStreamReader.java
URL: http://svn.apache.org/viewvc/incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/NilElementStreamReader.java?view=auto&rev=513629
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--- incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/NilElementStreamReader.java (added)
+++ incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/NilElementStreamReader.java Thu Mar 1 22:32:26 2007
@@ -0,0 +1,279 @@
+/*
+ * 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.core.databinding.xml;
+
+import javax.xml.namespace.NamespaceContext;
+import javax.xml.namespace.QName;
+import javax.xml.stream.Location;
+import javax.xml.stream.XMLStreamException;
+
+public class NilElementStreamReader implements XMLFragmentStreamReader {
+
+ private static final int END_ELEMENT_STATE = 2;
+
+ private static final int START_ELEMENT_STATE = 1;
+ private int currentState = START_ELEMENT;
+
+ private QName elementQName;
+
+ public NilElementStreamReader(QName elementQName) {
+ this.elementQName = elementQName;
+ }
+
+ public void setParentNamespaceContext(NamespaceContext nsContext) {
+ // NOOP
+ }
+
+ public void close() throws XMLStreamException {
+ // do nothing
+ }
+
+ public int getAttributeCount() {
+ return 1;
+ }
+
+ public String getAttributeLocalName(int i) {
+ return (i == 0) ? NIL_QNAME.getLocalPart() : null;
+ }
+
+ public QName getAttributeName(int i) {
+ return (i == 0) ? NIL_QNAME : null;
+ }
+
+ public String getAttributeNamespace(int i) {
+ return (i == 0) ? NIL_QNAME.getNamespaceURI() : null;
+ }
+
+ public String getAttributePrefix(int i) {
+ return (i == 0) ? NIL_QNAME.getPrefix() : null;
+ }
+
+ public String getAttributeType(int i) {
+ throw new UnsupportedOperationException();
+ }
+
+ public String getAttributeValue(int i) {
+ return (i == 0) ? NIL_VALUE_TRUE : null;
+ }
+
+ public String getAttributeValue(String string, String string1) {
+ if (string == null && NIL_QNAME.getLocalPart().equals(string1)) {
+ return NIL_VALUE_TRUE;
+ }
+ return null;
+ }
+
+ public String getCharacterEncodingScheme() {
+ throw new UnsupportedOperationException();
+ }
+
+ public String getElementText() throws XMLStreamException {
+ return null;
+ }
+
+ public String getEncoding() {
+ return null;
+ }
+
+ public int getEventType() {
+ int returnEvent = START_DOCUMENT;
+ switch (currentState) {
+ case START_ELEMENT_STATE:
+ returnEvent = START_ELEMENT;
+ break;
+ case END_ELEMENT_STATE:
+ returnEvent = END_ELEMENT;
+ break;
+ }
+ return returnEvent;
+ }
+
+ public String getLocalName() {
+ return elementQName.getLocalPart();
+ }
+
+ public Location getLocation() {
+ return new Location() {
+ public int getCharacterOffset() {
+ return 0;
+ }
+
+ public int getColumnNumber() {
+ return 0;
+ }
+
+ public int getLineNumber() {
+ return 0;
+ }
+
+ public String getPublicId() {
+ return null;
+ }
+
+ public String getSystemId() {
+ return null;
+ }
+ };
+ }
+
+ public QName getName() {
+ return elementQName;
+ }
+
+ public NamespaceContext getNamespaceContext() {
+ throw new UnsupportedOperationException();
+ }
+
+ public int getNamespaceCount() {
+ return 0;
+ }
+
+ public String getNamespacePrefix(int i) {
+ return null;
+ }
+
+ public String getNamespaceURI() {
+ return elementQName.getNamespaceURI();
+ }
+
+ public String getNamespaceURI(int i) {
+ return null;
+ }
+
+ public String getNamespaceURI(String string) {
+ if (elementQName.getPrefix() != null && elementQName.getPrefix().equals(string)) {
+ return elementQName.getNamespaceURI();
+ } else {
+ return null;
+ }
+ }
+
+ public String getPIData() {
+ throw new UnsupportedOperationException();
+ }
+
+ public String getPITarget() {
+ throw new UnsupportedOperationException();
+ }
+
+ public String getPrefix() {
+ return elementQName.getPrefix();
+ }
+
+ public Object getProperty(String key) throws IllegalArgumentException {
+ // since optimization is a global property
+ // we've to implement it everywhere
+ return null;
+ }
+
+ public String getText() {
+ return null;
+ }
+
+ public char[] getTextCharacters() {
+ return new char[0];
+ }
+
+ public int getTextCharacters(int i, char[] chars, int i1, int i2) throws XMLStreamException {
+ return 0;
+ }
+
+ public int getTextLength() {
+ return 0;
+ }
+
+ public int getTextStart() {
+ return 0;
+ }
+
+ public String getVersion() {
+ throw new UnsupportedOperationException();
+ }
+
+ public boolean hasName() {
+ return true;
+ }
+
+ public boolean hasNext() throws XMLStreamException {
+ return currentState != END_ELEMENT_STATE;
+
+ }
+
+ public boolean hasText() {
+ return false;
+ }
+
+ public void init() {
+ // NOOP
+ }
+
+ public boolean isAttributeSpecified(int i) {
+ return i == 0;
+ }
+
+ public boolean isCharacters() {
+ return false;
+ }
+
+ public boolean isDone() {
+ return currentState == END_ELEMENT_STATE;
+ }
+
+ public boolean isEndElement() {
+ return currentState == END_ELEMENT_STATE;
+ }
+
+ public boolean isStandalone() {
+ throw new UnsupportedOperationException();
+ }
+
+ public boolean isStartElement() {
+ return currentState == START_ELEMENT_STATE;
+ }
+
+ public boolean isWhiteSpace() {
+ return false;
+ }
+
+ public int next() throws XMLStreamException {
+ int returnEvent = START_DOCUMENT;
+ switch (currentState) {
+ case START_ELEMENT_STATE:
+ currentState = END_ELEMENT_STATE;
+ returnEvent = END_ELEMENT;
+ break;
+ case END_ELEMENT_STATE:
+ throw new XMLStreamException("parser completed!");
+
+ }
+ return returnEvent;
+ }
+
+ public int nextTag() throws XMLStreamException {
+ throw new UnsupportedOperationException();
+ }
+
+ public void require(int i, String string, String string1) throws XMLStreamException {
+ // nothing
+ }
+
+ public boolean standaloneSet() {
+ throw new UnsupportedOperationException();
+ }
+}
Propchange: incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/NilElementStreamReader.java
------------------------------------------------------------------------------
svn:eol-style = native
Propchange: incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/NilElementStreamReader.java
------------------------------------------------------------------------------
svn:keywords = Rev Date
Modified: incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/Node2XMLStreamReader.java
URL: http://svn.apache.org/viewvc/incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/Node2XMLStreamReader.java?view=diff&rev=513629&r1=513628&r2=513629
==============================================================================
--- incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/Node2XMLStreamReader.java (original)
+++ incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/Node2XMLStreamReader.java Thu Mar 1 22:32:26 2007
@@ -20,7 +20,6 @@
import javax.xml.stream.XMLStreamReader;
-import org.apache.tuscany.core.databinding.xml.StAXHelper.XMLDocumentStreamReader;
import org.apache.tuscany.spi.databinding.PullTransformer;
import org.apache.tuscany.spi.databinding.TransformationContext;
import org.apache.tuscany.spi.databinding.TransformationException;
Modified: incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/StAXHelper.java
URL: http://svn.apache.org/viewvc/incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/StAXHelper.java?view=diff&rev=513629&r1=513628&r2=513629
==============================================================================
--- incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/StAXHelper.java (original)
+++ incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/StAXHelper.java Thu Mar 1 22:32:26 2007
@@ -24,740 +24,19 @@
import java.io.StringReader;
import java.io.StringWriter;
import java.io.Writer;
-import java.util.NoSuchElementException;
-import javax.xml.namespace.NamespaceContext;
-import javax.xml.namespace.QName;
-import javax.xml.stream.Location;
import javax.xml.stream.XMLInputFactory;
import javax.xml.stream.XMLOutputFactory;
-import javax.xml.stream.XMLStreamConstants;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamReader;
import javax.xml.stream.XMLStreamWriter;
import javax.xml.transform.Source;
+
public final class StAXHelper {
private static final XMLInputFactory INPUT_FACTORY = XMLInputFactory.newInstance();
private static final XMLOutputFactory OUTPUT_FACTORY = XMLOutputFactory.newInstance();
private StAXHelper() {
- }
-
- /**
- * This class is derived from Apache Axis2 class org.apache.axis2.util.StreamWrapper</a>. It's used wrap a
- * XMLStreamReader to create a XMLStreamReader representing a document and it will produce START_DOCUMENT,
- * END_DOCUMENT events.
- */
- public static class XMLDocumentStreamReader implements XMLStreamReader {
- private static final int STATE_COMPLETE_AT_NEXT = 2; // The wrapper
- // will produce
- // END_DOCUMENT
-
- private static final int STATE_COMPLETED = 3; // Done
-
- private static final int STATE_INIT = 0; // The wrapper will produce
- // START_DOCUMENT
-
- private static final int STATE_SWITCHED = 1; // The real reader will
- // produce events
-
- private XMLStreamReader realReader;
-
- private int state = STATE_INIT;
-
- public XMLDocumentStreamReader(XMLStreamReader realReader) {
- if (realReader == null) {
- throw new UnsupportedOperationException("Reader cannot be null");
- }
-
- this.realReader = realReader;
-
- // If the real reader is positioned at START_DOCUMENT, always use
- // the real reader
- if (realReader.getEventType() == START_DOCUMENT) {
- state = STATE_SWITCHED;
- }
- }
-
- public void close() throws XMLStreamException {
- realReader.close();
- }
-
- public int getAttributeCount() {
- if (isDelegating()) {
- return realReader.getAttributeCount();
- } else {
- throw new IllegalStateException();
- }
- }
-
- public String getAttributeLocalName(int i) {
- if (isDelegating()) {
- return realReader.getAttributeLocalName(i);
- } else {
- throw new IllegalStateException();
- }
- }
-
- public QName getAttributeName(int i) {
- if (isDelegating()) {
- return realReader.getAttributeName(i);
- } else {
- throw new IllegalStateException();
- }
- }
-
- public String getAttributeNamespace(int i) {
- if (isDelegating()) {
- return realReader.getAttributeNamespace(i);
- } else {
- throw new IllegalStateException();
- }
- }
-
- public String getAttributePrefix(int i) {
- if (isDelegating()) {
- return realReader.getAttributePrefix(i);
- } else {
- throw new IllegalStateException();
- }
- }
-
- public String getAttributeType(int i) {
- if (isDelegating()) {
- return realReader.getAttributeType(i);
- } else {
- throw new IllegalStateException();
- }
- }
-
- public String getAttributeValue(int i) {
- if (isDelegating()) {
- return realReader.getAttributeValue(i);
- } else {
- throw new IllegalStateException();
- }
- }
-
- public String getAttributeValue(String s, String s1) {
- if (isDelegating()) {
- return realReader.getAttributeValue(s, s1);
- } else {
- throw new IllegalStateException();
- }
- }
-
- public String getCharacterEncodingScheme() {
- return realReader.getCharacterEncodingScheme();
- }
-
- public String getElementText() throws XMLStreamException {
- if (isDelegating()) {
- return realReader.getElementText();
- } else {
- throw new XMLStreamException();
- }
- }
-
- public String getEncoding() {
- return realReader.getEncoding();
- }
-
- public int getEventType() {
- int event = -1;
- switch (state) {
- case STATE_SWITCHED:
- case STATE_COMPLETE_AT_NEXT:
- event = realReader.getEventType();
- break;
- case STATE_INIT:
- event = START_DOCUMENT;
- break;
- case STATE_COMPLETED:
- event = END_DOCUMENT;
- break;
- }
- return event;
- }
-
- public String getLocalName() {
- if (isDelegating()) {
- return realReader.getLocalName();
- } else {
- throw new IllegalStateException();
- }
- }
-
- public Location getLocation() {
- if (isDelegating()) {
- return realReader.getLocation();
- } else {
- return null;
- }
- }
-
- public QName getName() {
- if (isDelegating()) {
- return realReader.getName();
- } else {
- throw new IllegalStateException();
- }
- }
-
- public NamespaceContext getNamespaceContext() {
- return realReader.getNamespaceContext();
- }
-
- public int getNamespaceCount() {
- if (isDelegating()) {
- return realReader.getNamespaceCount();
- } else {
- throw new IllegalStateException();
- }
- }
-
- public String getNamespacePrefix(int i) {
- if (isDelegating()) {
- return realReader.getNamespacePrefix(i);
- } else {
- throw new IllegalStateException();
- }
- }
-
- public String getNamespaceURI() {
- if (isDelegating()) {
- return realReader.getNamespaceURI();
- } else {
- throw new IllegalStateException();
- }
- }
-
- public String getNamespaceURI(int i) {
- if (isDelegating()) {
- return realReader.getNamespaceURI(i);
- } else {
- throw new IllegalStateException();
- }
- }
-
- public String getNamespaceURI(String s) {
- if (isDelegating()) {
- return realReader.getNamespaceURI(s);
- } else {
- throw new IllegalStateException();
- }
- }
-
- public String getPIData() {
- if (isDelegating()) {
- return realReader.getPIData();
- } else {
- throw new IllegalStateException();
- }
- }
-
- public String getPITarget() {
- if (isDelegating()) {
- return realReader.getPITarget();
- } else {
- throw new IllegalStateException();
- }
- }
-
- public String getPrefix() {
- if (isDelegating()) {
- return realReader.getPrefix();
- } else {
- throw new IllegalStateException();
- }
- }
-
- public Object getProperty(String s) throws IllegalArgumentException {
- if (isDelegating()) {
- return realReader.getProperty(s);
- } else {
- throw new IllegalArgumentException();
- }
- }
-
- public String getText() {
- if (isDelegating()) {
- return realReader.getText();
- } else {
- throw new IllegalStateException();
- }
- }
-
- public char[] getTextCharacters() {
- if (isDelegating()) {
- return realReader.getTextCharacters();
- } else {
- throw new IllegalStateException();
- }
- }
-
- public int getTextCharacters(int i, char[] chars, int i1, int i2) throws XMLStreamException {
- if (isDelegating()) {
- return realReader.getTextCharacters(i, chars, i1, i2);
- } else {
- throw new IllegalStateException();
- }
- }
-
- public int getTextLength() {
- if (isDelegating()) {
- return realReader.getTextLength();
- } else {
- throw new IllegalStateException();
- }
- }
-
- public int getTextStart() {
- if (isDelegating()) {
- return realReader.getTextStart();
- } else {
- throw new IllegalStateException();
- }
- }
-
- public String getVersion() {
- if (isDelegating()) {
- return realReader.getVersion();
- } else {
- return null;
- }
- }
-
- public boolean hasName() {
- if (isDelegating()) {
- return realReader.hasName();
- } else {
- return false;
- }
- }
-
- public boolean hasNext() throws XMLStreamException {
- if (state == STATE_COMPLETE_AT_NEXT) {
- return true;
- } else if (state == STATE_COMPLETED) {
- return false;
- } else if (state == STATE_SWITCHED) {
- return realReader.hasNext();
- } else {
- return true;
- }
- }
-
- public boolean hasText() {
- if (isDelegating()) {
- return realReader.hasText();
- } else {
- return false;
- }
- }
-
- public boolean isAttributeSpecified(int i) {
- if (isDelegating()) {
- return realReader.isAttributeSpecified(i);
- } else {
- return false;
- }
- }
-
- public boolean isCharacters() {
- if (isDelegating()) {
- return realReader.isCharacters();
- } else {
- return false;
- }
- }
-
- private boolean isDelegating() {
- return state == STATE_SWITCHED || state == STATE_COMPLETE_AT_NEXT;
- }
-
- public boolean isEndElement() {
- if (isDelegating()) {
- return realReader.isEndElement();
- } else {
- return false;
- }
- }
-
- public boolean isStandalone() {
- if (isDelegating()) {
- return realReader.isStandalone();
- } else {
- return false;
- }
- }
-
- public boolean isStartElement() {
- if (isDelegating()) {
- return realReader.isStartElement();
- } else {
- return false;
- }
- }
-
- public boolean isWhiteSpace() {
- if (isDelegating()) {
- return realReader.isWhiteSpace();
- } else {
- return false;
- }
- }
-
- public int next() throws XMLStreamException {
- int returnEvent;
-
- switch (state) {
- case STATE_SWITCHED:
- returnEvent = realReader.next();
- if (returnEvent == END_DOCUMENT) {
- state = STATE_COMPLETED;
- } else if (!realReader.hasNext()) {
- state = STATE_COMPLETE_AT_NEXT;
- }
- break;
- case STATE_INIT:
- state = STATE_SWITCHED;
- returnEvent = realReader.getEventType();
- break;
- case STATE_COMPLETE_AT_NEXT:
- state = STATE_COMPLETED;
- returnEvent = END_DOCUMENT;
- break;
- case STATE_COMPLETED:
- // oops - no way we can go beyond this
- throw new NoSuchElementException("End of stream has reached.");
- default:
- throw new UnsupportedOperationException();
- }
-
- return returnEvent;
- }
-
- public int nextTag() throws XMLStreamException {
- if (isDelegating()) {
- return realReader.nextTag();
- } else {
- throw new XMLStreamException();
- }
- }
-
- public void require(int i, String s, String s1) throws XMLStreamException {
- if (isDelegating()) {
- realReader.require(i, s, s1);
- }
- }
-
- public boolean standaloneSet() {
- if (isDelegating()) {
- return realReader.standaloneSet();
- } else {
- return false;
- }
- }
- }
-
- public static interface XMLFragmentStreamReader extends XMLStreamReader {
-
- // this will help to handle Text within the current element.
- // user should pass the element text to the property list as this
- // ELEMENT_TEXT as the key. This key deliberately has a space in it
- // so that it is not a valid XML name
- String ELEMENT_TEXT = "Element Text";
-
- /**
- * Initiate the parser - this will do whatever the needed tasks to initiate the parser and must be called before
- * attempting any specific parsing using this parser
- */
- void init();
-
- /**
- * Extra method to query the state of the pullparser
- */
- boolean isEndOfFragment();
-
- /**
- * add the parent namespace context to this parser
- */
- void setParentNamespaceContext(NamespaceContext nsContext);
- }
-
- /**
- * The XMLStreamSerializer pulls events from the XMLStreamReader and dumps into the XMLStreamWriter
- */
- public static class XMLStreamSerializer implements XMLStreamConstants {
- public static final String NAMESPACE_PREFIX = "ns";
- private static int namespaceSuffix;
-
- /*
- * The behavior of the serializer is such that it returns when it
- * encounters the starting element for the second time. The depth
- * variable tracks the depth of the serilizer and tells it when to
- * return. Note that it is assumed that this serialization starts on an
- * Element.
- */
-
- /**
- * Field depth
- */
- private int depth;
-
- /**
- * Generates a unique namespace prefix that is not in the scope of the NamespaceContext
- *
- * @param nsCtxt
- * @return string
- */
- private String generateUniquePrefix(NamespaceContext nsCtxt) {
- String prefix = NAMESPACE_PREFIX + namespaceSuffix++;
- // null should be returned if the prefix is not bound!
- while (nsCtxt.getNamespaceURI(prefix) != null) {
- prefix = NAMESPACE_PREFIX + namespaceSuffix++;
- }
-
- return prefix;
- }
-
- /**
- * Method serialize.
- *
- * @param node
- * @param writer
- * @throws XMLStreamException
- */
- public void serialize(XMLStreamReader node, XMLStreamWriter writer) throws XMLStreamException {
- serializeNode(node, writer);
- }
-
- /**
- * @param reader
- * @param writer
- * @throws XMLStreamException
- */
- protected void serializeAttributes(XMLStreamReader reader, XMLStreamWriter writer)
- throws XMLStreamException {
- int count = reader.getAttributeCount();
- String prefix;
- String namespaceName;
- String writerPrefix;
- for (int i = 0; i < count; i++) {
- prefix = reader.getAttributePrefix(i);
- namespaceName = reader.getAttributeNamespace(i);
- /*
- * Due to parser implementations returning null as the namespace
- * URI (for the empty namespace) we need to make sure that we
- * deal with a namespace name that is not null. The best way to
- * work around this issue is to set the namespace uri to "" if
- * it is null
- */
- if (namespaceName == null) {
- namespaceName = "";
- }
-
- writerPrefix = writer.getNamespaceContext().getPrefix(namespaceName);
-
- if (!"".equals(namespaceName)) {
- // prefix has already being declared but this particular
- // attrib has a
- // no prefix attached. So use the prefix provided by the
- // writer
- if (writerPrefix != null && (prefix == null || prefix.equals(""))) {
- writer.writeAttribute(writerPrefix,
- namespaceName,
- reader.getAttributeLocalName(i),
- reader.getAttributeValue(i));
-
- // writer prefix is available but different from the
- // current
- // prefix of the attrib. We should be decalring the new
- // prefix
- // as a namespace declaration
- } else if (prefix != null && !"".equals(prefix) && !prefix.equals(writerPrefix)) {
- writer.writeNamespace(prefix, namespaceName);
- writer.writeAttribute(prefix, namespaceName, reader.getAttributeLocalName(i), reader
- .getAttributeValue(i));
-
- // prefix is null (or empty), but the namespace name is
- // valid! it has not
- // being written previously also. So we need to generate
- // a prefix
- // here
- } else if (prefix == null || prefix.equals("")) {
- prefix = generateUniquePrefix(writer.getNamespaceContext());
- writer.writeNamespace(prefix, namespaceName);
- writer.writeAttribute(prefix, namespaceName, reader.getAttributeLocalName(i), reader
- .getAttributeValue(i));
- } else {
- writer.writeAttribute(prefix, namespaceName, reader.getAttributeLocalName(i), reader
- .getAttributeValue(i));
- }
- } else {
- // empty namespace is equal to no namespace!
- writer.writeAttribute(reader.getAttributeLocalName(i), reader.getAttributeValue(i));
- }
-
- }
- }
-
- /**
- * Method serializeCData.
- *
- * @param reader
- * @param writer
- * @throws XMLStreamException
- */
- protected void serializeCData(XMLStreamReader reader, XMLStreamWriter writer)
- throws XMLStreamException {
- writer.writeCData(reader.getText());
- }
-
- /**
- * Method serializeComment.
- *
- * @param reader
- * @param writer
- * @throws XMLStreamException
- */
- protected void serializeComment(XMLStreamReader reader, XMLStreamWriter writer)
- throws XMLStreamException {
- writer.writeComment(reader.getText());
- }
-
- /**
- * @param reader
- * @param writer
- * @throws XMLStreamException
- */
- protected void serializeElement(XMLStreamReader reader, XMLStreamWriter writer)
- throws XMLStreamException {
- String prefix = reader.getPrefix();
- String nameSpaceName = reader.getNamespaceURI();
- if (nameSpaceName != null) {
- String writerPrefix = writer.getPrefix(nameSpaceName);
- if (writerPrefix != null) {
- writer.writeStartElement(nameSpaceName, reader.getLocalName());
- } else {
- if (prefix != null) {
- writer.writeStartElement(prefix, reader.getLocalName(), nameSpaceName);
- writer.writeNamespace(prefix, nameSpaceName);
- writer.setPrefix(prefix, nameSpaceName);
- } else {
- writer.writeStartElement(nameSpaceName, reader.getLocalName());
- writer.writeDefaultNamespace(nameSpaceName);
- writer.setDefaultNamespace(nameSpaceName);
- }
- }
- } else {
- writer.writeStartElement(reader.getLocalName());
- }
-
- // add the namespaces
- int count = reader.getNamespaceCount();
- String namespacePrefix;
- for (int i = 0; i < count; i++) {
- namespacePrefix = reader.getNamespacePrefix(i);
- if (namespacePrefix != null && namespacePrefix.length() == 0) {
- continue;
- }
-
- serializeNamespace(namespacePrefix, reader.getNamespaceURI(i), writer);
- }
-
- // add attributes
- serializeAttributes(reader, writer);
-
- }
-
- /**
- * Method serializeEndElement.
- *
- * @param writer
- * @throws XMLStreamException
- */
- protected void serializeEndElement(XMLStreamWriter writer) throws XMLStreamException {
- writer.writeEndElement();
- }
-
- /**
- * Method serializeNamespace.
- *
- * @param prefix
- * @param uri
- * @param writer
- * @throws XMLStreamException
- */
- private void serializeNamespace(String prefix, String uri, XMLStreamWriter writer)
- throws XMLStreamException {
- String prefix1 = writer.getPrefix(uri);
- if (prefix1 == null) {
- writer.writeNamespace(prefix, uri);
- writer.setPrefix(prefix, uri);
- }
- }
-
- /**
- * Method serializeNode.
- *
- * @param reader
- * @param writer
- * @throws XMLStreamException
- */
- protected void serializeNode(XMLStreamReader reader, XMLStreamWriter writer)
- throws XMLStreamException {
- // TODO We get the StAXWriter at this point and uses it hereafter
- // assuming that this is the only entry point
- // to this class.
- // If there can be other classes calling methodes of this we might
- // need to change methode signatures to
- // OMOutputer
- while (reader.hasNext()) {
- int event = reader.next();
- if (event == START_ELEMENT) {
- serializeElement(reader, writer);
- depth++;
- } else if (event == ATTRIBUTE) {
- serializeAttributes(reader, writer);
- } else if (event == CHARACTERS) {
- serializeText(reader, writer);
- } else if (event == COMMENT) {
- serializeComment(reader, writer);
- } else if (event == CDATA) {
- serializeCData(reader, writer);
- } else if (event == END_ELEMENT) {
- serializeEndElement(writer);
- depth--;
- } else if (event == START_DOCUMENT) {
- depth++; // if a start document is found then increment
- // the depth
- } else if (event == END_DOCUMENT) {
- if (depth != 0) {
- depth--; // for the end document - reduce the depth
- }
- try {
- serializeEndElement(writer);
- } catch (Exception e) {
- // TODO: log exceptions
- }
- }
- if (depth == 0) {
- break;
- }
- }
- }
-
- /**
- * @param reader
- * @param writer
- * @throws XMLStreamException
- */
- protected void serializeText(XMLStreamReader reader, XMLStreamWriter writer)
- throws XMLStreamException {
- writer.writeCharacters(reader.getText());
- }
}
public static XMLStreamReader createXMLStreamReader(InputStream inputStream) throws XMLStreamException {
Added: incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/WrappingXMLStreamReader.java
URL: http://svn.apache.org/viewvc/incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/WrappingXMLStreamReader.java?view=auto&rev=513629
==============================================================================
--- incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/WrappingXMLStreamReader.java (added)
+++ incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/WrappingXMLStreamReader.java Thu Mar 1 22:32:26 2007
@@ -0,0 +1,230 @@
+/*
+ * 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.core.databinding.xml;
+
+import javax.xml.stream.XMLStreamException;
+import javax.xml.stream.Location;
+import javax.xml.stream.XMLStreamReader;
+import javax.xml.namespace.QName;
+import javax.xml.namespace.NamespaceContext;
+
+public class WrappingXMLStreamReader implements XMLFragmentStreamReader {
+
+ private XMLStreamReader reader;
+
+ public WrappingXMLStreamReader(XMLStreamReader reader) {
+ this.reader = reader;
+ }
+
+ public boolean isDone() {
+ try {
+ return !hasNext();
+ } catch (XMLStreamException e) {
+ throw new RuntimeException(e);
+ }
+ }
+
+ public Object getProperty(String string) throws IllegalArgumentException {
+ return reader.getProperty(string);
+ }
+
+ public int next() throws XMLStreamException {
+ return reader.next();
+ }
+
+ public void require(int i, String string, String string1) throws XMLStreamException {
+ // nothing to do
+ }
+
+ public String getElementText() throws XMLStreamException {
+ return reader.getElementText();
+ }
+
+ public int nextTag() throws XMLStreamException {
+ return reader.nextTag();
+ }
+
+ public boolean hasNext() throws XMLStreamException {
+ return reader.hasNext();
+ }
+
+ public void close() throws XMLStreamException {
+ reader.close();
+ }
+
+ public String getNamespaceURI(String string) {
+ return reader.getNamespaceURI(string);
+ }
+
+ public boolean isStartElement() {
+ return reader.isStartElement();
+ }
+
+ public boolean isEndElement() {
+ return reader.isEndElement();
+ }
+
+ public boolean isCharacters() {
+ return reader.isCharacters();
+ }
+
+ public boolean isWhiteSpace() {
+ return reader.isWhiteSpace();
+ }
+
+ public String getAttributeValue(String string, String string1) {
+ return reader.getAttributeValue(string, string1);
+ }
+
+ public int getAttributeCount() {
+ return reader.getAttributeCount();
+ }
+
+ public QName getAttributeName(int i) {
+ return reader.getAttributeName(i);
+ }
+
+ public String getAttributeNamespace(int i) {
+ return reader.getAttributeNamespace(i);
+ }
+
+ public String getAttributeLocalName(int i) {
+ return reader.getAttributeLocalName(i);
+ }
+
+ public String getAttributePrefix(int i) {
+ return reader.getAttributeLocalName(i);
+ }
+
+ public String getAttributeType(int i) {
+ return reader.getAttributeType(i);
+ }
+
+ public String getAttributeValue(int i) {
+ return reader.getAttributeValue(i);
+ }
+
+ public boolean isAttributeSpecified(int i) {
+ return reader.isAttributeSpecified(i);
+ }
+
+ public int getNamespaceCount() {
+ return reader.getNamespaceCount();
+ }
+
+ public String getNamespacePrefix(int i) {
+ return reader.getNamespacePrefix(i);
+ }
+
+ public String getNamespaceURI(int i) {
+ return reader.getNamespaceURI(i);
+ }
+
+ public NamespaceContext getNamespaceContext() {
+ return reader.getNamespaceContext();
+ }
+
+ public int getEventType() {
+ return reader.getEventType();
+ }
+
+ public String getText() {
+ return reader.getText();
+ }
+
+ public char[] getTextCharacters() {
+ return reader.getTextCharacters();
+ }
+
+ public int getTextCharacters(int i, char[] chars, int i1, int i2) throws XMLStreamException {
+ return reader.getTextCharacters(i, chars, i1, i2);
+ }
+
+ public int getTextStart() {
+ return reader.getTextStart();
+ }
+
+ public int getTextLength() {
+ return reader.getTextLength();
+ }
+
+ public String getEncoding() {
+ return reader.getEncoding();
+ }
+
+ public boolean hasText() {
+ return reader.hasText();
+ }
+
+ public Location getLocation() {
+ return reader.getLocation();
+ }
+
+ public QName getName() {
+ return reader.getName();
+ }
+
+ public String getLocalName() {
+ return reader.getLocalName();
+ }
+
+ public boolean hasName() {
+ return reader.hasName();
+ }
+
+ public String getNamespaceURI() {
+ return reader.getNamespaceURI();
+ }
+
+ public String getPrefix() {
+ return reader.getPrefix();
+ }
+
+ public String getVersion() {
+ return reader.getVersion();
+ }
+
+ public boolean isStandalone() {
+ return reader.isStandalone();
+ }
+
+ public boolean standaloneSet() {
+ return reader.standaloneSet();
+ }
+
+ public String getCharacterEncodingScheme() {
+ return reader.getCharacterEncodingScheme();
+ }
+
+ public String getPITarget() {
+ return reader.getPITarget();
+ }
+
+ public String getPIData() {
+ return reader.getPIData();
+ }
+
+ public void setParentNamespaceContext(NamespaceContext nsContext) {
+ // nothing to do here
+ }
+
+ public void init() {
+ // Nothing to do here
+ }
+}
Propchange: incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/WrappingXMLStreamReader.java
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svn:keywords = Rev Date
Added: incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/XMLDocumentStreamReader.java
URL: http://svn.apache.org/viewvc/incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/XMLDocumentStreamReader.java?view=auto&rev=513629
==============================================================================
--- incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/XMLDocumentStreamReader.java (added)
+++ incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/XMLDocumentStreamReader.java Thu Mar 1 22:32:26 2007
@@ -0,0 +1,432 @@
+package org.apache.tuscany.core.databinding.xml;
+
+import java.util.NoSuchElementException;
+
+import javax.xml.namespace.NamespaceContext;
+import javax.xml.namespace.QName;
+import javax.xml.stream.Location;
+import javax.xml.stream.XMLStreamException;
+import javax.xml.stream.XMLStreamReader;
+
+/**
+ * This class is derived from Apache Axis2 class
+ * org.apache.axis2.util.StreamWrapper</a>. It's used wrap a XMLStreamReader to
+ * create a XMLStreamReader representing a document and it will produce
+ * START_DOCUMENT, END_DOCUMENT events.
+ */
+public class XMLDocumentStreamReader implements XMLStreamReader {
+ private static final int STATE_COMPLETE_AT_NEXT = 2; // The wrapper
+ // will produce
+ // END_DOCUMENT
+
+ private static final int STATE_COMPLETED = 3; // Done
+
+ private static final int STATE_INIT = 0; // The wrapper will produce
+ // START_DOCUMENT
+
+ private static final int STATE_SWITCHED = 1; // The real reader will
+ // produce events
+
+ private XMLStreamReader realReader;
+
+ private int state = STATE_INIT;
+
+ public XMLDocumentStreamReader(XMLStreamReader realReader) {
+ if (realReader == null) {
+ throw new UnsupportedOperationException("Reader cannot be null");
+ }
+
+ this.realReader = realReader;
+
+ if (realReader instanceof XMLFragmentStreamReader) {
+ ((XMLFragmentStreamReader)realReader).init();
+ }
+
+ // If the real reader is positioned at START_DOCUMENT, always use
+ // the real reader
+ if (realReader.getEventType() == START_DOCUMENT) {
+ state = STATE_SWITCHED;
+ }
+ }
+
+ public void close() throws XMLStreamException {
+ realReader.close();
+ }
+
+ public int getAttributeCount() {
+ if (isDelegating()) {
+ return realReader.getAttributeCount();
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public String getAttributeLocalName(int i) {
+ if (isDelegating()) {
+ return realReader.getAttributeLocalName(i);
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public QName getAttributeName(int i) {
+ if (isDelegating()) {
+ return realReader.getAttributeName(i);
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public String getAttributeNamespace(int i) {
+ if (isDelegating()) {
+ return realReader.getAttributeNamespace(i);
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public String getAttributePrefix(int i) {
+ if (isDelegating()) {
+ return realReader.getAttributePrefix(i);
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public String getAttributeType(int i) {
+ if (isDelegating()) {
+ return realReader.getAttributeType(i);
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public String getAttributeValue(int i) {
+ if (isDelegating()) {
+ return realReader.getAttributeValue(i);
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public String getAttributeValue(String s, String s1) {
+ if (isDelegating()) {
+ return realReader.getAttributeValue(s, s1);
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public String getCharacterEncodingScheme() {
+ return realReader.getCharacterEncodingScheme();
+ }
+
+ public String getElementText() throws XMLStreamException {
+ if (isDelegating()) {
+ return realReader.getElementText();
+ } else {
+ throw new XMLStreamException();
+ }
+ }
+
+ public String getEncoding() {
+ return realReader.getEncoding();
+ }
+
+ public int getEventType() {
+ int event = -1;
+ switch (state) {
+ case STATE_SWITCHED:
+ case STATE_COMPLETE_AT_NEXT:
+ event = realReader.getEventType();
+ break;
+ case STATE_INIT:
+ event = START_DOCUMENT;
+ break;
+ case STATE_COMPLETED:
+ event = END_DOCUMENT;
+ break;
+ }
+ return event;
+ }
+
+ public String getLocalName() {
+ if (isDelegating()) {
+ return realReader.getLocalName();
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public Location getLocation() {
+ if (isDelegating()) {
+ return realReader.getLocation();
+ } else {
+ return null;
+ }
+ }
+
+ public QName getName() {
+ if (isDelegating()) {
+ return realReader.getName();
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public NamespaceContext getNamespaceContext() {
+ return realReader.getNamespaceContext();
+ }
+
+ public int getNamespaceCount() {
+ if (isDelegating()) {
+ return realReader.getNamespaceCount();
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public String getNamespacePrefix(int i) {
+ if (isDelegating()) {
+ return realReader.getNamespacePrefix(i);
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public String getNamespaceURI() {
+ if (isDelegating()) {
+ return realReader.getNamespaceURI();
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public String getNamespaceURI(int i) {
+ if (isDelegating()) {
+ return realReader.getNamespaceURI(i);
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public String getNamespaceURI(String s) {
+ if (isDelegating()) {
+ return realReader.getNamespaceURI(s);
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public String getPIData() {
+ if (isDelegating()) {
+ return realReader.getPIData();
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public String getPITarget() {
+ if (isDelegating()) {
+ return realReader.getPITarget();
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public String getPrefix() {
+ if (isDelegating()) {
+ return realReader.getPrefix();
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public Object getProperty(String s) throws IllegalArgumentException {
+ if (isDelegating()) {
+ return realReader.getProperty(s);
+ } else {
+ throw new IllegalArgumentException();
+ }
+ }
+
+ public String getText() {
+ if (isDelegating()) {
+ return realReader.getText();
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public char[] getTextCharacters() {
+ if (isDelegating()) {
+ return realReader.getTextCharacters();
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public int getTextCharacters(int i, char[] chars, int i1, int i2) throws XMLStreamException {
+ if (isDelegating()) {
+ return realReader.getTextCharacters(i, chars, i1, i2);
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public int getTextLength() {
+ if (isDelegating()) {
+ return realReader.getTextLength();
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public int getTextStart() {
+ if (isDelegating()) {
+ return realReader.getTextStart();
+ } else {
+ throw new IllegalStateException();
+ }
+ }
+
+ public String getVersion() {
+ if (isDelegating()) {
+ return realReader.getVersion();
+ } else {
+ return null;
+ }
+ }
+
+ public boolean hasName() {
+ if (isDelegating()) {
+ return realReader.hasName();
+ } else {
+ return false;
+ }
+ }
+
+ public boolean hasNext() throws XMLStreamException {
+ if (state == STATE_COMPLETE_AT_NEXT) {
+ return true;
+ } else if (state == STATE_COMPLETED) {
+ return false;
+ } else if (state == STATE_SWITCHED) {
+ return realReader.hasNext();
+ } else {
+ return true;
+ }
+ }
+
+ public boolean hasText() {
+ if (isDelegating()) {
+ return realReader.hasText();
+ } else {
+ return false;
+ }
+ }
+
+ public boolean isAttributeSpecified(int i) {
+ if (isDelegating()) {
+ return realReader.isAttributeSpecified(i);
+ } else {
+ return false;
+ }
+ }
+
+ public boolean isCharacters() {
+ if (isDelegating()) {
+ return realReader.isCharacters();
+ } else {
+ return false;
+ }
+ }
+
+ private boolean isDelegating() {
+ return state == STATE_SWITCHED || state == STATE_COMPLETE_AT_NEXT;
+ }
+
+ public boolean isEndElement() {
+ if (isDelegating()) {
+ return realReader.isEndElement();
+ } else {
+ return false;
+ }
+ }
+
+ public boolean isStandalone() {
+ if (isDelegating()) {
+ return realReader.isStandalone();
+ } else {
+ return false;
+ }
+ }
+
+ public boolean isStartElement() {
+ if (isDelegating()) {
+ return realReader.isStartElement();
+ } else {
+ return false;
+ }
+ }
+
+ public boolean isWhiteSpace() {
+ if (isDelegating()) {
+ return realReader.isWhiteSpace();
+ } else {
+ return false;
+ }
+ }
+
+ public int next() throws XMLStreamException {
+ int returnEvent;
+
+ switch (state) {
+ case STATE_SWITCHED:
+ returnEvent = realReader.next();
+ if (returnEvent == END_DOCUMENT) {
+ state = STATE_COMPLETED;
+ } else if (!realReader.hasNext()) {
+ state = STATE_COMPLETE_AT_NEXT;
+ }
+ break;
+ case STATE_INIT:
+ state = STATE_SWITCHED;
+ returnEvent = realReader.getEventType();
+ break;
+ case STATE_COMPLETE_AT_NEXT:
+ state = STATE_COMPLETED;
+ returnEvent = END_DOCUMENT;
+ break;
+ case STATE_COMPLETED:
+ // oops - no way we can go beyond this
+ throw new NoSuchElementException("End of stream has reached.");
+ default:
+ throw new UnsupportedOperationException();
+ }
+
+ return returnEvent;
+ }
+
+ public int nextTag() throws XMLStreamException {
+ if (isDelegating()) {
+ return realReader.nextTag();
+ } else {
+ throw new XMLStreamException();
+ }
+ }
+
+ public void require(int i, String s, String s1) throws XMLStreamException {
+ if (isDelegating()) {
+ realReader.require(i, s, s1);
+ }
+ }
+
+ public boolean standaloneSet() {
+ if (isDelegating()) {
+ return realReader.standaloneSet();
+ } else {
+ return false;
+ }
+ }
+}
Propchange: incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/XMLDocumentStreamReader.java
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------------------------------------------------------------------------------
svn:keywords = Rev Date
Added: incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/XMLFragmentStreamReader.java
URL: http://svn.apache.org/viewvc/incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/XMLFragmentStreamReader.java?view=auto&rev=513629
==============================================================================
--- incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/XMLFragmentStreamReader.java (added)
+++ incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/XMLFragmentStreamReader.java Thu Mar 1 22:32:26 2007
@@ -0,0 +1,53 @@
+/*
+ * 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.core.databinding.xml;
+
+import javax.xml.namespace.NamespaceContext;
+import javax.xml.namespace.QName;
+import javax.xml.stream.XMLStreamReader;
+
+public interface XMLFragmentStreamReader extends XMLStreamReader {
+ QName NIL_QNAME = new QName("http://www.w3.org/2001/XMLSchema-instance", "nil", "xsi");
+ String NIL_VALUE_TRUE = "true";
+
+ /**
+ * this will help to handle Text within the current element. user should
+ * pass the element text to the property list as this ELEMENT_TEXT as the
+ * key. This key deliberately has a space in it so that it is not a valid
+ * XML name
+ */
+ String ELEMENT_TEXT = "Element Text";
+
+ /**
+ * Extra method to query the state of the pullparser
+ */
+ boolean isDone();
+
+ /**
+ * add the parent namespace context to this parser
+ */
+ void setParentNamespaceContext(NamespaceContext nsContext);
+
+ /**
+ * Initiate the parser - this will do whatever the needed tasks to initiate
+ * the parser and must be called before attempting any specific parsing
+ * using this parser
+ */
+ void init();
+}
Propchange: incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/XMLFragmentStreamReader.java
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Propchange: incubator/tuscany/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/databinding/xml/XMLFragmentStreamReader.java
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