diff options
author | lresende <lresende@13f79535-47bb-0310-9956-ffa450edef68> | 2009-11-11 23:07:37 +0000 |
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committer | lresende <lresende@13f79535-47bb-0310-9956-ffa450edef68> | 2009-11-11 23:07:37 +0000 |
commit | 9f395ebf3ec27f89c8dc63137bc99c8d6b0cff6d (patch) | |
tree | 34231d72966aa918e80eea15602b6870d8b21641 /branches/sca-java-1.2/modules/databinding-json/src/main/java/org/apache/tuscany/sca/databinding/json/axiom/JSONDataSource.java | |
parent | 07b7dfd1a70ba222b899d9813f8c449dbf3b785f (diff) |
Moving 1.x branches
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@835125 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'branches/sca-java-1.2/modules/databinding-json/src/main/java/org/apache/tuscany/sca/databinding/json/axiom/JSONDataSource.java')
-rw-r--r-- | branches/sca-java-1.2/modules/databinding-json/src/main/java/org/apache/tuscany/sca/databinding/json/axiom/JSONDataSource.java | 174 |
1 files changed, 0 insertions, 174 deletions
diff --git a/branches/sca-java-1.2/modules/databinding-json/src/main/java/org/apache/tuscany/sca/databinding/json/axiom/JSONDataSource.java b/branches/sca-java-1.2/modules/databinding-json/src/main/java/org/apache/tuscany/sca/databinding/json/axiom/JSONDataSource.java deleted file mode 100644 index 50086550a3..0000000000 --- a/branches/sca-java-1.2/modules/databinding-json/src/main/java/org/apache/tuscany/sca/databinding/json/axiom/JSONDataSource.java +++ /dev/null @@ -1,174 +0,0 @@ -/* - * 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.databinding.json.axiom; - -import java.io.IOException; -import java.io.OutputStream; -import java.io.Writer; -import java.util.HashMap; -import java.util.Map; - -import javax.xml.stream.XMLStreamConstants; -import javax.xml.stream.XMLStreamReader; - -import org.apache.axiom.om.OMDataSource; -import org.apache.axiom.om.OMException; -import org.apache.axiom.om.OMOutputFormat; -import org.codehaus.jettison.json.JSONObject; -import org.codehaus.jettison.json.JSONTokener; -import org.codehaus.jettison.mapped.MappedXMLInputFactory; - -/** - * JSONDataSource keeps the JSON String inside and consumes it when needed. This is to be kept in the - * OMSourcedElementImpl and can be used either to expand the tree or get the JSON String directly without expanding. - * This uses the "Mapped" JSON convention. - */ - -public class JSONDataSource implements OMDataSource { - protected JSONObject json; - - public JSONDataSource(JSONObject json) { - this.json = json; - } - - /** - * Writes JSON into the output stream. As this should write JSON, it directly gets the JSON string and writes it - * without expanding the tree. - * - * @param outputStream the stream to be written into - * @param omOutputFormat format of the message, this is ignored. - * @throws javax.xml.stream.XMLStreamException if there is an error while writing the message in to the output - * stream. - */ - public void serialize(OutputStream outputStream, OMOutputFormat omOutputFormat) - throws javax.xml.stream.XMLStreamException { - try { - String encoding = omOutputFormat == null ? "UTF-8" : omOutputFormat.getCharSetEncoding(); - outputStream.write(getJSONString().getBytes(encoding)); - } catch (IOException e) { - throw new OMException(); - } - } - - /** - * Writes JSON through the writer. As this should write JSON, it directly gets the JSON string and writes it without - * expanding the tree. - * - * @param writer Writer to be written into - * @param omOutputFormat format of the message, this is ignored. - * @throws javax.xml.stream.XMLStreamException if there is an error while writing the message through the writer. - */ - public void serialize(Writer writer, OMOutputFormat omOutputFormat) throws javax.xml.stream.XMLStreamException { - try { - writer.write(getJSONString()); - } catch (IOException e) { - throw new OMException(); - } - } - - /** - * Writes XML through the XMLStreamWriter. As the input data source is JSON, this method needs to get a StAX reader - * from that JSON String. Therefore this uses the getReader() method to get the StAX reader writes the events into - * the XMLStreamWriter. - * - * @param xmlStreamWriter StAX writer to be written into - * @throws javax.xml.stream.XMLStreamException if there is an error while writing the message through the StAX - * writer. - */ - public void serialize(javax.xml.stream.XMLStreamWriter xmlStreamWriter) throws javax.xml.stream.XMLStreamException { - XMLStreamReader reader = getReader(); - xmlStreamWriter.writeStartDocument(); - while (reader.hasNext()) { - int x = reader.next(); - switch (x) { - case XMLStreamConstants.START_ELEMENT: - xmlStreamWriter.writeStartElement(reader.getPrefix(), reader.getLocalName(), reader - .getNamespaceURI()); - int namespaceCount = reader.getNamespaceCount(); - for (int i = namespaceCount - 1; i >= 0; i--) { - xmlStreamWriter.writeNamespace(reader.getNamespacePrefix(i), reader.getNamespaceURI(i)); - } - int attributeCount = reader.getAttributeCount(); - for (int i = 0; i < attributeCount; i++) { - xmlStreamWriter.writeAttribute(reader.getAttributePrefix(i), - reader.getAttributeNamespace(i), - reader.getAttributeLocalName(i), - reader.getAttributeValue(i)); - } - break; - case XMLStreamConstants.START_DOCUMENT: - break; - case XMLStreamConstants.CHARACTERS: - xmlStreamWriter.writeCharacters(reader.getText()); - break; - case XMLStreamConstants.CDATA: - xmlStreamWriter.writeCData(reader.getText()); - break; - case XMLStreamConstants.END_ELEMENT: - xmlStreamWriter.writeEndElement(); - break; - case XMLStreamConstants.END_DOCUMENT: - xmlStreamWriter.writeEndDocument(); - break; - case XMLStreamConstants.SPACE: - break; - case XMLStreamConstants.COMMENT: - xmlStreamWriter.writeComment(reader.getText()); - break; - case XMLStreamConstants.DTD: - xmlStreamWriter.writeDTD(reader.getText()); - break; - case XMLStreamConstants.PROCESSING_INSTRUCTION: - xmlStreamWriter.writeProcessingInstruction(reader.getPITarget(), reader.getPIData()); - break; - case XMLStreamConstants.ENTITY_REFERENCE: - xmlStreamWriter.writeEntityRef(reader.getLocalName()); - break; - default: - throw new OMException(); - } - } - xmlStreamWriter.writeEndDocument(); - } - - /** - * Gives the StAX reader using the "Mapped" formatted input JSON String. - * - * @return The XMLStreamReader according to the JSON String. - * @throws javax.xml.stream.XMLStreamException if there is an error while making the StAX reader. - */ - - public javax.xml.stream.XMLStreamReader getReader() throws javax.xml.stream.XMLStreamException { - - Map<String, String> nsMap = new HashMap<String, String>(); - nsMap.put("", ""); - - // input factory for "Mapped" convention - MappedXMLInputFactory inputFactory = new MappedXMLInputFactory(nsMap); - String jsonString = this.getJSONString(); - return inputFactory.createXMLStreamReader(new JSONTokener(jsonString)); - } - - // returns the json string by consuming the JSON input stream. - protected String getJSONString() { - return json.toString(); - } - -} |