diff options
Diffstat (limited to 'org.eclipse.mylyn.tasks.core/src/org/eclipse/mylyn/internal/tasks/core/data/TaskDataStateReader.java')
| -rw-r--r-- | org.eclipse.mylyn.tasks.core/src/org/eclipse/mylyn/internal/tasks/core/data/TaskDataStateReader.java | 614 |
1 files changed, 0 insertions, 614 deletions
diff --git a/org.eclipse.mylyn.tasks.core/src/org/eclipse/mylyn/internal/tasks/core/data/TaskDataStateReader.java b/org.eclipse.mylyn.tasks.core/src/org/eclipse/mylyn/internal/tasks/core/data/TaskDataStateReader.java deleted file mode 100644 index 5e4bc0ecf..000000000 --- a/org.eclipse.mylyn.tasks.core/src/org/eclipse/mylyn/internal/tasks/core/data/TaskDataStateReader.java +++ /dev/null @@ -1,614 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2004, 2007 Mylyn project committers and others. - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Eclipse Public License v1.0 - * which accompanies this distribution, and is available at - * http://www.eclipse.org/legal/epl-v10.html - *******************************************************************************/ - -package org.eclipse.mylyn.internal.tasks.core.data; - -import org.eclipse.mylyn.tasks.core.AbstractRepositoryConnector; -import org.eclipse.mylyn.tasks.core.IRepositoryManager; -import org.eclipse.mylyn.tasks.core.TaskRepository; -import org.eclipse.mylyn.tasks.core.data.AbstractTaskDataHandler; -import org.eclipse.mylyn.tasks.core.data.TaskAttribute; -import org.eclipse.mylyn.tasks.core.data.TaskAttributeMapper; -import org.eclipse.mylyn.tasks.core.data.TaskData; -import org.xml.sax.Attributes; -import org.xml.sax.SAXException; -import org.xml.sax.helpers.DefaultHandler; - -/** - * @author Steffen Pingel - */ -public class TaskDataStateReader extends DefaultHandler { - - private class AttachmentHandler10 extends ElementHandler { - - private int id; - - private TaskAttribute attribute; - - private final TaskAttribute parentAttribute; - - public AttachmentHandler10(ElementHandler parent, TaskAttribute parentAttribute) { - super(parent, ITaskDataConstants.ELEMENT_ATTACHMENT); - this.parentAttribute = parentAttribute; - } - - @Override - public void start(String uri, String localName, String name, Attributes attributes) throws SAXException { - // create a unique id for each attachment since the actual id is in a child attribute - attribute = createAttribute(parentAttribute, TaskAttribute.PREFIX_ATTACHMENT + ++id); - attribute.getMetaData().defaults().setReadOnly(true).setType(TaskAttribute.TYPE_ATTACHMENT); - attribute.setValue(getValue(attributes, ITaskDataConstants.ATTRIBUTE_ID) + ""); - - TaskAttribute child = createAttribute(attribute, TaskAttribute.ATTACHMENT_AUTHOR); - child.setValue(getValue(attributes, ITaskDataConstants.ATTRIBUTE_CREATOR)); - child.getMetaData().putValue(TaskAttribute.META_ATTRIBUTE_TYPE, TaskAttribute.TYPE_PERSON); - - child = createAttribute(attribute, TaskAttribute.ATTACHMENT_IS_DEPRECATED); - child.setValue(getValue(attributes, ITaskDataConstants.ATTRIBUTE_IS_OBSOLETE)); - child.getMetaData().putValue(TaskAttribute.META_ATTRIBUTE_TYPE, TaskAttribute.TYPE_BOOLEAN); - - child = createAttribute(attribute, TaskAttribute.ATTACHMENT_IS_PATCH); - child.setValue(getValue(attributes, ITaskDataConstants.ATTRIBUTE_IS_PATCH)); - child.getMetaData().putValue(TaskAttribute.META_ATTRIBUTE_TYPE, TaskAttribute.TYPE_BOOLEAN); - - addElementHandler(new AttributeHandler10(this, attribute) { - @Override - protected String mapId(String value) { - // migrate key for description - if (TaskAttribute.DESCRIPTION.equals(value)) { - return TaskAttribute.ATTACHMENT_DESCRIPTION; - } - return super.mapId(value); - } - }); - } - - } - - private class AttributeHandler10 extends ElementHandler { - - private TaskAttribute attribute; - - private final TaskAttribute parentAttribute; - - public AttributeHandler10(ElementHandler parent, TaskAttribute parentAttribute) { - super(parent, ITaskDataConstants.ELEMENT_ATTRIBUTE); - this.parentAttribute = parentAttribute; - } - - @Override - protected void end(String uri, String localName, String name) { - // detect type - if (attribute.getOptions().size() > 0) { - if (attribute.getValues().size() > 1) { - attribute.getMetaData() - .putValue(TaskAttribute.META_ATTRIBUTE_TYPE, TaskAttribute.TYPE_MULTI_SELECT); - } else { - attribute.getMetaData().putValue(TaskAttribute.META_ATTRIBUTE_TYPE, - TaskAttribute.TYPE_SINGLE_SELECT); - } - } - } - - @Override - public void start(String uri, String localName, String name, Attributes attributes) throws SAXException { - String id = mapId(getValue(attributes, ITaskDataConstants.ATTRIBUTE_ID)); - String label = getValue(attributes, ITaskDataConstants.ATTRIBUTE_NAME); - boolean hidden = Boolean.parseBoolean(getValue(attributes, ITaskDataConstants.ATTRIBUTE_HIDDEN)); - boolean readOnly = Boolean.parseBoolean(getValue(attributes, ITaskDataConstants.ATTRIBUTE_READONLY)); - attribute = parentAttribute.createAttribute(id); - String kind = (hidden) ? null : TaskAttribute.KIND_DEFAULT; - attribute.getMetaData().defaults().setLabel(label).setReadOnly(readOnly).setKind(kind); - - addElementHandler(new OptionHandler10(this, attribute)); - addElementHandler(new ValueHandler10(this, attribute)); - addElementHandler(new MetaDataHandler10(this, attribute)); - } - - protected String mapId(String value) { - return value; - } - - } - - private class AttributeHandler20 extends ElementHandler { - - private TaskAttribute attribute; - - private final TaskAttribute parentAttribute; - - public AttributeHandler20(ElementHandler parent, TaskAttribute parentAttribute) { - super(parent, ITaskDataConstants.ELEMENT_ATTRIBUTE); - this.parentAttribute = parentAttribute; - } - - @Override - public void start(String uri, String localName, String name, Attributes attributes) throws SAXException { - String id = getValue(attributes, ITaskDataConstants.ATTRIBUTE_ID); - attribute = parentAttribute.createAttribute(id); - - addElementHandler(new ValueHandler20(this, attribute)); - addElementHandler(new MapHandler20(this, attribute, ITaskDataConstants.ELEMENT_OPTION)); - addElementHandler(new MapHandler20(this, attribute, ITaskDataConstants.ELEMENT_META)); - addElementHandler(new AttributeHandler20(this, attribute)); - } - - } - - private class CommentHandler10 extends ElementHandler { - - private int id; - - private TaskAttribute attribute; - - private final TaskAttribute parentAttribute; - - public CommentHandler10(ElementHandler parent, TaskAttribute parentAttribute) { - super(parent, ITaskDataConstants.ELEMENT_COMMENT); - this.parentAttribute = parentAttribute; - } - - @Override - protected void end(String uri, String localName, String name) { - TaskAttribute child = attribute.getMappedAttribute(TaskAttribute.COMMENT_TEXT); - if (child != null) { - child.getMetaData().putValue(TaskAttribute.META_READ_ONLY, Boolean.toString(true)); - child.getMetaData().putValue(TaskAttribute.META_ATTRIBUTE_TYPE, TaskAttribute.TYPE_LONG_RICH_TEXT); - } - } - - @Override - public void start(String uri, String localName, String name, Attributes attributes) throws SAXException { - attribute = createAttribute(parentAttribute, TaskAttribute.PREFIX_COMMENT + ++id); - attribute.getMetaData().defaults().setReadOnly(true).setType(TaskAttribute.TYPE_COMMENT); - attribute.getMetaData().putValue(TaskAttribute.META_ASSOCIATED_ATTRIBUTE_ID, TaskAttribute.COMMENT_TEXT); - attribute.setValue(getValue(attributes, ITaskDataConstants.ATTRIBUTE_NUMBER)); - - TaskAttribute child = createAttribute(attribute, TaskAttribute.COMMENT_ATTACHMENT_ID); - child.setValue(getValue(attributes, ITaskDataConstants.ATTRIBUTE_ATTACHMENT_ID)); - - child = createAttribute(attribute, TaskAttribute.COMMENT_HAS_ATTACHMENT); - child.setValue(getValue(attributes, ITaskDataConstants.ATTRIBUTE_HAS_ATTACHMENT)); - child.getMetaData().putValue(TaskAttribute.META_ATTRIBUTE_TYPE, TaskAttribute.TYPE_BOOLEAN); - - child = createAttribute(attribute, TaskAttribute.COMMENT_NUMBER); - child.setValue(getValue(attributes, ITaskDataConstants.ATTRIBUTE_NUMBER)); - child.getMetaData().putValue(TaskAttribute.META_ATTRIBUTE_TYPE, TaskAttribute.TYPE_INTEGER); - - addElementHandler(new AttributeHandler10(this, attribute)); - } - - } - - private class MetaDataHandler10 extends ElementHandler { - - private final TaskAttribute attribute; - - private String key; - - public MetaDataHandler10(ElementHandler parent, TaskAttribute attribute) { - super(parent, ITaskDataConstants.ELEMENT_META); - this.attribute = attribute; - } - - @Override - public void end(String uri, String localName, String name) { - attribute.getMetaData().putValue(key, getCurrentElementText()); - } - - @Override - public void start(String uri, String localName, String name, Attributes attributes) throws SAXException { - key = getValue(attributes, ITaskDataConstants.ATTRIBUTE_KEY); - clearCurrentElementText(); - } - - } - - private class NameHandler extends ElementHandler { - - private final TaskAttribute attribute; - - private String value; - - public NameHandler(ElementHandler parent, TaskAttribute attribute) { - super(parent, ITaskDataConstants.ELEMENT_NAME); - this.attribute = attribute; - } - - @Override - public void end(String uri, String localName, String name) { - attribute.putOption(value, getCurrentElementText()); - } - - @Override - public void start(String uri, String localName, String name, Attributes attributes) throws SAXException { - value = getValue(attributes, ITaskDataConstants.ATTRIBUTE_VALUE); - clearCurrentElementText(); - } - - } - - private class OperationHandler10 extends ElementHandler { - - private TaskAttribute attribute; - - private final TaskAttribute operationAttribute; - - private final TaskAttribute parentAttribute; - - private int id; - - public OperationHandler10(ElementHandler parent, TaskAttribute parentAttribute) { - super(parent, ITaskDataConstants.ELEMENT_OPERATION); - this.parentAttribute = parentAttribute; - this.operationAttribute = createAttribute(parentAttribute, TaskAttribute.OPERATION); - } - - @Override - public void start(String uri, String localName, String name, Attributes attributes) throws SAXException { - attribute = createAttribute(parentAttribute, TaskAttribute.PREFIX_OPERATION + ++id); - attribute.getMetaData().putValue(TaskAttribute.META_ATTRIBUTE_TYPE, TaskAttribute.TYPE_CONTAINER); - attribute.getMetaData().putValue(TaskAttribute.META_LABEL, - getValue(attributes, ITaskDataConstants.ATTRIBUTE_OPERATION_NAME)); - String operationId = getValue(attributes, ITaskDataConstants.ATTRIBUTE_KNOB_NAME); - attribute.setValue(operationId); - - if (Boolean.parseBoolean(getValue(attributes, ITaskDataConstants.ATTRIBUTE_IS_CHECKED))) { - operationAttribute.setValue(operationId); - } - - String value = getOptionalValue(attributes, ITaskDataConstants.ATTRIBUTE_OPTION_NAME); - TaskAttribute child; - if (value.length() > 0) { - attribute.getMetaData().putValue(TaskAttribute.META_ASSOCIATED_ATTRIBUTE_ID, value); - child = createAttribute(attribute, value); - child.setValue(getOptionalValue(attributes, ITaskDataConstants.ATTRIBUTE_OPTION_SELECTION)); - attribute.getMetaData().defaults().setReadOnly(false).setType(TaskAttribute.TYPE_SINGLE_SELECT); - addElementHandler(new NameHandler(this, child)); - } else { - value = getOptionalValue(attributes, ITaskDataConstants.ATTRIBUTE_INPUT_NAME); - if (value.length() > 0) { - attribute.getMetaData().putValue(TaskAttribute.META_ASSOCIATED_ATTRIBUTE_ID, value); - child = createAttribute(attribute, value); - child.setValue(getOptionalValue(attributes, ITaskDataConstants.ATTRIBUTE_INPUT_VALUE)); - attribute.getMetaData().defaults().setReadOnly(false).setType(TaskAttribute.TYPE_SHORT_TEXT); - } - } - } - - } - - private class OptionHandler10 extends ElementHandler { - - private final TaskAttribute attribute; - - private String parameter; - - public OptionHandler10(ElementHandler parent, TaskAttribute attribute) { - super(parent, ITaskDataConstants.ELEMENT_OPTION); - this.attribute = attribute; - } - - @Override - public void end(String uri, String localName, String name) { - attribute.putOption(parameter, getCurrentElementText()); - } - - @Override - public void start(String uri, String localName, String name, Attributes attributes) throws SAXException { - parameter = getValue(attributes, ITaskDataConstants.ATTRIBUTE_PARAMETER); - clearCurrentElementText(); - } - - } - - private class TaskDataHandler10 extends ElementHandler { - - private TaskData taskData; - - public TaskDataHandler10(TaskStateHandler parent, String elementName) { - super(parent, elementName); - } - - public TaskData getTaskData() { - return taskData; - } - - @Override - public void start(String uri, String localName, String name, Attributes attributes) throws SAXException { - taskData = ((TaskStateHandler) getParent()).createTaskData(attributes); - String taskKind = getOptionalValue(attributes, ITaskDataConstants.ATTRIBUTE_TASK_KIND); - if (taskKind != null) { - createAttribute(taskData.getRoot(), TaskAttribute.TASK_KIND).setValue(taskKind); - } - - addElementHandler(new AttributeHandler10(this, taskData.getRoot())); - addElementHandler(new CommentHandler10(this, taskData.getRoot())); - addElementHandler(new AttachmentHandler10(this, taskData.getRoot())); - addElementHandler(new OperationHandler10(this, taskData.getRoot())); - // the selected operation was never serialized, no need to read it - } - - } - - private class TaskDataHandler20 extends ElementHandler { - - private TaskData taskData; - - public TaskDataHandler20(TaskStateHandler parent, String elementName) { - super(parent, elementName); - } - - public TaskData getTaskData() { - return taskData; - } - - @Override - public void start(String uri, String localName, String name, Attributes attributes) throws SAXException { - taskData = ((TaskStateHandler) getParent()).createTaskData(attributes); - - // skip the root node - ElementHandler handler = new ElementHandler(this, ITaskDataConstants.ELEMENT_ATTRIBUTE); - handler.addElementHandler(new AttributeHandler20(handler, taskData.getRoot())); - addElementHandler(handler); - } - - } - - private class TaskStateHandler extends ElementHandler { - - private TaskAttributeMapper attributeMapper; - - private TaskDataState state; - - private final String version; - - public TaskStateHandler(String version) { - super(null, ITaskDataConstants.ELEMENT_TASK_STATE); - this.version = version; - - if ("1.0".equals(version)) { - addElementHandler(new TaskDataHandler10(this, ITaskDataConstants.ELEMENT_NEW_DATA)); - addElementHandler(new TaskDataHandler10(this, ITaskDataConstants.ELEMENT_OLD_DATA)); - addElementHandler(new TaskDataHandler10(this, ITaskDataConstants.ELEMENT_EDITS_DATA)); - } else if ("2.0".equals(version)) { - addElementHandler(new TaskDataHandler20(this, ITaskDataConstants.ELEMENT_NEW_DATA)); - addElementHandler(new TaskDataHandler20(this, ITaskDataConstants.ELEMENT_OLD_DATA)); - addElementHandler(new TaskDataHandler20(this, ITaskDataConstants.ELEMENT_EDITS_DATA)); - } - } - - public TaskData createTaskData(Attributes attributes) throws SAXException { - TaskData taskData; - if (state == null) { - String connectorKind = getValue(attributes, ITaskDataConstants.ATTRIBUTE_REPOSITORY_KIND); - String repositoryUrl = getValue(attributes, ITaskDataConstants.ATTRIBUTE_REPOSITORY_URL); - String taskId = getValue(attributes, ITaskDataConstants.ATTRIBUTE_ID); - attributeMapper = getAttributeMapper(connectorKind, repositoryUrl); - taskData = new TaskData(attributeMapper, connectorKind, repositoryUrl, taskId); - } else { - taskData = new TaskData(attributeMapper, state.getConnectorKind(), state.getRepositoryUrl(), - state.getTaskId()); - } - String taskDataVersion = getOptionalValue(attributes, ITaskDataConstants.ATTRIBUTE_VERSION); - if (taskDataVersion.length() > 0) { - taskData.setVersion(taskDataVersion); - } - return taskData; - } - - @Override - public void done(ElementHandler elementHandler) { - TaskData taskData; - if (elementHandler instanceof TaskDataHandler10) { - TaskDataHandler10 taskDataHandler = (TaskDataHandler10) elementHandler; - TaskData data = taskDataHandler.getTaskData(); - if (state == null) { - state = new TaskDataState(data.getConnectorKind(), data.getRepositoryUrl(), data.getTaskId()); - } - taskData = taskDataHandler.getTaskData(); - } else { - TaskDataHandler20 taskDataHandler = (TaskDataHandler20) elementHandler; - taskData = taskDataHandler.getTaskData(); - } - - if (ITaskDataConstants.ELEMENT_NEW_DATA.equals(elementHandler.getElementName())) { - state.setRepositoryData(taskData); - } else if (ITaskDataConstants.ELEMENT_OLD_DATA.equals(elementHandler.getElementName())) { - state.setLastReadData(taskData); - } else if (ITaskDataConstants.ELEMENT_EDITS_DATA.equals(elementHandler.getElementName())) { - state.setEditsData(taskData); - } - super.done(elementHandler); - } - - public TaskDataState getState() { - return state; - } - - @Override - protected void start(String uri, String localName, String name, Attributes attributes) throws SAXException { - if ("2.0".equals(version)) { - String connectorKind = getValue(attributes, ITaskDataConstants.ATTRIBUTE_CONNECTOR_KIND); - String repositoryUrl = getValue(attributes, ITaskDataConstants.ATTRIBUTE_REPOSITORY_URL); - String taskId = getValue(attributes, ITaskDataConstants.ATTRIBUTE_TASK_ID); - attributeMapper = getAttributeMapper(connectorKind, repositoryUrl); - state = new TaskDataState(connectorKind, repositoryUrl, taskId); - } - } - } - - private class ValueHandler10 extends ElementHandler { - - private final TaskAttribute attribute; - - public ValueHandler10(ElementHandler parent, TaskAttribute attribute) { - super(parent, ITaskDataConstants.ELEMENT_VALUE); - this.attribute = attribute; - } - - @Override - public void end(String uri, String localName, String name) { - attribute.addValue(getCurrentElementText()); - } - - @Override - protected void start(String uri, String localName, String name, Attributes attributes) throws SAXException { - clearCurrentElementText(); - } - - } - - private class ValueHandler20 extends ElementHandler { - - private final TaskAttribute attribute; - - public ValueHandler20(ElementHandler parent, TaskAttribute attribute) { - super(parent, ITaskDataConstants.ELEMENT_VALUE); - this.attribute = attribute; - } - - @Override - public void end(String uri, String localName, String name) { - attribute.addValue(getCurrentElementText()); - } - - @Override - protected void start(String uri, String localName, String name, Attributes attributes) throws SAXException { - clearCurrentElementText(); - } - - } - - private class MapHandler20 extends ElementHandler { - - private final TaskAttribute attribute; - - private String key = ""; - - private String value = ""; - - public MapHandler20(ElementHandler parent, TaskAttribute attribute, String elementName) { - super(parent, elementName); - this.attribute = attribute; - } - - @Override - public void end(String uri, String localName, String name) { - if (ITaskDataConstants.ELEMENT_OPTION.equals(getElementName())) { - attribute.putOption(key, value); - } else if (ITaskDataConstants.ELEMENT_META.equals(getElementName())) { - attribute.getMetaData().putValue(key, value); - } - key = ""; - value = ""; - } - - @Override - protected void start(String uri, String localName, String name, Attributes attributes) throws SAXException { - addElementHandler(new TextHandler20(this, ITaskDataConstants.ELEMENT_KEY)); - addElementHandler(new TextHandler20(this, ITaskDataConstants.ELEMENT_VALUE)); - } - - @Override - protected void done(ElementHandler handler) { - if (ITaskDataConstants.ELEMENT_KEY.equals(handler.getElementName())) { - key = handler.getCurrentElementText(); - } else if (ITaskDataConstants.ELEMENT_VALUE.equals(handler.getElementName())) { - value = handler.getCurrentElementText(); - } - super.done(handler); - } - - } - - private class TextHandler20 extends ElementHandler { - - public TextHandler20(ElementHandler parent, String elementName) { - super(parent, elementName); - } - - @Override - protected void start(String uri, String localName, String name, Attributes attributes) throws SAXException { - clearCurrentElementText(); - } - - } - - private TaskStateHandler handler; - - private final IRepositoryManager repositoryManager; - - private TaskDataState result; - - public TaskDataStateReader(IRepositoryManager repositoryManager) { - this.repositoryManager = repositoryManager; - } - - @Override - public void characters(char[] ch, int start, int length) throws SAXException { - if (handler != null) { - handler.characters(ch, start, length); - } - } - - private TaskAttribute createAttribute(TaskAttribute parent, String id) { - TaskAttribute attribute = parent.createAttribute(id); - attribute.getMetaData().defaults(); - return attribute; - } - - @Override - public void endElement(String uri, String localName, String name) throws SAXException { - if (handler != null) { - handler.endElement(uri, localName, name); - if (ITaskDataConstants.ELEMENT_TASK_STATE.equals(name)) { - result = handler.getState(); - handler = null; - } - } - } - - private TaskAttributeMapper getAttributeMapper(String connectorKind, String repositoryUrl) throws SAXException { - AbstractRepositoryConnector connector = repositoryManager.getRepositoryConnector(connectorKind); - if (connector == null) { - throw new SAXException("No repository connector for kind \"" + connectorKind + "\" found"); - } - - TaskRepository taskRepository = repositoryManager.getRepository(connectorKind, repositoryUrl); - if (taskRepository == null) { - throw new SAXException("Repository \"" + repositoryUrl + "\" not found for kind \"" + connectorKind + "\""); - } - - final TaskAttributeMapper attributeMapper; - AbstractTaskDataHandler taskDataHandler = connector.getTaskDataHandler(); - if (taskDataHandler != null) { - attributeMapper = taskDataHandler.getAttributeMapper(taskRepository); - } else { - attributeMapper = new TaskAttributeMapper(taskRepository); - } - return attributeMapper; - } - - public TaskDataState getTaskDataState() { - return result; - } - - @Override - public void startElement(String uri, String localName, String name, Attributes attributes) throws SAXException { - if (handler != null) { - handler.startElement(uri, localName, name, attributes); - } - if (ITaskDataConstants.ELEMENT_TASK_STATE.equals(name)) { - String version = attributes.getValue(ITaskDataConstants.ATTRIBUTE_VERSION); - handler = new TaskStateHandler(version); - handler.start(uri, localName, name, attributes); - } - } - -}
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