+++ /dev/null
-/*
- * Copyright (C) 2007-2012 Argeo GmbH
- *
- * Licensed 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.argeo.jcr.ui.explorer.editors;
-
-import java.text.DateFormat;
-import java.text.SimpleDateFormat;
-import java.util.ArrayList;
-import java.util.Calendar;
-import java.util.List;
-import java.util.Map;
-
-import javax.jcr.Node;
-import javax.jcr.Property;
-import javax.jcr.PropertyType;
-import javax.jcr.RepositoryException;
-import javax.jcr.Value;
-import javax.jcr.nodetype.NodeType;
-import javax.jcr.version.Version;
-import javax.jcr.version.VersionHistory;
-import javax.jcr.version.VersionIterator;
-import javax.jcr.version.VersionManager;
-
-import org.argeo.ArgeoException;
-import org.argeo.jcr.JcrUtils;
-import org.argeo.jcr.PropertyDiff;
-import org.argeo.jcr.VersionDiff;
-import org.argeo.jcr.ui.explorer.JcrExplorerConstants;
-import org.argeo.jcr.ui.explorer.JcrExplorerPlugin;
-import org.argeo.jcr.ui.explorer.providers.FullVersioningTreeContentProvider;
-import org.argeo.jcr.ui.explorer.providers.VersionLabelProvider;
-import org.argeo.jcr.ui.explorer.utils.GenericNodeDoubleClickListener;
-import org.eclipse.jface.viewers.ITreeContentProvider;
-import org.eclipse.jface.viewers.TreeViewer;
-import org.eclipse.swt.SWT;
-import org.eclipse.swt.layout.GridData;
-import org.eclipse.swt.layout.GridLayout;
-import org.eclipse.swt.widgets.Composite;
-import org.eclipse.swt.widgets.Text;
-import org.eclipse.ui.forms.AbstractFormPart;
-import org.eclipse.ui.forms.IManagedForm;
-import org.eclipse.ui.forms.editor.FormEditor;
-import org.eclipse.ui.forms.editor.FormPage;
-import org.eclipse.ui.forms.widgets.FormToolkit;
-import org.eclipse.ui.forms.widgets.ScrolledForm;
-import org.eclipse.ui.forms.widgets.Section;
-import org.eclipse.ui.forms.widgets.TableWrapData;
-import org.eclipse.ui.forms.widgets.TableWrapLayout;
-
-/**
- * Offers two main sections : one to display a text area with a summary of all
- * variations between a version and its predecessor and one tree view that
- * enable browsing
- * */
-public class NodeVersionHistoryPage extends FormPage implements
- JcrExplorerConstants {
- // private final static Log log = LogFactory
- // .getLog(NodeVersionHistoryPage.class);
-
- // Utils
- protected DateFormat timeFormatter = new SimpleDateFormat(DATE_TIME_FORMAT);
-
- // business objects
- private Node currentNode;
-
- // this page UI components
- private FullVersioningTreeContentProvider nodeContentProvider;
- private TreeViewer nodesViewer;
- private FormToolkit tk;
-
- public NodeVersionHistoryPage(FormEditor editor, String title,
- Node currentNode) {
- super(editor, "NodeVersionHistoryPage", title);
- this.currentNode = currentNode;
- }
-
- protected void createFormContent(IManagedForm managedForm) {
- ScrolledForm form = managedForm.getForm();
- form.setText(JcrExplorerPlugin
- .getMessage("nodeVersionHistoryPageTitle"));
- tk = managedForm.getToolkit();
- GridLayout twt = new GridLayout(1, false);
- twt.marginWidth = twt.marginHeight = 5;
- Composite body = form.getBody();
- body.setLayout(twt);
-
- try {
- if (!currentNode.isNodeType(NodeType.MIX_VERSIONABLE)) {
- tk.createLabel(body, JcrExplorerPlugin
- .getMessage("warningUnversionableNode"));
- } else {
- createHistorySection(form.getBody());
- createTreeSection(form.getBody());
- }
- } catch (RepositoryException e) {
- throw new ArgeoException(
- "Unexpected error while checking if node is versionable", e);
- }
- }
-
- protected void createTreeSection(Composite parent) {
- // Section Layout & MetaData
- Section section = tk.createSection(parent, Section.TWISTIE);
- section.setLayoutData(new GridData(GridData.FILL_BOTH));
- section.setText(JcrExplorerPlugin.getMessage("versionTreeSectionTitle"));
-
- // Section Body
- Composite body = tk.createComposite(section, SWT.FILL);
- // WARNING : 2 following lines are compulsory or body won't be
- // displayed.
- body.setLayout(new GridLayout());
- section.setClient(body);
-
- body.setLayoutData(new GridData(GridData.FILL_BOTH));
- section.setExpanded(true);
-
- nodeContentProvider = new FullVersioningTreeContentProvider();
- nodesViewer = createNodeViewer(body, nodeContentProvider);
- nodesViewer.setInput(currentNode);
- }
-
- protected TreeViewer createNodeViewer(Composite parent,
- final ITreeContentProvider nodeContentProvider) {
-
- final TreeViewer tmpNodeViewer = new TreeViewer(parent, SWT.MULTI);
-
- tmpNodeViewer.getTree().setLayoutData(
- new GridData(SWT.FILL, SWT.FILL, true, true));
-
- tmpNodeViewer.setContentProvider(nodeContentProvider);
- tmpNodeViewer.setLabelProvider(new VersionLabelProvider());
- tmpNodeViewer
- .addDoubleClickListener(new GenericNodeDoubleClickListener(
- tmpNodeViewer));
- return tmpNodeViewer;
- }
-
- protected void createHistorySection(Composite parent) {
-
- // Section Layout
- Section section = tk.createSection(parent, Section.TWISTIE);
- section.setLayoutData(new GridData(TableWrapData.FILL_GRAB));
- TableWrapLayout twt = new TableWrapLayout();
- section.setLayout(twt);
-
- // Set title of the section
- section.setText(JcrExplorerPlugin
- .getMessage("versionHistorySectionTitle"));
-
- final Text styledText = tk.createText(section, "", SWT.FULL_SELECTION
- | SWT.BORDER | SWT.MULTI | SWT.WRAP | SWT.V_SCROLL);
- styledText.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
- section.setClient(styledText);
- refreshHistory(styledText);
- styledText.setEditable(false);
- section.setExpanded(false);
-
- AbstractFormPart part = new AbstractFormPart() {
- public void commit(boolean onSave) {
- }
-
- public void refresh() {
- super.refresh();
- refreshHistory(styledText);
- }
- };
- getManagedForm().addPart(part);
- }
-
- protected void refreshHistory(Text styledText) {
- try {
- List<VersionDiff> lst = listHistoryDiff();
- StringBuffer main = new StringBuffer("");
-
- for (int i = lst.size() - 1; i >= 0; i--) {
- if (i == 0)
- main.append("Creation (");
- else
- main.append("Update " + i + " (");
-
- if (lst.get(i).getUserId() != null)
- main.append("UserId : " + lst.get(i).getUserId());
-
- if (lst.get(i).getUserId() != null
- && lst.get(i).getUpdateTime() != null)
- main.append(", ");
-
- if (lst.get(i).getUpdateTime() != null)
- main.append("Date : "
- + timeFormatter.format(lst.get(i).getUpdateTime()
- .getTime()) + ")\n");
-
- StringBuffer buf = new StringBuffer("");
- Map<String, PropertyDiff> diffs = lst.get(i).getDiffs();
- for (String prop : diffs.keySet()) {
- PropertyDiff pd = diffs.get(prop);
- // String propName = pd.getRelPath();
- Value refValue = pd.getReferenceValue();
- Value newValue = pd.getNewValue();
- String refValueStr = "";
- String newValueStr = "";
-
- if (refValue != null) {
- if (refValue.getType() == PropertyType.DATE) {
- refValueStr = timeFormatter.format(refValue
- .getDate().getTime());
- } else
- refValueStr = refValue.getString();
- }
- if (newValue != null) {
- if (newValue.getType() == PropertyType.DATE) {
- newValueStr = timeFormatter.format(newValue
- .getDate().getTime());
- } else
- newValueStr = newValue.getString();
- }
-
- if (pd.getType() == PropertyDiff.MODIFIED) {
- buf.append(prop).append(": ");
- buf.append(refValueStr);
- buf.append(" > ");
- buf.append(newValueStr);
- buf.append("\n");
- } else if (pd.getType() == PropertyDiff.ADDED
- && !"".equals(newValueStr)) {
- // we don't list property that have been added with an
- // empty string as value
- buf.append(prop).append(": ");
- buf.append(" + ");
- buf.append(newValueStr);
- buf.append("\n");
- } else if (pd.getType() == PropertyDiff.REMOVED) {
- buf.append(prop).append(": ");
- buf.append(" - ");
- buf.append(refValueStr);
- buf.append("\n");
- }
- }
- buf.append("\n");
- main.append(buf);
- }
- styledText.setText(main.toString());
- } catch (RepositoryException e) {
- throw new ArgeoException("Cannot generate history for node", e);
- }
-
- }
-
- public List<VersionDiff> listHistoryDiff() {
- try {
- List<VersionDiff> res = new ArrayList<VersionDiff>();
- VersionManager versionManager = currentNode.getSession()
- .getWorkspace().getVersionManager();
- VersionHistory versionHistory = versionManager
- .getVersionHistory(currentNode.getPath());
-
- VersionIterator vit = versionHistory.getAllLinearVersions();
- while (vit.hasNext()) {
- Version version = vit.nextVersion();
- Node node = version.getFrozenNode();
- Version predecessor = null;
- try {
- predecessor = version.getLinearPredecessor();
- } catch (Exception e) {
- // no predecessor seems to throw an exception even if it
- // shouldn't...
- }
- if (predecessor == null) {// original
- } else {
- Map<String, PropertyDiff> diffs = JcrUtils.diffProperties(
- predecessor.getFrozenNode(), node);
- if (!diffs.isEmpty()) {
- String lastUserName = null;
- Calendar lastUpdate = null;
- try {
- if (currentNode
- .isNodeType(NodeType.MIX_LAST_MODIFIED)) {
- lastUserName = node.getProperty(
- Property.JCR_LAST_MODIFIED_BY)
- .getString();
- lastUpdate = node.getProperty(
- Property.JCR_LAST_MODIFIED).getDate();
- } else
- lastUpdate = version.getProperty(
- Property.JCR_CREATED).getDate();
-
- } catch (Exception e) {
- // Silent that info is optional
- }
- VersionDiff vd = new VersionDiff(lastUserName,
- lastUpdate, diffs);
- res.add(vd);
- }
- }
- }
- return res;
- } catch (RepositoryException e) {
- throw new ArgeoException("Cannot generate history for node ");
- }
-
- }
-
- @Override
- public void setActive(boolean active) {
- super.setActive(active);
- }
-}
projects / lgpl / argeo-commons.git / blobdiff