org.eclipse.osbp.ide.core.ui/src/org/eclipse/osbp/ide/core/ui/builder/OSBPI18nBuilder.java - gerrit/osbp/org.eclipse.osbp.ide - Git at Google

 /**
  * Copyright (c) 2011, 2015 - Lunifera GmbH (Gross Enzersdorf, Austria), Loetz GmbH&Co.KG (69115 Heidelberg, Germany)
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License 2.0
  * which accompanies this distribution, and is available at
  * https://www.eclipse.org/legal/epl-2.0/
  *
  * SPDX-License-Identifier: EPL-2.0
  *
  * Contributors:
  *         Florian Pirchner - Initial implementation
  */
 package org.eclipse.osbp.ide.core.ui.builder;

 import java.io.IOException;
 import java.util.Collections;
 import java.util.Locale;
 import java.util.Map;
 import java.util.Properties;

 import org.eclipse.core.resources.IFile;
 import org.eclipse.core.resources.IFolder;
 import org.eclipse.core.resources.IProject;
 import org.eclipse.core.resources.IResource;
 import org.eclipse.core.resources.IResourceDelta;
 import org.eclipse.core.resources.IResourceDeltaVisitor;
 import org.eclipse.core.resources.IResourceVisitor;
 import org.eclipse.core.resources.IncrementalProjectBuilder;
 import org.eclipse.core.runtime.CoreException;
 import org.eclipse.core.runtime.IProgressMonitor;
 import org.eclipse.core.runtime.OperationCanceledException;
 import org.eclipse.core.runtime.ProgressMonitorWrapper;
 import org.eclipse.core.runtime.SubMonitor;
 import org.eclipse.osbp.ide.core.api.i18n.CoreUtil;
 import org.eclipse.osbp.ide.core.api.i18n.II18nRegistry;
 import org.eclipse.osbp.ide.core.ui.CoreUiActivator;
 import org.osgi.service.event.Event;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;

 import com.google.inject.Inject;

 public class OSBPI18nBuilder extends IncrementalProjectBuilder {

 	public static final String BUILDER_ID = CoreUtil.BUILDER_I18N_ID;

 	private static final Logger LOGGER = LoggerFactory
 			.getLogger(OSBPI18nBuilder.class);

 	@Inject
 	private II18nRegistry i18nRegistry;

 	private boolean firstBuild;

 	public OSBPI18nBuilder() {

 	}

 	@Override
 	protected IProject[] build(int kind, Map<String, String> args,
 			IProgressMonitor monitor) throws CoreException {

 		long startTime = System.currentTimeMillis();
 		try {
 			if (monitor != null) {
 				final String taskName = "Building" + getProject().getName()
 						+ ": "; //$NON-NLS-1$
 				monitor = new ProgressMonitorWrapper(monitor) {
 					@Override
 					public void subTask(String name) {
 						super.subTask(taskName + name);
 					}
 				};
 			}
 			SubMonitor progress = SubMonitor.convert(monitor, 8);
 			if (kind == FULL_BUILD || firstBuild) {
 				firstBuild = false;
 				fullBuildI18n(getProject());
 			} else {
 				IResourceDelta delta = getDelta(getProject());
 				if (delta == null || isOpened(delta)) {
 					fullBuildI18n(getProject());
 				} else {
 					incrementalBuild(delta, progress.newChild(1));
 				}
 			}
 			if (monitor != null) {
 				monitor.worked(8);
 			}
 		} catch (CoreException e) {
 			LOGGER.error(e.getMessage(), e);
 			throw e;
 		} catch (OperationCanceledException e) {
 			forgetLastBuiltState();
 			throw e;
 		} catch (Exception e) {
 			LOGGER.error(e.getMessage(), e);
 		} finally {
 			if (monitor != null) {
 				monitor.done();
 			}
 			LOGGER.info("Build " + getProject().getName() + " in "
 					+ (System.currentTimeMillis() - startTime) + " ms");
 		}

 		sendBuildEvent();

 		return getProject().getReferencedProjects();
 	}

 	/**
 	 * Sends an event that a build was done.
 	 */
 	private void sendBuildEvent() {
 		Event event = new Event(CoreUtil.EVENT_TOPIC__BUILDER,
 				Collections.<String, String> emptyMap());
 		CoreUiActivator.getDefault().getEventAdmin().sendEvent(event);
 	}

 	/**
 	 * @param monitor
 	 *            the progress monitor to use for reporting progress to the
 	 *            user. It is the caller's responsibility to call done() on the
 	 *            given monitor. Accepts null, indicating that no progress
 	 *            should be reported and that the operation cannot be cancelled.
 	 */
 	private void incrementalBuild(IResourceDelta delta,
 			final IProgressMonitor monitor) throws CoreException {
 		final SubMonitor progress = SubMonitor.convert(monitor,
 				"Collection i18n", 4);
 		progress.subTask("Collecting i18n");
 		if (progress.isCanceled())
 			throw new OperationCanceledException();
 		progress.worked(2);

 		IProject project = getProject();
 		if (!project.getDescription().hasNature(CoreUtil.NATURE_ID)) {
 			return;
 		}

 		monitor.subTask("Building I18n");
 		incrementalBuildI18n(delta, progress);

 		if (progress.isCanceled())
 			throw new OperationCanceledException();
 		progress.worked(4);
 	}

 	/**
 	 * Builds I18n.
 	 *
 	 * @param delta
 	 * @param progress
 	 * @throws CoreException
 	 */
 	private void incrementalBuildI18n(IResourceDelta delta,
 			final SubMonitor progress) throws CoreException {
 		delta.accept(new IResourceDeltaVisitor() {
 			@Override
 			public boolean visit(IResourceDelta delta) throws CoreException {
 				if (progress.isCanceled()) {
 					throw new OperationCanceledException();
 				}
 				if (delta.getResource() instanceof IProject) {
 					return delta.getResource() == getProject();
 				} else if (delta.getResource() instanceof IFile) {
 					IFile file = (IFile) delta.getResource();
 					if (file.getFileExtension().equals("properties")) {
 						String parentFolder = file.getParent().getName();
 						if (!parentFolder.equals("l10n")
 								&& !parentFolder.equals("i18n")) {
 							return false;
 						}
 						String[] tokens = file.getName()
 								.replace(".properties", "").split("_");
 						StringBuilder builder = new StringBuilder();
 						if (tokens.length >= 2) {
 							for (int i = 1; i < tokens.length; i++) {
 								if (builder.length() > 0) {
 									builder.append("-");
 								}
 								builder.append(tokens[i]);
 							}
 						}
 						Locale locale = Locale.forLanguageTag(builder
 								.toString());
 						if (delta.getKind() == IResourceDelta.REMOVED) {
 							// remove the resource
 							i18nRegistry.removeResource(getProject(), locale,
 									file.getProjectRelativePath());
 						} else if (delta.getKind() == IResourceDelta.ADDED
 								|| delta.getKind() == IResourceDelta.CHANGED) {
 							Properties properties = new Properties();
 							try {
 								properties.load(file.getContents());
 								II18nRegistry.ResourceDescription resourceDesc = new II18nRegistry.ResourceDescription(
 										getProject(), locale, file
 												.getProjectRelativePath(),
 										properties);
 								// cache the resource description
 								i18nRegistry.cache(resourceDesc);
 							} catch (IOException e) {
 								LOGGER.error("{}", e);
 							}
 							return false;
 						}
 					}
 				} else if (delta.getResource() instanceof IFolder) {
 					String foldername = delta.getResource().getName();
 					if (foldername.equals("OSGI-INF")) {
 						return true;
 					} else if (foldername.equals("l10n")) {
 						IFolder folder = (IFolder) delta.getResource();
 						if (folder.getParent().getName().equals("OSGI-INF")) {
 							return true;
 						}
 					} else if (foldername.equals("i18n")) {
 						return true;
 					}

 				}
 				return false;
 			}
 		});
 	}

 	/**
 	 * Builds I18n stuff.
 	 *
 	 * @param project
 	 * @return
 	 * @throws CoreException
 	 */
 	private void fullBuildI18n(IProject project) throws CoreException {
 		final II18nRegistry.ProjectDescription projectDescription = new II18nRegistry.ProjectDescription(
 				getProject());
 		project.accept(new IResourceVisitor() {
 			@Override
 			public boolean visit(IResource resource) throws CoreException {
 				if (resource == getProject()) {
 					return true;
 				} else if (resource instanceof IFile) {
 					IFile file = (IFile) resource;
 					if (file.getFileExtension().equals("properties")) {
 						String parentFolder = file.getParent().getName();
 						if (!parentFolder.equals("l10n")
 								&& !parentFolder.equals("i18n")) {
 							return false;
 						}
 						String[] tokens = file.getName()
 								.replace(".properties", "").split("_");
 						StringBuilder builder = new StringBuilder();
 						if (tokens.length >= 2) {
 							for (int i = 1; i < tokens.length; i++) {
 								if (builder.length() > 0) {
 									builder.append("-");
 								}
 								builder.append(tokens[i]);
 							}
 						}
 						Locale locale = Locale.forLanguageTag(builder
 								.toString());
 						Properties properties = new Properties();
 						try {
 							properties.load(file.getContents());
 							II18nRegistry.ResourceDescription resourceDesc = new II18nRegistry.ResourceDescription(
 									getProject(), locale, file
 											.getProjectRelativePath(),
 									properties);
 							projectDescription.putResource(resourceDesc);

 						} catch (IOException e) {
 							LOGGER.error("{}", e);
 						}
 						return false;
 					}
 				} else if (resource instanceof IFolder) {
 					String foldername = resource.getName();
 					if (foldername.equals("OSGI-INF")) {
 						return true;
 					} else if (foldername.equals("l10n")) {
 						IFolder folder = (IFolder) resource;
 						if (folder.getParent().getName().equals("OSGI-INF")) {
 							return true;
 						}
 					} else if (foldername.equals("i18n")) {
 						return true;
 					}

 				}
 				return false;
 			}
 		});

 		i18nRegistry.cache(projectDescription);
 	}

 	// /**
 	// * This method touches UI models to ensure that the AutowireHelper is
 	// * executed.
 	// *
 	// * @param tempLEntityModel
 	// */
 	// private void buildUiModels(LEntityModel tempLEntityModel) {
 	// // find referencing dto model
 	// Set<URI> entityURIs = findEntityURIs(tempLEntityModel);
 	// final List<IReferenceDescription> targetDtoReferences =
 	// findTargetUiModelReferences(entityURIs);
 	// if (targetDtoReferences.isEmpty()) {
 	// return;
 	// }
 	// }

 	private boolean isOpened(IResourceDelta delta) {
 		return delta.getResource() instanceof IProject
 				&& (delta.getFlags() & IResourceDelta.OPEN) != 0
 				&& ((IProject) delta.getResource()).isOpen();
 	}

 	@Override
 	protected void clean(IProgressMonitor monitor) throws CoreException {
 		try {
 			i18nRegistry.removeProject(getProject());
 		} finally {
 			if (monitor != null) {
 				monitor.done();
 			}
 		}
 	}

 }
	/**
	* Copyright (c) 2011, 2015 - Lunifera GmbH (Gross Enzersdorf, Austria), Loetz GmbH&Co.KG (69115 Heidelberg, Germany)
	* All rights reserved. This program and the accompanying materials
	* are made available under the terms of the Eclipse Public License 2.0
	* which accompanies this distribution, and is available at
	* https://www.eclipse.org/legal/epl-2.0/
	*
	* SPDX-License-Identifier: EPL-2.0
	*
	* Contributors:
	* Florian Pirchner - Initial implementation
	*/
	package org.eclipse.osbp.ide.core.ui.builder;

	import java.io.IOException;
	import java.util.Collections;
	import java.util.Locale;
	import java.util.Map;
	import java.util.Properties;

	import org.eclipse.core.resources.IFile;
	import org.eclipse.core.resources.IFolder;
	import org.eclipse.core.resources.IProject;
	import org.eclipse.core.resources.IResource;
	import org.eclipse.core.resources.IResourceDelta;
	import org.eclipse.core.resources.IResourceDeltaVisitor;
	import org.eclipse.core.resources.IResourceVisitor;
	import org.eclipse.core.resources.IncrementalProjectBuilder;
	import org.eclipse.core.runtime.CoreException;
	import org.eclipse.core.runtime.IProgressMonitor;
	import org.eclipse.core.runtime.OperationCanceledException;
	import org.eclipse.core.runtime.ProgressMonitorWrapper;
	import org.eclipse.core.runtime.SubMonitor;
	import org.eclipse.osbp.ide.core.api.i18n.CoreUtil;
	import org.eclipse.osbp.ide.core.api.i18n.II18nRegistry;
	import org.eclipse.osbp.ide.core.ui.CoreUiActivator;
	import org.osgi.service.event.Event;
	import org.slf4j.Logger;
	import org.slf4j.LoggerFactory;

	import com.google.inject.Inject;

	public class OSBPI18nBuilder extends IncrementalProjectBuilder {

	public static final String BUILDER_ID = CoreUtil.BUILDER_I18N_ID;

	private static final Logger LOGGER = LoggerFactory
	.getLogger(OSBPI18nBuilder.class);

	@Inject
	private II18nRegistry i18nRegistry;

	private boolean firstBuild;

	public OSBPI18nBuilder() {

	}

	@Override
	protected IProject[] build(int kind, Map<String, String> args,
	IProgressMonitor monitor) throws CoreException {

	long startTime = System.currentTimeMillis();
	try {
	if (monitor != null) {
	final String taskName = "Building" + getProject().getName()
	+ ": "; //$NON-NLS-1$
	monitor = new ProgressMonitorWrapper(monitor) {
	@Override
	public void subTask(String name) {
	super.subTask(taskName + name);
	}
	};
	}
	SubMonitor progress = SubMonitor.convert(monitor, 8);
	if (kind == FULL_BUILD \|\| firstBuild) {
	firstBuild = false;
	fullBuildI18n(getProject());
	} else {
	IResourceDelta delta = getDelta(getProject());
	if (delta == null \|\| isOpened(delta)) {
	fullBuildI18n(getProject());
	} else {
	incrementalBuild(delta, progress.newChild(1));
	}
	}
	if (monitor != null) {
	monitor.worked(8);
	}
	} catch (CoreException e) {
	LOGGER.error(e.getMessage(), e);
	throw e;
	} catch (OperationCanceledException e) {
	forgetLastBuiltState();
	throw e;
	} catch (Exception e) {
	LOGGER.error(e.getMessage(), e);
	} finally {
	if (monitor != null) {
	monitor.done();
	}
	LOGGER.info("Build " + getProject().getName() + " in "
	+ (System.currentTimeMillis() - startTime) + " ms");
	}

	sendBuildEvent();

	return getProject().getReferencedProjects();
	}

	/**
	* Sends an event that a build was done.
	*/
	private void sendBuildEvent() {
	Event event = new Event(CoreUtil.EVENT_TOPIC__BUILDER,
	Collections.<String, String> emptyMap());
	CoreUiActivator.getDefault().getEventAdmin().sendEvent(event);
	}

	/**
	* @param monitor
	* the progress monitor to use for reporting progress to the
	* user. It is the caller's responsibility to call done() on the
	* given monitor. Accepts null, indicating that no progress
	* should be reported and that the operation cannot be cancelled.
	*/
	private void incrementalBuild(IResourceDelta delta,
	final IProgressMonitor monitor) throws CoreException {
	final SubMonitor progress = SubMonitor.convert(monitor,
	"Collection i18n", 4);
	progress.subTask("Collecting i18n");
	if (progress.isCanceled())
	throw new OperationCanceledException();
	progress.worked(2);

	IProject project = getProject();
	if (!project.getDescription().hasNature(CoreUtil.NATURE_ID)) {
	return;
	}

	monitor.subTask("Building I18n");
	incrementalBuildI18n(delta, progress);

	if (progress.isCanceled())
	throw new OperationCanceledException();
	progress.worked(4);
	}

	/**
	* Builds I18n.
	*
	* @param delta
	* @param progress
	* @throws CoreException
	*/
	private void incrementalBuildI18n(IResourceDelta delta,
	final SubMonitor progress) throws CoreException {
	delta.accept(new IResourceDeltaVisitor() {
	@Override
	public boolean visit(IResourceDelta delta) throws CoreException {
	if (progress.isCanceled()) {
	throw new OperationCanceledException();
	}
	if (delta.getResource() instanceof IProject) {
	return delta.getResource() == getProject();
	} else if (delta.getResource() instanceof IFile) {
	IFile file = (IFile) delta.getResource();
	if (file.getFileExtension().equals("properties")) {
	String parentFolder = file.getParent().getName();
	if (!parentFolder.equals("l10n")
	&& !parentFolder.equals("i18n")) {
	return false;
	}
	String[] tokens = file.getName()
	.replace(".properties", "").split("_");
	StringBuilder builder = new StringBuilder();
	if (tokens.length >= 2) {
	for (int i = 1; i < tokens.length; i++) {
	if (builder.length() > 0) {
	builder.append("-");
	}
	builder.append(tokens[i]);
	}
	}
	Locale locale = Locale.forLanguageTag(builder
	.toString());
	if (delta.getKind() == IResourceDelta.REMOVED) {
	// remove the resource
	i18nRegistry.removeResource(getProject(), locale,
	file.getProjectRelativePath());
	} else if (delta.getKind() == IResourceDelta.ADDED
	\|\| delta.getKind() == IResourceDelta.CHANGED) {
	Properties properties = new Properties();
	try {
	properties.load(file.getContents());
	II18nRegistry.ResourceDescription resourceDesc = new II18nRegistry.ResourceDescription(
	getProject(), locale, file
	.getProjectRelativePath(),
	properties);
	// cache the resource description
	i18nRegistry.cache(resourceDesc);
	} catch (IOException e) {
	LOGGER.error("{}", e);
	}
	return false;
	}
	}
	} else if (delta.getResource() instanceof IFolder) {
	String foldername = delta.getResource().getName();
	if (foldername.equals("OSGI-INF")) {
	return true;
	} else if (foldername.equals("l10n")) {
	IFolder folder = (IFolder) delta.getResource();
	if (folder.getParent().getName().equals("OSGI-INF")) {
	return true;
	}
	} else if (foldername.equals("i18n")) {
	return true;
	}

	}
	return false;
	}
	});
	}

	/**
	* Builds I18n stuff.
	*
	* @param project
	* @return
	* @throws CoreException
	*/
	private void fullBuildI18n(IProject project) throws CoreException {
	final II18nRegistry.ProjectDescription projectDescription = new II18nRegistry.ProjectDescription(
	getProject());
	project.accept(new IResourceVisitor() {
	@Override
	public boolean visit(IResource resource) throws CoreException {
	if (resource == getProject()) {
	return true;
	} else if (resource instanceof IFile) {
	IFile file = (IFile) resource;
	if (file.getFileExtension().equals("properties")) {
	String parentFolder = file.getParent().getName();
	if (!parentFolder.equals("l10n")
	&& !parentFolder.equals("i18n")) {
	return false;
	}
	String[] tokens = file.getName()
	.replace(".properties", "").split("_");
	StringBuilder builder = new StringBuilder();
	if (tokens.length >= 2) {
	for (int i = 1; i < tokens.length; i++) {
	if (builder.length() > 0) {
	builder.append("-");
	}
	builder.append(tokens[i]);
	}
	}
	Locale locale = Locale.forLanguageTag(builder
	.toString());
	Properties properties = new Properties();
	try {
	properties.load(file.getContents());
	II18nRegistry.ResourceDescription resourceDesc = new II18nRegistry.ResourceDescription(
	getProject(), locale, file
	.getProjectRelativePath(),
	properties);
	projectDescription.putResource(resourceDesc);

	} catch (IOException e) {
	LOGGER.error("{}", e);
	}
	return false;
	}
	} else if (resource instanceof IFolder) {
	String foldername = resource.getName();
	if (foldername.equals("OSGI-INF")) {
	return true;
	} else if (foldername.equals("l10n")) {
	IFolder folder = (IFolder) resource;
	if (folder.getParent().getName().equals("OSGI-INF")) {
	return true;
	}
	} else if (foldername.equals("i18n")) {
	return true;
	}

	}
	return false;
	}
	});

	i18nRegistry.cache(projectDescription);
	}

	// /**
	// * This method touches UI models to ensure that the AutowireHelper is
	// * executed.
	// *
	// * @param tempLEntityModel
	// */
	// private void buildUiModels(LEntityModel tempLEntityModel) {
	// // find referencing dto model
	// Set<URI> entityURIs = findEntityURIs(tempLEntityModel);
	// final List<IReferenceDescription> targetDtoReferences =
	// findTargetUiModelReferences(entityURIs);
	// if (targetDtoReferences.isEmpty()) {
	// return;
	// }
	// }

	private boolean isOpened(IResourceDelta delta) {
	return delta.getResource() instanceof IProject
	&& (delta.getFlags() & IResourceDelta.OPEN) != 0
	&& ((IProject) delta.getResource()).isOpen();
	}

	@Override
	protected void clean(IProgressMonitor monitor) throws CoreException {
	try {
	i18nRegistry.removeProject(getProject());
	} finally {
	if (monitor != null) {
	monitor.done();
	}
	}
	}

	}