Author: scabanovich Date: 2012-10-04 17:11:23 -0400 (Thu, 04 Oct 2012) New Revision: 44314 Added: trunk/common/plugins/org.jboss.tools.common.ui/src/org/jboss/tools/common/ui/wizard/service/RegisterAsServiceDialog.java trunk/common/plugins/org.jboss.tools.common.ui/src/org/jboss/tools/common/ui/wizard/service/RegisterAsServiceHandler.java trunk/common/plugins/org.jboss.tools.common.ui/src/org/jboss/tools/common/ui/wizard/service/RegisterServiceUtil.java Modified: trunk/common/plugins/org.jboss.tools.common.ui/META-INF/MANIFEST.MF trunk/common/plugins/org.jboss.tools.common.ui/plugin.xml trunk/common/plugins/org.jboss.tools.common.ui/src/org/jboss/tools/common/ui/CommonUIMessages.java trunk/common/plugins/org.jboss.tools.common.ui/src/org/jboss/tools/common/ui/messages.properties trunk/common/plugins/org.jboss.tools.common.ui/src/org/jboss/tools/common/ui/wizard/service/NewServiceCreationWizard.java trunk/common/plugins/org.jboss.tools.common.ui/src/org/jboss/tools/common/ui/wizard/service/NewServiceWizardPage.java Log: JBIDE-12793 https://issues.jboss.org/browse/JBIDE-12793 Action and dialog 'Register As Service' are implemented. Modified: trunk/common/plugins/org.jboss.tools.common.ui/META-INF/MANIFEST.MF =================================================================== --- trunk/common/plugins/org.jboss.tools.common.ui/META-INF/MANIFEST.MF 2012-10-04 20:27:48 UTC (rev 44313) +++ trunk/common/plugins/org.jboss.tools.common.ui/META-INF/MANIFEST.MF 2012-10-04 21:11:23 UTC (rev 44314) @@ -32,6 +32,7 @@ org.eclipse.ltk.ui.refactoring;bundle-version="3.6.0", org.eclipse.wst.server.ui;bundle-version="1.3.0", org.eclipse.jdt.junit;bundle-version="3.7.0", + org.eclipse.core.expressions, org.jboss.tools.common.text.xml Export-Package: org.jboss.tools.common.ui, org.jboss.tools.common.ui.databinding, Modified: trunk/common/plugins/org.jboss.tools.common.ui/plugin.xml =================================================================== --- trunk/common/plugins/org.jboss.tools.common.ui/plugin.xml 2012-10-04 20:27:48 UTC (rev 44313) +++ trunk/common/plugins/org.jboss.tools.common.ui/plugin.xml 2012-10-04 21:11:23 UTC (rev 44314) @@ -77,4 +77,39 @@ </extension> + <extension point="org.eclipse.ui.commands"> + <command + name="Register As Service" + defaultHandler="org.jboss.tools.common.ui.wizard.service.RegisterAsServiceHandler" + id="org.jboss.tools.common.ui.RegisterAsService"> + </command> + + </extension> + + <extension point="org.eclipse.ui.menus"> + <menuContribution + allPopups="true" + locationURI="popup:org.eclipse.ui.popup.any?after=additions"> + <command + commandId="org.jboss.tools.common.ui.RegisterAsService" + label="Register As Service..."> + <visibleWhen + checkEnabled="true"> + </visibleWhen> + <!--visibleWhen checkEnabled="false"> + <with variable="selection"> + <count value="1" /> + <or> + <iterate> + <adapt type="org.eclipse.jdt.core.IType" /> + </iterate> + <iterate> + <adapt type="org.eclipse.jdt.core.ICompilationUnit" /> + </iterate> + </or> + </with> + </visibleWhen--> + </command> + </menuContribution> + </extension> </plugin> Modified: trunk/common/plugins/org.jboss.tools.common.ui/src/org/jboss/tools/common/ui/CommonUIMessages.java =================================================================== --- trunk/common/plugins/org.jboss.tools.common.ui/src/org/jboss/tools/common/ui/CommonUIMessages.java 2012-10-04 20:27:48 UTC (rev 44313) +++ trunk/common/plugins/org.jboss.tools.common.ui/src/org/jboss/tools/common/ui/CommonUIMessages.java 2012-10-04 21:11:23 UTC (rev 44314) @@ -94,6 +94,14 @@ public static String NEW_SERVICE_WIZARD_SERVICE_TYPE_CONCRETE; public static String NEW_SERVICE_WIZARD_SELECT_SERVICE_TYPE_TITLE; + public static String REGISTER_AS_SERVICE_TITLE; + public static String REGISTER_AS_SERVICE_SUB_TITLE; + public static String REGISTER_AS_SERVICE_MESSAGE; + public static String REGISTER_AS_SERVICE_NO_TYPES_MESSAGE; + public static String REGISTER_AS_SERVICE_TYPE_LABEL; + public static String REGISTER_AS_SERVICE_NON_ABSTRACT_MESSAGE; + public static String REGISTER_AS_SERVICE_ALREADY_REGISTERED_MESSAGE; + static { NLS.initializeMessages(BUNDLE_NAME, CommonUIMessages.class); } Modified: trunk/common/plugins/org.jboss.tools.common.ui/src/org/jboss/tools/common/ui/messages.properties =================================================================== --- trunk/common/plugins/org.jboss.tools.common.ui/src/org/jboss/tools/common/ui/messages.properties 2012-10-04 20:27:48 UTC (rev 44313) +++ trunk/common/plugins/org.jboss.tools.common.ui/src/org/jboss/tools/common/ui/messages.properties 2012-10-04 21:11:23 UTC (rev 44314) @@ -50,6 +50,12 @@ NEW_SERVICE_WIZARD_SERVICE_TYPE_EMPTY=Please select service type. NEW_SERVICE_WIZARD_SERVICE_TYPE_NOT_EXISTS=Type {0} does not exist. NEW_SERVICE_WIZARD_SERVICE_TYPE_FINAL=Service type cannot be final. -NEW_SERVICE_WIZARD_SERVICE_TYPE_CONCRETE=Non-abstract service type is discouraged. +NEW_SERVICE_WIZARD_SERVICE_TYPE_CONCRETE=Non-abstract service type is discouraged.Service Provider NEW_SERVICE_WIZARD_SELECT_SERVICE_TYPE_TITLE=Select Service Type - +REGISTER_AS_SERVICE_TITLE=Register As Service +REGISTER_AS_SERVICE_SUB_TITLE=Service Provider {0} +REGISTER_AS_SERVICE_MESSAGE=Select Service Type +REGISTER_AS_SERVICE_NO_TYPES_MESSAGE=This type does not implement any service type. +REGISTER_AS_SERVICE_TYPE_LABEL=Service Type: +REGISTER_AS_SERVICE_NON_ABSTRACT_MESSAGE=The use of a non-abstract type as a service type is discouraged. +REGISTER_AS_SERVICE_ALREADY_REGISTERED_MESSAGE=This type is already registered for the selected service type. Modified: trunk/common/plugins/org.jboss.tools.common.ui/src/org/jboss/tools/common/ui/wizard/service/NewServiceCreationWizard.java =================================================================== --- trunk/common/plugins/org.jboss.tools.common.ui/src/org/jboss/tools/common/ui/wizard/service/NewServiceCreationWizard.java 2012-10-04 20:27:48 UTC (rev 44313) +++ trunk/common/plugins/org.jboss.tools.common.ui/src/org/jboss/tools/common/ui/wizard/service/NewServiceCreationWizard.java 2012-10-04 21:11:23 UTC (rev 44314) @@ -11,25 +11,17 @@ package org.jboss.tools.common.ui.wizard.service; -import java.io.ByteArrayInputStream; - -import org.eclipse.core.resources.IContainer; 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.runtime.CoreException; import org.eclipse.core.runtime.IProgressMonitor; -import org.eclipse.core.runtime.NullProgressMonitor; -import org.eclipse.core.runtime.Path; import org.eclipse.jdt.core.IJavaElement; import org.eclipse.jdt.internal.ui.wizards.NewElementWizard; import org.eclipse.jdt.ui.wizards.NewClassWizardPage; import org.eclipse.jdt.ui.wizards.NewTypeWizardPage; -import org.jboss.tools.common.EclipseUtil; import org.jboss.tools.common.ui.CommonUIMessages; import org.jboss.tools.common.ui.CommonUIPlugin; -import org.jboss.tools.common.util.FileUtil; /** * @@ -56,7 +48,6 @@ if (fPage == null) { fPage = new NewServiceWizardPage(); ((NewClassWizardPage)fPage).init(getSelection()); - //init page } addPage(fPage); } @@ -88,55 +79,12 @@ } private void registerService() throws CoreException { + IProject project = fPage.getCreatedType().getResource().getProject(); String typeName = fPage.getCreatedType().getFullyQualifiedName(); String serviceType = ((NewServiceWizardPage)fPage).getServiceRawType(); - IContainer f = getServiceFolder(); - if(f != null) { - IFile file = f.getFile(new Path(serviceType)); - if(file.exists()) { - String content = FileUtil.readStream(file); - if(content.length() > 0 && !content.endsWith("\n")) { //$NON-NLS-1$ - content += "\n"; //$NON-NLS-1$ - } - content += typeName; - file.setContents(new ByteArrayInputStream(content.getBytes()), true, true, new NullProgressMonitor()); - } else { - String content = typeName; - file.create(new ByteArrayInputStream(content.getBytes()), true, new NullProgressMonitor()); - } - } + RegisterServiceUtil.registerService(project, typeName, serviceType); } - static final String META_INF_FOLDER_NAME = "META-INF"; //$NON-NLS-1$ - static final String SERVICES_FOLDER_NAME = "services"; //$NON-NLS-1$ - - private IFolder getServiceFolder() throws CoreException { - IContainer m = getMetaInf(); - if(m != null) { - IFolder ss = m.getFolder(new Path(SERVICES_FOLDER_NAME)); - if(!ss.exists()) { - ss.create(true, true, new NullProgressMonitor()); - } - return ss; - } - return null; - } - - private IContainer getMetaInf() throws CoreException { - IProject project = fPage.getCreatedType().getResource().getProject(); - IResource[] rs = EclipseUtil.getJavaSourceRoots(project); - if(rs == null || rs.length == 0) { - return null; - } - for (IResource r: rs) { - IFolder f = ((IContainer)r).getFolder(new Path(META_INF_FOLDER_NAME)); - if(f.exists()) return f; - } - IFolder f = ((IContainer)rs[0]).getFolder(new Path(META_INF_FOLDER_NAME)); - f.create(true, true, new NullProgressMonitor()); - return f; - } - @Override protected void finishPage(IProgressMonitor monitor) throws InterruptedException, CoreException { fPage.createType(monitor); // use the full progress monitor Modified: trunk/common/plugins/org.jboss.tools.common.ui/src/org/jboss/tools/common/ui/wizard/service/NewServiceWizardPage.java =================================================================== --- trunk/common/plugins/org.jboss.tools.common.ui/src/org/jboss/tools/common/ui/wizard/service/NewServiceWizardPage.java 2012-10-04 20:27:48 UTC (rev 44313) +++ trunk/common/plugins/org.jboss.tools.common.ui/src/org/jboss/tools/common/ui/wizard/service/NewServiceWizardPage.java 2012-10-04 21:11:23 UTC (rev 44314) @@ -221,6 +221,10 @@ return null; } }); + List<String> s = getSuperInterfaces(); + if(!s.isEmpty()) { + setServiceType(s.get(0)); + } interfaceField.doFillIntoGrid(composite); interfaceField.addPropertyChangeListener(new PropertyChangeListener() { public void propertyChange(PropertyChangeEvent evt) { Added: trunk/common/plugins/org.jboss.tools.common.ui/src/org/jboss/tools/common/ui/wizard/service/RegisterAsServiceDialog.java =================================================================== --- trunk/common/plugins/org.jboss.tools.common.ui/src/org/jboss/tools/common/ui/wizard/service/RegisterAsServiceDialog.java (rev 0) +++ trunk/common/plugins/org.jboss.tools.common.ui/src/org/jboss/tools/common/ui/wizard/service/RegisterAsServiceDialog.java 2012-10-04 21:11:23 UTC (rev 44314) @@ -0,0 +1,160 @@ +package org.jboss.tools.common.ui.wizard.service; + +import java.beans.PropertyChangeEvent; +import java.beans.PropertyChangeListener; +import java.util.ArrayList; +import java.util.List; +import java.util.Map; + +import org.eclipse.core.runtime.CoreException; +import org.eclipse.jdt.core.Flags; +import org.eclipse.jdt.core.IType; +import org.eclipse.jface.dialogs.IDialogConstants; +import org.eclipse.jface.dialogs.IMessageProvider; +import org.eclipse.jface.dialogs.TitleAreaDialog; +import org.eclipse.osgi.util.NLS; +import org.eclipse.swt.SWT; +import org.eclipse.swt.layout.GridData; +import org.eclipse.swt.layout.GridLayout; +import org.eclipse.swt.widgets.Button; +import org.eclipse.swt.widgets.Combo; +import org.eclipse.swt.widgets.Composite; +import org.eclipse.swt.widgets.Control; +import org.eclipse.swt.widgets.Label; +import org.eclipse.swt.widgets.Shell; +import org.jboss.tools.common.java.IParametedType; +import org.jboss.tools.common.ui.CommonUIMessages; +import org.jboss.tools.common.ui.CommonUIPlugin; +import org.jboss.tools.common.ui.widget.editor.IFieldEditor; +import org.jboss.tools.common.ui.widget.editor.IFieldEditorFactory; + +public class RegisterAsServiceDialog extends TitleAreaDialog { + IType type; + Map<String, IParametedType> types; + IFieldEditor serviceTypeSelector; + String result; + + public RegisterAsServiceDialog(Shell parentShell, IType type, Map<String, IParametedType> types) { + super(parentShell); + this.type = type; + this.types = types; + setShellStyle(getShellStyle() | SWT.RESIZE); + List<String> serviceTypeNames = new ArrayList<String>(types.keySet()); + String defaultValue = serviceTypeNames.isEmpty() ? "" : serviceTypeNames.get(0); + serviceTypeSelector = IFieldEditorFactory.INSTANCE.createComboEditor("serviceType", //$NON-NLS-1$ + CommonUIMessages.REGISTER_AS_SERVICE_TYPE_LABEL, serviceTypeNames, defaultValue); + } + + private final int DIALOG_WIDTH = 400; + private final int DIALOG_HEIGHT = 60; + + protected Control createDialogArea(Composite parent) { + getShell().setText(CommonUIMessages.REGISTER_AS_SERVICE_TITLE); + setTitle(NLS.bind(CommonUIMessages.REGISTER_AS_SERVICE_SUB_TITLE, type.getFullyQualifiedName())); +// setTitleImage(ModelUIImages.getImage(ModelUIImages.WIZARD_DEFAULT)); // image is managed by registry + setMessage(CommonUIMessages.REGISTER_AS_SERVICE_MESSAGE); + if(types.isEmpty()) { + setErrorMessage(CommonUIMessages.REGISTER_AS_SERVICE_NO_TYPES_MESSAGE); + } + + Composite composite = new Composite(parent, SWT.NONE); + GridLayout gridLayout = new GridLayout(1, false); + gridLayout.marginHeight = 5; + gridLayout.marginWidth = 5; + gridLayout.horizontalSpacing = 10; + gridLayout.verticalSpacing = 0; + composite.setLayout(gridLayout); + + Label dialogAreaSeparator = new Label(composite, SWT.HORIZONTAL | SWT.SEPARATOR); + dialogAreaSeparator.setLayoutData(new GridData(SWT.FILL, SWT.NONE, true, false)); + + Control pageArea = createField(composite); + GridData gd = new GridData(SWT.FILL, SWT.BEGINNING, true, true); + pageArea.setLayoutData(gd); + + dialogAreaSeparator = new Label(composite, SWT.HORIZONTAL | SWT.SEPARATOR); + dialogAreaSeparator.setLayoutData(new GridData(SWT.FILL, SWT.NONE, true, false)); + + gd = new GridData(SWT.FILL, SWT.FILL, true, true); + gd.widthHint = DIALOG_WIDTH; + gd.heightHint = DIALOG_HEIGHT; + composite.setLayoutData(gd); + + return composite; + } + + Control createField(Composite parent) { + Composite composite = new Composite(parent, SWT.NONE); + GridLayout gridLayout = new GridLayout(2, false); + gridLayout.marginHeight = 10; + gridLayout.marginWidth = 0; + gridLayout.horizontalSpacing = 10; + gridLayout.verticalSpacing = 10; + GridData gd = new GridData(GridData.FILL_HORIZONTAL); + composite.setLayoutData(gd); + composite.setLayout(gridLayout); + serviceTypeSelector.doFillIntoGrid(composite); + Object[] os = serviceTypeSelector.getEditorControls(); + if(os.length == 2 && os[1] instanceof Combo) { + ((Combo)os[1]).setLayoutData(new GridData(GridData.FILL_HORIZONTAL)); + } + serviceTypeSelector.addPropertyChangeListener(new PropertyChangeListener() { + + @Override + public void propertyChange(PropertyChangeEvent evt) { + validate(); + } + }); + return composite; + } + + void validate() { + String serviceType = serviceTypeSelector.getValueAsString(); + if(serviceType == null || serviceType.length() == 0) { + return; + } + IParametedType type = types.get(serviceType); + String warning = null; + if(type != null) { + IType t = type.getType(); + try { + if(!t.isInterface() && !Flags.isAbstract(t.getFlags())) { + warning = CommonUIMessages.REGISTER_AS_SERVICE_NON_ABSTRACT_MESSAGE; + } + } catch (CoreException e) { + CommonUIPlugin.getDefault().logError(e); + } + } + String typeName = this.type.getFullyQualifiedName(); + if(RegisterServiceUtil.isServiceRegistered(type.getType().getJavaProject().getProject(), typeName, serviceType)) { + getButton(IDialogConstants.OK_ID).setEnabled(false); + setMessage(CommonUIMessages.REGISTER_AS_SERVICE_ALREADY_REGISTERED_MESSAGE, IMessageProvider.ERROR); + } else { + getButton(IDialogConstants.OK_ID).setEnabled(true); + if(warning != null) { + setMessage(warning, IMessageProvider.WARNING); + } else { + setMessage(CommonUIMessages.REGISTER_AS_SERVICE_MESSAGE); + } + } + } + + protected Control createContents(Composite parent) { + Control c = super.createContents(parent); + if(types.isEmpty()) { + Button ok = getButton(IDialogConstants.OK_ID); + ok.setEnabled(false); + } + validate(); + return c; + } + + protected void okPressed() { + result = serviceTypeSelector.getValueAsString(); + super.okPressed(); + } + + public String getResult() { + return result; + } +} Property changes on: trunk/common/plugins/org.jboss.tools.common.ui/src/org/jboss/tools/common/ui/wizard/service/RegisterAsServiceDialog.java ___________________________________________________________________ Added: svn:mime-type + text/plain Added: trunk/common/plugins/org.jboss.tools.common.ui/src/org/jboss/tools/common/ui/wizard/service/RegisterAsServiceHandler.java =================================================================== --- trunk/common/plugins/org.jboss.tools.common.ui/src/org/jboss/tools/common/ui/wizard/service/RegisterAsServiceHandler.java (rev 0) +++ trunk/common/plugins/org.jboss.tools.common.ui/src/org/jboss/tools/common/ui/wizard/service/RegisterAsServiceHandler.java 2012-10-04 21:11:23 UTC (rev 44314) @@ -0,0 +1,129 @@ +/******************************************************************************* + * Copyright (c) 2012 Red Hat, Inc. + * Distributed under license by Red Hat, Inc. All rights reserved. + * This program is 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 + * + * Contributors: + * Red Hat, Inc. - initial API and implementation + ******************************************************************************/ +package org.jboss.tools.common.ui.wizard.service; + +import java.util.Collection; +import java.util.Map; +import java.util.TreeMap; + +import org.eclipse.core.commands.AbstractHandler; +import org.eclipse.core.commands.ExecutionEvent; +import org.eclipse.core.expressions.IEvaluationContext; +import org.eclipse.core.resources.IProject; +import org.eclipse.core.runtime.CoreException; +import org.eclipse.jdt.core.Flags; +import org.eclipse.jdt.core.ICompilationUnit; +import org.eclipse.jdt.core.IType; +import org.eclipse.jface.dialogs.IDialogConstants; +import org.eclipse.jface.viewers.ISelection; +import org.eclipse.jface.viewers.IStructuredSelection; +import org.eclipse.ui.ISources; +import org.eclipse.ui.handlers.HandlerUtil; +import org.jboss.tools.common.java.IParametedType; +import org.jboss.tools.common.java.ParametedType; +import org.jboss.tools.common.java.ParametedTypeFactory; +import org.jboss.tools.common.ui.CommonUIPlugin; + +/** + * + * @author Viacheslav Kabanovich + * + */ +public class RegisterAsServiceHandler extends AbstractHandler { + + public RegisterAsServiceHandler() { + } + + @Override + public void setEnabled(Object evaluationContext) { + setBaseEnabled(computeEnabled(evaluationContext)); + } + + private boolean computeEnabled(Object evaluationContext) { + if(evaluationContext instanceof IEvaluationContext) { + IEvaluationContext c = (IEvaluationContext)evaluationContext; + ISelection selection = (ISelection)c.getVariable(ISources.ACTIVE_CURRENT_SELECTION_NAME); + return getSelectedType(selection) != null; + } + return false; + } + + /** + * Returns the first IType from selection which is a concrete class. + * @param selection + * @return + */ + private IType getSelectedType(ISelection selection) { + if(selection != null && !selection.isEmpty() && (selection instanceof IStructuredSelection)) { + for (Object selected: ((IStructuredSelection)selection).toList()) { + try { + if(selected instanceof ICompilationUnit) { + ICompilationUnit u = (ICompilationUnit)selected; + for(IType type: u.getTypes()) { + if(accept(type)) { + return type; + } + } + } else if(selected instanceof IType) { + IType type = (IType)selected; + if(accept(type)) { + return type; + } + } + } catch (CoreException e) { + CommonUIPlugin.getDefault().logError(e); + } + } + } + return null; + } + + private boolean accept(IType type) throws CoreException { + return !type.isInterface() && !type.isAnnotation() && !Flags.isAbstract(type.getFlags()); + } + + @Override + public Object execute(ExecutionEvent event) throws org.eclipse.core.commands.ExecutionException { + ISelection selection = HandlerUtil.getActiveWorkbenchWindow(event).getSelectionService().getSelection(); + IType type = getSelectedType(selection); + if(type == null) { + return null; + } + try { + ParametedType parametedType = new ParametedTypeFactory().newParametedType(type); + Collection<IParametedType> ts = parametedType.getAllTypes(); + Map<String, IParametedType> types = new TreeMap<String, IParametedType>(); + for (IParametedType t: ts) { + if(t.getType() != null) { + String q = t.getType().getFullyQualifiedName(); + types.put(q, t); + } + } + types.remove("java.lang.Object"); //$NON-NLS-1$ + types.remove(type.getFullyQualifiedName()); + + RegisterAsServiceDialog dialog = new RegisterAsServiceDialog(HandlerUtil.getActiveShell(event), type, types); + dialog.create(); + + int i = dialog.open(); + if(i == IDialogConstants.OK_ID) { + IProject project = type.getJavaProject().getProject(); + String typeName = type.getFullyQualifiedName(); + String serviceType = dialog.getResult(); + RegisterServiceUtil.registerService(project, typeName, serviceType); + } + } catch (CoreException e) { + CommonUIPlugin.getDefault().logError(e); + } + return null; + } + +} Property changes on: trunk/common/plugins/org.jboss.tools.common.ui/src/org/jboss/tools/common/ui/wizard/service/RegisterAsServiceHandler.java ___________________________________________________________________ Added: svn:mime-type + text/plain Added: trunk/common/plugins/org.jboss.tools.common.ui/src/org/jboss/tools/common/ui/wizard/service/RegisterServiceUtil.java =================================================================== --- trunk/common/plugins/org.jboss.tools.common.ui/src/org/jboss/tools/common/ui/wizard/service/RegisterServiceUtil.java (rev 0) +++ trunk/common/plugins/org.jboss.tools.common.ui/src/org/jboss/tools/common/ui/wizard/service/RegisterServiceUtil.java 2012-10-04 21:11:23 UTC (rev 44314) @@ -0,0 +1,168 @@ +/******************************************************************************* + * Copyright (c) 2012 Red Hat, Inc. + * Distributed under license by Red Hat, Inc. All rights reserved. + * This program is 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 + * + * Contributors: + * Red Hat, Inc. - initial API and implementation + ******************************************************************************/ +package org.jboss.tools.common.ui.wizard.service; + +import java.io.ByteArrayInputStream; + +import org.eclipse.core.resources.IContainer; +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.runtime.CoreException; +import org.eclipse.core.runtime.NullProgressMonitor; +import org.eclipse.core.runtime.Path; +import org.jboss.tools.common.EclipseUtil; +import org.jboss.tools.common.ui.CommonUIPlugin; +import org.jboss.tools.common.util.FileUtil; + +/** + * + * @author Viacheslav Kabanovich + * + */ +public class RegisterServiceUtil { + static final String META_INF_FOLDER_NAME = "META-INF"; //$NON-NLS-1$ + static final String SERVICES_FOLDER_NAME = "services"; //$NON-NLS-1$ + + /** + * Returns true if class %typeName% is listed in existing file + * META-INF/services/%serviceType% in a Java source folder of the project. + * + * @param project + * @param typeName + * @param serviceType + * @return + * @throws CoreException + */ + public static boolean isServiceRegistered(IProject project, String typeName, String serviceType) { + try { + IContainer f = getServiceFolder(project, false); + if(f == null || !f.exists()) { + return false; + } + IFile file = f.getFile(new Path(serviceType)); + return file.exists() && contains(FileUtil.readStream(file), typeName); + } catch (CoreException e) { + CommonUIPlugin.getDefault().logError(e); + } + return false; + } + + /** + * Returns true if %content% contains %typeName% separated from other text by whitespaces. + * + * @param content + * @param typeName + * @return + */ + private static boolean contains(String content, String typeName) { + int p = content.indexOf(typeName); + while(p >= 0) { + int p0 = p; + p += typeName.length(); + if((p == content.length() || Character.isWhitespace(content.charAt(p))) + && (p0 == 0 || Character.isWhitespace(content.charAt(p0 - 1))) ) { + //registered already + return true; + } + p = content.indexOf(typeName, p); + } + return false; + } + + /** + * Includes class %typeName% into file META-INF/services/%serviceType% + * in a Java source folder of the project, if it is not registered yet. + * If the file does not exist, it is created in the first Java source folder. + * Existence of a Java source folder is evident by clients of this method: + * (1) Service creation wizard that creates a new Java class in existing Java source; + * (2) Service registration context action, that is run on selected IType or ICompilationUnit in existing Java source. * + * + * @param project + * @param typeName + * @param serviceType + * @throws CoreException + */ + public static void registerService(IProject project, String typeName, String serviceType) throws CoreException { + IContainer f = getServiceFolder(project, true); + if(f != null) { + IFile file = f.getFile(new Path(serviceType)); + if(file.exists()) { + String content = FileUtil.readStream(file); + if(contains(content, typeName)) { + return; + } + if(content.length() > 0 && !content.endsWith("\n")) { //$NON-NLS-1$ + content += "\n"; //$NON-NLS-1$ + } + content += typeName; + file.setContents(new ByteArrayInputStream(content.getBytes()), true, true, new NullProgressMonitor()); + } else { + String content = typeName; + file.create(new ByteArrayInputStream(content.getBytes()), true, new NullProgressMonitor()); + } + } + } + + /** + * Returns the first existing 'META-INF/services' folder in a Java source folder, + * or newly created 'META-INF/services' folder in an existing Java source folder if 'create' is set to true, + * or null. + * + * @param project + * @param create + * @return + * @throws CoreException + */ + private static IFolder getServiceFolder(IProject project, boolean create) throws CoreException { + IContainer m = getMetaInf(project, create); + if(m != null) { + IFolder ss = m.getFolder(new Path(SERVICES_FOLDER_NAME)); + if(!ss.exists()) { + if(!create) { + return null; + } + ss.create(true, true, new NullProgressMonitor()); + } + return ss; + } + return null; + } + + /** + * Returns the first existing META-INF folder in a Java source folder, + * or newly created META-INF folder in an existing Java source folder if 'create' is set to true, + * or null. + * + * @param project + * @param create + * @return + * @throws CoreException + */ + private static IContainer getMetaInf(IProject project, boolean create) throws CoreException { + IResource[] rs = EclipseUtil.getJavaSourceRoots(project); + if(rs == null || rs.length == 0) { + return null; + } + for (IResource r: rs) { + IFolder f = ((IContainer)r).getFolder(new Path(META_INF_FOLDER_NAME)); + if(f.exists()) return f; + } + if(!create) { + return null; + } + IFolder f = ((IContainer)rs[0]).getFolder(new Path(META_INF_FOLDER_NAME)); + f.create(true, true, new NullProgressMonitor()); + return f; + } + +} Property changes on: trunk/common/plugins/org.jboss.tools.common.ui/src/org/jboss/tools/common/ui/wizard/service/RegisterServiceUtil.java ___________________________________________________________________ Added: svn:mime-type + text/plain