org.eclipse.m2e.core.ui/src/org/eclipse/m2e/core/ui/internal/wizards/MavenInstallFileArtifactWizardPage.java - gerrit/m2e/m2e-core - Git at Google

 /*******************************************************************************
  * Copyright (c) 2008-2010 Sonatype, Inc.
  * 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:
  *      Sonatype, Inc. - initial API and implementation
  *******************************************************************************/

 package org.eclipse.m2e.core.ui.internal.wizards;

 import java.io.File;

 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;

 import org.eclipse.core.resources.IFile;
 import org.eclipse.core.runtime.CoreException;
 import org.eclipse.jface.wizard.WizardPage;
 import org.eclipse.osgi.util.NLS;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.events.ModifyListener;
 import org.eclipse.swt.events.SelectionAdapter;
 import org.eclipse.swt.events.SelectionEvent;
 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.FileDialog;
 import org.eclipse.swt.widgets.Label;
 import org.eclipse.swt.widgets.Text;

 import org.apache.maven.project.MavenProject;

 import org.eclipse.m2e.core.MavenPlugin;
 import org.eclipse.m2e.core.embedder.ArtifactKey;
 import org.eclipse.m2e.core.embedder.IMaven;
 import org.eclipse.m2e.core.internal.index.IndexedArtifactFile;
 import org.eclipse.m2e.core.ui.internal.Messages;
 import org.eclipse.m2e.core.ui.internal.actions.SelectionUtil;


 /**
  * Wizard page to enter parameters required for artifact installation.
  *
  * @author Guillaume Sauthier
  * @author Mike Haller
  * @author Eugene Kuleshov
  */
 public class MavenInstallFileArtifactWizardPage extends WizardPage {
   private static final Logger log = LoggerFactory.getLogger(MavenInstallFileArtifactWizardPage.class);

   Text artifactFileNameText;

   Text pomFileNameText;

   private Combo groupIdCombo;

   private Combo artifactIdCombo;

   private Combo versionCombo;

   private Combo packagingCombo;

   private Combo classifierCombo;

   Button createChecksumButton;

   Button generatePomButton;

   private final IFile file;

   public MavenInstallFileArtifactWizardPage(IFile file) {
     super("mavenInstallFileWizardPage");
     this.file = file;
     this.setTitle(Messages.MavenInstallFileArtifactWizardPage_title);
     this.setDescription(Messages.MavenInstallFileArtifactWizardPage_desc);
   }

   public void createControl(Composite parent) {
     Composite container = new Composite(parent, SWT.NONE);
     container.setLayout(new GridLayout(3, false));
     container.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));

     ModifyListener modifyingListener = e -> pageChanged();

     Label artifactFileNameLabel = new Label(container, SWT.NONE);
     artifactFileNameLabel.setText(Messages.MavenInstallFileArtifactWizardPage_lblFileName);

     artifactFileNameText = new Text(container, SWT.BORDER);
     artifactFileNameText.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
     artifactFileNameText.setData("name", "artifactFileNametext"); //$NON-NLS-1$ //$NON-NLS-2$
     artifactFileNameText.addModifyListener(e -> {
       updateFileName(getArtifactFileName());
       pageChanged();
     });

     final Button artifactFileNameButton = new Button(container, SWT.NONE);
     artifactFileNameButton.setLayoutData(new GridData());
     artifactFileNameButton.setData("name", "externalPomFileButton"); //$NON-NLS-1$ //$NON-NLS-2$
     artifactFileNameButton.setText(Messages.MavenInstallFileArtifactWizardPage_btnFilename);
     artifactFileNameButton.addSelectionListener(new SelectionAdapter() {
       public void widgetSelected(SelectionEvent e) {
         FileDialog fileDialog = new FileDialog(artifactFileNameButton.getShell());
         fileDialog.setText(Messages.MavenInstallFileArtifactWizardPage_file_title);
         fileDialog.setFileName(artifactFileNameText.getText());
         String name = fileDialog.open();
         if(name != null) {
           updateFileName(name);
         }
       }
     });

     Label pomFileNameLabel = new Label(container, SWT.NONE);
     pomFileNameLabel.setText(Messages.MavenInstallFileArtifactWizardPage_lblPom);

     pomFileNameText = new Text(container, SWT.BORDER);
     pomFileNameText.setData("name", "pomFileNameText"); //$NON-NLS-1$ //$NON-NLS-2$
     pomFileNameText.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
     pomFileNameText.addModifyListener(e -> {
       generatePomButton.setSelection(getPomFileName().length() == 0);
       pageChanged();
     });

     final Button pomFileNameButton = new Button(container, SWT.NONE);
     pomFileNameButton.setLayoutData(new GridData());
     pomFileNameButton.setData("name", "externalPomFileButton"); //$NON-NLS-1$ //$NON-NLS-2$
     pomFileNameButton.setText(Messages.MavenInstallFileArtifactWizardPage_btnPom);
     pomFileNameButton.addSelectionListener(new SelectionAdapter() {
       public void widgetSelected(SelectionEvent e) {
         FileDialog fileDialog = new FileDialog(pomFileNameButton.getShell());
         fileDialog.setText(Messages.MavenInstallFileArtifactWizardPage_file_title);
         fileDialog.setFileName(pomFileNameText.getText());
         String res = fileDialog.open();
         if(res != null) {
           updatePOMFileName(res);
         }
       }
     });

     new Label(container, SWT.NONE);

     generatePomButton = new Button(container, SWT.CHECK);
     generatePomButton.setData("name", "generatePomButton"); //$NON-NLS-1$ //$NON-NLS-2$
     generatePomButton.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, false, false, 2, 1));
     generatePomButton.setText(Messages.MavenInstallFileArtifactWizardPage_btnGenerate);
     generatePomButton.setSelection(true);
     new Label(container, SWT.NONE);

     createChecksumButton = new Button(container, SWT.CHECK);
     createChecksumButton.setData("name", "createChecksumButton"); //$NON-NLS-1$ //$NON-NLS-2$
     createChecksumButton.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, false, false, 2, 1));
     createChecksumButton.setText(Messages.MavenInstallFileArtifactWizardPage_btnChecksum);
     createChecksumButton.setSelection(true);

     Label separator = new Label(container, SWT.HORIZONTAL | SWT.SEPARATOR);
     GridData separatorData = new GridData(SWT.FILL, SWT.CENTER, false, false, 3, 1);
     separatorData.verticalIndent = 5;
     separator.setLayoutData(separatorData);

     Label groupIdlabel = new Label(container, SWT.NONE);
     groupIdlabel.setText(Messages.MavenInstallFileArtifactWizardPage_lblgroupid);

     groupIdCombo = new Combo(container, SWT.NONE);
     groupIdCombo.setData("name", "groupIdCombo"); //$NON-NLS-1$ //$NON-NLS-2$
     groupIdCombo.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
     groupIdCombo.addModifyListener(modifyingListener);
     new Label(container, SWT.NONE);

     Label artifactIdLabel = new Label(container, SWT.NONE);
     artifactIdLabel.setText(Messages.MavenInstallFileArtifactWizardPage_lblArtifact);

     artifactIdCombo = new Combo(container, SWT.NONE);
     artifactIdCombo.setData("name", "artifactIdCombo"); //$NON-NLS-1$ //$NON-NLS-2$
     artifactIdCombo.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false));
     artifactIdCombo.addModifyListener(modifyingListener);
     new Label(container, SWT.NONE);

     Label versionLabel = new Label(container, SWT.NONE);
     versionLabel.setText(Messages.MavenInstallFileArtifactWizardPage_lblVersion);

     versionCombo = new Combo(container, SWT.NONE);
     versionCombo.setData("name", "versionCombo"); //$NON-NLS-1$ //$NON-NLS-2$
     versionCombo.setText(MavenArtifactComponent.DEFAULT_VERSION);
     GridData versionComboData = new GridData(SWT.LEFT, SWT.CENTER, false, false, 2, 1);
     versionComboData.widthHint = 150;
     versionCombo.setLayoutData(versionComboData);
     versionCombo.addModifyListener(modifyingListener);

     Label packagingLabel = new Label(container, SWT.NONE);
     packagingLabel.setText(Messages.MavenInstallFileArtifactWizardPage_lblPackaging);

     packagingCombo = new Combo(container, SWT.NONE);
     packagingCombo.setData("name", "packagingCombo"); //$NON-NLS-1$ //$NON-NLS-2$
     packagingCombo.setText(MavenArtifactComponent.DEFAULT_PACKAGING);
     packagingCombo.setItems(MavenArtifactComponent.PACKAGING_OPTIONS);
     GridData packagingComboData = new GridData(SWT.LEFT, SWT.CENTER, false, false, 2, 1);
     packagingComboData.widthHint = 150;
     packagingCombo.setLayoutData(packagingComboData);
     packagingCombo.addModifyListener(modifyingListener);

     Label classifierLabel = new Label(container, SWT.NONE);
     classifierLabel.setText(Messages.MavenInstallFileArtifactWizardPage_lblClassifier);

     classifierCombo = new Combo(container, SWT.NONE);
     classifierCombo.setData("name", "classifierText"); //$NON-NLS-1$ //$NON-NLS-2$
     classifierCombo.setItems(new String[] {"sources", "javadoc"}); //$NON-NLS-1$ //$NON-NLS-2$
     GridData classifierTextData = new GridData(SWT.LEFT, SWT.CENTER, false, false, 2, 1);
     classifierTextData.widthHint = 150;
     classifierCombo.setLayoutData(classifierTextData);
     classifierCombo.addModifyListener(e -> generatePomButton.setSelection(getClassifier().length() == 0));

     if(file != null) {
       updateFileName(file.getLocation().toOSString());
     }

     setControl(container);
   }

   void updateFileName(String fileName) {
     if(!getArtifactFileName().equals(fileName)) {
       artifactFileNameText.setText(fileName);
     }

     File file = new File(fileName);
     if(!file.exists() || !file.isFile()) {
       return;
     }

     if(fileName.endsWith(".jar") || fileName.endsWith(".war") || fileName.endsWith(".ear")) { //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
       packagingCombo.setText(fileName.substring(fileName.length() - 3));
     }

     int n = fileName.lastIndexOf('.');
     if(n > -1) {
       String pomFileName = fileName.substring(0, n) + ".pom"; //$NON-NLS-1$
       if(new File(pomFileName).exists()) {
         pomFileNameText.setText(pomFileName);
       }
     } else {
       pomFileNameText.setText(""); //$NON-NLS-1$
     }

     try {
       IndexedArtifactFile iaf = MavenPlugin.getIndexManager().getAllIndexes().identify(file);
       if(iaf != null) {
         groupIdCombo.setText(iaf.group);
         artifactIdCombo.setText(iaf.artifact);
         versionCombo.setText(iaf.version);
         if(iaf.classifier != null) {
           classifierCombo.setText(iaf.classifier);
         }

         String name = iaf.group + ":" + iaf.artifact + "-" + iaf.version // //$NON-NLS-1$ //$NON-NLS-2$
             + (iaf.classifier == null ? "" : iaf.classifier); //$NON-NLS-1$
         setMessage(NLS.bind(Messages.MavenInstallFileArtifactWizardPage_message, name), WARNING);
         return;
       }
     } catch(CoreException ex) {
       log.error(ex.getMessage(), ex);
     }

     if(n > -1) {
       String pomFileName = fileName.substring(0, n) + ".pom"; //$NON-NLS-1$
       if(new File(pomFileName).exists()) {
         pomFileNameText.setText(pomFileName);
         readPOMFile(pomFileName);
       }
     }

     ArtifactKey artifactKey = SelectionUtil.getType(file, ArtifactKey.class);
     if(artifactKey != null) {
       groupIdCombo.setText(artifactKey.getGroupId());
       artifactIdCombo.setText(artifactKey.getArtifactId());
       versionCombo.setText(artifactKey.getVersion());
       if(artifactKey.getClassifier() != null) {
         classifierCombo.setText(artifactKey.getClassifier());
       }
     }
   }

   private void updatePOMFileName(String fileName) {
     if(!getPomFileName().equals(fileName))
       pomFileNameText.setText(fileName);

     File file = new File(fileName);
     if(!file.exists() || !file.isFile() || !fileName.endsWith(".pom")) { //$NON-NLS-1$
       return;
     }

     readPOMFile(fileName);
   }

   private void readPOMFile(String fileName) {
     try {
       IMaven maven = MavenPlugin.getMaven();
       MavenProject mavenProject = maven.readProject(new File(fileName), null);

       groupIdCombo.setText(mavenProject.getGroupId());
       artifactIdCombo.setText(mavenProject.getArtifactId());
       versionCombo.setText(mavenProject.getVersion());
       packagingCombo.setText(mavenProject.getPackaging());
       return;

     } catch(CoreException ex) {
       log.error(ex.getMessage(), ex);
     }
   }

   void pageChanged() {
     String artifactFileName = getArtifactFileName();
     if(artifactFileName.length() == 0) {
       updateStatus(Messages.MavenInstallFileArtifactWizardPage_error_no_name);
       return;
     }

     File file = new File(artifactFileName);
     if(!file.exists() || !file.isFile()) {
       updateStatus(Messages.MavenInstallFileArtifactWizardPage_error_missing);
       return;
     }

     String pomFileName = getPomFileName();
     if(pomFileName.length() > 0) {
       if(!new File(pomFileName).exists()) {
         updateStatus(Messages.MavenInstallFileArtifactWizardPage_error_missingpom);
         return;
       }
     }

     if(getGroupId().length() == 0) {
       updateStatus(Messages.MavenInstallFileArtifactWizardPage_error_groupid);
       return;
     }

     if(getArtifactId().length() == 0) {
       updateStatus(Messages.MavenInstallFileArtifactWizardPage_error_artifactid);
       return;
     }

     if(getVersion().length() == 0) {
       updateStatus(Messages.MavenInstallFileArtifactWizardPage_error_version);
       return;
     }

     if(getPackaging().length() == 0) {
       updateStatus(Messages.MavenInstallFileArtifactWizardPage_error_packaging);
       return;
     }

     updateStatus(null);
   }

   private void updateStatus(String message) {
     setErrorMessage(message);
     setPageComplete(message == null);
   }

   public String getArtifactFileName() {
     return artifactFileNameText.getText().trim();
   }

   public String getPomFileName() {
     return pomFileNameText.getText().trim();
   }

   public String getGroupId() {
     return groupIdCombo.getText().trim();
   }

   public String getArtifactId() {
     return artifactIdCombo.getText().trim();
   }

   public String getVersion() {
     return versionCombo.getText().trim();
   }

   public String getPackaging() {
     return packagingCombo.getText().trim();
   }

   public String getClassifier() {
     return this.classifierCombo.getText().trim();
   }

   public boolean isGeneratePom() {
     return generatePomButton.getSelection();
   }

   public boolean isCreateChecksum() {
     return createChecksumButton.getSelection();
   }

 }
	/*******************************************************************************
	* Copyright (c) 2008-2010 Sonatype, Inc.
	* 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:
	* Sonatype, Inc. - initial API and implementation
	*******************************************************************************/

	package org.eclipse.m2e.core.ui.internal.wizards;

	import java.io.File;

	import org.slf4j.Logger;
	import org.slf4j.LoggerFactory;

	import org.eclipse.core.resources.IFile;
	import org.eclipse.core.runtime.CoreException;
	import org.eclipse.jface.wizard.WizardPage;
	import org.eclipse.osgi.util.NLS;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.events.ModifyListener;
	import org.eclipse.swt.events.SelectionAdapter;
	import org.eclipse.swt.events.SelectionEvent;
	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.FileDialog;
	import org.eclipse.swt.widgets.Label;
	import org.eclipse.swt.widgets.Text;

	import org.apache.maven.project.MavenProject;

	import org.eclipse.m2e.core.MavenPlugin;
	import org.eclipse.m2e.core.embedder.ArtifactKey;
	import org.eclipse.m2e.core.embedder.IMaven;
	import org.eclipse.m2e.core.internal.index.IndexedArtifactFile;
	import org.eclipse.m2e.core.ui.internal.Messages;
	import org.eclipse.m2e.core.ui.internal.actions.SelectionUtil;


	/**
	* Wizard page to enter parameters required for artifact installation.
	*
	* @author Guillaume Sauthier
	* @author Mike Haller
	* @author Eugene Kuleshov
	*/
	public class MavenInstallFileArtifactWizardPage extends WizardPage {
	private static final Logger log = LoggerFactory.getLogger(MavenInstallFileArtifactWizardPage.class);

	Text artifactFileNameText;

	Text pomFileNameText;

	private Combo groupIdCombo;

	private Combo artifactIdCombo;

	private Combo versionCombo;

	private Combo packagingCombo;

	private Combo classifierCombo;

	Button createChecksumButton;

	Button generatePomButton;

	private final IFile file;

	public MavenInstallFileArtifactWizardPage(IFile file) {
	super("mavenInstallFileWizardPage");
	this.file = file;
	this.setTitle(Messages.MavenInstallFileArtifactWizardPage_title);
	this.setDescription(Messages.MavenInstallFileArtifactWizardPage_desc);
	}

	public void createControl(Composite parent) {
	Composite container = new Composite(parent, SWT.NONE);
	container.setLayout(new GridLayout(3, false));
	container.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));

	ModifyListener modifyingListener = e -> pageChanged();

	Label artifactFileNameLabel = new Label(container, SWT.NONE);
	artifactFileNameLabel.setText(Messages.MavenInstallFileArtifactWizardPage_lblFileName);

	artifactFileNameText = new Text(container, SWT.BORDER);
	artifactFileNameText.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
	artifactFileNameText.setData("name", "artifactFileNametext"); //$NON-NLS-1$ //$NON-NLS-2$
	artifactFileNameText.addModifyListener(e -> {
	updateFileName(getArtifactFileName());
	pageChanged();
	});

	final Button artifactFileNameButton = new Button(container, SWT.NONE);
	artifactFileNameButton.setLayoutData(new GridData());
	artifactFileNameButton.setData("name", "externalPomFileButton"); //$NON-NLS-1$ //$NON-NLS-2$
	artifactFileNameButton.setText(Messages.MavenInstallFileArtifactWizardPage_btnFilename);
	artifactFileNameButton.addSelectionListener(new SelectionAdapter() {
	public void widgetSelected(SelectionEvent e) {
	FileDialog fileDialog = new FileDialog(artifactFileNameButton.getShell());
	fileDialog.setText(Messages.MavenInstallFileArtifactWizardPage_file_title);
	fileDialog.setFileName(artifactFileNameText.getText());
	String name = fileDialog.open();
	if(name != null) {
	updateFileName(name);
	}
	}
	});

	Label pomFileNameLabel = new Label(container, SWT.NONE);
	pomFileNameLabel.setText(Messages.MavenInstallFileArtifactWizardPage_lblPom);

	pomFileNameText = new Text(container, SWT.BORDER);
	pomFileNameText.setData("name", "pomFileNameText"); //$NON-NLS-1$ //$NON-NLS-2$
	pomFileNameText.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
	pomFileNameText.addModifyListener(e -> {
	generatePomButton.setSelection(getPomFileName().length() == 0);
	pageChanged();
	});

	final Button pomFileNameButton = new Button(container, SWT.NONE);
	pomFileNameButton.setLayoutData(new GridData());
	pomFileNameButton.setData("name", "externalPomFileButton"); //$NON-NLS-1$ //$NON-NLS-2$
	pomFileNameButton.setText(Messages.MavenInstallFileArtifactWizardPage_btnPom);
	pomFileNameButton.addSelectionListener(new SelectionAdapter() {
	public void widgetSelected(SelectionEvent e) {
	FileDialog fileDialog = new FileDialog(pomFileNameButton.getShell());
	fileDialog.setText(Messages.MavenInstallFileArtifactWizardPage_file_title);
	fileDialog.setFileName(pomFileNameText.getText());
	String res = fileDialog.open();
	if(res != null) {
	updatePOMFileName(res);
	}
	}
	});

	new Label(container, SWT.NONE);

	generatePomButton = new Button(container, SWT.CHECK);
	generatePomButton.setData("name", "generatePomButton"); //$NON-NLS-1$ //$NON-NLS-2$
	generatePomButton.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, false, false, 2, 1));
	generatePomButton.setText(Messages.MavenInstallFileArtifactWizardPage_btnGenerate);
	generatePomButton.setSelection(true);
	new Label(container, SWT.NONE);

	createChecksumButton = new Button(container, SWT.CHECK);
	createChecksumButton.setData("name", "createChecksumButton"); //$NON-NLS-1$ //$NON-NLS-2$
	createChecksumButton.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, false, false, 2, 1));
	createChecksumButton.setText(Messages.MavenInstallFileArtifactWizardPage_btnChecksum);
	createChecksumButton.setSelection(true);

	Label separator = new Label(container, SWT.HORIZONTAL \| SWT.SEPARATOR);
	GridData separatorData = new GridData(SWT.FILL, SWT.CENTER, false, false, 3, 1);
	separatorData.verticalIndent = 5;
	separator.setLayoutData(separatorData);

	Label groupIdlabel = new Label(container, SWT.NONE);
	groupIdlabel.setText(Messages.MavenInstallFileArtifactWizardPage_lblgroupid);

	groupIdCombo = new Combo(container, SWT.NONE);
	groupIdCombo.setData("name", "groupIdCombo"); //$NON-NLS-1$ //$NON-NLS-2$
	groupIdCombo.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
	groupIdCombo.addModifyListener(modifyingListener);
	new Label(container, SWT.NONE);

	Label artifactIdLabel = new Label(container, SWT.NONE);
	artifactIdLabel.setText(Messages.MavenInstallFileArtifactWizardPage_lblArtifact);

	artifactIdCombo = new Combo(container, SWT.NONE);
	artifactIdCombo.setData("name", "artifactIdCombo"); //$NON-NLS-1$ //$NON-NLS-2$
	artifactIdCombo.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false));
	artifactIdCombo.addModifyListener(modifyingListener);
	new Label(container, SWT.NONE);

	Label versionLabel = new Label(container, SWT.NONE);
	versionLabel.setText(Messages.MavenInstallFileArtifactWizardPage_lblVersion);

	versionCombo = new Combo(container, SWT.NONE);
	versionCombo.setData("name", "versionCombo"); //$NON-NLS-1$ //$NON-NLS-2$
	versionCombo.setText(MavenArtifactComponent.DEFAULT_VERSION);
	GridData versionComboData = new GridData(SWT.LEFT, SWT.CENTER, false, false, 2, 1);
	versionComboData.widthHint = 150;
	versionCombo.setLayoutData(versionComboData);
	versionCombo.addModifyListener(modifyingListener);

	Label packagingLabel = new Label(container, SWT.NONE);
	packagingLabel.setText(Messages.MavenInstallFileArtifactWizardPage_lblPackaging);

	packagingCombo = new Combo(container, SWT.NONE);
	packagingCombo.setData("name", "packagingCombo"); //$NON-NLS-1$ //$NON-NLS-2$
	packagingCombo.setText(MavenArtifactComponent.DEFAULT_PACKAGING);
	packagingCombo.setItems(MavenArtifactComponent.PACKAGING_OPTIONS);
	GridData packagingComboData = new GridData(SWT.LEFT, SWT.CENTER, false, false, 2, 1);
	packagingComboData.widthHint = 150;
	packagingCombo.setLayoutData(packagingComboData);
	packagingCombo.addModifyListener(modifyingListener);

	Label classifierLabel = new Label(container, SWT.NONE);
	classifierLabel.setText(Messages.MavenInstallFileArtifactWizardPage_lblClassifier);

	classifierCombo = new Combo(container, SWT.NONE);
	classifierCombo.setData("name", "classifierText"); //$NON-NLS-1$ //$NON-NLS-2$
	classifierCombo.setItems(new String[] {"sources", "javadoc"}); //$NON-NLS-1$ //$NON-NLS-2$
	GridData classifierTextData = new GridData(SWT.LEFT, SWT.CENTER, false, false, 2, 1);
	classifierTextData.widthHint = 150;
	classifierCombo.setLayoutData(classifierTextData);
	classifierCombo.addModifyListener(e -> generatePomButton.setSelection(getClassifier().length() == 0));

	if(file != null) {
	updateFileName(file.getLocation().toOSString());
	}

	setControl(container);
	}

	void updateFileName(String fileName) {
	if(!getArtifactFileName().equals(fileName)) {
	artifactFileNameText.setText(fileName);
	}

	File file = new File(fileName);
	if(!file.exists() \|\| !file.isFile()) {
	return;
	}

	if(fileName.endsWith(".jar") \|\| fileName.endsWith(".war") \|\| fileName.endsWith(".ear")) { //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
	packagingCombo.setText(fileName.substring(fileName.length() - 3));
	}

	int n = fileName.lastIndexOf('.');
	if(n > -1) {
	String pomFileName = fileName.substring(0, n) + ".pom"; //$NON-NLS-1$
	if(new File(pomFileName).exists()) {
	pomFileNameText.setText(pomFileName);
	}
	} else {
	pomFileNameText.setText(""); //$NON-NLS-1$
	}

	try {
	IndexedArtifactFile iaf = MavenPlugin.getIndexManager().getAllIndexes().identify(file);
	if(iaf != null) {
	groupIdCombo.setText(iaf.group);
	artifactIdCombo.setText(iaf.artifact);
	versionCombo.setText(iaf.version);
	if(iaf.classifier != null) {
	classifierCombo.setText(iaf.classifier);
	}

	String name = iaf.group + ":" + iaf.artifact + "-" + iaf.version // //$NON-NLS-1$ //$NON-NLS-2$
	+ (iaf.classifier == null ? "" : iaf.classifier); //$NON-NLS-1$
	setMessage(NLS.bind(Messages.MavenInstallFileArtifactWizardPage_message, name), WARNING);
	return;
	}
	} catch(CoreException ex) {
	log.error(ex.getMessage(), ex);
	}

	if(n > -1) {
	String pomFileName = fileName.substring(0, n) + ".pom"; //$NON-NLS-1$
	if(new File(pomFileName).exists()) {
	pomFileNameText.setText(pomFileName);
	readPOMFile(pomFileName);
	}
	}

	ArtifactKey artifactKey = SelectionUtil.getType(file, ArtifactKey.class);
	if(artifactKey != null) {
	groupIdCombo.setText(artifactKey.getGroupId());
	artifactIdCombo.setText(artifactKey.getArtifactId());
	versionCombo.setText(artifactKey.getVersion());
	if(artifactKey.getClassifier() != null) {
	classifierCombo.setText(artifactKey.getClassifier());
	}
	}
	}

	private void updatePOMFileName(String fileName) {
	if(!getPomFileName().equals(fileName))
	pomFileNameText.setText(fileName);

	File file = new File(fileName);
	if(!file.exists() \|\| !file.isFile() \|\| !fileName.endsWith(".pom")) { //$NON-NLS-1$
	return;
	}

	readPOMFile(fileName);
	}

	private void readPOMFile(String fileName) {
	try {
	IMaven maven = MavenPlugin.getMaven();
	MavenProject mavenProject = maven.readProject(new File(fileName), null);

	groupIdCombo.setText(mavenProject.getGroupId());
	artifactIdCombo.setText(mavenProject.getArtifactId());
	versionCombo.setText(mavenProject.getVersion());
	packagingCombo.setText(mavenProject.getPackaging());
	return;

	} catch(CoreException ex) {
	log.error(ex.getMessage(), ex);
	}
	}

	void pageChanged() {
	String artifactFileName = getArtifactFileName();
	if(artifactFileName.length() == 0) {
	updateStatus(Messages.MavenInstallFileArtifactWizardPage_error_no_name);
	return;
	}

	File file = new File(artifactFileName);
	if(!file.exists() \|\| !file.isFile()) {
	updateStatus(Messages.MavenInstallFileArtifactWizardPage_error_missing);
	return;
	}

	String pomFileName = getPomFileName();
	if(pomFileName.length() > 0) {
	if(!new File(pomFileName).exists()) {
	updateStatus(Messages.MavenInstallFileArtifactWizardPage_error_missingpom);
	return;
	}
	}

	if(getGroupId().length() == 0) {
	updateStatus(Messages.MavenInstallFileArtifactWizardPage_error_groupid);
	return;
	}

	if(getArtifactId().length() == 0) {
	updateStatus(Messages.MavenInstallFileArtifactWizardPage_error_artifactid);
	return;
	}

	if(getVersion().length() == 0) {
	updateStatus(Messages.MavenInstallFileArtifactWizardPage_error_version);
	return;
	}

	if(getPackaging().length() == 0) {
	updateStatus(Messages.MavenInstallFileArtifactWizardPage_error_packaging);
	return;
	}

	updateStatus(null);
	}

	private void updateStatus(String message) {
	setErrorMessage(message);
	setPageComplete(message == null);
	}

	public String getArtifactFileName() {
	return artifactFileNameText.getText().trim();
	}

	public String getPomFileName() {
	return pomFileNameText.getText().trim();
	}

	public String getGroupId() {
	return groupIdCombo.getText().trim();
	}

	public String getArtifactId() {
	return artifactIdCombo.getText().trim();
	}

	public String getVersion() {
	return versionCombo.getText().trim();
	}

	public String getPackaging() {
	return packagingCombo.getText().trim();
	}

	public String getClassifier() {
	return this.classifierCombo.getText().trim();
	}

	public boolean isGeneratePom() {
	return generatePomButton.getSelection();
	}

	public boolean isCreateChecksum() {
	return createChecksumButton.getSelection();
	}

	}