| package org.eclipse.jst.j2ee.internal.componentcore; |
| |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.jst.j2ee.commonarchivecore.internal.Archive; |
| import org.eclipse.jst.j2ee.commonarchivecore.internal.exception.OpenFailureException; |
| import org.eclipse.jst.j2ee.commonarchivecore.internal.helpers.ArchiveTypeDiscriminator; |
| import org.eclipse.jst.j2ee.commonarchivecore.internal.helpers.ArchiveTypeDiscriminatorImpl; |
| import org.eclipse.jst.j2ee.commonarchivecore.internal.impl.ArchiveImpl; |
| import org.eclipse.jst.j2ee.commonarchivecore.internal.strategy.ImportStrategy; |
| import org.eclipse.wst.common.componentcore.resources.IVirtualComponent; |
| |
| public class UtilityBinaryComponentHelper extends EnterpriseBinaryComponentHelper { |
| |
| public UtilityBinaryComponentHelper(IVirtualComponent component) { |
| super(component); |
| } |
| |
| protected static class Discriminator extends ArchiveTypeDiscriminatorImpl { |
| |
| private static Discriminator instance; |
| |
| public static Discriminator getInstance() { |
| if (instance == null) { |
| instance = new Discriminator(); |
| } |
| return instance; |
| } |
| |
| public Archive createConvertedArchive() { |
| ReferenceCountedArchiveImpl archive = new ReferenceCountedArchiveImpl(); |
| return archive; |
| } |
| |
| public boolean canImport(Archive anArchive) { |
| return true; |
| } |
| |
| public ImportStrategy createImportStrategy(Archive old, Archive newArchive) { |
| return null; |
| } |
| |
| public String getUnableToOpenMessage() { |
| return "";//$NON-NLS-1$ |
| } |
| } |
| |
| protected static class ReferenceCountedArchiveImpl extends ArchiveImpl implements IReferenceCountedArchive { |
| |
| private int count = 0; |
| |
| public void access() { |
| synchronized (this) { |
| count++; |
| } |
| } |
| |
| public void close() { |
| synchronized (this) { |
| count--; |
| if (count > 0) { |
| return; |
| } |
| } |
| physicallyClose(this); |
| } |
| |
| public void forceClose(){ |
| count = 0; |
| super.close(); |
| } |
| } |
| |
| protected ArchiveTypeDiscriminator getDiscriminator() { |
| return Discriminator.getInstance(); |
| } |
| |
| protected IReferenceCountedArchive getUniqueArchive() { |
| try { |
| return openArchive(); |
| } catch (OpenFailureException e) { |
| } |
| return null; |
| } |
| |
| public EObject getPrimaryRootObject() { |
| return null; |
| } |
| |
| } |