diff options
Diffstat (limited to 'jpa/plugins/org.eclipse.jpt.core/src/org/eclipse/jpt/core/internal/JpaModel.java')
| -rw-r--r-- | jpa/plugins/org.eclipse.jpt.core/src/org/eclipse/jpt/core/internal/JpaModel.java | 264 |
1 files changed, 264 insertions, 0 deletions
diff --git a/jpa/plugins/org.eclipse.jpt.core/src/org/eclipse/jpt/core/internal/JpaModel.java b/jpa/plugins/org.eclipse.jpt.core/src/org/eclipse/jpt/core/internal/JpaModel.java new file mode 100644 index 0000000000..2bf6b6e688 --- /dev/null +++ b/jpa/plugins/org.eclipse.jpt.core/src/org/eclipse/jpt/core/internal/JpaModel.java @@ -0,0 +1,264 @@ +/******************************************************************************* + * Copyright (c) 2006 Oracle. All rights reserved. + * This program and the accompanying materials are 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: + * Oracle - initial API and implementation + ******************************************************************************/ +package org.eclipse.jpt.core.internal; + +import java.util.Collection; +import java.util.Iterator; +import org.eclipse.core.resources.IProject; +import org.eclipse.core.resources.IResource; +import org.eclipse.core.resources.IResourceProxy; +import org.eclipse.core.resources.IResourceProxyVisitor; +import org.eclipse.core.resources.ResourcesPlugin; +import org.eclipse.core.runtime.CoreException; +import org.eclipse.emf.common.notify.NotificationChain; +import org.eclipse.emf.common.util.EList; +import org.eclipse.emf.ecore.EClass; +import org.eclipse.emf.ecore.InternalEObject; +import org.eclipse.emf.ecore.util.EObjectContainmentEList; +import org.eclipse.emf.ecore.util.InternalEList; +import org.eclipse.jdt.core.ElementChangedEvent; +import org.eclipse.jpt.utility.internal.iterators.CloneIterator; +import org.eclipse.jpt.utility.internal.iterators.ReadOnlyIterator; + +/** + * <!-- begin-user-doc --> + * A representation of the model object '<em><b>Jpa Model</b></em>'. + * <!-- end-user-doc --> + * + * <p> + * The following features are supported: + * <ul> + * <li>{@link org.eclipse.jpt.core.internal.JpaModel#getProjects <em>Projects</em>}</li> + * </ul> + * </p> + * + * @see org.eclipse.jpt.core.internal.JpaCorePackage#getJpaModel() + * @model kind="class" + * @generated + */ +public class JpaModel extends JpaEObject implements IJpaModel +{ + /** + * The cached value of the '{@link #getProjects() <em>Projects</em>}' containment reference list. + * <!-- begin-user-doc --> + * <!-- end-user-doc --> + * @see #getProjects() + * @generated + * @ordered + */ + protected EList<IJpaProject> projects; + + /** + * Flag to indicate whether the model has been filled with projects + */ + private boolean filled = false; + + /** + * <!-- begin-user-doc --> + * <!-- end-user-doc --> + * @generated + */ + protected JpaModel() { + super(); + } + + /** + * <!-- begin-user-doc --> + * <!-- end-user-doc --> + * @generated + */ + @Override + protected EClass eStaticClass() { + return JpaCorePackage.Literals.JPA_MODEL; + } + + /** + * Returns the value of the '<em><b>Projects</b></em>' containment reference list. + * The list contents are of type {@link org.eclipse.jpt.core.internal.IJpaProject}. + * <!-- begin-user-doc --> + * <p> + * If the meaning of the '<em>Projects</em>' containment reference list isn't clear, + * there really should be more of a description here... + * </p> + * <!-- end-user-doc --> + * @return the value of the '<em>Projects</em>' containment reference list. + * @see org.eclipse.jpt.core.internal.JpaCorePackage#getJpaModel_Projects() + * @model type="org.eclipse.jpt.core.internal.IJpaProject" containment="true" + * @generated + */ + public EList<IJpaProject> getProjects() { + if (projects == null) { + projects = new EObjectContainmentEList<IJpaProject>(IJpaProject.class, this, JpaCorePackage.JPA_MODEL__PROJECTS); + } + return projects; + } + + /** + * @see IJpaModel#getJpaProject(IProject) + */ + public synchronized IJpaProject getJpaProject(IProject project) { + for (IJpaProject jpaProject : getProjects()) { + if (jpaProject.getProject().equals(project)) { + return jpaProject; + } + } + if (!this.filled) { + try { + return JpaModelManager.instance().createJpaProject(project); + } + catch (CoreException ce) { + JpaCorePlugin.log(ce.getStatus()); + return null; + } + } + return null; + } + + /** + * @see IJpaModel#jpaProjects() + */ + public Iterator<IJpaProject> jpaProjects() { + return new ReadOnlyIterator<IJpaProject>(getProjects().iterator()); + } + + @Override + public IResource getResource() { + return null; + } + + /** + * INTERNAL ONLY + * Initialize model with workspace resources + */ + void fill() throws CoreException { + if (filled) + return; + IResourceProxyVisitor visitor = new IResourceProxyVisitor() { + public boolean visit(IResourceProxy resourceProxy) throws CoreException { + if (!resourceProxy.isAccessible()) { + return false; + } + switch (resourceProxy.getType()) { + case IResource.ROOT : + return true; + case IResource.PROJECT : + JpaModelManager.instance().fillJpaProject((IProject) resourceProxy.requestResource()); + default : + return false; + } + } + }; + ResourcesPlugin.getWorkspace().getRoot().accept(visitor, IResource.NONE); + filled = true; + } + + /** + * INTERNAL ONLY + * Dispose of model + */ + void dispose() { + for (Iterator<IJpaProject> stream = new CloneIterator<IJpaProject>(getProjects()); stream.hasNext();) { + disposeProject((JpaProject) stream.next()); + } + } + + /** + * INTERNAL ONLY + * Dispose project and remove it + */ + void disposeProject(JpaProject jpaProject) { + jpaProject.dispose(); + getProjects().remove(jpaProject); + } + + /** + * INTERNAL ONLY + * Handle java element change event. + */ + void handleEvent(ElementChangedEvent event) { + for (Iterator<IJpaProject> stream = getProjects().iterator(); stream.hasNext();) { + ((JpaProject) stream.next()).handleEvent(event); + } + } + + /** + * <!-- begin-user-doc --> + * <!-- end-user-doc --> + * @generated + */ + @Override + public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) { + switch (featureID) { + case JpaCorePackage.JPA_MODEL__PROJECTS : + return ((InternalEList<?>) getProjects()).basicRemove(otherEnd, msgs); + } + return super.eInverseRemove(otherEnd, featureID, msgs); + } + + /** + * <!-- begin-user-doc --> + * <!-- end-user-doc --> + * @generated + */ + @Override + public Object eGet(int featureID, boolean resolve, boolean coreType) { + switch (featureID) { + case JpaCorePackage.JPA_MODEL__PROJECTS : + return getProjects(); + } + return super.eGet(featureID, resolve, coreType); + } + + /** + * <!-- begin-user-doc --> + * <!-- end-user-doc --> + * @generated + */ + @SuppressWarnings("unchecked") + @Override + public void eSet(int featureID, Object newValue) { + switch (featureID) { + case JpaCorePackage.JPA_MODEL__PROJECTS : + getProjects().clear(); + getProjects().addAll((Collection<? extends IJpaProject>) newValue); + return; + } + super.eSet(featureID, newValue); + } + + /** + * <!-- begin-user-doc --> + * <!-- end-user-doc --> + * @generated + */ + @Override + public void eUnset(int featureID) { + switch (featureID) { + case JpaCorePackage.JPA_MODEL__PROJECTS : + getProjects().clear(); + return; + } + super.eUnset(featureID); + } + + /** + * <!-- begin-user-doc --> + * <!-- end-user-doc --> + * @generated + */ + @Override + public boolean eIsSet(int featureID) { + switch (featureID) { + case JpaCorePackage.JPA_MODEL__PROJECTS : + return projects != null && !projects.isEmpty(); + } + return super.eIsSet(featureID); + } +}
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