| /******************************************************************************* |
| * Copyright (c) 2000, 2003 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Common Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/cpl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.core.internal.dependencies; |
| |
| import org.eclipse.core.dependencies.IDependency; |
| import org.eclipse.core.dependencies.IMatchRule; |
| |
| class Dependency implements IDependency { |
| private int changedMark; |
| private Object requiredObjectId; |
| private Object requiredVersionId; |
| private IMatchRule matchRule; |
| private boolean optional; |
| private Object resolvedVersionId; |
| private Object userObject; |
| |
| public Dependency(Object requiredObjectId, IMatchRule matchRule, Object requiredVersionId, boolean optional, Object userObject) { |
| Assert.isNotNull(requiredObjectId); |
| Assert.isNotNull(matchRule); |
| this.requiredObjectId = requiredObjectId; |
| this.requiredVersionId = requiredVersionId; |
| this.matchRule = requiredVersionId == null ? new UnspecifiedVersionMatchRule() : matchRule; |
| this.optional = optional; |
| this.userObject = userObject; |
| } |
| |
| /** |
| * @see IDependency#getMatchRule() |
| */ |
| public IMatchRule getMatchRule() { |
| return this.matchRule; |
| } |
| |
| /** |
| * @see IDependency#getRequiredObjectId() |
| */ |
| public Object getRequiredObjectId() { |
| return this.requiredObjectId; |
| } |
| |
| /** |
| * @see IDependency#getRequiredVersionId() |
| */ |
| public Object getRequiredVersionId() { |
| return this.requiredVersionId; |
| } |
| |
| /** |
| * @see IDependency#isOptional() |
| */ |
| public boolean isOptional() { |
| return this.optional; |
| } |
| |
| /** |
| * @see IDependency#getResolvedVersionId() |
| */ |
| public Object getResolvedVersionId() { |
| return resolvedVersionId; |
| } |
| |
| public void resolve(Object resolvedVersionId, int changedMark) { |
| if ((resolvedVersionId == null && this.resolvedVersionId == null) || (resolvedVersionId != null && resolvedVersionId.equals(this.resolvedVersionId))) |
| return; |
| this.resolvedVersionId = resolvedVersionId; |
| this.changedMark = changedMark; |
| } |
| |
| public int getChangedMark() { |
| return changedMark; |
| } |
| |
| public String toString() { |
| return " -> " + getRequiredObjectId() + "_" + getRequiredVersionId() + " (" + getMatchRule() + ")"; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ |
| } |
| |
| public Object getUserObject() { |
| return userObject; |
| } |
| |
| class UnspecifiedVersionMatchRule implements IMatchRule { |
| public boolean isSatisfied(Object required, Object available) { |
| return true; |
| } |
| } |
| } |