| package org.eclipse.jst.jsf.common.internal.strategy; |
| |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.core.runtime.QualifiedName; |
| |
| |
| /** |
| * Abstract class that, when given a project session key, |
| * will provide the instance of OUTPUT to use, or no result |
| * <p> |
| * Users need only set the project session property with the key and OUTPUT instance |
| * @param <OUTPUT> |
| */ |
| public abstract class TestableProjectFactoryStrategy<OUTPUT> implements ISimpleStrategy<IProject, OUTPUT> { |
| private QualifiedName _key; |
| |
| /** |
| * @param testableFactorySessionKey - project property session key for property value holding testable instance |
| */ |
| public TestableProjectFactoryStrategy(final QualifiedName testableFactorySessionKey) { |
| _key = testableFactorySessionKey; |
| } |
| |
| public OUTPUT perform(final IProject project) throws Exception { |
| if (_key != null && project != null) { |
| final Object factory = project.getSessionProperties().get(_key); |
| if (factory != null) |
| return (OUTPUT)factory; |
| } |
| return getNoResult(); |
| } |
| |
| public OUTPUT getNoResult() { |
| return null; |
| } |
| |
| } |
