mock transition criteria

spring-webflow/src/test/java/org/springframework/webflow/engine/support/MockTransitionCriteria.java

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+/*
+ * Copyright 2004-2008 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.springframework.webflow.engine.support;
+
+import java.io.Serializable;
+
+import org.springframework.util.Assert;
+import org.springframework.webflow.engine.TransitionCriteria;
+import org.springframework.webflow.execution.Event;
+import org.springframework.webflow.execution.RequestContext;
+
+/**
+ * Simple transition criteria that matches on an eventId and nothing else. Specifically, if the id of the last event
+ * that occurred equals {@link #getEventId()} this criteria will return true.
+ * 
+ * @see RequestContext#getCurrentEvent()
+ * 
+ * @author Erwin Vervaet
+ * @author Keith Donald
+ */
+public class MockTransitionCriteria implements TransitionCriteria, Serializable {
+
+	/**
+	 * The event id to match.
+	 */
+	private String eventId;
+
+	/**
+	 * Whether or not to match case sensitively. Default is true.
+	 */
+	private boolean caseSensitive = true;
+
+	/**
+	 * Create a new event id matching criteria object.
+	 * @param eventId the event id
+	 */
+	public MockTransitionCriteria(String eventId) {
+		Assert.hasText(eventId, "The event id is required");
+		this.eventId = eventId;
+	}
+
+	/**
+	 * Returns the event id to match.
+	 */
+	public String getEventId() {
+		return eventId;
+	}
+
+	/**
+	 * Set whether or not the event id should be matched in a case sensitive manner. Defaults to true.
+	 */
+	public void setCaseSensitive(boolean caseSensitive) {
+		this.caseSensitive = caseSensitive;
+	}
+
+	public boolean test(RequestContext context) {
+		Event currentEvent = context.getCurrentEvent();
+		if (currentEvent == null) {
+			return false;
+		}
+		if (caseSensitive) {
+			return eventId.equals(currentEvent.getId());
+		} else {
+			return eventId.equalsIgnoreCase(currentEvent.getId());
+		}
+	}
+
+	public String toString() {
+		return "[eventId = '" + eventId + "']";
+	}
+}