Initial addition into subversion with build script changes

git-svn-id: file:///home/sven/projects/JOGL/temp/ant-contrib/svn/ant-contrib-code/trunk/ant-contrib@5 32d7a393-a5a9-423c-abd3-5d954feb1f2f

1 files changed, 81 insertions, 0 deletions

diff --git a/src/java/net/sf/antcontrib/logic/Assert.java b/src/java/net/sf/antcontrib/logic/Assert.java
new file mode 100644
index 0000000..38ac6e8
--- /dev/null
+++ b/src/java/net/sf/antcontrib/logic/Assert.java
@@ -0,0 +1,81 @@
+/*
+ * Copyright (c) 2001-2004 Ant-Contrib project.  All rights reserved.
+ *
+ * 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 net.sf.antcontrib.logic;
+
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+
+import org.apache.tools.ant.BuildException;
+import org.apache.tools.ant.Task;
+import org.apache.tools.ant.TaskContainer;
+import org.apache.tools.ant.taskdefs.Exit;
+import org.apache.tools.ant.taskdefs.Sequential;
+import org.apache.tools.ant.taskdefs.condition.Condition;
+import org.apache.tools.ant.taskdefs.condition.ConditionBase;
+
+
+/**
+ *
+ */
+public class Assert
+	extends ConditionBase
+	implements TaskContainer {
+
+	private List tasks = new ArrayList();
+	private String message;
+	private boolean failOnError;
+
+	
+	public void setFailOnError(boolean failOnError) {
+		this.failOnError = failOnError;
+	}
+
+	public void setMessage(String message) {
+		this.message = message;
+	}
+
+	public void addTask(Task task) {
+		tasks.add(task);
+	}
+	
+	public void execute() {
+		if (countConditions() == 0) {
+			throw new BuildException("There is no condition specified.");
+		}
+		else if (countConditions() > 1) {
+			throw new BuildException("There must be exactly one condition specified.");
+		}
+		
+		Sequential sequential = (Sequential) getProject().createTask("sequential");
+		Condition c = (Condition) getConditions().nextElement();
+		if (! c.eval()) {
+			if (failOnError) {
+				Exit fail = (Exit) getProject().createTask("fail");
+				fail.setMessage(message);
+				sequential.addTask(fail);
+			}
+		}
+		else {
+			Iterator it = tasks.iterator();
+			while (it.hasNext()) {
+				sequential.addTask((Task)it.next());
+			}
+		}
+	}
+	
+
+}