- /*
- * Copyright 2002-2004 The Apache Software Foundation
- *
- * 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.apache.tools.ant.taskdefs.condition;
-
- import org.apache.tools.ant.BuildException;
- import org.apache.tools.ant.ProjectComponent;
-
- /**
- * Condition that tests whether a given string evals to true
- *
- * @since Ant 1.5
- */
- public class IsTrue extends ProjectComponent implements Condition {
- /**
- * what we eval
- */
- private Boolean value = null;
-
- /**
- * set the value to be tested; let ant eval it to true/false
- * @param value the value to test
- */
- public void setValue(boolean value) {
- this.value = value ? Boolean.TRUE : Boolean.FALSE;
- }
-
- /**
- * @return the value
- * @throws BuildException if someone forgot to spec a value
- */
- public boolean eval() throws BuildException {
- if (value == null) {
- throw new BuildException("Nothing to test for truth");
- }
- return value.booleanValue();
- }
-
- }
-