|
|
|
@@ -1,95 +0,0 @@ |
|
|
|
/* |
|
|
|
* Copyright 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; |
|
|
|
|
|
|
|
import org.apache.tools.ant.BuildException; |
|
|
|
import org.apache.tools.ant.Task; |
|
|
|
import org.apache.tools.ant.taskdefs.condition.Condition; |
|
|
|
|
|
|
|
/** |
|
|
|
* Abstract task to allow defintion of a task or a condition. |
|
|
|
* It has property and value (for the property) attributes. |
|
|
|
* |
|
|
|
* @since Ant 1.7 |
|
|
|
* |
|
|
|
* @ant.task category="control" |
|
|
|
*/ |
|
|
|
public abstract class ConditionAndTask extends Task implements Condition { |
|
|
|
|
|
|
|
private String property; |
|
|
|
private String value = "true"; |
|
|
|
|
|
|
|
/** |
|
|
|
* Set the name of the property which will be set if the particular resource |
|
|
|
* is available. |
|
|
|
* |
|
|
|
* @param property the name of the property to set. |
|
|
|
*/ |
|
|
|
public void setProperty(String property) { |
|
|
|
this.property = property; |
|
|
|
} |
|
|
|
|
|
|
|
/** |
|
|
|
* Set the value to be given to the property if the desired resource is |
|
|
|
* available. |
|
|
|
* |
|
|
|
* @param value the value to be given. |
|
|
|
*/ |
|
|
|
public void setValue(String value) { |
|
|
|
this.value = value; |
|
|
|
} |
|
|
|
|
|
|
|
/** |
|
|
|
* This method should be overridden by derived classes. |
|
|
|
* It is used by eval() to evaluate the condition. |
|
|
|
* @return true if the condition passes, false otherwise. |
|
|
|
*/ |
|
|
|
protected abstract boolean evaluate(); |
|
|
|
|
|
|
|
/** |
|
|
|
* This method evaluates the condition. It calls evaluate in the |
|
|
|
* derived class. |
|
|
|
* It sets the property if a property is present and if the |
|
|
|
* evaluate returns true. |
|
|
|
* @return true if the condition passes, false otherwise. |
|
|
|
*/ |
|
|
|
public boolean eval() { |
|
|
|
if (evaluate()) { |
|
|
|
if (property != null) { |
|
|
|
getProject().setNewProperty(property, value); |
|
|
|
} |
|
|
|
return true; |
|
|
|
} else { |
|
|
|
return false; |
|
|
|
} |
|
|
|
} |
|
|
|
|
|
|
|
/** |
|
|
|
* Entry point when operating as a task. |
|
|
|
* |
|
|
|
* @exception BuildException if the task is not configured correctly. |
|
|
|
*/ |
|
|
|
public void execute() throws BuildException { |
|
|
|
if (property == null) { |
|
|
|
throw new BuildException("property attribute is required", |
|
|
|
getLocation()); |
|
|
|
} |
|
|
|
eval(); |
|
|
|
} |
|
|
|
|
|
|
|
} |
Peter Reilly