diff options
Diffstat (limited to 'framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/types/selectors/BaseSelector.java')
-rw-r--r-- | framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/types/selectors/BaseSelector.java | 113 |
1 files changed, 0 insertions, 113 deletions
diff --git a/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/types/selectors/BaseSelector.java b/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/types/selectors/BaseSelector.java deleted file mode 100644 index 61d7a1a2..00000000 --- a/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/types/selectors/BaseSelector.java +++ /dev/null @@ -1,113 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one or more - * contributor license agreements. See the NOTICE file distributed with - * this work for additional information regarding copyright ownership. - * The ASF licenses this file to You 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.types.selectors; - -import java.io.File; - -import org.apache.tools.ant.BuildException; -import org.apache.tools.ant.types.DataType; - -/** - * A convenience base class that you can subclass Selectors from. It - * provides some helpful common behaviour. Note that there is no need - * for Selectors to inherit from this class, it is only necessary that - * they implement FileSelector. - * - * @since 1.5 - */ -public abstract class BaseSelector extends DataType implements FileSelector { - - private String errmsg = null; - - - /** - * Do nothing constructor. - */ - public BaseSelector() { - } - - /** - * Allows all selectors to indicate a setup error. Note that only - * the first error message is recorded. - * - * @param msg The error message any BuildException should throw. - */ - public void setError(String msg) { - if (errmsg == null) { - errmsg = msg; - } - } - - /** - * Returns any error messages that have been set. - * - * @return the error condition - */ - public String getError() { - return errmsg; - } - - - /** - * <p>Subclasses can override this method to provide checking of their - * state. So long as they call validate() from isSelected(), this will - * be called automatically (unless they override validate()).</p> - * <p>Implementations should check for incorrect settings and call - * setError() as necessary.</p> - */ - public void verifySettings() { - if (isReference()) { - ((BaseSelector) getCheckedRef()).verifySettings(); - } - } - - - /** - * Subclasses can use this to throw the requisite exception - * in isSelected() in the case of an error condition. - */ - public void validate() { - if (getError() == null) { - verifySettings(); - } - if (getError() != null) { - throw new BuildException(errmsg); - } - if (!isReference()) { - dieOnCircularReference(); - } - } - - /** - * Method that each selector will implement to create their - * selection behaviour. If there is a problem with the setup - * of a selector, it can throw a BuildException to indicate - * the problem. - * - * @param basedir A java.io.File object for the base directory - * @param filename The name of the file to check - * @param file A File object for this filename - * @return whether the file should be selected or not - */ - public abstract boolean isSelected(File basedir, String filename, - File file); - -} - - |