From 6e6abf78f4cbabecf38ed8b9664b5bef88915742 Mon Sep 17 00:00:00 2001 From: Magesh Umasankar Date: Sun, 30 Dec 2001 19:53:25 +0000 Subject: [PATCH] Removing DestFIle, DestDir, SrcFile, SrcDir, ValidatedFileAttribute and PreferredAttribute. git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@270489 13f79535-47bb-0310-9956-ffa450edef68 --- .../org/apache/tools/ant/types/DestDir.java | 119 --------------- .../org/apache/tools/ant/types/DestFile.java | 144 ------------------ .../tools/ant/types/PreferredAttribute.java | 65 -------- .../org/apache/tools/ant/types/SrcDir.java | 107 ------------- .../org/apache/tools/ant/types/SrcFile.java | 107 ------------- .../ant/types/ValidatedFileAttribute.java | 117 -------------- 6 files changed, 659 deletions(-) delete mode 100644 src/main/org/apache/tools/ant/types/DestDir.java delete mode 100644 src/main/org/apache/tools/ant/types/DestFile.java delete mode 100644 src/main/org/apache/tools/ant/types/PreferredAttribute.java delete mode 100644 src/main/org/apache/tools/ant/types/SrcDir.java delete mode 100644 src/main/org/apache/tools/ant/types/SrcFile.java delete mode 100644 src/main/org/apache/tools/ant/types/ValidatedFileAttribute.java diff --git a/src/main/org/apache/tools/ant/types/DestDir.java b/src/main/org/apache/tools/ant/types/DestDir.java deleted file mode 100644 index 792c804ec..000000000 --- a/src/main/org/apache/tools/ant/types/DestDir.java +++ /dev/null @@ -1,119 +0,0 @@ -/* - * The Apache Software License, Version 1.1 - * - * Copyright (c) 2001 The Apache Software Foundation. All rights - * reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * - * 3. The end-user documentation included with the redistribution, if - * any, must include the following acknowlegement: - * "This product includes software developed by the - * Apache Software Foundation (http://www.apache.org/)." - * Alternately, this acknowlegement may appear in the software itself, - * if and wherever such third-party acknowlegements normally appear. - * - * 4. The names "The Jakarta Project", "Ant", and "Apache Software - * Foundation" must not be used to endorse or promote products derived - * from this software without prior written permission. For written - * permission, please contact apache@apache.org. - * - * 5. Products derived from this software may not be called "Apache" - * nor may "Apache" appear in their names without prior written - * permission of the Apache Group. - * - * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED - * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR - * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF - * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND - * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, - * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT - * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * ==================================================================== - * - * This software consists of voluntary contributions made by many - * individuals on behalf of the Apache Software Foundation. For more - * information on the Apache Software Foundation, please see - * . - */ - -package org.apache.tools.ant.types; - -import java.io.File; -import org.apache.tools.ant.BuildException; - -/** - * This wrapper class is used to represent Destination Directories. - * - * @author Magesh Umasankar - */ -public final class DestDir extends ValidatedFileAttribute { - - private String message = null; - - /** - * empty constructor - */ - public DestDir() {} - - - /** - * file constructor; performs validation - * @param file the file to use - */ - public DestDir(File file) throws BuildException { - setFile(file); - } - - protected final String getMessage() { - return message; - } - - /** - * @return false if DestDir is null or if DestDir exists, but - * is not a directory. Return true, otherwise. - */ - protected final boolean isValid() { - File f = getFile(); - if (f == null) { - message = "DestDir must not be null"; - return false; - } - if (f.exists() && !f.isDirectory()) { - message = f + " is not a directory."; - return false; - } - //If DestDir does not exist, make sure it is well formed. - if (!f.exists()) { - File tmp = f; - while (tmp.getParent() != null) { - File parent = new File(tmp.getParent()); - if (parent.exists()) { - if (!parent.isDirectory()) { - message = f + " contains the path " - + parent + " that is not a directory."; - return false; - } - break; - } - tmp = parent; - } - } - return true; - } -} diff --git a/src/main/org/apache/tools/ant/types/DestFile.java b/src/main/org/apache/tools/ant/types/DestFile.java deleted file mode 100644 index b3ce20e2f..000000000 --- a/src/main/org/apache/tools/ant/types/DestFile.java +++ /dev/null @@ -1,144 +0,0 @@ -/* - * The Apache Software License, Version 1.1 - * - * Copyright (c) 2001 The Apache Software Foundation. All rights - * reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * - * 3. The end-user documentation included with the redistribution, if - * any, must include the following acknowlegement: - * "This product includes software developed by the - * Apache Software Foundation (http://www.apache.org/)." - * Alternately, this acknowlegement may appear in the software itself, - * if and wherever such third-party acknowlegements normally appear. - * - * 4. The names "The Jakarta Project", "Ant", and "Apache Software - * Foundation" must not be used to endorse or promote products derived - * from this software without prior written permission. For written - * permission, please contact apache@apache.org. - * - * 5. Products derived from this software may not be called "Apache" - * nor may "Apache" appear in their names without prior written - * permission of the Apache Group. - * - * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED - * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR - * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF - * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND - * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, - * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT - * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * ==================================================================== - * - * This software consists of voluntary contributions made by many - * individuals on behalf of the Apache Software Foundation. For more - * information on the Apache Software Foundation, please see - * . - */ - -package org.apache.tools.ant.types; - -import java.io.File; -import org.apache.tools.ant.BuildException; - -/** - * This wrapper class is used to represent Destination Files. - * - * @author Magesh Umasankar - */ -public final class DestFile extends ValidatedFileAttribute { - - private String message; - - /** - * empty constructor - */ - public DestFile() {} - - - /** - * file constructor; performs validation - * @param file the file to use - */ - public DestFile(File file) throws BuildException { - setFile(file); - } - - protected final String getMessage() { - return message; - } - - /** - * @return false if DestFile is null or if DestFile exists, but - * is not a file. Return true, otherwise. - */ - protected final boolean isValid() { - File f = getFile(); - if (f == null) { - message = "DestFile must not be null"; - return false; - } - if (f.exists() && !f.isFile()) { - message = f + " is not a file."; - return false; - } - //If DestFile does not exist, make sure it is well formed. - if (!f.exists()) { - File tmp = f; - while (tmp.getParent() != null) { - File parent = new File(tmp.getParent()); - if (parent.exists()) { - if (!parent.isDirectory()) { - message = f + " contains the path " - + parent + " that is not a directory."; - return false; - } - break; - } - tmp = parent; - } - } - return true; - } - - /** - * test for the dest file being newer than the file passed in. - * returns true iff the dest exists and is the same age or newer - * @pre getFile()!=null && dependent!=null - * @param dependent file we are dependent on - * @return true iff we are up to date - */ - public boolean isUpToDate(File dependent) { - if(!getFile().exists()) - return false; - return getFile().lastModified() >= dependent.lastModified(); - } - - /** - * test for the dest file being newer than the SrcFile passed in. - * returns true iff the dest exists and is the same age or newer - * @pre getFile()!=null - * @pre dependent!=null && depedent.getFile!=null; - * @param dependent file we are dependent on - * @return true iff we are up to date - */ - public boolean isUpToDate(SrcFile dependent) { - return isUpToDate(dependent.getFile()); - } -} diff --git a/src/main/org/apache/tools/ant/types/PreferredAttribute.java b/src/main/org/apache/tools/ant/types/PreferredAttribute.java deleted file mode 100644 index 5cf34f8bd..000000000 --- a/src/main/org/apache/tools/ant/types/PreferredAttribute.java +++ /dev/null @@ -1,65 +0,0 @@ -/* - * The Apache Software License, Version 1.1 - * - * Copyright (c) 1999 The Apache Software Foundation. All rights - * reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * - * 3. The end-user documentation included with the redistribution, if - * any, must include the following acknowlegement: - * "This product includes software developed by the - * Apache Software Foundation (http://www.apache.org/)." - * Alternately, this acknowlegement may appear in the software itself, - * if and wherever such third-party acknowlegements normally appear. - * - * 4. The names "The Jakarta Project", "Ant", and "Apache Software - * Foundation" must not be used to endorse or promote products derived - * from this software without prior written permission. For written - * permission, please contact apache@apache.org. - * - * 5. Products derived from this software may not be called "Apache" - * nor may "Apache" appear in their names without prior written - * permission of the Apache Group. - * - * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED - * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR - * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF - * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND - * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, - * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT - * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * ==================================================================== - * - * This software consists of voluntary contributions made by many - * individuals on behalf of the Apache Software Foundation. For more - * information on the Apache Software Foundation, please see - * . - */ - -package org.apache.tools.ant.types; - -/** - * IntrospectionHelper attaches higer priority to PreferredAttribute - * objects when compared to other objects. This prioritization - * is used when there are multiple overridden Setter Methods. - * - * @author Magesh Umasankar - */ -public interface PreferredAttribute { -} \ No newline at end of file diff --git a/src/main/org/apache/tools/ant/types/SrcDir.java b/src/main/org/apache/tools/ant/types/SrcDir.java deleted file mode 100644 index 9174a872d..000000000 --- a/src/main/org/apache/tools/ant/types/SrcDir.java +++ /dev/null @@ -1,107 +0,0 @@ -/* - * The Apache Software License, Version 1.1 - * - * Copyright (c) 2001 The Apache Software Foundation. All rights - * reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * - * 3. The end-user documentation included with the redistribution, if - * any, must include the following acknowlegement: - * "This product includes software developed by the - * Apache Software Foundation (http://www.apache.org/)." - * Alternately, this acknowlegement may appear in the software itself, - * if and wherever such third-party acknowlegements normally appear. - * - * 4. The names "The Jakarta Project", "Ant", and "Apache Software - * Foundation" must not be used to endorse or promote products derived - * from this software without prior written permission. For written - * permission, please contact apache@apache.org. - * - * 5. Products derived from this software may not be called "Apache" - * nor may "Apache" appear in their names without prior written - * permission of the Apache Group. - * - * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED - * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR - * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF - * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND - * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, - * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT - * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * ==================================================================== - * - * This software consists of voluntary contributions made by many - * individuals on behalf of the Apache Software Foundation. For more - * information on the Apache Software Foundation, please see - * . - */ - -package org.apache.tools.ant.types; - -import java.io.File; -import org.apache.tools.ant.BuildException; - -/** - * This wrapper class is used to represent Source(Origin) Directories. - * - * @author Magesh Umasankar - */ -public final class SrcDir extends ValidatedFileAttribute { - - /** - * empty constructor - */ - public SrcDir() {} - - - /** - * file constructor; performs validation - * @param file the file to use - */ - public SrcDir(File file) throws BuildException { - setFile(file); - } - - private String message; - - protected final String getMessage() { - return message; - } - - /** - * @return false if SrcDir is null or if SrcDir does not exist - * or if SrcDir is not a directory. Return true, otherwise. - */ - protected final boolean isValid() { - File f = getFile(); - if (f == null) { - message = "SrcDir must not be null"; - return false; - } - if (!f.exists()) { - message = f + " does not exist."; - return false; - } - if (!f.isDirectory()) { - message = f + " is not a directory."; - return false; - } - return true; - } -} diff --git a/src/main/org/apache/tools/ant/types/SrcFile.java b/src/main/org/apache/tools/ant/types/SrcFile.java deleted file mode 100644 index f8333d6ae..000000000 --- a/src/main/org/apache/tools/ant/types/SrcFile.java +++ /dev/null @@ -1,107 +0,0 @@ -/* - * The Apache Software License, Version 1.1 - * - * Copyright (c) 2001 The Apache Software Foundation. All rights - * reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * - * 3. The end-user documentation included with the redistribution, if - * any, must include the following acknowlegement: - * "This product includes software developed by the - * Apache Software Foundation (http://www.apache.org/)." - * Alternately, this acknowlegement may appear in the software itself, - * if and wherever such third-party acknowlegements normally appear. - * - * 4. The names "The Jakarta Project", "Ant", and "Apache Software - * Foundation" must not be used to endorse or promote products derived - * from this software without prior written permission. For written - * permission, please contact apache@apache.org. - * - * 5. Products derived from this software may not be called "Apache" - * nor may "Apache" appear in their names without prior written - * permission of the Apache Group. - * - * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED - * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR - * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF - * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND - * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, - * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT - * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * ==================================================================== - * - * This software consists of voluntary contributions made by many - * individuals on behalf of the Apache Software Foundation. For more - * information on the Apache Software Foundation, please see - * . - */ - -package org.apache.tools.ant.types; - -import java.io.File; -import org.apache.tools.ant.BuildException; - -/** - * This wrapper class is used to represent Source(Origin) Files. - * - * @author Magesh Umasankar - */ -public final class SrcFile extends ValidatedFileAttribute { - - /** - * empty constructor - */ - public SrcFile() {} - - - /** - * file constructor; performs validation - * @param file the file to use - */ - public SrcFile(File file) throws BuildException { - setFile(file); - } - - private String message; - - protected final String getMessage() { - return message; - } - - /** - * @return false if SrcFile is null or if SrcFile does not exist - * or if SrcFile is not a file. Return true, otherwise. - */ - protected final boolean isValid() { - File f = getFile(); - if (f == null) { - message = "SrcFile must not be null"; - return false; - } - if (!f.exists()) { - message = f + " does not exist."; - return false; - } - if (!f.isFile()) { - message = f + " is not a file."; - return false; - } - return true; - } -} diff --git a/src/main/org/apache/tools/ant/types/ValidatedFileAttribute.java b/src/main/org/apache/tools/ant/types/ValidatedFileAttribute.java deleted file mode 100644 index 5f99f92a4..000000000 --- a/src/main/org/apache/tools/ant/types/ValidatedFileAttribute.java +++ /dev/null @@ -1,117 +0,0 @@ -/* - * The Apache Software License, Version 1.1 - * - * Copyright (c) 1999 The Apache Software Foundation. All rights - * reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * - * 3. The end-user documentation included with the redistribution, if - * any, must include the following acknowlegement: - * "This product includes software developed by the - * Apache Software Foundation (http://www.apache.org/)." - * Alternately, this acknowlegement may appear in the software itself, - * if and wherever such third-party acknowlegements normally appear. - * - * 4. The names "The Jakarta Project", "Ant", and "Apache Software - * Foundation" must not be used to endorse or promote products derived - * from this software without prior written permission. For written - * permission, please contact apache@apache.org. - * - * 5. Products derived from this software may not be called "Apache" - * nor may "Apache" appear in their names without prior written - * permission of the Apache Group. - * - * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED - * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR - * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF - * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND - * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, - * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT - * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * ==================================================================== - * - * This software consists of voluntary contributions made by many - * individuals on behalf of the Apache Software Foundation. For more - * information on the Apache Software Foundation, please see - * . - */ - -package org.apache.tools.ant.types; - -import java.io.File; -import org.apache.tools.ant.BuildException; - -/** - * Wrapper class that can be extended to perform file type - * validation. - * - * Possible implementations may be SrcFile, SrcDir, DestFile, - * DestDir, JavaSrcFile, ReadableSrcFile, etc. - * - * The idea is to validate the attribute right when it is being - * set instead of performing the check later on. This will - * remove redundant code as well as minimize the headache - * of writing validation code for the BuildWriter. - * - * @author Magesh Umasankar - */ -public abstract class ValidatedFileAttribute implements PreferredAttribute { - - private File file = null; - - /** - * The implementing class must provide the message that - * is to be displayed if the file is not valid. - * - * @return the String message that is to be displayed - * if the file is not valid. - */ - protected abstract String getMessage(); - - /** - * Is the file a valid file based on the context? - * This decision must be made by the subclass's - * implementation of this method. - * - * @return true or false depending upon the - * validity of the file. - */ - protected abstract boolean isValid(); - - public ValidatedFileAttribute() { - } - - /** - * Retrieves the file. - */ - public final File getFile() { - return file; - } - - /** - * Invoked by {@link org.apache.tools.ant.IntrospectionHelper IntrospectionHelper}. - */ - public final void setFile(File f) throws BuildException { - file = f; - if (!isValid()) { - file = null; - throw new BuildException(getMessage()); - } - } -} \ No newline at end of file