diff options
Diffstat (limited to 'framework/src/ant/apache-ant-1.9.6/src/tests/junit/org/apache/tools/ant/FileUtilities.java')
-rw-r--r-- | framework/src/ant/apache-ant-1.9.6/src/tests/junit/org/apache/tools/ant/FileUtilities.java | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/framework/src/ant/apache-ant-1.9.6/src/tests/junit/org/apache/tools/ant/FileUtilities.java b/framework/src/ant/apache-ant-1.9.6/src/tests/junit/org/apache/tools/ant/FileUtilities.java new file mode 100644 index 00000000..a9de5cea --- /dev/null +++ b/framework/src/ant/apache-ant-1.9.6/src/tests/junit/org/apache/tools/ant/FileUtilities.java @@ -0,0 +1,88 @@ +/* + * 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; + + +import org.apache.tools.ant.util.FileUtils; + +import java.io.File; +import java.io.FileReader; +import java.io.IOException; + +import static org.junit.Assume.assumeTrue; + +public class FileUtilities { + + /** + * Reads the contents of a file into a String. + * @param project the project containing the base directory the file is in. + * @param fileName the path to the file from the base directory. + * @return the contents of the given file as a string. + * @throws IOException on error reading the file (not existing, not readable etc) + */ + public static String getFileContents(Project project, String fileName) throws IOException { + return getFileContents(new File(project.getBaseDir(), fileName)); + } + + /** + * Reads the contents of a file into a String. + * @param file the file to read. + * @return the contents of the given file as a string. + * @throws IOException on error reading the file (not existing, not readable etc) + */ + public static String getFileContents(File file) throws IOException { + FileReader rdr = null; + try { + rdr = new FileReader(file); + return FileUtils.readFully(rdr); + } + finally { + if (rdr != null) { + rdr.close(); + } + } + } + + + /** + * Modified the timestamp on a file so it's <tt>seconds</tt> earlier than it was before. Where <tt>file</tt> + * is a directory, this function recurses into all child files (and directories) and reduces their modified + * timestamps by the same range, rather than set all timestamps to the same time. + * @param file the file to change, or the directory to change then recurse into + * @param seconds how many seconds to roll the timestamp back by + */ + public static void rollbackTimetamps(File file, long seconds) { + if (null == file || !file.exists()) { + return; + } + + assumeTrue(file.setLastModified(file.lastModified() - (seconds * 1000))); + + if (file.isDirectory()) { + File[] children = file.listFiles(); + // only possible if exception occurs, or abstract path was not valid + if (children == null) { + return; + } + for (File child : children) { + rollbackTimetamps(child, seconds); + } + } + } + +} |