diff options
Diffstat (limited to 'framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/optional/extension/resolvers/URLResolver.java')
-rw-r--r-- | framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/optional/extension/resolvers/URLResolver.java | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/optional/extension/resolvers/URLResolver.java b/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/optional/extension/resolvers/URLResolver.java new file mode 100644 index 00000000..d693b899 --- /dev/null +++ b/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/optional/extension/resolvers/URLResolver.java @@ -0,0 +1,133 @@ +/* + * 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.taskdefs.optional.extension.resolvers; + +import java.io.File; +import java.net.URL; + +import org.apache.tools.ant.BuildException; +import org.apache.tools.ant.Project; +import org.apache.tools.ant.taskdefs.Get; +import org.apache.tools.ant.taskdefs.optional.extension.Extension; +import org.apache.tools.ant.taskdefs.optional.extension.ExtensionResolver; + +/** + * Resolver that just returns s specified location. + * + */ +public class URLResolver implements ExtensionResolver { + private File destfile; + private File destdir; + private URL url; + + /** + * Sets the URL + * @param url the url + */ + public void setUrl(final URL url) { + this.url = url; + } + + /** + * Sets the destination file + * @param destfile the destination file + */ + public void setDestfile(final File destfile) { + this.destfile = destfile; + } + + /** + * Sets the destination directory + * @param destdir the destination directory + */ + public void setDestdir(final File destdir) { + this.destdir = destdir; + } + + /** + * Returns the file resolved from URL and directory + * @param extension the extension + * @param project the project + * @return file the file resolved + * @throws BuildException if the URL is invalid + */ + public File resolve(final Extension extension, + final Project project) throws BuildException { + validate(); + + final File file = getDest(); + + final Get get = new Get(); + get.setProject(project); + get.setDest(file); + get.setSrc(url); + get.execute(); + + return file; + } + + /* + * Gets the destination file + */ + private File getDest() { + File result; + if (null != destfile) { + result = destfile; + } else { + final String file = url.getFile(); + String filename; + if (null == file || file.length() <= 1) { + filename = "default.file"; + } else { + int index = file.lastIndexOf('/'); + if (-1 == index) { + index = 0; + } + filename = file.substring(index); + } + result = new File(destdir, filename); + } + return result; + } + + /* + * Validates URL + */ + private void validate() { + if (null == url) { + final String message = "Must specify URL"; + throw new BuildException(message); + } + + if (null == destdir && null == destfile) { + final String message = "Must specify destination file or directory"; + throw new BuildException(message); + } else if (null != destdir && null != destfile) { + final String message = "Must not specify both destination file or directory"; + throw new BuildException(message); + } + } + + /** + * Returns a string representation of the URL + * @return the string representation + */ + public String toString() { + return "URL[" + url + "]"; + } +} |