/**
* Copyright (C) 2012 ZeroTurnaround LLC <support@zeroturnaround.com>
*
* 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 com.smartandroid.sa.zip;
import java.io.BufferedInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.zip.ZipEntry;
/**
* @author Toomas Romer
* @author shelajev
* @author Innokenty Shuvalov
*/
public class FileSource implements ZipEntrySource {
private final String path;
private final File file;
public FileSource(String path, File file) {
this.path = path;
this.file = file;
}
public String getPath() {
return path;
}
public ZipEntry getEntry() {
ZipEntry entry = new ZipEntry(path);
if (!file.isDirectory()) {
entry.setSize(file.length());
}
entry.setTime(file.lastModified());
return entry;
}
public InputStream getInputStream() throws IOException {
if (file.isDirectory()) {
return null;
} else {
return new BufferedInputStream(new FileInputStream(file));
}
}
public String toString() {
return "FileSource[" + path + ", " + file + "]";
}
/**
* Creates a sequence of FileSource objects via mapping a sequence of files
* to the sequence of corresponding names for the entries
*
* @param files
* file array to form the data of the objects in the resulting
* array
* @param names
* file array to form the names of the objects in the resulting
* array
* @return array of FileSource objects created by mapping given files array
* to the given names array one by one
* @throws java.lang.IllegalArgumentException
* if the names array contains less items than the files array
*/
public static FileSource[] pair(File[] files, String[] names) {
if (files.length > names.length) {
throw new IllegalArgumentException(
"names array must contain "
+ "at least the same amount of items as files array or more");
}
FileSource[] result = new FileSource[files.length];
for (int i = 0; i < files.length; i++) {
result[i] = new FileSource(names[i], files[i]);
}
return result;
}
}