org.jboss.qa.jenkins.test.executor.utils.unpack.UnZipper.java Source code

Introduction

Here is the source code for org.jboss.qa.jenkins.test.executor.utils.unpack.UnZipper.java

Source

/*
 * Copyright 2015 Red Hat Inc. and/or its affiliates and other contributors.
 *
 * 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 org.jboss.qa.jenkins.test.executor.utils.unpack;

import org.apache.commons.compress.archivers.zip.ZipArchiveEntry;
import org.apache.commons.compress.archivers.zip.ZipFile;
import org.apache.commons.io.IOUtils;

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.Collections;
import java.util.HashSet;
import java.util.Set;

public class UnZipper extends UnPacker {

    private static final String TYPE = "zip";

    public String type() {
        return TYPE;
    }

    @Override
    public void unpack(File archive, File destination) throws IOException {
        try (ZipFile zip = new ZipFile(archive)) {
            final Set<ZipArchiveEntry> entries = new HashSet<>(Collections.list(zip.getEntries()));

            if (ignoreRootFolders) {
                pathSegmentsToTrim = countRootFolders(entries);
            }

            for (ZipArchiveEntry entry : entries) {
                if (entry.isDirectory()) {
                    continue;
                }
                final String zipPath = trimPathSegments(entry.getName(), pathSegmentsToTrim);
                final File file = new File(destination, zipPath);
                if (!file.getParentFile().exists()) {
                    file.getParentFile().mkdirs(); // Create parent folders if not exist
                }

                try (InputStream is = zip.getInputStream(entry); OutputStream fos = new FileOutputStream(file)) {
                    IOUtils.copy(is, fos);
                    // check for user-executable bit on entry and apply to file
                    if ((entry.getUnixMode() & 0100) != 0) {
                        file.setExecutable(true);
                    }
                }
                file.setLastModified(entry.getTime());
            }
        }
    }
}