1 files changed, 106 insertions, 0 deletions
diff --git a/server/src/main/java/org/onap/usecaseui/server/util/ZipUtil.java b/server/src/main/java/org/onap/usecaseui/server/util/ZipUtil.java
new file mode 100644
index 00000000..e3a67751
--- /dev/null
+++ b/server/src/main/java/org/onap/usecaseui/server/util/ZipUtil.java
@@ -0,0 +1,106 @@
+/*
+ * Copyright (C) 2017 CTC, Inc. and others. All rights reserved.
+ *
+ * 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.onap.usecaseui.server.util;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.Enumeration;
+import java.util.List;
+
+import org.apache.commons.io.IOUtils;
+import org.apache.tools.zip.ZipEntry;
+import org.apache.tools.zip.ZipFile;
+import org.apache.tools.zip.ZipOutputStream;
+
+public class ZipUtil {
+
+    public static void zip(String src, String zip) throws IOException {
+        zip(new File(src), new File(zip));
+    }
+
+    public static void zip(String src, File zip) throws IOException {
+        zip(new File(src), zip);
+    }
+
+    public static void zip(File src, String zip) throws IOException {
+        zip(src, new File(zip));
+    }
+
+    public static void zip(File src, File zip) throws IOException {
+        List<ZipEntry> list = foreach(src);
+        ZipOutputStream out = new ZipOutputStream(zip);
+        for (ZipEntry en : list) {
+            File fo = new File(src.getParent(), en.getName());
+            out.putNextEntry(en);
+            FileInputStream in = new FileInputStream(fo);
+            byte[] buffer = new byte[1024*8];
+            for(int len=0;(len=in.read(buffer))!=-1;){
+                out.write(buffer, 0, len);
+            }
+            in.close();
+            out.flush();
+        }
+        out.close();
+    }
+
+    public static void unzip(String zip,String out) throws Exception {
+        unzip(new File(zip), new File(out));
+    }
+
+    public static void unzip(String zip,File out) throws Exception {
+        unzip(new File(zip), out);
+    }
+
+    public static void unzip(File zip,String out) throws Exception {
+        unzip(zip, new File(out));
+    }
+
+    public static void unzip(File zip,File out) throws Exception {
+        ZipFile zipFile = new ZipFile(zip,"GB18030");
+        for (Enumeration<ZipEntry> entries = zipFile.getEntries(); entries.hasMoreElements();) {
+            ZipEntry entry = entries.nextElement();
+            File file = new File(out,entry.getName());
+            if (entry.isDirectory()) {
+                file.mkdirs();
+            } else {
+                File parent = file.getParentFile();
+                if (!parent.exists()) {
+                    parent.mkdirs();
+                }
+                IOUtils.copy(zipFile.getInputStream(entry), new FileOutputStream(file));
+            }
+        }
+        zipFile.close();
+    }
+    private static List<ZipEntry> foreach(File file) {
+        return foreach(file, "");
+    }
+    private static List<ZipEntry> foreach(File file, String path) {
+        List<ZipEntry> list = new ArrayList<ZipEntry>();
+        if (file.isDirectory()) {
+            path += file.getName() + File.separator;
+            for (File fo : file.listFiles()) {
+                list.addAll(foreach(fo, path));
+            }
+        } else if (file.isFile()) {
+            list.add(new ZipEntry(path + file.getName()));
+        }
+        return list;
+    }
+}