svn commit: r1237712 - /openejb/trunk/openejb/arquillian-tomee/arquillian-tomee-common/src/main/java/org/apache/openejb/arquillian/common/IO.java

[db...@apache.org]

Author: dblevins
Date: Mon Jan 30 15:18:26 2012
New Revision: 1237712

URL: http://svn.apache.org/viewvc?rev=1237712&view=rev
Log:
added IO util

Added:
    openejb/trunk/openejb/arquillian-tomee/arquillian-tomee-common/src/main/java/org/apache/openejb/arquillian/common/IO.java

Added: openejb/trunk/openejb/arquillian-tomee/arquillian-tomee-common/src/main/java/org/apache/openejb/arquillian/common/IO.java
URL: http://svn.apache.org/viewvc/openejb/trunk/openejb/arquillian-tomee/arquillian-tomee-common/src/main/java/org/apache/openejb/arquillian/common/IO.java?rev=1237712&view=auto
==============================================================================
--- openejb/trunk/openejb/arquillian-tomee/arquillian-tomee-common/src/main/java/org/apache/openejb/arquillian/common/IO.java (added)
+++ openejb/trunk/openejb/arquillian-tomee/arquillian-tomee-common/src/main/java/org/apache/openejb/arquillian/common/IO.java Mon Jan 30 15:18:26 2012
@@ -0,0 +1,187 @@
+/*
+ * 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.openejb.arquillian.common;
+
+
+import java.io.BufferedInputStream;
+import java.io.BufferedOutputStream;
+import java.io.BufferedReader;
+import java.io.BufferedWriter;
+import java.io.ByteArrayOutputStream;
+import java.io.Closeable;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.FileOutputStream;
+import java.io.FileReader;
+import java.io.FileWriter;
+import java.io.Flushable;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.io.OutputStream;
+import java.net.URL;
+import java.util.zip.ZipInputStream;
+import java.util.zip.ZipOutputStream;
+
+/**
+ * @version $Revision$ $Date$
+ */
+public class IO {
+
+    public static String readString(URL url) throws IOException {
+        final InputStream in = url.openStream();
+        try {
+            BufferedReader reader = new BufferedReader(new InputStreamReader(in));
+            return reader.readLine();
+        } finally {
+            close(in);
+        }
+    }
+
+    public static String readString(File file) throws IOException {
+        final FileReader in = new FileReader(file);
+        try {
+            BufferedReader reader = new BufferedReader(in);
+            return reader.readLine();
+        } finally {
+            close(in);
+        }
+    }
+
+    public static String slurp(String fileName) throws IOException {
+        return slurp(new File(fileName));
+    }
+
+    public static String slurp(File file) throws IOException {
+        ByteArrayOutputStream out = new ByteArrayOutputStream();
+        copy(file, out);
+        return new String(out.toByteArray());
+    }
+
+    public static String slurp(InputStream in) throws IOException {
+        ByteArrayOutputStream out = new ByteArrayOutputStream();
+        copy(in, out);
+        return new String(out.toByteArray(), "UTF-8");
+    }
+
+    public static String slurp(URL url) throws IOException {
+        ByteArrayOutputStream out = new ByteArrayOutputStream();
+        copy(url.openStream(), out);
+        return new String(out.toByteArray());
+    }
+
+    public static void writeString(File file, String string) throws IOException {
+        final FileWriter out = new FileWriter(file);
+        try {
+            final BufferedWriter bufferedWriter = new BufferedWriter(out);
+            try {
+                bufferedWriter.write(string);
+                bufferedWriter.newLine();
+            } finally {
+                close(bufferedWriter);
+            }
+        } finally {
+            close(out);
+        }
+    }
+
+    public static void copy(File from, OutputStream to) throws IOException {
+        final InputStream read = read(from);
+        try {
+            copy(read, to);
+        } finally {
+            close(read);
+        }
+    }
+
+    public static void copy(InputStream from, File to) throws IOException {
+        final OutputStream write = write(to);
+        try {
+            copy(from, write);
+        } finally {
+            close(write);
+        }
+    }
+
+    public static void copy(InputStream from, File to, boolean append) throws IOException {
+        final OutputStream write = write(to, append);
+        try {
+            copy(from, write);
+        } finally {
+            close(write);
+        }
+    }
+
+    public static void copy(InputStream from, OutputStream to) throws IOException {
+        byte[] buffer = new byte[1024];
+        int length = 0;
+        while ((length = from.read(buffer)) != -1) {
+            to.write(buffer, 0, length);
+        }
+        to.flush();
+    }
+
+    public static ZipOutputStream zip(File file) throws IOException {
+        final OutputStream write = write(file);
+        return new ZipOutputStream(write);
+    }
+
+    public static ZipInputStream unzip(File file) throws IOException {
+        final InputStream read = read(file);
+        return new ZipInputStream(read);
+    }
+
+    public static void close(Closeable closeable) throws IOException {
+        if (closeable == null) return;
+        try {
+            if (closeable instanceof Flushable) {
+                ((Flushable) closeable).flush();
+            }
+        } catch (IOException e) {
+        }
+        try {
+            closeable.close();
+        } catch (IOException e) {
+        }
+    }
+
+    public static boolean delete(File file) {
+        if (file == null) return false;
+        if (!file.delete()) {
+            System.err.println("Delete failed " + file.getAbsolutePath());
+            return false;
+        }
+
+        return true;
+    }
+
+    public static OutputStream write(File destination) throws FileNotFoundException {
+        final OutputStream out = new FileOutputStream(destination);
+        return new BufferedOutputStream(out, 32768);
+    }
+
+    public static OutputStream write(File destination, boolean append) throws FileNotFoundException {
+        final OutputStream out = new FileOutputStream(destination, append);
+        return new BufferedOutputStream(out, 32768);
+    }
+
+    public static InputStream read(File source) throws FileNotFoundException {
+        final InputStream in = new FileInputStream(source);
+        return new BufferedInputStream(in, 32768);
+    }
+}