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package org.mule.util; |
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import org.mule.module.boot.MuleBootstrapUtils; |
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import java.io.ByteArrayOutputStream; |
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import java.io.File; |
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import java.io.FileInputStream; |
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import java.io.FileOutputStream; |
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import java.io.IOException; |
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import java.io.InputStream; |
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import java.io.OutputStream; |
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import java.util.Enumeration; |
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import java.util.Iterator; |
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import java.util.LinkedHashMap; |
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import java.util.jar.JarEntry; |
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import java.util.jar.JarFile; |
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import java.util.jar.JarOutputStream; |
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import java.util.zip.ZipEntry; |
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public final class JarUtils |
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{ |
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private JarUtils() |
33 | 0 | { |
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35 | 0 | } |
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public static LinkedHashMap readJarFileEntries(File jarFile) throws Exception |
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{ |
39 | 0 | LinkedHashMap entries = new LinkedHashMap(); |
40 | 0 | JarFile jarFileWrapper = null; |
41 | 0 | if (jarFile != null) |
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{ |
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try |
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{ |
46 | 0 | jarFileWrapper = new JarFile(jarFile); |
47 | 0 | Enumeration iter = jarFileWrapper.entries(); |
48 | 0 | while (iter.hasMoreElements()) |
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{ |
50 | 0 | ZipEntry zipEntry = (ZipEntry) iter.nextElement(); |
51 | 0 | InputStream entryStream = jarFileWrapper.getInputStream(zipEntry); |
52 | 0 | ByteArrayOutputStream byteArrayStream = new ByteArrayOutputStream(); |
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try |
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{ |
55 | 0 | MuleBootstrapUtils.copy(entryStream, byteArrayStream); |
56 | 0 | entries.put(zipEntry.getName(), byteArrayStream.toByteArray()); |
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} |
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finally |
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{ |
61 | 0 | byteArrayStream.close(); |
62 | 0 | } |
63 | 0 | } |
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} |
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finally |
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{ |
67 | 0 | if (jarFileWrapper != null) |
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{ |
69 | 0 | jarFileWrapper.close(); |
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} |
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} |
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} |
73 | 0 | return entries; |
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} |
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public static void appendJarFileEntries(File jarFile, LinkedHashMap entries) throws Exception |
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{ |
78 | 0 | if (entries != null) |
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{ |
80 | 0 | LinkedHashMap combinedEntries = readJarFileEntries(jarFile); |
81 | 0 | combinedEntries.putAll(entries); |
82 | 0 | File tmpJarFile = File.createTempFile(jarFile.getName(), null); |
83 | 0 | createJarFileEntries(tmpJarFile, combinedEntries); |
84 | 0 | jarFile.delete(); |
85 | 0 | FileUtils.renameFile(tmpJarFile, jarFile); |
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} |
87 | 0 | } |
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public static void createJarFileEntries(File jarFile, LinkedHashMap entries) throws Exception |
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{ |
91 | 0 | JarOutputStream jarStream = null; |
92 | 0 | FileOutputStream fileStream = null; |
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|
94 | 0 | if (jarFile != null) |
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{ |
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try |
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{ |
100 | 0 | fileStream = new FileOutputStream(jarFile); |
101 | 0 | jarStream = new JarOutputStream(fileStream); |
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103 | 0 | if (entries != null && !entries.isEmpty()) |
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{ |
105 | 0 | Iterator iter = entries.keySet().iterator(); |
106 | 0 | while (iter.hasNext()) |
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{ |
108 | 0 | String jarFilePath = (String) iter.next(); |
109 | 0 | Object content = entries.get(jarFilePath); |
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111 | 0 | JarEntry entry = new JarEntry(jarFilePath); |
112 | 0 | jarStream.putNextEntry(entry); |
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116 | 0 | if (content instanceof String) |
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{ |
118 | 0 | writeJarEntry(jarStream, ((String) content).getBytes()); |
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} |
120 | 0 | else if (content instanceof byte[]) |
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{ |
122 | 0 | writeJarEntry(jarStream, (byte[]) content); |
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} |
124 | 0 | else if (content instanceof File) |
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{ |
126 | 0 | writeJarEntry(jarStream, (File) content); |
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} |
128 | 0 | } |
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} |
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|
131 | 0 | jarStream.flush(); |
132 | 0 | fileStream.getFD().sync(); |
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} |
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finally |
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{ |
136 | 0 | if (jarStream != null) |
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{ |
138 | 0 | jarStream.close(); |
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} |
140 | 0 | if (fileStream != null) |
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{ |
142 | 0 | fileStream.close(); |
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} |
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} |
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} |
146 | 0 | } |
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private static void writeJarEntry(OutputStream stream, byte[] entry) throws IOException |
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{ |
150 | 0 | stream.write(entry, 0, entry.length); |
151 | 0 | } |
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private static void writeJarEntry(OutputStream stream, File entry) throws IOException |
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{ |
155 | 0 | FileInputStream fileContentStream = null; |
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try |
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{ |
158 | 0 | fileContentStream = new FileInputStream(entry); |
159 | 0 | MuleBootstrapUtils.copy(fileContentStream, stream); |
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} |
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finally |
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{ |
163 | 0 | if (fileContentStream != null) |
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{ |
165 | 0 | fileContentStream.close(); |
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} |
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} |
168 | 0 | } |
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} |