aboutsummaryrefslogtreecommitdiffstats
path: root/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/optional/jlink/jlink.java
diff options
context:
space:
mode:
Diffstat (limited to 'framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/optional/jlink/jlink.java')
-rw-r--r--framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/optional/jlink/jlink.java458
1 files changed, 0 insertions, 458 deletions
diff --git a/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/optional/jlink/jlink.java b/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/optional/jlink/jlink.java
deleted file mode 100644
index 499cca27..00000000
--- a/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/optional/jlink/jlink.java
+++ /dev/null
@@ -1,458 +0,0 @@
-/*
- * 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.
- *
- */
-/**
- * jlink.java links together multiple .jar files Original code by Patrick
- * Beard. Modifications to work with ANT by Matthew Kuperus Heun.
- *
- */
-package org.apache.tools.ant.taskdefs.optional.jlink;
-
-import java.io.BufferedInputStream;
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.io.InputStream;
-import java.util.Enumeration;
-import java.util.Vector;
-import java.util.zip.CRC32;
-import java.util.zip.Deflater;
-import java.util.zip.ZipEntry;
-import java.util.zip.ZipException;
-import java.util.zip.ZipFile;
-import java.util.zip.ZipOutputStream;
-
-import org.apache.tools.ant.util.FileUtils;
-
-// CheckStyle:TypeNameCheck OFF - bc
-/**
- * jlink links together multiple .jar files.
- */
-public class jlink {
- private static final int BUFFER_SIZE = 8192;
- private static final int VECTOR_INIT_SIZE = 10;
-
- private String outfile = null;
-
- private Vector mergefiles = new Vector(VECTOR_INIT_SIZE);
-
- private Vector addfiles = new Vector(VECTOR_INIT_SIZE);
-
- private boolean compression = false;
-
- // CheckStyle:VisibilityModifier OFF - bc
-
- byte[] buffer = new byte[BUFFER_SIZE];
-
- // CheckStyle:VisibilityModifier OFF - bc
-
- /** The file that will be created by this instance of jlink.
- * @param outfile the file to create.
- */
- public void setOutfile(String outfile) {
- if (outfile == null) {
- return;
- }
- this.outfile = outfile;
- }
-
-
- /**
- * Adds a file to be merged into the output.
- * @param fileToMerge the file to merge into the output.
- */
- public void addMergeFile(String fileToMerge) {
- if (fileToMerge == null) {
- return;
- }
- mergefiles.addElement(fileToMerge);
- }
-
-
- /** Adds a file to be added into the output.
- * @param fileToAdd the file to add to the output.
- */
- public void addAddFile(String fileToAdd) {
- if (fileToAdd == null) {
- return;
- }
- addfiles.addElement(fileToAdd);
- }
-
-
- /**
- * Adds several files to be merged into the output.
- * @param filesToMerge an array of files to merge into the output.
- */
- public void addMergeFiles(String[] filesToMerge) {
- if (filesToMerge == null) {
- return;
- }
- for (int i = 0; i < filesToMerge.length; i++) {
- addMergeFile(filesToMerge[i]);
- }
- }
-
-
- /**
- * Adds several file to be added into the output.
- * @param filesToAdd an array of files to add to the output.
- */
- public void addAddFiles(String[] filesToAdd) {
- if (filesToAdd == null) {
- return;
- }
- for (int i = 0; i < filesToAdd.length; i++) {
- addAddFile(filesToAdd[i]);
- }
- }
-
-
- /**
- * Determines whether output will be compressed.
- * @param compress if true use compression.
- */
- public void setCompression(boolean compress) {
- this.compression = compress;
- }
-
-
- /**
- * Performs the linking of files. Addfiles are added to the output as-is.
- * For example, a jar file is added to the output as a jar file. However,
- * mergefiles are first examined for their type. If it is a jar or zip
- * file, the contents will be extracted from the mergefile and entered
- * into the output. If a zip or jar file is encountered in a subdirectory
- * it will be added, not merged. If a directory is encountered, it becomes
- * the root entry of all the files below it. Thus, you can provide
- * multiple, disjoint directories, as addfiles: they will all be added in
- * a rational manner to outfile.
- * @throws Exception on error.
- */
- public void link() throws Exception {
- ZipOutputStream output = new ZipOutputStream(new FileOutputStream(outfile));
-
- if (compression) {
- output.setMethod(ZipOutputStream.DEFLATED);
- output.setLevel(Deflater.DEFAULT_COMPRESSION);
- } else {
- output.setMethod(ZipOutputStream.STORED);
- }
-
- Enumeration merges = mergefiles.elements();
-
- while (merges.hasMoreElements()) {
- String path = (String) merges.nextElement();
- File f = new File(path);
-
- if (f.getName().endsWith(".jar") || f.getName().endsWith(".zip")) {
- //Do the merge
- mergeZipJarContents(output, f);
- } else {
- //Add this file to the addfiles Vector and add it
- //later at the top level of the output file.
- addAddFile(path);
- }
- }
-
- Enumeration adds = addfiles.elements();
-
- while (adds.hasMoreElements()) {
- String name = (String) adds.nextElement();
- File f = new File(name);
-
- if (f.isDirectory()) {
- //System.out.println("in jlink: adding directory contents of " + f.getPath());
- addDirContents(output, f, f.getName() + '/', compression);
- } else {
- addFile(output, f, "", compression);
- }
- }
- FileUtils.close(output);
- }
-
-
- /**
- * The command line entry point for jlink.
- * @param args an array of arguments
- */
- public static void main(String[] args) {
- // jlink output input1 ... inputN
- if (args.length < 2) {
- System.out.println("usage: jlink output input1 ... inputN");
- System.exit(1);
- }
- jlink linker = new jlink();
-
- linker.setOutfile(args[0]);
- // To maintain compatibility with the command-line version,
- // we will only add files to be merged.
- for (int i = 1; i < args.length; i++) {
- linker.addMergeFile(args[i]);
- }
- try {
- linker.link();
- } catch (Exception ex) {
- System.err.print(ex.getMessage());
- }
- }
-
-
- /*
- * Actually performs the merging of f into the output.
- * f should be a zip or jar file.
- */
- private void mergeZipJarContents(ZipOutputStream output, File f) throws IOException {
- //Check to see that the file with name "name" exists.
- if (!f.exists()) {
- return;
- }
- ZipFile zipf = new ZipFile(f);
- Enumeration entries = zipf.entries();
-
- while (entries.hasMoreElements()) {
- ZipEntry inputEntry = (ZipEntry) entries.nextElement();
- //Ignore manifest entries. They're bound to cause conflicts between
- //files that are being merged. User should supply their own
- //manifest file when doing the merge.
- String inputEntryName = inputEntry.getName();
- int index = inputEntryName.indexOf("META-INF");
-
- if (index < 0) {
- //META-INF not found in the name of the entry. Go ahead and process it.
- try {
- output.putNextEntry(processEntry(zipf, inputEntry));
- } catch (ZipException ex) {
- //If we get here, it could be because we are trying to put a
- //directory entry that already exists.
- //For example, we're trying to write "com", but a previous
- //entry from another mergefile was called "com".
- //In that case, just ignore the error and go on to the
- //next entry.
- String mess = ex.getMessage();
-
- if (mess.indexOf("duplicate") >= 0) {
- //It was the duplicate entry.
- continue;
- } else {
- // I hate to admit it, but we don't know what happened
- // here. Throw the Exception.
- throw ex;
- }
- }
-
- InputStream in = zipf.getInputStream(inputEntry);
- int len = buffer.length;
- int count = -1;
-
- while ((count = in.read(buffer, 0, len)) > 0) {
- output.write(buffer, 0, count);
- }
- in.close();
- output.closeEntry();
- }
- }
- zipf.close();
- }
-
-
- /*
- * Adds contents of a directory to the output.
- */
- private void addDirContents(ZipOutputStream output, File dir, String prefix,
- boolean compress) throws IOException {
- String[] contents = dir.list();
-
- for (int i = 0; i < contents.length; ++i) {
- String name = contents[i];
- File file = new File(dir, name);
-
- if (file.isDirectory()) {
- addDirContents(output, file, prefix + name + '/', compress);
- } else {
- addFile(output, file, prefix, compress);
- }
- }
- }
-
-
- /*
- * Gets the name of an entry in the file. This is the real name
- * which for a class is the name of the package with the class
- * name appended.
- */
- private String getEntryName(File file, String prefix) {
- String name = file.getName();
-
- if (!name.endsWith(".class")) {
- // see if the file is in fact a .class file, and determine its actual name.
- InputStream input = null;
- try {
- input = new FileInputStream(file);
- String className = ClassNameReader.getClassName(input);
-
- if (className != null) {
- return className.replace('.', '/') + ".class";
- }
- } catch (IOException ioe) {
- //do nothing
- } finally {
- if (input != null) {
- try {
- input.close();
- } catch (IOException e) {
- //do nothing
- }
- }
- }
- }
- System.out.println("From " + file.getPath() + " and prefix " + prefix
- + ", creating entry " + prefix + name);
- return (prefix + name);
- }
-
-
- /*
- * Adds a file to the output stream.
- */
- private void addFile(ZipOutputStream output, File file, String prefix,
- boolean compress) throws IOException {
- //Make sure file exists
- if (!file.exists()) {
- return;
- }
- ZipEntry entry = new ZipEntry(getEntryName(file, prefix));
-
- entry.setTime(file.lastModified());
- entry.setSize(file.length());
- if (!compress) {
- entry.setCrc(calcChecksum(file));
- }
- FileInputStream input = new FileInputStream(file);
-
- addToOutputStream(output, input, entry);
- }
-
-
- /*
- * A convenience method that several other methods might call.
- */
- private void addToOutputStream(ZipOutputStream output, InputStream input,
- ZipEntry ze) throws IOException {
- try {
- output.putNextEntry(ze);
- } catch (ZipException zipEx) {
- //This entry already exists. So, go with the first one.
- input.close();
- return;
- }
-
- int numBytes = -1;
-
- while ((numBytes = input.read(buffer)) > 0) {
- output.write(buffer, 0, numBytes);
- }
- output.closeEntry();
- input.close();
- }
-
-
- /*
- * A method that does the work on a given entry in a mergefile.
- * The big deal is to set the right parameters in the ZipEntry
- * on the output stream.
- */
- private ZipEntry processEntry(ZipFile zip, ZipEntry inputEntry) {
- /*
- First, some notes.
- On MRJ 2.2.2, getting the size, compressed size, and CRC32 from the
- ZipInputStream does not work for compressed (deflated) files. Those calls return -1.
- For uncompressed (stored) files, those calls do work.
- However, using ZipFile.getEntries() works for both compressed and
- uncompressed files.
-
- Now, from some simple testing I did, it seems that the value of CRC-32 is
- independent of the compression setting. So, it should be easy to pass this
- information on to the output entry.
- */
- String name = inputEntry.getName();
-
- if (!(inputEntry.isDirectory() || name.endsWith(".class"))) {
- try {
- InputStream input = zip.getInputStream(zip.getEntry(name));
- String className = ClassNameReader.getClassName(input);
-
- input.close();
- if (className != null) {
- name = className.replace('.', '/') + ".class";
- }
- } catch (IOException ioe) {
- //do nothing
- }
- }
- ZipEntry outputEntry = new ZipEntry(name);
-
- outputEntry.setTime(inputEntry.getTime());
- outputEntry.setExtra(inputEntry.getExtra());
- outputEntry.setComment(inputEntry.getComment());
- outputEntry.setTime(inputEntry.getTime());
- if (compression) {
- outputEntry.setMethod(ZipEntry.DEFLATED);
- //Note, don't need to specify size or crc for compressed files.
- } else {
- outputEntry.setMethod(ZipEntry.STORED);
- outputEntry.setCrc(inputEntry.getCrc());
- outputEntry.setSize(inputEntry.getSize());
- }
- return outputEntry;
- }
-
-
- /*
- * Necessary in the case where you add a entry that
- * is not compressed.
- */
- private long calcChecksum(File f) throws IOException {
- BufferedInputStream in = new BufferedInputStream(new FileInputStream(f));
-
- return calcChecksum(in);
- }
-
-
- /*
- * Necessary in the case where you add a entry that
- * is not compressed.
- */
- private long calcChecksum(InputStream in) throws IOException {
- CRC32 crc = new CRC32();
- int len = buffer.length;
- int count = -1;
- int haveRead = 0;
-
- while ((count = in.read(buffer, 0, len)) > 0) {
- haveRead += count;
- crc.update(buffer, 0, count);
- }
- in.close();
- return crc.getValue();
- }
-
-
-}
-
-