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Make Manifest.java a full flegded task that allows you to write a 

manifest file.

PR: 5190


git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@270131 13f79535-47bb-0310-9956-ffa450edef68
master
Stefan Bodewig 24 years ago
parent
3aef6ddcfc
commit
ceb720e799
6 changed files with 201 additions and 30 deletions
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  1. +2
    -1
      WHATSNEW
  2. +78
    -0
      docs/manual/CoreTasks/manifest.html
  3. +1
    -0
      docs/manual/coretasklist.html
  4. +4
    -27
      src/main/org/apache/tools/ant/taskdefs/Jar.java
  5. +115
    -2
      src/main/org/apache/tools/ant/taskdefs/Manifest.java
  6. +1
    -0
      src/main/org/apache/tools/ant/taskdefs/defaults.properties

+ 2
- 1
WHATSNEW View File

@@ -89,7 +89,8 @@ Other changes:
* Added support for specifying CVS_RSH in the <cvs/> task

* New tasks bzip2 and bunzip2 to pack and unpack files using the
BZip2 alogrithm, replaceregexp, checksum, translate, waitfor, input
BZip2 alogrithm, replaceregexp, checksum, translate, waitfor, input,
manifest

* The attributes zipfile, jarfile, warfile and earfile (from the Zip,
Jar, War and Ear tasks) have been deprecated and superseded by a


+ 78
- 0
docs/manual/CoreTasks/manifest.html View File

@@ -0,0 +1,78 @@
<html>

<head>
<meta http-equiv="Content-Language" content="en-us">
<title>Manifest Task</title>
</head>

<body>

<h2><a name="manifest">Manifest</a></h2>
<h3>Description</h3>
<p>Creates a manifest file.</p>

<p>This task can be used to write a Manifest file, optionally
replacing or updating an existing file.</p>

<h3>Parameters</h3>
<table border="1" cellpadding="2" cellspacing="0">
<tr>
<td valign="top"><b>Attribute</b></td>
<td valign="top"><b>Description</b></td>
<td align="center" valign="top"><b>Required</b></td>
</tr>
<tr>
<td valign="top">file</td>
<td valign="top">the manifest-file to create/update.</td>
<td valign="top" align="center">Yes</td>
</tr>
<tr>
<td valign="top">mode</td>
<td valign="top">One of "update" or "replace", default is "update".</td>
<td valign="top" align="center">No</td>
</tr>
</table>

<h3>Nested elements</h3>
<h4><a name="attribute">attribute</h4></h4>
<p>One attribute for the manifest file. Those attributes that are
not nested into a section will be added to the "Main" section.</p>
<table border="1" cellpadding="2" cellspacing="0">
<tr>
<td valign="top"><b>Attribute</b></td>
<td valign="top"><b>Description</b></td>
<td align="center" valign="top"><b>Required</b></td>
</tr>
<tr>
<td valign="top">name</td>
<td valign="top">the name of the attribute.</td>
<td valign="top" align="center">Yes</td>
</tr>
<tr>
<td valign="top">value</td>
<td valign="top">the name of the attribute.</td>
<td valign="top" align="center">Yes</td>
</tr>
</table>


<h4>section</h4>
<p>A manifest section - you can nest <a
href="#attribute">attribute</a> elements into sections.</p>

<table border="1" cellpadding="2" cellspacing="0">
<tr>
<td valign="top"><b>Attribute</b></td>
<td valign="top"><b>Description</b></td>
<td align="center" valign="top"><b>Required</b></td>
</tr>
<tr>
<td valign="top">name</td>
<td valign="top">the name of the section.</td>
<td valign="top" align="center">No, if ommitted it will be assumed
to be the main section.</td>
</tr>
</table>
</body>
</html>


+ 1
- 0
docs/manual/coretasklist.html View File

@@ -57,6 +57,7 @@
<a href="CoreTasks/javac.html">Javac</a><br>
<a href="CoreTasks/javadoc.html">Javadoc/<i>Javadoc2</i></a><br>
<a href="CoreTasks/mail.html">Mail</a><br>
<a href="CoreTasks/manifest.html">Manifest</a><br>
<a href="CoreTasks/mkdir.html">Mkdir</a><br>
<a href="CoreTasks/move.html">Move</a><br>
<a href="CoreTasks/parallel.html">Parallel</a><br>


+ 4
- 27
src/main/org/apache/tools/ant/taskdefs/Jar.java View File

@@ -114,7 +114,7 @@ public class Jar extends Zip {

public void addConfiguredManifest(Manifest newManifest) throws ManifestException {
if (manifest == null) {
manifest = getDefaultManifest();
manifest = Manifest.getDefaultManifest();
}
manifest.merge(newManifest);
buildFileManifest = true;
@@ -133,7 +133,7 @@ public class Jar extends Zip {
r = new FileReader(manifestFile);
Manifest newManifest = new Manifest(r);
if (manifest == null) {
manifest = getDefaultManifest();
manifest = Manifest.getDefaultManifest();
}
manifest.merge(newManifest);
}
@@ -166,7 +166,7 @@ public class Jar extends Zip {
throws IOException, BuildException
{
try {
execManifest = getDefaultManifest();
execManifest = Manifest.getDefaultManifest();

if (manifest != null) {
execManifest.merge(manifest);
@@ -252,29 +252,6 @@ public class Jar extends Zip {



private Manifest getDefaultManifest() {
try {
String s = "/org/apache/tools/ant/defaultManifest.mf";
InputStream in = this.getClass().getResourceAsStream(s);
if (in == null) {
throw new BuildException("Could not find default manifest: " + s);
}
try {
return new Manifest(new InputStreamReader(in, "ASCII"));
} catch (UnsupportedEncodingException e) {
// impossible with ASCII encoding
log("ASCII encoding not supported by JVM", Project.MSG_ERR);
return new Manifest(new InputStreamReader(in));
}
}
catch (ManifestException e) {
throw new BuildException("Default manifest is invalid !!");
}
catch (IOException e) {
throw new BuildException("Unable to read default manifest", e);
}
}
/**
* Handle situation when we encounter a manifest file
*
@@ -352,7 +329,7 @@ public class Jar extends Zip {
}
Manifest currentManifest = new Manifest(new InputStreamReader(theZipFile.getInputStream(entry)));
if (manifest == null) {
manifest = getDefaultManifest();
manifest = Manifest.getDefaultManifest();
}
if (!currentManifest.equals(manifest)) {
log("Updating jar since jar manifest has changed", Project.MSG_VERBOSE);


+ 115
- 2
src/main/org/apache/tools/ant/taskdefs/Manifest.java View File

@@ -57,20 +57,29 @@ package org.apache.tools.ant.taskdefs;
import java.util.Vector;
import java.util.Hashtable;
import java.util.Enumeration;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.io.BufferedReader;
import java.io.Reader;
import java.io.StringWriter;
import java.io.UnsupportedEncodingException;

import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.Task;
import org.apache.tools.ant.types.EnumeratedAttribute;

/**
* Class to manage Manifest information
*
* @author <a href="mailto:conor@apache.org">Conor MacNeill</a>
* @author <a href="mailto:stefan.bodewig@epost.de">Stefan Bodewig</a>
*/
public class Manifest {
public class Manifest extends Task {
/** The standard manifest version header */
public final static String ATTRIBUTE_MANIFEST_VERSION = "Manifest-Version";

@@ -92,6 +101,15 @@ public class Manifest {
/** The max length of a line in a Manifest */
public final static int MAX_LINE_LENGTH = 70;

/**
* Helper class for Manifest's mode attribute.
*/
public static class Mode extends EnumeratedAttribute {
public String[] getValues() {
return new String[] {"update", "replace"};
}
}

/**
* Class to hold manifest attributes
*/
@@ -498,8 +516,34 @@ public class Manifest {
/** The named sections of this manifest */
private Hashtable sections = new Hashtable();

/**
* Construct a manifest from Ant's default manifest file.
*/
public static Manifest getDefaultManifest() throws BuildException {
try {
String s = "/org/apache/tools/ant/defaultManifest.mf";
InputStream in = Manifest.class.getResourceAsStream(s);
if (in == null) {
throw new BuildException("Could not find default manifest: " + s);
}
try {
return new Manifest(new InputStreamReader(in, "ASCII"));
} catch (UnsupportedEncodingException e) {
return new Manifest(new InputStreamReader(in));
}
}
catch (ManifestException e) {
throw new BuildException("Default manifest is invalid !!");
}
catch (IOException e) {
throw new BuildException("Unable to read default manifest", e);
}
}

/** Construct an empty manifest */
public Manifest() {
mode = new Mode();
mode.setValue("replace");
}

/**
@@ -681,4 +725,73 @@ public class Manifest {

return true;
}

private File manifestFile;

/**
* The name of the manifest file to write (if used as a task).
*/
public void setFile(File f) {
manifestFile = f;
}

private Mode mode;

/**
* Shall we update or replace an existing manifest?
*/
public void setMode(Mode m) {
mode = m;
}

/**
* Create or update the Manifest when used as a task.
*/
public void execute() throws BuildException {
if (manifestFile == null) {
throw new BuildException("the file attribute is required");
}

Manifest toWrite = getDefaultManifest();

if (mode.getValue().equals("update") && manifestFile.exists()) {
FileReader f = null;
try {
f = new FileReader(manifestFile);
toWrite.merge(new Manifest(f));
} catch (ManifestException m) {
throw new BuildException("Existing manifest "+manifestFile
+ " is invalid", m, location);
} catch (IOException e) {
throw new BuildException("Failed to read "+manifestFile,
e, location);
} finally {
if (f != null) {
try {
f.close();
} catch (IOException e) {}
}
}
}
try {
toWrite.merge(this);
} catch (ManifestException m) {
throw new BuildException("Manifest is invalid", m, location);
}

PrintWriter w = null;
try {
w = new PrintWriter(new FileWriter(manifestFile));
toWrite.write(w);
} catch (IOException e) {
throw new BuildException("Failed to write "+manifestFile,
e, location);
} finally {
if (w != null) {
w.close();
}
}
}

}

+ 1
- 0
src/main/org/apache/tools/ant/taskdefs/defaults.properties View File

@@ -58,6 +58,7 @@ bunzip2=org.apache.tools.ant.taskdefs.BUnzip2
checksum=org.apache.tools.ant.taskdefs.Checksum
waitfor=org.apache.tools.ant.taskdefs.WaitFor
input=org.apache.tools.ant.taskdefs.Input
manifest=org.apache.tools.ant.taskdefs.Manifest

# optional tasks
script=org.apache.tools.ant.taskdefs.optional.Script


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