backport: *.java: Reformat all to unofficial standard coding style.
Merge with Classpath (changes by Bryce McKinlay) * java/util/jar/*.java: Reformat all to unofficial standard coding style. No changes of substance. From-SVN: r37538
This commit is contained in:
Mark Wielaard
committed by
Mark Wielaard
Mark Wielaard
parent
c003f37865
commit
c5f651bf3f
+367
-318
@@ -7,7 +7,7 @@ GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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@@ -48,359 +48,408 @@ import java.util.Set;
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* @since 1.2
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* @author Mark Wielaard (mark@klomp.org)
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*/
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public class Manifest implements Cloneable {
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public class Manifest implements Cloneable
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{
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// Fields
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// Fields
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/** The main attributes of the manifest (jar file). */
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private final Attributes mainAttr;
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/** The main attributes of the manifest (jar file). */
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private final Attributes mainAttr;
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/** A map of atrributes for all entries described in this Manifest. */
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private final Map entries;
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/** A map of atrributes for all entries described in this Manifest. */
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private final Map entries;
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// Constructors
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// Constructors
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/**
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* Creates a new empty Manifest.
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*/
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public Manifest()
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{
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mainAttr = new Attributes();
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entries = new Hashtable();
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}
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/**
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* Creates a new empty Manifest.
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*/
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public Manifest() {
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mainAttr = new Attributes();
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entries = new Hashtable();
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}
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/**
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* Creates a Manifest from the supplied input stream.
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*
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* @see read(Inputstream)
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* @see write(OutputStream)
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*
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* @param InputStream the input stream to read the manifest from
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* @exception IOException when an i/o exception occurs or the input stream
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* does not describe a valid manifest
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*/
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public Manifest(InputStream in) throws IOException
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{
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this();
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read(in);
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}
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/**
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* Creates a Manifest from the supplied input stream.
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*
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* @see read(Inputstream)
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* @see write(OutputStream)
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*
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* @param InputStream the input stream to read the manifest from
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* @exception IOException when an i/o exception occurs or the input stream
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* does not describe a valid manifest
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*/
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public Manifest(InputStream in) throws IOException {
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this();
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read(in);
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}
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/**
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* Creates a Manifest from another Manifest.
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* Makes a deep copy of the main attributes, but a shallow copy of
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* the other entries. This means that you can freely add, change or remove
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* the main attributes or the entries of the new manifest without effecting
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* the original manifest, but adding, changing or removing attributes from
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* a particular entry also changes the attributes of that entry in the
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* original manifest.
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*
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* @see clone()
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* @param man the Manifest to copy from
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*/
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public Manifest(Manifest man)
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{
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mainAttr = new Attributes(man.getMainAttributes());
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entries = new Hashtable(man.getEntries());
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}
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/**
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* Creates a Manifest from another Manifest.
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* Makes a deep copy of the main attributes, but a shallow copy of
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* the other entries. This means that you can freely add, change or remove
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* the main attributes or the entries of the new manifest without effecting
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* the original manifest, but adding, changing or removing attributes from
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* a particular entry also changes the attributes of that entry in the
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* original manifest.
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*
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* @see clone()
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* @param man the Manifest to copy from
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*/
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public Manifest (Manifest man) {
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mainAttr = new Attributes(man.getMainAttributes());
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entries = new Hashtable(man.getEntries());
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}
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// Methods
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// Methods
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/**
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* Gets the main attributes of this Manifest.
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*/
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public Attributes getMainAttributes()
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{
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return mainAttr;
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}
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/**
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* Gets the main attributes of this Manifest.
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*/
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public Attributes getMainAttributes() {
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return mainAttr;
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}
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/**
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* Gets a map of entry Strings to Attributes for all the entries described
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* in this manifest. Adding, changing or removing from this entries map
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* changes the entries of this manifest.
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*/
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public Map getEntries()
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{
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return entries;
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}
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/**
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* Gets a map of entry Strings to Attributes for all the entries described
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* in this manifest. Adding, changing or removing from this entries map
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* changes the entries of this manifest.
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*/
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public Map getEntries() {
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return entries;
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}
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/**
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* Returns the Attributes associated with the Entry.
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* <p>
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* Implemented as:
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* <code>return (Attributes)getEntries().get(entryName)</code>
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*
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* @param entryName the name of the entry to look up
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* @return the attributes associated with the entry or null when none
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*/
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public Attributes getAttributes(String entryName)
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{
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return (Attributes) getEntries().get(entryName);
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}
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/**
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* Returns the Attributes associated with the Entry.
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* <p>
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* Implemented as:
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* <code>return (Attributes)getEntries().get(entryName)</code>
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*
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* @param entryName the name of the entry to look up
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* @return the attributes associated with the entry or null when none
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*/
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public Attributes getAttributes(String entryName) {
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return (Attributes)getEntries().get(entryName);
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}
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/**
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* Clears the main attributes and removes all the entries from the
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* manifest.
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*/
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public void clear()
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{
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mainAttr.clear();
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entries.clear();
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}
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/**
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* Clears the main attributes and removes all the entries from the
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* manifest.
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*/
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public void clear() {
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mainAttr.clear();
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entries.clear();
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}
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/**
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* XXX
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*/
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public void read(InputStream in) throws IOException
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{
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BufferedReader br =
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new BufferedReader(new InputStreamReader(in, "8859_1"));
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read_main_section(getMainAttributes(), br);
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read_individual_sections(getEntries(), br);
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}
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/**
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* XXX
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*/
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public void read(InputStream in) throws IOException {
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BufferedReader br = new BufferedReader(
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new InputStreamReader(in, "8859_1"));
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read_main_section(getMainAttributes(), br);
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read_individual_sections(getEntries(), br);
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}
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// Private Static methods for reading the Manifest file from BufferedReader
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// Private Static methods for reading the Manifest file from BufferedReader
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private static void read_main_section(Attributes attr,
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BufferedReader br) throws IOException
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{
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read_version_info(attr, br);
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read_attributes(attr, br);
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}
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private static void read_main_section(Attributes attr,
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BufferedReader br) throws
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IOException {
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read_version_info(attr, br);
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read_attributes(attr, br);
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}
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private static void read_version_info(Attributes attr,
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BufferedReader br) throws IOException
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{
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String version_header = Attributes.Name.MANIFEST_VERSION.toString();
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try
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{
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String value = expect_header(version_header, br);
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attr.putValue(version_header, value);
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}
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catch (IOException ioe)
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{
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throw new JarException("Manifest should start with a " +
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version_header + ": " + ioe.getMessage());
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}
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}
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private static void read_version_info(Attributes attr,
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BufferedReader br) throws
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IOException {
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String version_header = Attributes.Name.MANIFEST_VERSION.toString();
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try {
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String value = expect_header(version_header, br);
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attr.putValue(version_header, value);
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} catch (IOException ioe) {
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throw new JarException(
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"Manifest should start with a " + version_header
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+ ": " + ioe.getMessage());
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}
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}
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private static String expect_header(String header, BufferedReader br)
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throws IOException
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{
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String s = br.readLine();
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if (s == null)
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{
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throw new JarException("unexpected end of file");
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}
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return expect_header(header, br, s);
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}
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private static String expect_header(String header, BufferedReader br)
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throws IOException {
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private static String expect_header(String header, BufferedReader br,
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String s) throws IOException
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{
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try
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{
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String name = s.substring(0, header.length() + 1);
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if (name.equalsIgnoreCase(header + ":"))
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{
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String value_start = s.substring(header.length() + 2);
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return read_header_value(value_start, br);
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}
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}
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catch (IndexOutOfBoundsException iobe)
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{
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}
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// If we arrive here, something went wrong
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throw new JarException("unexpected '" + s + "'");
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}
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String s = br.readLine();
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if (s == null) {
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throw new JarException("unexpected end of file");
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}
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return expect_header(header, br, s);
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}
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private static String read_header_value(String s, BufferedReader br)
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throws IOException
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{
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boolean try_next = true;
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while (try_next)
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{
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// Lets see if there is something on the next line
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br.mark(1);
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if (br.read() == ' ')
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{
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s += br.readLine();
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}
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else
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{
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br.reset();
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try_next = false;
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}
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}
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return s;
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}
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private static String expect_header(String header, BufferedReader br,
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String s) throws IOException {
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try {
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String name = s.substring(0, header.length() + 1);
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if (name.equalsIgnoreCase(header + ":")) {
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String value_start = s.substring(header.length() + 2);
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return read_header_value(value_start, br);
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}
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} catch (IndexOutOfBoundsException iobe) {}
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// If we arrive here, something went wrong
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throw new JarException("unexpected '" + s + "'");
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}
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private static void read_attributes(Attributes attr,
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BufferedReader br) throws IOException
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{
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String s = br.readLine();
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while (s != null && (!s.equals("")))
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{
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read_attribute(attr, s, br);
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s = br.readLine();
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}
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}
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private static String read_header_value(String s, BufferedReader br)
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throws IOException {
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boolean try_next = true;
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while (try_next) {
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// Lets see if there is something on the next line
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br.mark(1);
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if (br.read() == ' ') {
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s += br.readLine();
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} else {
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br.reset();
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try_next = false;
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}
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}
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return s;
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}
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private static void read_attribute(Attributes attr, String s,
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BufferedReader br) throws IOException
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{
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try
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{
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int colon = s.indexOf(": ");
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String name = s.substring(0, colon);
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String value_start = s.substring(colon + 2);
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String value = read_header_value(value_start, br);
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attr.putValue(name, value);
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}
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catch (IndexOutOfBoundsException iobe)
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{
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throw new JarException("Manifest contains a bad header: " + s);
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}
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}
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private static void read_attributes(Attributes attr,
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BufferedReader br) throws
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IOException {
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String s = br.readLine();
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while (s != null && (!s.equals(""))) {
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read_attribute(attr, s, br);
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s = br.readLine();
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}
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}
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private static void read_individual_sections(Map entries,
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BufferedReader br) throws
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IOException
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{
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String s = br.readLine();
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while (s != null && (!s.equals("")))
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{
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Attributes attr = read_section_name(s, br, entries);
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read_attributes(attr, br);
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s = br.readLine();
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}
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}
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private static void read_attribute(Attributes attr, String s,
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BufferedReader br) throws IOException {
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try {
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int colon = s.indexOf(": ");
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String name = s.substring(0, colon);
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String value_start = s.substring(colon+2);
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String value = read_header_value(value_start, br);
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attr.putValue(name, value);
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} catch (IndexOutOfBoundsException iobe) {
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throw new JarException(
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"Manifest contains a bad header: " + s);
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}
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}
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private static Attributes read_section_name(String s, BufferedReader br,
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Map entries) throws JarException
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{
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try
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{
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String name = expect_header("Name", br, s);
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Attributes attr = new Attributes();
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entries.put(name, attr);
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return attr;
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}
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catch (IOException ioe)
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{
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throw new JarException
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("Section should start with a Name header: " + ioe.getMessage());
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}
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}
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private static void read_individual_sections(Map entries,
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BufferedReader br) throws
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IOException {
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String s = br.readLine();
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while (s != null && (!s.equals(""))) {
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Attributes attr = read_section_name(s, br, entries);
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read_attributes(attr, br);
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s = br.readLine();
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}
|
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}
|
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/**
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* XXX
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*/
|
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public void write(OutputStream out) throws IOException
|
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{
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PrintWriter pw =
|
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new PrintWriter(new
|
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BufferedWriter(new OutputStreamWriter(out, "8859_1")));
|
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write_main_section(getMainAttributes(), pw);
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pw.println();
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write_individual_sections(getEntries(), pw);
|
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if (pw.checkError())
|
||||
{
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||||
throw new JarException("Error while writing manifest");
|
||||
}
|
||||
}
|
||||
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private static Attributes read_section_name(String s, BufferedReader br,
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Map entries) throws
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JarException {
|
||||
try {
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String name = expect_header("Name", br, s);
|
||||
Attributes attr = new Attributes();
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||||
entries.put(name, attr);
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return attr;
|
||||
} catch(IOException ioe) {
|
||||
throw new JarException
|
||||
("Section should start with a Name header: "
|
||||
+ ioe.getMessage());
|
||||
}
|
||||
}
|
||||
// Private Static functions for writing the Manifest file to a PrintWriter
|
||||
|
||||
/**
|
||||
* XXX
|
||||
*/
|
||||
public void write(OutputStream out) throws IOException {
|
||||
PrintWriter pw = new PrintWriter(
|
||||
new BufferedWriter(
|
||||
new OutputStreamWriter(out, "8859_1")));
|
||||
write_main_section(getMainAttributes(), pw);
|
||||
pw.println();
|
||||
write_individual_sections(getEntries(), pw);
|
||||
if (pw.checkError()) {
|
||||
throw new JarException("Error while writing manifest");
|
||||
}
|
||||
}
|
||||
private static void write_main_section(Attributes attr,
|
||||
PrintWriter pw) throws JarException
|
||||
{
|
||||
write_version_info(attr, pw);
|
||||
write_main_attributes(attr, pw);
|
||||
}
|
||||
|
||||
// Private Static functions for writing the Manifest file to a PrintWriter
|
||||
private static void write_version_info(Attributes attr, PrintWriter pw)
|
||||
{
|
||||
// First check if there is already a version attribute set
|
||||
String version = attr.getValue(Attributes.Name.MANIFEST_VERSION);
|
||||
if (version == null)
|
||||
{
|
||||
version = "1.0";
|
||||
}
|
||||
write_header(Attributes.Name.MANIFEST_VERSION.toString(), version, pw);
|
||||
}
|
||||
|
||||
private static void write_main_section(Attributes attr,
|
||||
PrintWriter pw)
|
||||
throws JarException {
|
||||
private static void write_header(String name, String value, PrintWriter pw)
|
||||
{
|
||||
pw.print(name + ": ");
|
||||
|
||||
write_version_info(attr, pw);
|
||||
write_main_attributes(attr, pw);
|
||||
}
|
||||
int last = 68 - name.length();
|
||||
if (last > value.length())
|
||||
{
|
||||
pw.println(value);
|
||||
}
|
||||
else
|
||||
{
|
||||
pw.println(value.substring(0, last));
|
||||
}
|
||||
while (last < value.length())
|
||||
{
|
||||
pw.print(" ");
|
||||
int end = (last + 69);
|
||||
if (end > value.length())
|
||||
{
|
||||
pw.println(value.substring(last));
|
||||
}
|
||||
else
|
||||
{
|
||||
pw.println(value.substring(last, end));
|
||||
}
|
||||
last = end;
|
||||
}
|
||||
}
|
||||
|
||||
private static void write_version_info(Attributes attr, PrintWriter pw) {
|
||||
// First check if there is already a version attribute set
|
||||
String version = attr.getValue(Attributes.Name.MANIFEST_VERSION);
|
||||
if (version == null) {
|
||||
version = "1.0";
|
||||
}
|
||||
write_header(Attributes.Name.MANIFEST_VERSION.toString(), version, pw);
|
||||
}
|
||||
private static void write_main_attributes(Attributes attr, PrintWriter pw)
|
||||
throws JarException
|
||||
{
|
||||
Iterator it = attr.entrySet().iterator();
|
||||
while (it.hasNext())
|
||||
{
|
||||
Map.Entry entry = (Map.Entry) it.next();
|
||||
// Don't print the manifest version again
|
||||
if (!Attributes.Name.MANIFEST_VERSION.equals(entry.getKey()))
|
||||
{
|
||||
write_attribute_entry(entry, pw);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private static void write_header(String name, String value,
|
||||
PrintWriter pw) {
|
||||
pw.print(name + ": ");
|
||||
private static void write_attribute_entry(Map.Entry entry, PrintWriter pw)
|
||||
throws JarException
|
||||
{
|
||||
String name = entry.getKey().toString();
|
||||
String value = entry.getValue().toString();
|
||||
|
||||
int last = 68 - name.length();
|
||||
if (last > value.length()) {
|
||||
pw.println(value);
|
||||
} else {
|
||||
pw.println(value.substring(0, last));
|
||||
}
|
||||
while (last < value.length()) {
|
||||
pw.print(" ");
|
||||
int end = (last + 69);
|
||||
if (end > value.length()) {
|
||||
pw.println(value.substring(last));
|
||||
} else {
|
||||
pw.println(value.substring(last, end));
|
||||
}
|
||||
last = end;
|
||||
}
|
||||
}
|
||||
if (name.equalsIgnoreCase("Name"))
|
||||
{
|
||||
throw new JarException("Attributes cannot be called 'Name'");
|
||||
}
|
||||
if (name.startsWith("From"))
|
||||
{
|
||||
throw new
|
||||
JarException("Header cannot start with the four letters 'From'" +
|
||||
name);
|
||||
}
|
||||
write_header(name, value, pw);
|
||||
}
|
||||
|
||||
private static void write_main_attributes(Attributes attr,
|
||||
PrintWriter pw) throws
|
||||
JarException {
|
||||
Iterator it = attr.entrySet().iterator();
|
||||
while(it.hasNext()) {
|
||||
Map.Entry entry = (Map.Entry)it.next();
|
||||
// Don't print the manifest version again
|
||||
if (!Attributes.Name.MANIFEST_VERSION.equals(entry.getKey())) {
|
||||
write_attribute_entry(entry, pw);
|
||||
}
|
||||
}
|
||||
}
|
||||
private static void write_individual_sections(Map entries, PrintWriter pw)
|
||||
throws JarException
|
||||
{
|
||||
|
||||
private static void write_attribute_entry(Map.Entry entry,
|
||||
PrintWriter pw) throws
|
||||
JarException {
|
||||
String name = entry.getKey().toString();
|
||||
String value = entry.getValue().toString();
|
||||
Iterator it = entries.entrySet().iterator();
|
||||
while (it.hasNext())
|
||||
{
|
||||
Map.Entry entry = (Map.Entry) it.next();
|
||||
write_header("Name", entry.getKey().toString(), pw);
|
||||
write_entry_attributes((Attributes) entry.getValue(), pw);
|
||||
pw.println();
|
||||
}
|
||||
}
|
||||
|
||||
if (name.equalsIgnoreCase("Name")) {
|
||||
throw new JarException("Attributes cannot be called 'Name'");
|
||||
}
|
||||
if (name.startsWith("From")) {
|
||||
throw new JarException(
|
||||
"Header cannot start with the four letters 'From'"
|
||||
+ name);
|
||||
}
|
||||
write_header(name, value, pw);
|
||||
}
|
||||
private static void write_entry_attributes(Attributes attr, PrintWriter pw)
|
||||
throws JarException
|
||||
{
|
||||
Iterator it = attr.entrySet().iterator();
|
||||
while (it.hasNext())
|
||||
{
|
||||
Map.Entry entry = (Map.Entry) it.next();
|
||||
write_attribute_entry(entry, pw);
|
||||
}
|
||||
}
|
||||
|
||||
private static void write_individual_sections(Map entries,
|
||||
PrintWriter pw)
|
||||
throws JarException {
|
||||
/**
|
||||
* Makes a deep copy of the main attributes, but a shallow copy of
|
||||
* the other entries. This means that you can freely add, change or remove
|
||||
* the main attributes or the entries of the new manifest without effecting
|
||||
* the original manifest, but adding, changing or removing attributes from
|
||||
* a particular entry also changes the attributes of that entry in the
|
||||
* original manifest. Calls <CODE>new Manifest(this)</CODE>.
|
||||
*/
|
||||
public Object clone()
|
||||
{
|
||||
return new Manifest(this);
|
||||
}
|
||||
|
||||
Iterator it = entries.entrySet().iterator();
|
||||
while (it.hasNext()) {
|
||||
Map.Entry entry = (Map.Entry)it.next();
|
||||
write_header("Name", entry.getKey().toString(), pw);
|
||||
write_entry_attributes((Attributes)entry.getValue(), pw);
|
||||
pw.println();
|
||||
}
|
||||
}
|
||||
/**
|
||||
* Checks if another object is equal to this Manifest object.
|
||||
* Another Object is equal to this Manifest object if it is an instance of
|
||||
* Manifest and the main attributes and the entries of the other manifest
|
||||
* are equal to this one.
|
||||
*/
|
||||
public boolean equals(Object o)
|
||||
{
|
||||
return (o instanceof Manifest) &&
|
||||
(mainAttr.equals(((Manifest) o).mainAttr)) &&
|
||||
(entries.equals(((Manifest) o).entries));
|
||||
}
|
||||
|
||||
private static void write_entry_attributes(Attributes attr,
|
||||
PrintWriter pw) throws
|
||||
JarException {
|
||||
Iterator it = attr.entrySet().iterator();
|
||||
while(it.hasNext()) {
|
||||
Map.Entry entry = (Map.Entry)it.next();
|
||||
write_attribute_entry(entry, pw);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Makes a deep copy of the main attributes, but a shallow copy of
|
||||
* the other entries. This means that you can freely add, change or remove
|
||||
* the main attributes or the entries of the new manifest without effecting
|
||||
* the original manifest, but adding, changing or removing attributes from
|
||||
* a particular entry also changes the attributes of that entry in the
|
||||
* original manifest. Calls <CODE>new Manifest(this)</CODE>.
|
||||
*/
|
||||
public Object clone() {
|
||||
return new Manifest(this);
|
||||
}
|
||||
|
||||
/**
|
||||
* Checks if another object is equal to this Manifest object.
|
||||
* Another Object is equal to this Manifest object if it is an instance of
|
||||
* Manifest and the main attributes and the entries of the other manifest
|
||||
* are equal to this one.
|
||||
*/
|
||||
public boolean equals(Object o) {
|
||||
return (o instanceof Manifest) &&
|
||||
(mainAttr.equals(((Manifest)o).mainAttr)) &&
|
||||
(entries.equals(((Manifest)o).entries));
|
||||
}
|
||||
|
||||
/**
|
||||
* Calculates the hash code of the manifest. Implemented by a xor of the
|
||||
* hash code of the main attributes with the hash code of the entries map.
|
||||
*/
|
||||
public int hashCode() {
|
||||
return mainAttr.hashCode() ^ entries.hashCode();
|
||||
}
|
||||
/**
|
||||
* Calculates the hash code of the manifest. Implemented by a xor of the
|
||||
* hash code of the main attributes with the hash code of the entries map.
|
||||
*/
|
||||
public int hashCode()
|
||||
{
|
||||
return mainAttr.hashCode() ^ entries.hashCode();
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user