diff options
Diffstat (limited to 'libjava/classpath/java/util/jar/Manifest.java')
| -rw-r--r-- | libjava/classpath/java/util/jar/Manifest.java | 287 |
1 files changed, 14 insertions, 273 deletions
diff --git a/libjava/classpath/java/util/jar/Manifest.java b/libjava/classpath/java/util/jar/Manifest.java index ff82aa2db96..aa869f4c4b0 100644 --- a/libjava/classpath/java/util/jar/Manifest.java +++ b/libjava/classpath/java/util/jar/Manifest.java @@ -37,16 +37,12 @@ exception statement from your version. */ package java.util.jar; -import java.io.BufferedReader; -import java.io.BufferedWriter; +import gnu.java.util.jar.JarUtils; + import java.io.IOException; import java.io.InputStream; -import java.io.InputStreamReader; import java.io.OutputStream; -import java.io.OutputStreamWriter; -import java.io.PrintWriter; import java.util.Hashtable; -import java.util.Iterator; import java.util.Map; /** @@ -156,282 +152,27 @@ public class Manifest implements Cloneable } /** - * XXX + * Read and merge a <code>Mainfest</code> from the designated input stream. + * + * @param in the input stream to read from. + * @throws IOException if an I/O related exception occurs during the process. */ public void read(InputStream in) throws IOException { - BufferedReader br = - new BufferedReader(new InputStreamReader(in, "8859_1")); - read_main_section(getMainAttributes(), br); - read_individual_sections(getEntries(), br); - } - - // Private Static methods for reading the Manifest file from BufferedReader - - private static void read_main_section(Attributes attr, - BufferedReader br) throws IOException - { - // According to the spec we should actually call read_version_info() here. - read_attributes(attr, br); - // Explicitly set Manifest-Version attribute if not set in Main - // attributes of Manifest. - if (attr.getValue(Attributes.Name.MANIFEST_VERSION) == null) - attr.putValue(Attributes.Name.MANIFEST_VERSION, "0.0"); - } - - /** - * Pedantic method that requires the next attribute in the Manifest to be - * the "Manifest-Version". This follows the Manifest spec closely but - * reject some jar Manifest files out in the wild. - */ - private static void read_version_info(Attributes attr, - BufferedReader br) throws IOException - { - String version_header = Attributes.Name.MANIFEST_VERSION.toString(); - try - { - String value = expect_header(version_header, br); - attr.putValue(Attributes.Name.MANIFEST_VERSION, value); - } - catch (IOException ioe) - { - throw new JarException("Manifest should start with a " + - version_header + ": " + ioe.getMessage()); - } - } - - private static String expect_header(String header, BufferedReader br) - throws IOException - { - String s = br.readLine(); - if (s == null) - { - throw new JarException("unexpected end of file"); - } - return expect_header(header, br, s); - } - - private static String expect_header(String header, BufferedReader br, - String s) throws IOException - { - try - { - String name = s.substring(0, header.length() + 1); - if (name.equalsIgnoreCase(header + ":")) - { - String value_start = s.substring(header.length() + 2); - return read_header_value(value_start, br); - } - } - catch (IndexOutOfBoundsException iobe) - { - } - // If we arrive here, something went wrong - throw new JarException("unexpected '" + s + "'"); - } - - private static String read_header_value(String s, BufferedReader br) - throws IOException - { - boolean try_next = true; - while (try_next) - { - // Lets see if there is something on the next line - br.mark(1); - if (br.read() == ' ') - { - s += br.readLine(); - } - else - { - br.reset(); - try_next = false; - } - } - return s; - } - - private static void read_attributes(Attributes attr, - BufferedReader br) throws IOException - { - String s = br.readLine(); - while (s != null && (!s.equals(""))) - { - read_attribute(attr, s, br); - s = br.readLine(); - } - } - - private static void read_attribute(Attributes attr, String s, - BufferedReader br) throws IOException - { - try - { - int colon = s.indexOf(": "); - String name = s.substring(0, colon); - String value_start = s.substring(colon + 2); - String value = read_header_value(value_start, br); - attr.putValue(name, value); - } - catch (IndexOutOfBoundsException iobe) - { - throw new JarException("Manifest contains a bad header: " + s); - } - } - - private static void read_individual_sections(Map entries, - BufferedReader br) throws - IOException - { - String s = br.readLine(); - while (s != null && (!s.equals(""))) - { - Attributes attr = read_section_name(s, br, entries); - read_attributes(attr, br); - s = br.readLine(); - } - } - - private static Attributes read_section_name(String s, BufferedReader br, - Map entries) throws JarException - { - try - { - String name = expect_header("Name", br, s); - Attributes attr = new Attributes(); - entries.put(name, attr); - return attr; - } - catch (IOException ioe) - { - throw new JarException - ("Section should start with a Name header: " + ioe.getMessage()); - } + JarUtils.readMFManifest(getMainAttributes(), getEntries(), in); } /** - * XXX + * Writes the contents of this <code>Manifest</code> to the designated + * output stream. Line-endings are platform-independent and consist of the + * 2-codepoint sequence <code>0x0D</code> and <code>0x0A</code>. + * + * @param out the output stream to write this <code>Manifest</code> to. + * @throws IOException if an I/O related exception occurs during the process. */ 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 functions for writing the Manifest file to a PrintWriter - - private static void write_main_section(Attributes attr, - PrintWriter pw) throws JarException - { - write_version_info(attr, pw); - write_main_attributes(attr, pw); - } - - 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_header(String name, String value, PrintWriter pw) - { - pw.print(name + ": "); - - 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_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_attribute_entry(Map.Entry entry, PrintWriter pw) - throws JarException - { - String name = entry.getKey().toString(); - String value = entry.getValue().toString(); - - 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_individual_sections(Map entries, PrintWriter pw) - throws JarException - { - - 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(); - } - } - - 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); - } + JarUtils.writeMFManifest(getMainAttributes(), getEntries(), out); } /** |
