FELIX-1262: add local Bnd source to apply temporary patches

git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@793527 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/bundleplugin/src/main/java/aQute/libg/generics/Create.java b/bundleplugin/src/main/java/aQute/libg/generics/Create.java
new file mode 100644
index 0000000..2843760
--- /dev/null
+++ b/bundleplugin/src/main/java/aQute/libg/generics/Create.java
@@ -0,0 +1,40 @@
+package aQute.libg.generics;
+
+import java.util.*;
+
+public class Create {
+    
+    public static <K,V>  Map<K, V> map() {
+        return new LinkedHashMap<K,V>();
+    }
+
+    public static <T>  List<T> list() {
+        return new ArrayList<T>();
+    }
+
+    public static <T>  Set<T> set() {
+        return new HashSet<T>();
+    }
+
+    public static <T>  List<T> list(T[] source) {
+        return new ArrayList<T>(Arrays.asList(source));
+    }
+
+    public static <T>  Set<T> set(T[]source) {
+        return new HashSet<T>(Arrays.asList(source));
+    }
+
+    public static <K,V>  Map<K, V> copy(Map<K,V> source) {
+        return new LinkedHashMap<K,V>(source);
+    }
+
+    public static <T>  List<T> copy(List<T> source) {
+        return new ArrayList<T>(source);
+    }
+
+    public static <T>  Set<T> copy(Set<T> source) {
+        return new HashSet<T>(source);
+    }
+
+    
+}
diff --git a/bundleplugin/src/main/java/aQute/libg/header/OSGiHeader.java b/bundleplugin/src/main/java/aQute/libg/header/OSGiHeader.java
new file mode 100644
index 0000000..5632034
--- /dev/null
+++ b/bundleplugin/src/main/java/aQute/libg/header/OSGiHeader.java
@@ -0,0 +1,145 @@
+package aQute.libg.header;
+
+import java.util.*;
+
+import aQute.libg.generics.*;
+import aQute.libg.qtokens.*;
+import aQute.libg.reporter.*;
+
+public class OSGiHeader {
+
+    static public Map<String, Map<String, String>> parseHeader(String value) {
+        return parseHeader(value, null);
+    }
+
+    /**
+     * Standard OSGi header parser. This parser can handle the format clauses
+     * ::= clause ( ',' clause ) + clause ::= name ( ';' name ) (';' key '='
+     * value )
+     * 
+     * This is mapped to a Map { name => Map { attr|directive => value } }
+     * 
+     * @param value
+     *            A string
+     * @return a Map<String,Map<String,String>>
+     */
+    static public Map<String, Map<String, String>> parseHeader(String value,
+            Reporter logger) {
+        if (value == null || value.trim().length() == 0)
+            return Create.map();
+
+        Map<String, Map<String, String>> result = Create.map();
+        QuotedTokenizer qt = new QuotedTokenizer(value, ";=,");
+        char del = 0;
+        do {
+            boolean hadAttribute = false;
+            Map<String, String> clause = Create.map();
+            List<String> aliases = Create.list();
+            String name = qt.nextToken(",;");
+
+            del = qt.getSeparator();
+            if (name == null || name.length() == 0) {
+                if (logger != null && logger.isPedantic()) {
+                    logger
+                            .warning("Empty clause, usually caused by repeating a comma without any name field or by having spaces after the backslash of a property file: "
+                                    + value);
+                }
+                if (name == null)
+                    break;
+            } else {
+                name = name.trim();
+
+                aliases.add(name);
+                while (del == ';') {
+                    String adname = qt.nextToken();
+                    if ((del = qt.getSeparator()) != '=') {
+                        if (hadAttribute)
+                            if (logger != null) {
+                                logger
+                                        .error("Header contains name field after attribute or directive: "
+                                                + adname
+                                                + " from "
+                                                + value
+                                                + ". Name fields must be consecutive, separated by a ';' like a;b;c;x=3;y=4");
+                            }
+                        if (adname != null && adname.length() > 0)
+                            aliases.add(adname.trim());
+                    } else {
+                        String advalue = qt.nextToken();
+                        if (clause.containsKey(adname)) {
+                            if (logger != null && logger.isPedantic())
+                                logger
+                                        .warning("Duplicate attribute/directive name "
+                                                + adname
+                                                + " in "
+                                                + value
+                                                + ". This attribute/directive will be ignored");
+                        }
+                        if (advalue == null) {
+                            if (logger != null)
+                                logger
+                                        .error("No value after '=' sign for attribute "
+                                                + adname);
+                            advalue = "";
+                        }
+                        clause.put(adname.trim(), advalue.trim());
+                        del = qt.getSeparator();
+                        hadAttribute = true;
+                    }
+                }
+
+                // Check for duplicate names. The aliases list contains
+                // the list of nams, for each check if it exists. If so,
+                // add a number of "~" to make it unique.
+                for (String clauseName : aliases) {
+                    if (result.containsKey(clauseName)) {
+                        if (logger != null && logger.isPedantic())
+                            logger
+                                    .warning("Duplicate name "
+                                            + clauseName
+                                            + " used in header: '"
+                                            + clauseName
+                                            + "'. Duplicate names are specially marked in Bnd with a ~ at the end (which is stripped at printing time).");
+                        while (result.containsKey(clauseName))
+                            clauseName += "~";
+                    }
+                    result.put(clauseName, clause);
+                }
+            }
+        } while (del == ',');
+        return result;
+    }
+
+    public static Map<String, String> parseProperties(String input) {
+        return parseProperties(input, null);
+    }
+
+    public static Map<String, String> parseProperties(String input, Reporter logger) {
+        if (input == null || input.trim().length() == 0)
+            return Create.map();
+
+        Map<String, String> result = Create.map();
+        QuotedTokenizer qt = new QuotedTokenizer(input, "=,");
+        char del = ',';
+
+        while (del == ',') {
+            String key = qt.nextToken(",=");
+            String value = "";
+            del = qt.getSeparator();
+            if (del == '=') {
+                value = qt.nextToken(",=");
+                del = qt.getSeparator();
+            }
+            result.put(key, value);
+        }
+        if (del != 0)
+            if ( logger == null )
+            throw new IllegalArgumentException(
+                    "Invalid syntax for properties: " + input);
+            else
+                logger.error("Invalid syntax for properties: " + input);
+
+        return result;
+    }
+
+}
diff --git a/bundleplugin/src/main/java/aQute/libg/qtokens/QuotedTokenizer.java b/bundleplugin/src/main/java/aQute/libg/qtokens/QuotedTokenizer.java
new file mode 100644
index 0000000..43ef7c4
--- /dev/null
+++ b/bundleplugin/src/main/java/aQute/libg/qtokens/QuotedTokenizer.java
@@ -0,0 +1,118 @@
+package aQute.libg.qtokens;
+
+import java.util.*;
+
+import aQute.libg.generics.*;
+
+public class QuotedTokenizer {
+	String	string;
+	int		index				= 0;
+	String	separators;
+	boolean	returnTokens;
+	boolean	ignoreWhiteSpace	= true;
+	String	peek;
+	char	separator;
+
+	public QuotedTokenizer(String string, String separators, boolean returnTokens ) {
+		if ( string == null )
+			throw new IllegalArgumentException("string argument must be not null");
+		this.string = string;
+		this.separators = separators;
+		this.returnTokens = returnTokens;
+	}
+	public QuotedTokenizer(String string, String separators) {
+		this(string,separators,false);
+	}
+
+	public String nextToken(String separators) {
+		separator = 0;
+		if ( peek != null ) {
+			String tmp = peek;
+			peek = null;
+			return tmp;
+		}
+		
+		if ( index == string.length())
+			return null;
+		
+		StringBuffer sb = new StringBuffer();
+
+		while (index < string.length()) {
+			char c = string.charAt(index++);
+
+			if ( Character.isWhitespace(c)) {
+				if ( index == string.length())
+					break;
+				else {
+				    sb.append(c);
+					continue;
+				}
+			}
+			
+			if (separators.indexOf(c) >= 0) {
+				if (returnTokens)
+					peek = Character.toString(c);
+				else
+					separator = c;
+				break;
+			}
+
+			switch (c) {
+				case '"' :
+				case '\'' :
+					quotedString(sb, c);
+					break;
+
+				default :
+					sb.append(c);
+			}
+		}
+		String result = sb.toString().trim();
+		if ( result.length()==0 && index==string.length())
+			return null;
+		return result;
+	}
+
+	public String nextToken() {
+		return nextToken(separators);
+	}
+
+	private void quotedString(StringBuffer sb, char c) {
+		char quote = c;
+		while (index < string.length()) {
+			c = string.charAt(index++);
+			if (c == quote)
+				break;
+			if (c == '\\' && index < string.length()
+					&& string.charAt(index + 1) == quote)
+				c = string.charAt(index++);
+			sb.append(c);
+		}
+	}
+
+	public String[] getTokens() {
+		return getTokens(0);
+	}
+
+	private String [] getTokens(int cnt){
+		String token = nextToken();
+		if ( token == null ) 
+			return new String[cnt];
+		
+		String result[] = getTokens(cnt+1);
+		result[cnt]=token;
+		return result;
+	}
+
+	public char getSeparator() { return separator; }
+	
+	public List<String> getTokenSet() {
+		List<String> list = Create.list();
+		String token = nextToken();
+		while ( token != null ) {
+			list.add(token);
+			token = nextToken();
+		}
+		return list;
+	}
+}
diff --git a/bundleplugin/src/main/java/aQute/libg/reporter/Reporter.java b/bundleplugin/src/main/java/aQute/libg/reporter/Reporter.java
new file mode 100644
index 0000000..c6179af
--- /dev/null
+++ b/bundleplugin/src/main/java/aQute/libg/reporter/Reporter.java
@@ -0,0 +1,15 @@
+package aQute.libg.reporter;
+
+import java.util.*;
+
+
+public interface Reporter {
+	void error(String s, Object ... args);
+	void warning(String s, Object ... args);
+	void progress(String s, Object ... args);
+	void trace(String s, Object ... args);
+	List<String> getWarnings();
+	List<String> getErrors();
+	
+	boolean isPedantic();
+}
diff --git a/bundleplugin/src/main/java/aQute/libg/sed/Replacer.java b/bundleplugin/src/main/java/aQute/libg/sed/Replacer.java
new file mode 100644
index 0000000..fa181f4
--- /dev/null
+++ b/bundleplugin/src/main/java/aQute/libg/sed/Replacer.java
@@ -0,0 +1,5 @@
+package aQute.libg.sed;
+
+public interface Replacer {
+    String process(String line);
+}
diff --git a/bundleplugin/src/main/java/aQute/libg/sed/Sed.java b/bundleplugin/src/main/java/aQute/libg/sed/Sed.java
new file mode 100644
index 0000000..86971bb
--- /dev/null
+++ b/bundleplugin/src/main/java/aQute/libg/sed/Sed.java
@@ -0,0 +1,82 @@
+package aQute.libg.sed;
+
+import java.io.*;
+import java.util.*;
+import java.util.regex.*;
+
+public class Sed {
+    final File                 file;
+    final Replacer             macro;
+    File                       output;
+
+    final Map<Pattern, String> replacements = new LinkedHashMap<Pattern, String>();
+
+    public Sed(Replacer macro, File file) {
+        assert file.isFile();
+        this.file = file;
+        this.macro = macro;
+    }
+
+    public void setOutput(File f) {
+        output = f;
+    }
+
+    public void replace(String pattern, String replacement) {
+        replacements.put(Pattern.compile(pattern), replacement);
+    }
+
+    public void doIt() throws IOException {
+        BufferedReader brdr = new BufferedReader(new FileReader(file));
+        File out;
+        if (output != null)
+            out = output;
+        else
+            out = new File(file.getAbsolutePath() + ".tmp");
+        File bak = new File(file.getAbsolutePath() + ".bak");
+        PrintWriter pw = new PrintWriter(new FileWriter(out));
+        try {
+            String line;
+            while ((line = brdr.readLine()) != null) {
+                for (Pattern p : replacements.keySet()) {
+                    String replace = replacements.get(p);
+                    Matcher m = p.matcher(line);
+
+                    StringBuffer sb = new StringBuffer();
+                    while (m.find()) {
+                        String tmp = setReferences(m, replace);
+                        tmp = macro.process(tmp);
+                        m.appendReplacement(sb, Matcher.quoteReplacement(tmp));
+                    }
+                    m.appendTail(sb);
+
+                    line = sb.toString();
+                }
+                pw.println(line);
+            }
+            pw.close();
+            if (output == null) {
+                file.renameTo(bak);
+                out.renameTo(file);
+            }
+        } finally {
+            brdr.close();
+            pw.close();
+        }
+    }
+
+    private String setReferences(Matcher m, String replace) {
+        StringBuilder sb = new StringBuilder();
+        for (int i = 0; i < replace.length(); i++) {
+            char c = replace.charAt(i);
+            if (c == '$' && i < replace.length() - 1
+                    && Character.isDigit(replace.charAt(i + 1))) {
+                int n = replace.charAt(i + 1) - '0';
+                if ( n <= m.groupCount() )
+                    sb.append(m.group(n));
+                i++;
+            } else
+                sb.append(c);
+        }
+        return sb.toString();
+    }
+}
diff --git a/bundleplugin/src/main/java/aQute/libg/version/Version.java b/bundleplugin/src/main/java/aQute/libg/version/Version.java
new file mode 100644
index 0000000..4f087a0
--- /dev/null
+++ b/bundleplugin/src/main/java/aQute/libg/version/Version.java
@@ -0,0 +1,148 @@
+package aQute.libg.version;
+
+import java.util.regex.*;
+
+public class Version implements Comparable<Version> {
+    final int                   major;
+    final int                   minor;
+    final int                   micro;
+    final String                qualifier;
+    public final static String  VERSION_STRING = "(\\d+)(\\.(\\d+)(\\.(\\d+)(\\.([-_\\da-zA-Z]+))?)?)?";
+    public final static Pattern VERSION        = Pattern
+                                                       .compile(VERSION_STRING);
+    public final static Version LOWEST         = new Version();
+    public final static Version HIGHEST        = new Version(Integer.MAX_VALUE,
+                                                       Integer.MAX_VALUE,
+                                                       Integer.MAX_VALUE,
+                                                       "\uFFFF");
+
+    public Version() {
+        this(0);
+    }
+
+    public Version(int major, int minor, int micro, String qualifier) {
+        this.major = major;
+        this.minor = minor;
+        this.micro = micro;
+        this.qualifier = qualifier;
+    }
+
+    public Version(int major, int minor, int micro) {
+        this(major, minor, micro, null);
+    }
+
+    public Version(int major, int minor) {
+        this(major, minor, 0, null);
+    }
+
+    public Version(int major) {
+        this(major, 0, 0, null);
+    }
+
+    public Version(String version) {
+        Matcher m = VERSION.matcher(version);
+        if (!m.matches())
+            throw new IllegalArgumentException("Invalid syntax for version: "
+                    + version);
+
+        major = Integer.parseInt(m.group(1));
+        if (m.group(3) != null)
+            minor = Integer.parseInt(m.group(3));
+        else
+            minor = 0;
+
+        if (m.group(5) != null)
+            micro = Integer.parseInt(m.group(5));
+        else
+            micro = 0;
+
+        qualifier = m.group(7);
+    }
+
+    public int getMajor() {
+        return major;
+    }
+
+    public int getMinor() {
+        return minor;
+    }
+
+    public int getMicro() {
+        return micro;
+    }
+
+    public String getQualifier() {
+        return qualifier;
+    }
+
+    public int compareTo(Version other) {
+        if (other == this)
+            return 0;
+
+        if (!(other instanceof Version))
+            throw new IllegalArgumentException(
+                    "Can only compare versions to versions");
+
+        Version o = (Version) other;
+        if (major != o.major)
+            return major - o.major;
+
+        if (minor != o.minor)
+            return minor - o.minor;
+
+        if (micro != o.micro)
+            return micro - o.micro;
+
+        int c = 0;
+        if (qualifier != null)
+            c = 1;
+        if (o.qualifier != null)
+            c += 2;
+
+        switch (c) {
+        case 0:
+            return 0;
+        case 1:
+            return 1;
+        case 2:
+            return -1;
+        }
+        return qualifier.compareTo(o.qualifier);
+    }
+
+    public String toString() {
+        StringBuffer sb = new StringBuffer();
+        sb.append(major);
+        sb.append(".");
+        sb.append(minor);
+        sb.append(".");
+        sb.append(micro);
+        if (qualifier != null) {
+            sb.append(".");
+            sb.append(qualifier);
+        }
+        return sb.toString();
+    }
+
+    public boolean equals(Object ot) {
+        if ( ! (ot instanceof Version))
+            return false;
+        
+        return compareTo((Version)ot) == 0;
+    }
+
+    public int hashCode() {
+        return major * 97 ^ minor * 13 ^ micro
+                + (qualifier == null ? 97 : qualifier.hashCode());
+    }
+
+    public int get(int i) {
+        switch(i) {
+        case 0 : return major;
+        case 1 : return minor;
+        case 2 : return micro;
+        default:
+            throw new IllegalArgumentException("Version can only get 0 (major), 1 (minor), or 2 (micro)");
+        }
+    }
+}
diff --git a/bundleplugin/src/main/java/aQute/libg/version/VersionRange.java b/bundleplugin/src/main/java/aQute/libg/version/VersionRange.java
new file mode 100644
index 0000000..47e7447
--- /dev/null
+++ b/bundleplugin/src/main/java/aQute/libg/version/VersionRange.java
@@ -0,0 +1,85 @@
+package aQute.libg.version;
+
+import java.util.regex.*;
+
+public class VersionRange {
+	Version			high;
+	Version			low;
+	char			start	= '[';
+	char			end		= ']';
+
+	static Pattern	RANGE	= Pattern.compile("(\\(|\\[)\\s*(" +
+									Version.VERSION_STRING + ")\\s*,\\s*(" +
+									Version.VERSION_STRING + ")\\s*(\\)|\\])");
+
+	public VersionRange(String string) {
+		string = string.trim();
+		Matcher m = RANGE.matcher(string);
+		if (m.matches()) {
+			start = m.group(1).charAt(0);
+			String v1 = m.group(2);
+			String v2 = m.group(10);
+			low = new Version(v1);
+			high = new Version(v2);
+			end = m.group(18).charAt(0);
+			if (low.compareTo(high) > 0)
+				throw new IllegalArgumentException(
+						"Low Range is higher than High Range: " + low + "-" +
+								high);
+
+		} else
+			high = low = new Version(string);
+	}
+
+	public boolean isRange() {
+		return high != low;
+	}
+
+	public boolean includeLow() {
+		return start == '[';
+	}
+
+	public boolean includeHigh() {
+		return end == ']';
+	}
+
+	public String toString() {
+		if (high == low)
+			return high.toString();
+
+		StringBuffer sb = new StringBuffer();
+		sb.append(start);
+		sb.append(low);
+		sb.append(',');
+		sb.append(high);
+		sb.append(end);
+		return sb.toString();
+	}
+
+	public Version getLow() {
+		return low;
+	}
+
+	public Version getHigh() {
+		return high;
+	}
+
+	public boolean includes(Version v) {
+		if ( !isRange() ) {
+			return low.compareTo(v) <=0;
+		}
+		if (includeLow()) {
+			if (v.compareTo(low) < 0)
+				return false;
+		} else if (v.compareTo(low) <= 0)
+			return false;
+
+		if (includeHigh()) {
+			if (v.compareTo(high) > 0)
+				return false;
+		} else if (v.compareTo(high) >= 0)
+			return false;
+		
+		return true;
+	}
+}
\ No newline at end of file