Temporarily add BND library code to the build, to try out some patches
git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@723235 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/bundleplugin/src/main/java/aQute/lib/osgi/Instruction.java b/bundleplugin/src/main/java/aQute/lib/osgi/Instruction.java
new file mode 100644
index 0000000..b78cc57
--- /dev/null
+++ b/bundleplugin/src/main/java/aQute/lib/osgi/Instruction.java
@@ -0,0 +1,113 @@
+/*
+ * $Header: /cvs/xierpa/aQute.util.jar/src/aQute/lib/osgi/Instruction.java,v 1.1 2007-01-03 19:54:32 pkriens Exp $
+ *
+ * Copyright (c) OSGi Alliance (2006). All Rights Reserved.
+ *
+ * Licensed 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.
+ */
+
+package aQute.lib.osgi;
+
+import java.util.regex.*;
+
+public class Instruction {
+ Pattern pattern;
+ String instruction;
+ boolean negated;
+ boolean optional;
+
+ public Instruction(String instruction, boolean negated) {
+ this.instruction = instruction;
+ this.negated = negated;
+ }
+
+ public boolean matches(String value) {
+ return getMatcher(value).matches();
+ }
+
+ public boolean isNegated() {
+ return negated;
+ }
+
+ public String getPattern() {
+ return instruction;
+ }
+
+ /**
+ * Convert a string based pattern to a regular expression based pattern.
+ * This is called an instruction, this object makes it easier to handle the
+ * different cases
+ *
+ * @param string
+ * @return
+ */
+ public static Instruction getPattern(String string) {
+ boolean negated = false;
+ if (string.startsWith("!")) {
+ negated = true;
+ string = string.substring(1);
+ }
+ StringBuffer sb = new StringBuffer();
+ for (int c = 0; c < string.length(); c++) {
+ switch (string.charAt(c)) {
+ case '.':
+ sb.append("\\.");
+ break;
+ case '*':
+ sb.append(".*");
+ break;
+ case '?':
+ sb.append(".?");
+ break;
+ default:
+ sb.append(string.charAt(c));
+ break;
+ }
+ }
+ string = sb.toString();
+ if (string.endsWith("\\..*")) {
+ sb.append("|");
+ sb.append(string.substring(0, string.length() - 4));
+ }
+ return new Instruction(sb.toString(), negated);
+ }
+
+ public String toString() {
+ return getPattern();
+ }
+
+ public Matcher getMatcher(String value) {
+ if (pattern == null) {
+ pattern = Pattern.compile(instruction);
+ }
+ return pattern.matcher(value);
+ }
+
+ public int hashCode() {
+ return instruction.hashCode();
+ }
+
+ public boolean equals(Object other) {
+ return other != null && (other instanceof Instruction)
+ && instruction.equals(((Instruction) other).instruction);
+ }
+
+ public void setOptional() {
+ optional = true;
+ }
+
+ public boolean isOptional() {
+ return optional;
+ }
+
+}