Matcher.java, [...]: Merge with classpath, new files.

2002-09-18  Michael Koch  <konqueror@gmx.de>

	* java/util/regex/Matcher.java, java/util/regex/Pattern.java,
	java/util/regex/PatternSyntaxException.java:
	Merge with classpath, new files.
	* Makefile.am (core_java_source_files):
	Added java/util/regex/Matcher.java,
	java/util/regex/Pattern.java,
	java/util/regex/PatternSyntaxException.java
	* Makefile.in: Regenerated.
	* include/config.h.in: Added HAVE_NET_IF_H.
	* java/net/natNetworkInterface.cc (getRealNetworkInterfaces):
	Removed #if 0 ... #endif.

From-SVN: r57275

3 files changed, 241 insertions, 0 deletions

diff --git a/libjava/java/util/regex/Matcher.java b/libjava/java/util/regex/Matcher.java
new file mode 100644
index 0000000..a1f95db
--- /dev/null
+++ b/libjava/java/util/regex/Matcher.java
@@ -0,0 +1,51 @@
+/* Matcher.java -- 
+   Copyright (C) 2002 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 USA.
+
+Linking this library statically or dynamically with other modules is
+making a combined work based on this library.  Thus, the terms and
+conditions of the GNU General Public License cover the whole
+combination.
+
+As a special exception, the copyright holders of this library give you
+permission to link this library with independent modules to produce an
+executable, regardless of the license terms of these independent
+modules, and to copy and distribute the resulting executable under
+terms of your choice, provided that you also meet, for each linked
+independent module, the terms and conditions of the license of that
+module.  An independent module is a module which is not derived from
+or based on this library.  If you modify this library, you may extend
+this exception to your version of the library, but you are not
+obligated to do so.  If you do not wish to do so, delete this
+exception statement from your version. */
+
+// Stub class until java.util.regex is implemented.
+package java.util.regex;
+
+public class Matcher
+{
+  public String replaceFirst(String replacement)
+  {
+    throw new InternalError("Not implemented yet");
+  }
+  public String replaceAll(String replacement)
+  {
+    throw new InternalError("Not implemented yet");
+  }
+}
diff --git a/libjava/java/util/regex/Pattern.java b/libjava/java/util/regex/Pattern.java
new file mode 100644
index 0000000..0ea1bfb
--- /dev/null
+++ b/libjava/java/util/regex/Pattern.java
@@ -0,0 +1,59 @@
+/* Pattern.java -- 
+   Copyright (C) 2002 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 USA.
+
+Linking this library statically or dynamically with other modules is
+making a combined work based on this library.  Thus, the terms and
+conditions of the GNU General Public License cover the whole
+combination.
+
+As a special exception, the copyright holders of this library give you
+permission to link this library with independent modules to produce an
+executable, regardless of the license terms of these independent
+modules, and to copy and distribute the resulting executable under
+terms of your choice, provided that you also meet, for each linked
+independent module, the terms and conditions of the license of that
+module.  An independent module is a module which is not derived from
+or based on this library.  If you modify this library, you may extend
+this exception to your version of the library, but you are not
+obligated to do so.  If you do not wish to do so, delete this
+exception statement from your version. */
+
+// Stub class until java.util.regex is implemented.
+package java.util.regex;
+
+public class Pattern
+{
+  public static Pattern compile(String regex)
+  {
+    throw new InternalError("Not implemented yet");
+  }
+  public static boolean matches(String regex, CharSequence input) 
+  {
+    throw new InternalError("Not implemented yet");
+  }
+  public Matcher matcher(CharSequence input)
+  {
+    throw new InternalError("Not implemented yet");
+  }
+  public String[] split(CharSequence input, int limit)
+  {
+    throw new InternalError("Not implemented yet");
+  }
+}
diff --git a/libjava/java/util/regex/PatternSyntaxException.java b/libjava/java/util/regex/PatternSyntaxException.java
new file mode 100644
index 0000000..fc40d34
--- /dev/null
+++ b/libjava/java/util/regex/PatternSyntaxException.java
@@ -0,0 +1,131 @@
+/* PatternSyntaxException - Indicates illegal pattern for regular expression.
+   Copyright (C) 2002 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 USA.
+
+Linking this library statically or dynamically with other modules is
+making a combined work based on this library.  Thus, the terms and
+conditions of the GNU General Public License cover the whole
+combination.
+
+As a special exception, the copyright holders of this library give you
+permission to link this library with independent modules to produce an
+executable, regardless of the license terms of these independent
+modules, and to copy and distribute the resulting executable under
+terms of your choice, provided that you also meet, for each linked
+independent module, the terms and conditions of the license of that
+module.  An independent module is a module which is not derived from
+or based on this library.  If you modify this library, you may extend
+this exception to your version of the library, but you are not
+obligated to do so.  If you do not wish to do so, delete this
+exception statement from your version. */
+
+package java.util.regex;
+
+/**
+ * Indicates illegal pattern for regular expression.
+ * Includes state to inspect the pattern and what and where the expression
+ * was not valid regular expression.
+ */
+public class PatternSyntaxException extends IllegalArgumentException
+{
+
+  /**
+   * Human readable escription of the syntax error.
+   */
+  private final String desc;
+
+  /**
+   * The original pattern that contained the syntax error.
+   */
+  private final String pattern;
+  
+  /**
+   * Index of the first character in the String that was probably invalid,
+   * or -1 when unknown.
+   */
+  private final int index;
+
+  /**
+   * Creates a new PatternSyntaxException.
+   *
+   * @param description Human readable escription of the syntax error.
+   * @param pattern The original pattern that contained the syntax error.
+   * @param index Index of the first character in the String that was
+   *        probably invalid, or -1 when unknown.
+   */
+  public PatternSyntaxException(String description,
+		                String pattern,
+				int index)
+  {
+    super(description);
+    this.desc = description;
+    this.pattern = pattern;
+    this.index = index;
+  }
+
+  /**
+   * Returns a human readable escription of the syntax error.
+   */
+  public String getDescription()
+  {
+    return desc;
+  }
+
+  /**
+   * Returns the original pattern that contained the syntax error.
+   */
+  public String getPattern()
+  {
+    return pattern;
+  }
+
+  /**
+   * Returns the index of the first character in the String that was probably
+   * invalid, or -1 when unknown.
+   */
+  public int getIndex()
+  {
+    return index;
+  }
+
+  /**
+   * Returns a string containing a line with the description, a line with
+   * the original pattern and a line indicating with a ^ which character is
+   * probably the first invalid character in the pattern if the index is not
+   * negative.
+   */
+  public String getMessage()
+  {
+    String lineSep = System.getProperty("line.separator");
+    StringBuffer sb = new StringBuffer(desc);
+    sb.append(lineSep);
+    sb.append('\t');
+    sb.append(pattern);
+    if (index != -1)
+      {
+	sb.append(lineSep);
+	sb.append('\t');
+	for (int i=0; i<index; i++)
+	  sb.append(' ');
+	sb.append('^');
+      }
+    return sb.toString();
+  }
+
+}