-//\r
-// This software is now distributed according to\r
-// the Lesser Gnu Public License. Please see\r
-// http://www.gnu.org/copyleft/lesser.txt for\r
-// the details.\r
-// -- Happy Computing!\r
-//\r
-package com.stevesoft.pat;\r
-/** \r
- Shareware: package pat\r
- <a href="copyright.html">Copyright 2001, Steven R. Brandt</a>\r
-*/ /**\r
-This class is used to store a result from Regex */\r
-public class RegRes implements Cloneable {\r
- protected int[] marks = null;\r
- protected boolean didMatch_ = false;\r
- protected StringLike src=null;\r
-\r
- /** Obtain the text String that was matched against. */\r
- public String getString() { return src.toString(); }\r
- /** Obtain the source StringLike object. */\r
- public StringLike getStringLike() { return src; }\r
- protected int charsMatched_=0,matchFrom_=0,numSubs_=0;\r
- public String toString() {\r
- StringBuffer sb = new StringBuffer();\r
- sb.append("match="+matchedFrom()+":"+charsMatched());\r
- if(!didMatch()) return sb.toString();\r
- for(int i=0;i<numSubs();i++) {\r
- int n = i + 1;\r
- sb.append(" sub("+n+")="+matchedFrom(n)+\r
- ":"+charsMatched(n));\r
- }\r
- return sb.toString();\r
- }\r
- public RegRes() {}\r
- public RegRes(RegRes r) {\r
- copyOutOf(r);\r
- }\r
- public void copyOutOf(RegRes r) {\r
- if(r.marks == null)\r
- marks = null;\r
- else try {\r
- //marks = (Hashtable)r.marks.clone();\r
- marks = new int[r.marks.length];\r
- for(int i=0;i<marks.length;i++)\r
- marks[i]=r.marks[i];\r
- //marks = (int[])r.marks.clone();\r
- } catch (Throwable t) {}\r
- didMatch_ = r.didMatch_;\r
- src = r.src;\r
- charsMatched_ = r.charsMatched_;\r
- matchFrom_ = r.matchFrom_;\r
- numSubs_ = r.numSubs_;\r
- }\r
- public Object clone() { return new RegRes(this); }\r
- public boolean equals(RegRes r) {\r
- if(charsMatched_!=r.charsMatched_\r
- || matchFrom_ !=r.matchFrom_\r
- || didMatch_ !=r.didMatch_\r
- || numSubs_ !=r.numSubs_\r
- || !src.unwrap().equals(r.src.unwrap()))\r
- return false;\r
- if(marks==null && r.marks!=null)\r
- return false;\r
- if(marks!=null && r.marks==null)\r
- return false;\r
- for(int i=1;i<=numSubs_;i++) {\r
- if(matchedFrom(i) != r.matchedFrom(i))\r
- return false;\r
- else if(charsMatched(i) != r.charsMatched(i))\r
- return false;\r
- }\r
- return true;\r
- }\r
- /** Obtains the match if successful, null otherwise.*/\r
- public String stringMatched() {\r
- int mf=matchedFrom(), cm = charsMatched();\r
- return !didMatch_ || mf<0 || cm<0 ? null :\r
- src.substring(mf,mf+cm);\r
- }\r
- /** Obtains the position backreference number i begins to match, or\r
- -1 if backreference i was not matched. */\r
- public int matchedFrom(int i) {\r
- if(marks==null||i>numSubs_) return -1;\r
- //Integer in=(Integer)marks.get("left"+i);\r
- //return in == null ? -1 : in.intValue();\r
- return marks[i];\r
- }\r
- /** Obtains the number of characters matched by backreference i, or\r
- -1 if backreference i was not matched. */\r
- public int charsMatched(int i) {\r
- if(marks==null||i>numSubs_||!didMatch_) return -1;\r
- //Integer in = (Integer)marks.get("right"+i);\r
- //int i2 = in==null ? -1 : in.intValue();\r
- int mf = matchedFrom(i);\r
- return mf < 0 ? -1 : marks[i+numSubs_]-matchedFrom(i);\r
- }\r
- /** This is either equal to matchedFrom(i)+charsMatched(i) if the match\r
- was successful, or -1 if it was not. */\r
- public int matchedTo(int i) {\r
- if(marks==null||i>numSubs_||!didMatch_) return -1;\r
- return marks[i+numSubs_];\r
- }\r
- /** Obtains a substring matching the nth set\r
- of parenthesis from the pattern. See\r
- numSubs(void), or null if the nth backrefence did\r
- not match. */\r
- public String stringMatched(int i) {\r
- int mf = matchedFrom(i), cm = charsMatched(i);\r
- return !didMatch_ || mf<0 || cm<0 ? null :\r
- src.substring(mf,mf+cm);\r
- }\r
- /** This returns the part of the string that preceeds the match,\r
- or null if the match failed.*/\r
- public String left() {\r
- int mf = matchedFrom();\r
- return !didMatch_ || (mf<0) ? null : src.substring(0,mf);\r
- }\r
- /** This returns the part of the string that follows the ith\r
- backreference, or null if the backreference did not match. */\r
- public String left(int i) {\r
- int mf = matchedFrom(i);\r
- return !didMatch_ || (mf<0) ? null : src.substring(0,mf);\r
- }\r
- /** This returns the part of the string that follows the match,\r
- or null if the backreference did not match.*/\r
- public String right() {\r
- int mf = matchedFrom(), cm = charsMatched();\r
- return !didMatch_ || mf<0 || cm<0 ? null : src.substring(mf+\r
- cm,src.length());\r
- }\r
- /** This returns the string to the right of the ith backreference,\r
- or null if the backreference did not match. */\r
- public String right(int i) {\r
- int mf = matchedFrom(i), cm = charsMatched(i);\r
- return !didMatch_ || mf<0 || cm<0 ? null :\r
- src.substring(mf+cm,src.length());\r
- }\r
- /** After a successful match, this returns the location of\r
- the first matching character, or -1 if the match failed.*/\r
- public int matchedFrom() { return !didMatch_ ? -1 : matchFrom_; }\r
- /** After a successful match, this returns the number of\r
- characters in the match, or -1 if the match failed. */\r
- public int charsMatched() { return !didMatch_||matchFrom_<0 ? -1 : charsMatched_; }\r
- /** This is matchedFrom()+charsMatched() after a successful match,\r
- or -1 otherwise. */\r
- public int matchedTo() { return !didMatch_ ? -1 : matchFrom_+charsMatched_;}\r
- /** This returns the number of\r
- backreferences (parenthesis) in the pattern,\r
- i.e. the pattern "(ab)" has\r
- one, the pattern "(a)(b)" has two, etc. */\r
- public int numSubs() { return numSubs_; }\r
- /** Contains true if the last match was successful. */\r
- public boolean didMatch() { return didMatch_; }\r
-\r
- /** An older name for matchedFrom. */\r
- public int matchFrom() { return matchedFrom(); }\r
- /** An older name for stringMatched(). */\r
- public String substring() { return stringMatched(); }\r
- /** An older name for matchedFrom. */\r
- public int matchFrom(int i) { return matchedFrom(i); }\r
- /** An older name for stringMatched. */\r
- public String substring(int i) { return stringMatched(i); }\r
-}\r
+//
+// This software is now distributed according to
+// the Lesser Gnu Public License. Please see
+// http://www.gnu.org/copyleft/lesser.txt for
+// the details.
+// -- Happy Computing!
+//
+package com.stevesoft.pat;
+
+/**
+ Shareware: package pat
+ <a href="copyright.html">Copyright 2001, Steven R. Brandt</a>
+ */
+/**
+ * This class is used to store a result from Regex
+ */
+public class RegRes implements Cloneable
+{
+ protected int[] marks = null;
+
+ protected boolean didMatch_ = false;
+
+ protected StringLike src = null;
+
+ /** Obtain the text String that was matched against. */
+ public String getString()
+ {
+ return src.toString();
+ }
+
+ /** Obtain the source StringLike object. */
+ public StringLike getStringLike()
+ {
+ return src;
+ }
+
+ protected int charsMatched_ = 0, matchFrom_ = 0, numSubs_ = 0;
+
+ public String toString()
+ {
+ StringBuffer sb = new StringBuffer();
+ sb.append("match=" + matchedFrom() + ":" + charsMatched());
+ if (!didMatch())
+ {
+ return sb.toString();
+ }
+ for (int i = 0; i < numSubs(); i++)
+ {
+ int n = i + 1;
+ sb.append(
+ " sub(" + n + ")=" + matchedFrom(n) + ":" + charsMatched(n));
+ }
+ return sb.toString();
+ }
+
+ public RegRes()
+ {
+ }
+
+ public RegRes(RegRes r)
+ {
+ copyOutOf(r);
+ }
+
+ public void copyOutOf(RegRes r)
+ {
+ if (r.marks == null)
+ {
+ marks = null;
+ }
+ else
+ {
+ try
+ {
+ // marks = (Hashtable)r.marks.clone();
+ marks = new int[r.marks.length];
+ for (int i = 0; i < marks.length; i++)
+ {
+ marks[i] = r.marks[i];
+ }
+ // marks = (int[])r.marks.clone();
+ } catch (Throwable t)
+ {
+ }
+ }
+ didMatch_ = r.didMatch_;
+ src = r.src;
+ charsMatched_ = r.charsMatched_;
+ matchFrom_ = r.matchFrom_;
+ numSubs_ = r.numSubs_;
+ }
+
+ public Object clone()
+ {
+ return new RegRes(this);
+ }
+
+ public boolean equals(RegRes r)
+ {
+ if (charsMatched_ != r.charsMatched_ || matchFrom_ != r.matchFrom_
+ || didMatch_ != r.didMatch_ || numSubs_ != r.numSubs_
+ || !src.unwrap().equals(r.src.unwrap()))
+ {
+ return false;
+ }
+ if (marks == null && r.marks != null)
+ {
+ return false;
+ }
+ if (marks != null && r.marks == null)
+ {
+ return false;
+ }
+ for (int i = 1; i <= numSubs_; i++)
+ {
+ if (matchedFrom(i) != r.matchedFrom(i))
+ {
+ return false;
+ }
+ else if (charsMatched(i) != r.charsMatched(i))
+ {
+ return false;
+ }
+ }
+ return true;
+ }
+
+ /** Obtains the match if successful, null otherwise. */
+ public String stringMatched()
+ {
+ int mf = matchedFrom(), cm = charsMatched();
+ return !didMatch_ || mf < 0 || cm < 0 ? null
+ : src.substring(mf, mf + cm);
+ }
+
+ /**
+ * Obtains the position backreference number i begins to match, or -1 if
+ * backreference i was not matched.
+ */
+ public int matchedFrom(int i)
+ {
+ if (marks == null || i > numSubs_)
+ {
+ return -1;
+ }
+ // Integer in=(Integer)marks.get("left"+i);
+ // return in == null ? -1 : in.intValue();
+ return marks[i];
+ }
+
+ /**
+ * Obtains the number of characters matched by backreference i, or -1 if
+ * backreference i was not matched.
+ */
+ public int charsMatched(int i)
+ {
+ if (marks == null || i > numSubs_ || !didMatch_)
+ {
+ return -1;
+ }
+ // Integer in = (Integer)marks.get("right"+i);
+ // int i2 = in==null ? -1 : in.intValue();
+ int mf = matchedFrom(i);
+ return mf < 0 ? -1 : marks[i + numSubs_] - matchedFrom(i);
+ }
+
+ /**
+ * This is either equal to matchedFrom(i)+charsMatched(i) if the match was
+ * successful, or -1 if it was not.
+ */
+ public int matchedTo(int i)
+ {
+ if (marks == null || i > numSubs_ || !didMatch_)
+ {
+ return -1;
+ }
+ return marks[i + numSubs_];
+ }
+
+ /**
+ * Obtains a substring matching the nth set of parenthesis from the pattern.
+ * See numSubs(void), or null if the nth backrefence did not match.
+ */
+ public String stringMatched(int i)
+ {
+ int mf = matchedFrom(i), cm = charsMatched(i);
+ return !didMatch_ || mf < 0 || cm < 0 ? null
+ : src.substring(mf, mf + cm);
+ }
+
+ /**
+ * This returns the part of the string that preceeds the match, or null if the
+ * match failed.
+ */
+ public String left()
+ {
+ int mf = matchedFrom();
+ return !didMatch_ || (mf < 0) ? null : src.substring(0, mf);
+ }
+
+ /**
+ * This returns the part of the string that follows the ith backreference, or
+ * null if the backreference did not match.
+ */
+ public String left(int i)
+ {
+ int mf = matchedFrom(i);
+ return !didMatch_ || (mf < 0) ? null : src.substring(0, mf);
+ }
+
+ /**
+ * This returns the part of the string that follows the match, or null if the
+ * backreference did not match.
+ */
+ public String right()
+ {
+ int mf = matchedFrom(), cm = charsMatched();
+ return !didMatch_ || mf < 0 || cm < 0 ? null
+ : src.substring(mf + cm, src.length());
+ }
+
+ /**
+ * This returns the string to the right of the ith backreference, or null if
+ * the backreference did not match.
+ */
+ public String right(int i)
+ {
+ int mf = matchedFrom(i), cm = charsMatched(i);
+ return !didMatch_ || mf < 0 || cm < 0 ? null
+ : src.substring(mf + cm, src.length());
+ }
+
+ /**
+ * After a successful match, this returns the location of the first matching
+ * character, or -1 if the match failed.
+ */
+ public int matchedFrom()
+ {
+ return !didMatch_ ? -1 : matchFrom_;
+ }
+
+ /**
+ * After a successful match, this returns the number of characters in the
+ * match, or -1 if the match failed.
+ */
+ public int charsMatched()
+ {
+ return !didMatch_ || matchFrom_ < 0 ? -1 : charsMatched_;
+ }
+
+ /**
+ * This is matchedFrom()+charsMatched() after a successful match, or -1
+ * otherwise.
+ */
+ public int matchedTo()
+ {
+ return !didMatch_ ? -1 : matchFrom_ + charsMatched_;
+ }
+
+ /**
+ * This returns the number of backreferences (parenthesis) in the pattern,
+ * i.e. the pattern "(ab)" has one, the pattern "(a)(b)" has two, etc.
+ */
+ public int numSubs()
+ {
+ return numSubs_;
+ }
+
+ /** Contains true if the last match was successful. */
+ public boolean didMatch()
+ {
+ return didMatch_;
+ }
+
+ /** An older name for matchedFrom. */
+ public int matchFrom()
+ {
+ return matchedFrom();
+ }
+
+ /** An older name for stringMatched(). */
+ public String substring()
+ {
+ return stringMatched();
+ }
+
+ /** An older name for matchedFrom. */
+ public int matchFrom(int i)
+ {
+ return matchedFrom(i);
+ }
+
+ /** An older name for stringMatched. */
+ public String substring(int i)
+ {
+ return stringMatched(i);
+ }
+}