diff options
Diffstat (limited to 'org/apache/commons/net/ftp/parser/RegexFTPFileEntryParserImpl.java')
-rw-r--r-- | org/apache/commons/net/ftp/parser/RegexFTPFileEntryParserImpl.java | 155 |
1 files changed, 0 insertions, 155 deletions
diff --git a/org/apache/commons/net/ftp/parser/RegexFTPFileEntryParserImpl.java b/org/apache/commons/net/ftp/parser/RegexFTPFileEntryParserImpl.java deleted file mode 100644 index 5277444..0000000 --- a/org/apache/commons/net/ftp/parser/RegexFTPFileEntryParserImpl.java +++ /dev/null @@ -1,155 +0,0 @@ -/*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You 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 org.apache.commons.net.ftp.parser;
-
-import java.util.regex.MatchResult;
-import java.util.regex.Matcher;
-import java.util.regex.Pattern;
-import java.util.regex.PatternSyntaxException;
-
-import org.apache.commons.net.ftp.FTPFileEntryParserImpl;
-
-/**
- * This abstract class implements both the older FTPFileListParser and
- * newer FTPFileEntryParser interfaces with default functionality.
- * All the classes in the parser subpackage inherit from this.
- *
- * This is the base for all regular based FTPFileEntryParser
- *
- * @author Steve Cohen <scohen@apache.org>
- */
-public abstract class RegexFTPFileEntryParserImpl extends
- FTPFileEntryParserImpl {
- /**
- * internal pattern the matcher tries to match, representing a file
- * entry
- */
- private Pattern pattern = null;
-
- /**
- * internal match result used by the parser
- */
- private MatchResult result = null;
-
- /**
- * Internal PatternMatcher object used by the parser. It has protected
- * scope in case subclasses want to make use of it for their own purposes.
- */
- protected Matcher _matcher_ = null;
-
- /**
- * The constructor for a RegexFTPFileEntryParserImpl object.
- *
- * @param regex The regular expression with which this object is
- * initialized.
- *
- * @exception IllegalArgumentException
- * Thrown if the regular expression is unparseable. Should not be seen in
- * normal conditions. It it is seen, this is a sign that a subclass has
- * been created with a bad regular expression. Since the parser must be
- * created before use, this means that any bad parser subclasses created
- * from this will bomb very quickly, leading to easy detection.
- */
-
- public RegexFTPFileEntryParserImpl(String regex) {
- super();
- setRegex(regex);
- }
-
- /**
- * Convenience method delegates to the internal MatchResult's matches()
- * method.
- *
- * @param s the String to be matched
- * @return true if s matches this object's regular expression.
- */
-
- public boolean matches(String s) {
- this.result = null;
- _matcher_ = pattern.matcher(s);
- if (_matcher_.matches()) {
- this.result = _matcher_.toMatchResult();
- }
- return null != this.result;
- }
-
- /**
- * Convenience method
- *
- * @return the number of groups() in the internal MatchResult.
- */
-
- public int getGroupCnt() {
- if (this.result == null) {
- return 0;
- }
- return this.result.groupCount();
- }
-
- /**
- * Convenience method delegates to the internal MatchResult's group()
- * method.
- *
- * @param matchnum match group number to be retrieved
- *
- * @return the content of the <code>matchnum'th<code> group of the internal
- * match or null if this method is called without a match having
- * been made.
- */
- public String group(int matchnum) {
- if (this.result == null) {
- return null;
- }
- return this.result.group(matchnum);
- }
-
- /**
- * For debugging purposes - returns a string shows each match group by
- * number.
- *
- * @return a string shows each match group by number.
- */
-
- public String getGroupsAsString() {
- StringBuffer b = new StringBuffer();
- for (int i = 1; i <= this.result.groupCount(); i++) {
- b.append(i).append(") ").append(this.result.group(i)).append(
- System.getProperty("line.separator"));
- }
- return b.toString();
- }
-
- /**
- * Alter the current regular expression being utilised for entry parsing
- * and create a new {@link Pattern} instance.
- * @param regex The new regular expression
- * @return
- * @since 2.0
- */
- public boolean setRegex(String regex) {
- try {
- pattern = Pattern.compile(regex);
- } catch (PatternSyntaxException pse) {
- throw new IllegalArgumentException("Unparseable regex supplied: "
- + regex);
- }
- return (pattern != null);
- }
-
-}
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