Subversion Repositories XServices

/*
 *   Copyright 2012 Brian Rosenberger (Brutex Network)
 *
 *   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 net.brutex.xservices.ws.impl;

import java.util.regex.Matcher;
import java.util.regex.Pattern;

import javax.jws.WebService;

import net.brutex.xservices.types.StringMatchType;
import net.brutex.xservices.types.StringReplaceType;
import net.brutex.xservices.util.BrutexNamespaces;
import net.brutex.xservices.ws.StringService;
import net.brutex.xservices.ws.XServicesFault;

/**
 * @author Brian Rosenberger
 * @since 0.5.0
 * 
 */
@WebService(targetNamespace = BrutexNamespaces.WS_XSERVICES, endpointInterface = "net.brutex.xservices.ws.StringService", serviceName = StringService.SERVICE_NAME)
public class StringServiceImpl implements StringService {

        public StringReplaceType replaceRegEx(String res, String search,
                        String replace, String flags) throws XServicesFault {
                try {
                        int allflags = getFlags(flags);
                        Pattern pattern = Pattern.compile(search, allflags);
                        Matcher matcher = pattern.matcher(res);
                        int count = 0;
                        while (matcher.find()) {
                                count++;
                        }
                        if (flags.contains("g")) {
                                return new StringReplaceType(matcher.replaceAll(replace), count);
                        } else {
                                if (count > 1)
                                        count = 1;
                                return new StringReplaceType(matcher.replaceFirst(replace),
                                                count);
                        }
                } catch (Exception e) {
                        throw new XServicesFault(e);
                }

        }

        @Override
        public StringMatchType matchRegEx(String res, String search, String flags)
                        throws XServicesFault {
                int allflags = getFlags(flags);
                Pattern pattern = Pattern.compile(search, allflags);
                Matcher matcher = pattern.matcher(res);
                StringMatchType rm = new StringMatchType();
                while (matcher.find()) {                        
                        rm.addStringMatch(matcher.start(), matcher.end(), matcher.group());
                }
                return rm;
        }
        
        private int getFlags(String flags) {
                int allflags = 0;
                if(flags.contains("i")) {
                        allflags = allflags + Pattern.CASE_INSENSITIVE;
                }
                if(flags.contains("m")) {
                        allflags = allflags + Pattern.MULTILINE;
                }
                if(flags.contains("u")) {
                        allflags = allflags + Pattern.UNICODE_CASE;
                }
                if(flags.contains("s")) {
                        allflags = allflags + Pattern.DOTALL;
                }
                if(flags.contains("d")) {
                        allflags = allflags + Pattern.UNIX_LINES;
                }
                if(flags.contains("x")) {
                        allflags = allflags + Pattern.COMMENTS;
                }
                return allflags;
        }

}