org.osaf.caldav4j.methods.GetMethod.java Source code

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Here is the source code for org.osaf.caldav4j.methods.GetMethod.java

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/*
 * Copyright 2005 Open Source Applications Foundation
 * 
 * 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 org.osaf.caldav4j.methods;

import java.io.IOException;
import java.io.InputStream;

import net.fortuna.ical4j.data.CalendarBuilder;
import net.fortuna.ical4j.data.ParserException;
import net.fortuna.ical4j.model.Calendar;

import org.apache.commons.httpclient.Header;
import org.apache.commons.lang.StringUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.osaf.caldav4j.CalDAVConstants;
import org.osaf.caldav4j.exceptions.CalDAV4JException;
import org.osaf.caldav4j.exceptions.CalDAV4JProtocolException;
import org.osaf.caldav4j.util.UrlUtils;

public class GetMethod extends org.apache.commons.httpclient.methods.GetMethod {
    private static final Log log = LogFactory.getLog(GetMethod.class);

    private CalendarBuilder calendarBuilder = null;

    protected GetMethod() {
        super();
    }

    public CalendarBuilder getCalendarBuilder() {
        return calendarBuilder;
    }

    public void setCalendarBuilder(CalendarBuilder calendarBuilder) {
        this.calendarBuilder = calendarBuilder;
    }

    public Calendar getResponseBodyAsCalendar() throws ParserException, CalDAV4JException {
        Calendar ret = null;
        InputStream stream = null;
        try {
            Header header = getResponseHeader(CalDAVConstants.HEADER_CONTENT_TYPE);
            String contentType = header.getValue();
            if (contentType.startsWith(CalDAVConstants.CONTENT_TYPE_CALENDAR)) {
                stream = getResponseBodyAsStream();
                ret = calendarBuilder.build(stream);
                return ret;
            }

            log.error("Expected content-type text/calendar. Was: " + contentType);
            throw new CalDAV4JProtocolException("Expected content-type text/calendar. Was: " + contentType);
        } catch (IOException e) {
            if (stream != null) { //the server sends the response
                if (log.isWarnEnabled()) {
                    log.warn("Server response is " + UrlUtils.parseISToString(stream));
                }
            }
            throw new CalDAV4JException("Error retrieving and parsing server response at " + getPath(), e);
        }
    }

    // remove double slashes
    public void setPath(String path) {
        super.setPath(UrlUtils.removeDoubleSlashes(path));
    }
}