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/**
* 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.cxf.jaxrs.ext.multipart;
import java.io.InputStream;
import java.lang.annotation.Annotation;
import java.util.Iterator;
import java.util.List;
import javax.activation.DataHandler;
import javax.activation.DataSource;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.MultivaluedMap;
import javax.ws.rs.ext.MessageBodyReader;
import javax.ws.rs.ext.Providers;
import org.apache.cxf.jaxrs.impl.MetadataMap;
public class Attachment {
private DataHandler handler;
private MultivaluedMap headers =
new MetadataMap(false, true);
private Object object;
private Providers providers;
public Attachment(org.apache.cxf.message.Attachment a,
Providers providers) {
handler = a.getDataHandler();
for (Iterator i = a.getHeaderNames(); i.hasNext();) {
String name = i.next();
if ("Content-ID".equalsIgnoreCase(name)) {
continue;
}
headers.add(name, a.getHeader(name));
}
headers.putSingle("Content-ID", a.getId());
this.providers = providers;
}
public Attachment(String id, DataHandler dh, MultivaluedMap headers) {
handler = dh;
this.headers = new MetadataMap(headers, false, true);
this.headers.putSingle("Content-ID", id);
}
public Attachment(String id, DataSource ds, MultivaluedMap headers) {
this(id, new DataHandler(ds), headers);
}
public Attachment(InputStream is, MultivaluedMap headers) {
this(headers.getFirst("Content-ID"),
new DataHandler(new InputStreamDataSource(is, headers.getFirst("Content-Type"))),
headers);
}
public Attachment(String id, String mediaType, Object object) {
this.object = object;
headers.putSingle("Content-ID", id);
headers.putSingle("Content-Type", mediaType);
}
public Attachment(String id, InputStream is, ContentDisposition cd) {
handler = new DataHandler(new InputStreamDataSource(is, "application/octet-stream"));
if (cd != null) {
headers.putSingle("Content-Disposition", cd.toString());
}
headers.putSingle("Content-ID", id);
headers.putSingle("Content-Type", "application/octet-stream");
}
public ContentDisposition getContentDisposition() {
String header = getHeader("Content-Disposition");
return header == null ? null : new ContentDisposition(header);
}
public String getContentId() {
return headers.getFirst("Content-ID");
}
public MediaType getContentType() {
String value = handler != null ? handler.getContentType() : headers.getFirst("Content-Type");
return value == null ? MediaType.TEXT_PLAIN_TYPE : MediaType.valueOf(value);
}
public DataHandler getDataHandler() {
return handler;
}
public Object getObject() {
return object;
}
public T getObject(Class cls) {
if (providers != null) {
MessageBodyReader mbr =
providers.getMessageBodyReader(cls, cls, new Annotation[]{}, getContentType());
if (mbr != null) {
try {
return mbr.readFrom(cls, cls, new Annotation[]{}, getContentType(),
headers, getDataHandler().getInputStream());
} catch (Exception ex) {
throw new WebApplicationException(ex);
}
}
}
return null;
}
public String getHeader(String name) {
List header = headers.get(name);
if (header == null || header.size() == 0) {
return null;
}
StringBuilder sb = new StringBuilder();
for (int i = 0; i < header.size(); i++) {
sb.append(header.get(i));
if (i + 1 < header.size()) {
sb.append(',');
}
}
return sb.toString();
}
public List getHeaderAsList(String name) {
return headers.get(name);
}
public MultivaluedMap getHeaders() {
return new MetadataMap(headers, false, true);
}
@Override
public int hashCode() {
return headers.hashCode();
}
@Override
public boolean equals(Object o) {
if (!(o instanceof Attachment)) {
return false;
}
Attachment other = (Attachment)o;
return headers.equals(other.headers);
}
}