| /* |
| * Copyright 2004,2005 The Apache Software 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.apache.axis2.saaj; |
| |
| import org.apache.axiom.om.OMText; |
| import org.apache.axiom.om.impl.dom.DOOMAbstractFactory; |
| import org.apache.axiom.om.impl.dom.DocumentImpl; |
| import org.apache.axiom.om.impl.dom.TextImpl; |
| import org.apache.axis2.saaj.util.SAAJDataSource; |
| import org.apache.axis2.transport.http.HTTPConstants; |
| |
| import javax.activation.DataHandler; |
| import javax.activation.UnsupportedDataTypeException; |
| import javax.xml.soap.AttachmentPart; |
| import javax.xml.soap.MimeHeader; |
| import javax.xml.soap.MimeHeaders; |
| import javax.xml.soap.SOAPException; |
| import javax.xml.transform.stream.StreamSource; |
| import java.io.ByteArrayOutputStream; |
| import java.io.IOException; |
| import java.util.Iterator; |
| |
| /** |
| * |
| */ |
| public class AttachmentPartImpl extends AttachmentPart { |
| private DataHandler dataHandler; |
| |
| private MimeHeaders mimeHeaders = new MimeHeaders(); |
| private String attachmentFile; |
| |
| private OMText omText; |
| private boolean isAttachmentReferenced; |
| |
| /** |
| * Check whether at least one of the headers of this object matches a provided header |
| * |
| * @param headers |
| * @return <b>true</b> if at least one header of this AttachmentPart matches |
| * a header in the provided <code>headers</code> parameter, |
| * <b>false</b> if none of the headers of this AttachmentPart matches |
| * at least one of the header in the provided <code>headers</code> parameter |
| */ |
| public boolean matches(MimeHeaders headers) { |
| for (Iterator i = headers.getAllHeaders(); i.hasNext();) { |
| MimeHeader hdr = (javax.xml.soap.MimeHeader) i.next(); |
| String values[] = mimeHeaders.getHeader(hdr.getName()); |
| boolean found = false; |
| if (values != null) { |
| for (int j = 0; j < values.length; j++) { |
| if (!hdr.getValue().equalsIgnoreCase(values[j])) { |
| continue; |
| } |
| found = true; |
| break; |
| } |
| } |
| if (!found) { |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| public boolean isAttachmentReferenced() { |
| return isAttachmentReferenced; |
| } |
| |
| public void setAttachmentReferenced(boolean attachmentReferenced) { |
| isAttachmentReferenced = attachmentReferenced; |
| } |
| |
| /** |
| * Returns the number of bytes in this <CODE> |
| * AttachmentPart</CODE> object. |
| * |
| * @return the size of this <CODE>AttachmentPart</CODE> object |
| * in bytes or -1 if the size cannot be determined |
| * @throws javax.xml.soap.SOAPException if the content of this |
| * attachment is corrupted of if there was an exception |
| * while trying to determine the size. |
| */ |
| public int getSize() throws SOAPException { |
| if (dataHandler == null) { |
| return 0; |
| } |
| ByteArrayOutputStream bout = new ByteArrayOutputStream(); |
| try { |
| dataHandler.writeTo(bout); |
| } catch (Exception ex) { |
| throw new SOAPException(ex); |
| } |
| return bout.size(); |
| } |
| |
| /** |
| * Clears out the content of this <CODE> |
| * AttachmentPart</CODE> object. The MIME header portion is left |
| * untouched. |
| */ |
| public void clearContent() { |
| dataHandler = null; |
| omText = null; |
| } |
| |
| /** |
| * Gets the content of this <code>AttachmentPart</code> object as a Java |
| * object. The type of the returned Java object depends on |
| * <ol> |
| * <li> the |
| * <code>DataContentHandler</code> object that is used to interpret the bytes |
| * </li> |
| * <li> the <code>Content-Type</code> given in the header</li> |
| * </ol> |
| * <p/> |
| * For the MIME content types "text/plain", "text/html" and "text/xml", the |
| * <code>DataContentHandler</code> object does the conversions to and |
| * from the Java types corresponding to the MIME types. |
| * For other MIME types,the <code>DataContentHandler</code> object |
| * can return an <code>InputStream</code> object that contains the content data |
| * as raw bytes. |
| * <p/> |
| * A JAXM-compliant implementation must, as a minimum, return a |
| * <code>java.lang.String</code> object corresponding to any content |
| * stream with a <code>Content-Type</code> value of |
| * <code>text/plain</code>, a |
| * <code>javax.xml.transform.StreamSource</code> object corresponding to a |
| * content stream with a <code>Content-Type</code> value of |
| * <code>text/xml</code>, a <code>java.awt.Image</code> object |
| * corresponding to a content stream with a |
| * <code>Content-Type</code> value of <code>image/gif</code> or |
| * <code>image/jpeg</code>. For those content types that an |
| * installed <code>DataContentHandler</code> object does not understand, the |
| * <code>DataContentHandler</code> object is required to return a |
| * <code>java.io.InputStream</code> object with the raw bytes. |
| * |
| * @return a Java object with the content of this <CODE> |
| * AttachmentPart</CODE> object |
| * @throws javax.xml.soap.SOAPException if there is no content set |
| * into this <CODE>AttachmentPart</CODE> object or if there |
| * was a data transformation error |
| */ |
| public Object getContent() throws SOAPException { |
| if (dataHandler == null) { |
| throw new SOAPException("No content is present in this AttachmentPart"); |
| } |
| try { |
| String contentType = dataHandler.getContentType(); |
| if (contentType.equals("text/plain") || |
| contentType.equals("text/xml") || |
| contentType.equals("text/html")) { |
| |
| //For these content types underlying DataContentHandler surely does |
| //the conversion to appropriate java object and we will return that java object |
| return dataHandler.getContent(); |
| } else { |
| try { |
| return dataHandler.getContent(); |
| } catch (UnsupportedDataTypeException e) { |
| |
| //If the underlying DataContentHandler can't handle the object contents, |
| //we will return an inputstream of raw bytes represneting the content data |
| return dataHandler.getDataSource().getInputStream(); |
| } |
| } |
| } catch (IOException e) { |
| throw new SOAPException(e); |
| } |
| } |
| |
| /** |
| * Sets the content of this attachment part to that of the |
| * given <CODE>Object</CODE> and sets the value of the <CODE> |
| * Content-Type</CODE> header to the given type. The type of the |
| * <CODE>Object</CODE> should correspond to the value given for |
| * the <CODE>Content-Type</CODE>. This depends on the particular |
| * set of <CODE>DataContentHandler</CODE> objects in use. |
| * |
| * @param object the Java object that makes up |
| * the content for this attachment part |
| * @param contentType the MIME string that |
| * specifies the type of the content |
| * @throws IllegalArgumentException if |
| * the contentType does not match the type of the content |
| * object, or if there was no <CODE> |
| * DataContentHandler</CODE> object for this content |
| * object |
| * @see #getContent() |
| */ |
| public void setContent(Object object, String contentType) { |
| SAAJDataSource source; |
| setMimeHeader(HTTPConstants.HEADER_CONTENT_TYPE, contentType); |
| Object contentObject; |
| if (object instanceof String) { |
| try { |
| String s = (String) object; |
| java.io.ByteArrayInputStream bais = new java.io.ByteArrayInputStream(s.getBytes()); |
| source = new SAAJDataSource(bais, |
| SAAJDataSource.MAX_MEMORY_DISK_CACHED, |
| contentType, true); |
| extractFilename(source); |
| dataHandler = new DataHandler(source); |
| contentObject = object; |
| } catch (java.io.IOException io) { |
| throw new java.lang.IllegalArgumentException("Illegal Argument"); |
| } |
| } else if (object instanceof java.io.InputStream) { |
| try { |
| source = new SAAJDataSource((java.io.InputStream) object, |
| SAAJDataSource.MAX_MEMORY_DISK_CACHED, |
| contentType, true); |
| extractFilename(source); |
| dataHandler = new DataHandler(source); |
| contentObject = null; // the stream has been consumed |
| } catch (java.io.IOException io) { |
| throw new java.lang.IllegalArgumentException("Illegal Argument"); |
| } |
| } else if (object instanceof StreamSource) { |
| try { |
| source = new SAAJDataSource(((StreamSource) object).getInputStream(), |
| SAAJDataSource.MAX_MEMORY_DISK_CACHED, |
| contentType, true); |
| extractFilename(source); |
| dataHandler = new DataHandler(source); |
| contentObject = null; // the stream has been consumed |
| } catch (java.io.IOException io) { |
| throw new java.lang.IllegalArgumentException("Illegal Argument"); |
| } |
| } else { |
| throw new java.lang.IllegalArgumentException("Illegal Argument"); |
| } |
| } |
| |
| /** |
| * Gets the <CODE>DataHandler</CODE> object for this <CODE> |
| * AttachmentPart</CODE> object. |
| * |
| * @return the <CODE>DataHandler</CODE> object associated with |
| * this <CODE>AttachmentPart</CODE> object |
| * @throws javax.xml.soap.SOAPException if there is |
| * no data in this <CODE>AttachmentPart</CODE> object |
| */ |
| public DataHandler getDataHandler() throws SOAPException { |
| // if (getContent() == null) { |
| // throw new SOAPException("No Content present in the Attachment part"); |
| // } |
| //commented to fix AXIS2-778 |
| if (dataHandler == null) { |
| throw new SOAPException("No Content present in the Attachment part"); |
| } |
| |
| return dataHandler; |
| } |
| |
| /** |
| * Sets the given <CODE>DataHandler</CODE> object as the |
| * data handler for this <CODE>AttachmentPart</CODE> object. |
| * Typically, on an incoming message, the data handler is |
| * automatically set. When a message is being created and |
| * populated with content, the <CODE>setDataHandler</CODE> |
| * method can be used to get data from various data sources into |
| * the message. |
| * |
| * @param datahandler <CODE>DataHandler</CODE> object to |
| * be set |
| * @throws IllegalArgumentException if |
| * there was a problem with the specified <CODE> |
| * DataHandler</CODE> object |
| */ |
| public void setDataHandler(DataHandler datahandler) { |
| if (datahandler != null) { |
| this.dataHandler = datahandler; |
| setMimeHeader(HTTPConstants.HEADER_CONTENT_TYPE, datahandler.getContentType()); |
| omText = DOOMAbstractFactory.getOMFactory().createOMText(dataHandler, true); |
| } else { |
| throw new IllegalArgumentException("Cannot set null DataHandler"); |
| } |
| } |
| |
| /** |
| * Removes all MIME headers that match the given name. |
| * |
| * @param header - the string name of the MIME |
| * header/s to be removed |
| */ |
| public void removeMimeHeader(String header) { |
| mimeHeaders.removeHeader(header); |
| } |
| |
| /** |
| * Removes all the MIME header entries. |
| */ |
| public void removeAllMimeHeaders() { |
| mimeHeaders.removeAllHeaders(); |
| } |
| |
| /** |
| * Gets all the values of the header identified by the given |
| * <CODE>String</CODE>. |
| * |
| * @param name the name of the header; example: |
| * "Content-Type" |
| * @return a <CODE>String</CODE> array giving the value for the |
| * specified header |
| * @see #setMimeHeader(String, String) setMimeHeader(java.lang.String, java.lang.String) |
| */ |
| public String[] getMimeHeader(String name) { |
| return mimeHeaders.getHeader(name); |
| } |
| |
| /** |
| * Changes the first header entry that matches the given name |
| * to the given value, adding a new header if no existing |
| * header matches. This method also removes all matching |
| * headers but the first. |
| * <p/> |
| * <P>Note that RFC822 headers can only contain US-ASCII |
| * characters.</P> |
| * |
| * @param name a <CODE>String</CODE> giving the |
| * name of the header for which to search |
| * @param value a <CODE>String</CODE> giving the |
| * value to be set for the header whose name matches the |
| * given name |
| * @throws IllegalArgumentException if |
| * there was a problem with the specified mime header name |
| * or value |
| */ |
| public void setMimeHeader(String name, String value) { |
| mimeHeaders.setHeader(name, value); |
| } |
| |
| /** |
| * Adds a MIME header with the specified name and value to |
| * this <CODE>AttachmentPart</CODE> object. |
| * <p/> |
| * <P>Note that RFC822 headers can contain only US-ASCII |
| * characters.</P> |
| * |
| * @param name a <CODE>String</CODE> giving the |
| * name of the header to be added |
| * @param value a <CODE>String</CODE> giving the |
| * value of the header to be added |
| * @throws IllegalArgumentException if |
| * there was a problem with the specified mime header name |
| * or value |
| */ |
| public void addMimeHeader(String name, String value) { |
| mimeHeaders.addHeader(name, value); |
| } |
| |
| /** |
| * Retrieves all the headers for this <CODE> |
| * AttachmentPart</CODE> object as an iterator over the <CODE> |
| * MimeHeader</CODE> objects. |
| * |
| * @return an <CODE>Iterator</CODE> object with all of the Mime |
| * headers for this <CODE>AttachmentPart</CODE> object |
| */ |
| public Iterator getAllMimeHeaders() { |
| return mimeHeaders.getAllHeaders(); |
| } |
| |
| /** |
| * Retrieves all <CODE>MimeHeader</CODE> objects that match |
| * a name in the given array. |
| * |
| * @param names a <CODE>String</CODE> array with |
| * the name(s) of the MIME headers to be returned |
| * @return all of the MIME headers that match one of the names |
| * in the given array as an <CODE>Iterator</CODE> |
| * object |
| */ |
| public Iterator getMatchingMimeHeaders(String names[]) { |
| return mimeHeaders.getMatchingHeaders(names); |
| } |
| |
| /** |
| * Retrieves all <CODE>MimeHeader</CODE> objects whose name |
| * does not match a name in the given array. |
| * |
| * @param names a <CODE>String</CODE> array with |
| * the name(s) of the MIME headers not to be returned |
| * @return all of the MIME headers in this <CODE> |
| * AttachmentPart</CODE> object except those that match one |
| * of the names in the given array. The nonmatching MIME |
| * headers are returned as an <CODE>Iterator</CODE> |
| * object. |
| */ |
| public Iterator getNonMatchingMimeHeaders(String names[]) { |
| return mimeHeaders.getNonMatchingHeaders(names); |
| } |
| |
| /** |
| * Retrieve the OMText |
| * |
| * @return the OMText |
| * @throws SOAPException If omText is not available |
| */ |
| public OMText getOMText() throws SOAPException { |
| if (omText == null) { |
| throw new SOAPException("OMText set to null"); |
| } |
| return omText; |
| } |
| |
| public TextImpl getText(DocumentImpl doc) { |
| return new TextImpl(doc, omText.getText(), doc.getOMFactory()); |
| } |
| |
| /** |
| * Set the filename of this attachment part. |
| * |
| * @param path the new file path |
| */ |
| protected void setAttachmentFile(String path) { |
| attachmentFile = path; |
| } |
| |
| /** |
| * Detach the attachment file from this class, so it is not cleaned up. |
| * This has the side-effect of making subsequent calls to |
| * getAttachmentFile() return <code>null</code>. |
| */ |
| public void detachAttachmentFile() { |
| attachmentFile = null; |
| } |
| |
| /** |
| * Get the filename of this attachment. |
| * |
| * @return the filename or null for an uncached file |
| */ |
| public String getAttachmentFile() { |
| return attachmentFile; |
| } |
| |
| private void extractFilename(SAAJDataSource source) { |
| |
| //check for there being a file |
| if (source.getDiskCacheFile() != null) { |
| String path = source.getDiskCacheFile().getAbsolutePath(); |
| setAttachmentFile(path); |
| } |
| } |
| } |