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Diffstat (limited to 'java/gov/nist/javax/sip/header/Accept.java')
| -rw-r--r-- | java/gov/nist/javax/sip/header/Accept.java | 201 |
1 files changed, 201 insertions, 0 deletions
diff --git a/java/gov/nist/javax/sip/header/Accept.java b/java/gov/nist/javax/sip/header/Accept.java new file mode 100644 index 0000000..546b981 --- /dev/null +++ b/java/gov/nist/javax/sip/header/Accept.java @@ -0,0 +1,201 @@ +/* +* Conditions Of Use +* +* This software was developed by employees of the National Institute of +* Standards and Technology (NIST), an agency of the Federal Government. +* Pursuant to title 15 Untied States Code Section 105, works of NIST +* employees are not subject to copyright protection in the United States +* and are considered to be in the public domain. As a result, a formal +* license is not needed to use the software. +* +* This software is provided by NIST as a service and is expressly +* provided "AS IS." NIST MAKES NO WARRANTY OF ANY KIND, EXPRESS, IMPLIED +* OR STATUTORY, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTY OF +* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, NON-INFRINGEMENT +* AND DATA ACCURACY. NIST does not warrant or make any representations +* regarding the use of the software or the results thereof, including but +* not limited to the correctness, accuracy, reliability or usefulness of +* the software. +* +* Permission to use this software is contingent upon your acceptance +* of the terms of this agreement +* +* . +* +*/ +/******************************************************************************* +* Product of NIST/ITL Advanced Networking Technologies Division (ANTD). * +*******************************************************************************/ +package gov.nist.javax.sip.header; + +import javax.sip.InvalidArgumentException; + +/** + * Accept header : The top level header is actually AcceptList which is a list of + * Accept headers. + * + * @version 1.2 $Revision: 1.9 $ $Date: 2009/07/17 18:57:24 $ + * + * @since 1.1 + * + * @author M. Ranganathan <br/> + * + * + * + */ +public final class Accept + extends ParametersHeader + implements javax.sip.header.AcceptHeader { + + /** + * Comment for <code>serialVersionUID</code> + */ + private static final long serialVersionUID = -7866187924308658151L; + + /** mediaRange field + */ + protected MediaRange mediaRange; + + /** default constructor + */ + public Accept() { + super(NAME); + } + + /** returns true if this header allows all ContentTypes, + * false otherwise. + * @return Boolean + */ + public boolean allowsAllContentTypes() { + if (mediaRange == null) + return false; + else + return mediaRange.type.compareTo(STAR) == 0; + } + + /** + * returns true if this header allows all ContentSubTypes, + * false otherwise. + * @return boolean + */ + public boolean allowsAllContentSubTypes() { + if (mediaRange == null) { + return false; + } else + return mediaRange.getSubtype().compareTo(STAR) == 0; + } + + /** Encode the value of this header into cannonical form. + *@return encoded value of the header as a string. + */ + protected String encodeBody() { + return encodeBody(new StringBuffer()).toString(); + } + + protected StringBuffer encodeBody(StringBuffer buffer) { + if (mediaRange != null) + mediaRange.encode(buffer); + if (parameters != null && !parameters.isEmpty()) { + buffer.append(';'); + parameters.encode(buffer); + } + return buffer; + } + + /** get the MediaRange field + * @return MediaRange + */ + public MediaRange getMediaRange() { + return mediaRange; + } + + /** get the contentType field + * @return String + */ + public String getContentType() { + if (mediaRange == null) + return null; + else + return mediaRange.getType(); + } + + /** get the ContentSubType fiels + * @return String + */ + public String getContentSubType() { + if (mediaRange == null) + return null; + else + return mediaRange.getSubtype(); + } + + /** + * Get the q value. + * @return float + */ + public float getQValue() { + return getParameterAsFloat(ParameterNames.Q); + } + + /** + * Return true if the q value has been set. + * @return boolean + */ + public boolean hasQValue() { + return super.hasParameter(ParameterNames.Q); + + } + + /** + *Remove the q value. + */ + public void removeQValue() { + super.removeParameter(ParameterNames.Q); + } + + /** set the ContentSubType field + * @param subtype String to set + */ + public void setContentSubType(String subtype) { + if (mediaRange == null) + mediaRange = new MediaRange(); + mediaRange.setSubtype(subtype); + } + + /** set the ContentType field + * @param type String to set + */ + public void setContentType(String type) { + if (mediaRange == null) + mediaRange = new MediaRange(); + mediaRange.setType(type); + } + + /** + * Set the q value + * @param qValue float to set + * @throws IllegalArgumentException if qValue is <0.0 or >1.0 + */ + public void setQValue(float qValue) throws InvalidArgumentException { + if (qValue == -1) + super.removeParameter(ParameterNames.Q); + super.setParameter(ParameterNames.Q, qValue); + + } + + /** + * Set the mediaRange member + * @param m MediaRange field + */ + public void setMediaRange(MediaRange m) { + mediaRange = m; + } + + public Object clone() { + Accept retval = (Accept) super.clone(); + if (this.mediaRange != null) + retval.mediaRange = (MediaRange) this.mediaRange.clone(); + return retval; + } + +} |