jaxws/src/java.xml.soap/share/classes/com/sun/xml/internal/messaging/saaj/packaging/mime/internet/ContentType.java
changeset 25871 b80b84e87032
parent 22679 d785acd84a14
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jaxws/src/java.xml.soap/share/classes/com/sun/xml/internal/messaging/saaj/packaging/mime/internet/ContentType.java	Sun Aug 17 15:52:15 2014 +0100
@@ -0,0 +1,277 @@
+/*
+ * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/*
+ * @(#)ContentType.java       1.7 02/03/27
+ */
+
+
+
+package com.sun.xml.internal.messaging.saaj.packaging.mime.internet;
+
+
+/**
+ * This class represents a MIME ContentType value. It provides
+ * methods to parse a ContentType string into individual components
+ * and to generate a MIME style ContentType string.
+ *
+ * @version 1.7, 02/03/27
+ * @author  John Mani
+ */
+public final class ContentType {
+
+    private String primaryType; // primary type
+    private String subType;     // subtype
+    private ParameterList list; // parameter list
+
+    /**
+     * No-arg Constructor.
+     */
+    public ContentType() { }
+
+    /**
+     * Constructor.
+     *
+     * @param   primaryType     primary type
+     * @param   subType subType
+     * @param   list    ParameterList
+     */
+    public ContentType(String primaryType, String subType,
+                       ParameterList list) {
+        this.primaryType = primaryType;
+        this.subType = subType;
+        if (list == null)
+            list = new ParameterList();
+        this.list = list;
+    }
+
+    /**
+     * Constructor that takes a Content-Type string. The String
+     * is parsed into its constituents: primaryType, subType
+     * and parameters. A ParseException is thrown if the parse fails.
+     *
+     * @param   s       the Content-Type string.
+     * @exception       ParseException if the parse fails.
+     */
+    public ContentType(String s) throws ParseException {
+        HeaderTokenizer h = new HeaderTokenizer(s, HeaderTokenizer.MIME);
+        HeaderTokenizer.Token tk;
+
+        // First "type" ..
+        tk = h.next();
+        if (tk.getType() != HeaderTokenizer.Token.ATOM)
+            throw new ParseException();
+        primaryType = tk.getValue();
+
+        // The '/' separator ..
+        tk = h.next();
+        if ((char)tk.getType() != '/')
+            throw new ParseException();
+
+        // Then "subType" ..
+        tk = h.next();
+        if (tk.getType() != HeaderTokenizer.Token.ATOM)
+            throw new ParseException();
+        subType = tk.getValue();
+
+        // Finally parameters ..
+        String rem = h.getRemainder();
+        if (rem != null)
+            list = new ParameterList(rem);
+    }
+
+    public ContentType copy() {
+        return new ContentType(primaryType,subType,list.copy());
+    }
+
+    /**
+     * Return the primary type.
+     * @return the primary type
+     */
+    public String getPrimaryType() {
+        return primaryType;
+    }
+
+    /**
+     * Return the subType.
+     * @return the subType
+     */
+    public String getSubType() {
+        return subType;
+    }
+
+    /**
+     * Return the MIME type string, without the parameters.
+     * The returned value is basically the concatenation of
+     * the primaryType, the '/' character and the secondaryType.
+     *
+     * @return the type
+     */
+    public String getBaseType() {
+        return primaryType + '/' + subType;
+    }
+
+    /**
+     * Return the specified parameter value. Returns <code>null</code>
+     * if this parameter is absent.
+     * @return  parameter value
+     */
+    public String getParameter(String name) {
+        if (list == null)
+            return null;
+
+        return list.get(name);
+    }
+
+    /**
+     * Return a ParameterList object that holds all the available
+     * parameters. Returns null if no parameters are available.
+     *
+     * @return  ParameterList
+     */
+    public ParameterList getParameterList() {
+        return list;
+    }
+
+    /**
+     * Set the primary type. Overrides existing primary type.
+     * @param   primaryType     primary type
+     */
+    public void setPrimaryType(String primaryType) {
+        this.primaryType = primaryType;
+    }
+
+    /**
+     * Set the subType. Overrides existing subType
+     * @param   subType subType
+     */
+    public void setSubType(String subType) {
+        this.subType = subType;
+    }
+
+    /**
+     * Set the specified parameter. If this parameter already exists,
+     * it is replaced by this new value.
+     *
+     * @param   name    parameter name
+     * @param   value   parameter value
+     */
+    public void setParameter(String name, String value) {
+        if (list == null)
+            list = new ParameterList();
+
+        list.set(name, value);
+    }
+
+    /**
+     * Set a new ParameterList.
+     * @param   list    ParameterList
+     */
+    public void setParameterList(ParameterList list) {
+        this.list = list;
+    }
+
+    /**
+     * Retrieve a RFC2045 style string representation of
+     * this Content-Type. Returns <code>null</code> if
+     * the conversion failed.
+     *
+     * @return  RFC2045 style string
+     */
+    public String toString() {
+        if (primaryType == null || subType == null) // need both
+            return null;
+
+        StringBuffer sb = new StringBuffer();
+        sb.append(primaryType).append('/').append(subType);
+        if (list != null)
+        // Http Binding section of the "SOAP with attachments" specification says,
+        // "SOAP message senders should send Content-Type headers on a single long line."
+        // (http://www.w3.org/TR/SOAP-attachments#HTTPBinding)
+            sb.append(list.toString());
+
+        return sb.toString();
+    }
+
+    /**
+     * Match with the specified ContentType object. This method
+     * compares <strong>only the <code>primaryType</code> and
+     * <code>subType</code> </strong>. The parameters of both operands
+     * are ignored. <p>
+     *
+     * For example, this method will return <code>true</code> when
+     * comparing the ContentTypes for <strong>"text/plain"</strong>
+     * and <strong>"text/plain; charset=foobar"</strong>.
+     *
+     * If the <code>subType</code> of either operand is the special
+     * character '*', then the subtype is ignored during the match.
+     * For example, this method will return <code>true</code> when
+     * comparing the ContentTypes for <strong>"text/plain"</strong>
+     * and <strong>"text/*" </strong>
+     *
+     * @param   cType to compare this against
+     */
+    public boolean match(ContentType cType) {
+        // Match primaryType
+        if (!primaryType.equalsIgnoreCase(cType.getPrimaryType()))
+            return false;
+
+        String sType = cType.getSubType();
+
+        // If either one of the subTypes is wildcarded, return true
+        if ((subType.charAt(0) == '*') || (sType.charAt(0) == '*'))
+            return true;
+
+        // Match subType
+        if (!subType.equalsIgnoreCase(sType))
+            return false;
+
+        return true;
+    }
+
+    /**
+     * Match with the specified content-type string. This method
+     * compares <strong>only the <code>primaryType</code> and
+     * <code>subType</code> </strong>.
+     * The parameters of both operands are ignored. <p>
+     *
+     * For example, this method will return <code>true</code> when
+     * comparing the ContentType for <strong>"text/plain"</strong>
+     * with <strong>"text/plain; charset=foobar"</strong>.
+     *
+     * If the <code>subType</code> of either operand is the special
+     * character '*', then the subtype is ignored during the match.
+     * For example, this method will return <code>true</code> when
+     * comparing the ContentType for <strong>"text/plain"</strong>
+     * with <strong>"text/*" </strong>
+     */
+    public boolean match(String s) {
+        try {
+            return match(new ContentType(s));
+        } catch (ParseException pex) {
+            return false;
+        }
+    }
+}