001: /*
002: * The Apache Software License, Version 1.1
003: *
004: *
005: * Copyright (c) 2000 The Apache Software Foundation. All rights
006: * reserved.
007: *
008: * Redistribution and use in source and binary forms, with or without
009: * modification, are permitted provided that the following conditions
010: * are met:
011: *
012: * 1. Redistributions of source code must retain the above copyright
013: * notice, this list of conditions and the following disclaimer.
014: *
015: * 2. Redistributions in binary form must reproduce the above copyright
016: * notice, this list of conditions and the following disclaimer in
017: * the documentation and/or other materials provided with the
018: * distribution.
019: *
020: * 3. The end-user documentation included with the redistribution,
021: * if any, must include the following acknowledgment:
022: * "This product includes software developed by the
023: * Apache Software Foundation (http://www.apache.org/)."
024: * Alternately, this acknowledgment may appear in the software itself,
025: * if and wherever such third-party acknowledgments normally appear.
026: *
027: * 4. The names "Xerces" and "Apache Software Foundation" must
028: * not be used to endorse or promote products derived from this
029: * software without prior written permission. For written
030: * permission, please contact apache@apache.org.
031: *
032: * 5. Products derived from this software may not be called "Apache",
033: * nor may "Apache" appear in their name, without prior written
034: * permission of the Apache Software Foundation.
035: *
036: * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
037: * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
038: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
039: * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
040: * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
041: * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
042: * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
043: * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
044: * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
045: * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
046: * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
047: * SUCH DAMAGE.
048: * ====================================================================
049: *
050: * This software consists of voluntary contributions made by many
051: * individuals on behalf of the Apache Software Foundation and was
052: * originally based on software copyright (c) 1999, International
053: * Business Machines, Inc., http://www.apache.org. For more
054: * information on the Apache Software Foundation, please see
055: * <http://www.apache.org/>.
056: */
057:
058: package org.apache.xml.serialize;
059:
060: import java.io.OutputStream;
061: import java.io.OutputStreamWriter;
062: import java.io.UnsupportedEncodingException;
063: import java.io.Writer;
064:
065: /**
066: * This class represents an encoding.
067: *
068: * @version $Id: EncodingInfo.java,v 1.1 2000/12/14 19:21:50 lehors Exp $
069: */
070: public class EncodingInfo {
071:
072: String name;
073: String javaName;
074: int lastPrintable;
075:
076: /**
077: * Creates new <code>EncodingInfo</code> instance.
078: */
079: public EncodingInfo(String mimeName, String javaName,
080: int lastPrintable) {
081: this .name = mimeName;
082: this .javaName = javaName == null ? mimeName : javaName;
083: this .lastPrintable = lastPrintable;
084: }
085:
086: /**
087: * Creates new <code>EncodingInfo</code> instance.
088: */
089: public EncodingInfo(String mimeName, int lastPrintable) {
090: this (mimeName, mimeName, lastPrintable);
091: }
092:
093: /**
094: * Returns a MIME charset name of this encoding.
095: */
096: public String getName() {
097: return this .name;
098: }
099:
100: /**
101: * Returns a writer for this encoding based on
102: * an output stream.
103: *
104: * @return A suitable writer
105: * @exception UnsupportedEncodingException There is no convertor
106: * to support this encoding
107: */
108: public Writer getWriter(OutputStream output)
109: throws UnsupportedEncodingException {
110: if (this .javaName == null)
111: return new OutputStreamWriter(output);
112: return new OutputStreamWriter(output, this .javaName);
113: }
114:
115: /**
116: * Checks whether the specified character is printable or not.
117: *
118: * @param ch a code point (0-0x10ffff)
119: */
120: public boolean isPrintable(int ch) {
121: return ch <= this.lastPrintable;
122: }
123: }
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