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Java > Open Source Codes > org > enhydra > apache > xml > serialize > EncodingInfo


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57
58
59 package org.enhydra.apache.xml.serialize;
60
61 import java.io.OutputStream JavaDoc;
62 import java.io.OutputStreamWriter JavaDoc;
63 import java.io.UnsupportedEncodingException JavaDoc;
64 import java.io.Writer JavaDoc;
65
66 /**
67  * This class represents an encoding.
68  *
69  * @version $Id: EncodingInfo.java,v 1.1.1.1 2003/03/10 16:34:52 taweili Exp $
70  */

71 public class EncodingInfo {
72
73     String JavaDoc name;
74     String JavaDoc javaName;
75     int lastPrintable;
76
77     /**
78      * Creates new <code>EncodingInfo</code> instance.
79      */

80     public EncodingInfo(String JavaDoc mimeName, String JavaDoc javaName, int lastPrintable) {
81         this.name = mimeName;
82         this.javaName = javaName == null ? mimeName : javaName;
83         this.lastPrintable = lastPrintable;
84     }
85
86     /**
87      * Creates new <code>EncodingInfo</code> instance.
88      */

89     public EncodingInfo(String JavaDoc mimeName, int lastPrintable) {
90         this(mimeName, mimeName, lastPrintable);
91     }
92
93     /**
94      * Returns a MIME charset name of this encoding.
95      */

96     public String JavaDoc getName() {
97         return this.name;
98     }
99
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 JavaDoc getWriter(OutputStream JavaDoc output)
109         throws UnsupportedEncodingException JavaDoc {
110         if (this.javaName == null)
111             return new OutputStreamWriter JavaDoc(output);
112         return new OutputStreamWriter JavaDoc(output, this.javaName);
113     }
114     /**
115      * Checks whether the specified character is printable or not.
116      *
117      * @param ch a code point (0-0x10ffff)
118      */

119     public boolean isPrintable(int ch) {
120         return ch <= this.lastPrintable;
121     }
122 }
123
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