Android XML Serializer Write writeByteArrayXml(byte[] val, String name, XmlSerializer out)

Description

Flatten a byte[] into an XmlSerializer.

License

Apache License

Parameter

Parameter	Description
val	The byte array to be flattened.
name	Name attribute to include with this array's tag, or null for none.
out	XmlSerializer to write the array into.

Declaration

public static final void writeByteArrayXml(byte[] val, String name,
        XmlSerializer out) throws XmlPullParserException,
        java.io.IOException 

Method Source Code

//package com.java2s;
/*/*w  w  w .j  a  va  2s .c om*/
 * Copyright (C) 2006 The Android Open Source Project
 *
 * 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.
 */

import org.xmlpull.v1.XmlPullParserException;
import org.xmlpull.v1.XmlSerializer;

public class Main {
    /**
     * Flatten a byte[] into an XmlSerializer.  The list can later be read back
     * with readThisByteArrayXml().
     * 
     * @param val The byte array to be flattened.
     * @param name Name attribute to include with this array's tag, or null for
     *             none.
     * @param out XmlSerializer to write the array into.
     * 
     * @see #writeMapXml
     * @see #writeValueXml
     */
    public static final void writeByteArrayXml(byte[] val, String name,
            XmlSerializer out) throws XmlPullParserException,
            java.io.IOException {

        if (val == null) {
            out.startTag(null, "null");
            out.endTag(null, "null");
            return;
        }

        out.startTag(null, "byte-array");
        if (name != null) {
            out.attribute(null, "name", name);
        }

        final int N = val.length;
        out.attribute(null, "num", Integer.toString(N));

        StringBuilder sb = new StringBuilder(val.length * 2);
        for (int i = 0; i < N; i++) {
            int b = val[i];
            int h = b >> 4;
            sb.append(h >= 10 ? ('a' + h - 10) : ('0' + h));
            h = b & 0xff;
            sb.append(h >= 10 ? ('a' + h - 10) : ('0' + h));
        }

        out.text(sb.toString());

        out.endTag(null, "byte-array");
    }
}

Related

1. writeBitmapAttribute(XmlSerializer out, String name, Bitmap value)
2. writeBitmapAttribute(XmlSerializer out, String name, Bitmap value)
3. writeBooleanAttribute(XmlSerializer out, String name, boolean value)
4. writeBooleanAttribute(XmlSerializer out, String name, boolean value)
5. writeByteArrayAttribute(XmlSerializer out, String name, byte[] value)
6. writeByteArrayXml(byte[] val, String name, XmlSerializer out)
7. writeDoubleArrayXml(double[] val, String name, XmlSerializer out)
8. writeDoubleArrayXml(double[] val, String name, XmlSerializer out)
9. writeFloatAttribute(XmlSerializer out, String name, float value)