test.MediaItem Maven / Gradle / Ivy
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Experimental extension to Jackson (http://jackson.codehaus.org)
used to enhance access functionality using bytecode generation.
The newest version!
package test;
import java.io.IOException;
import java.util.*;
import org.codehaus.jackson.*;
/**
* Value class for performance tests
*/
public class MediaItem
{
private List _photos;
private Content _content;
public MediaItem() { }
public MediaItem(Content c)
{
_content = c;
}
public void addPhoto(Photo p) {
if (_photos == null) {
_photos = new ArrayList();
}
_photos.add(p);
}
public List getImages() { return _photos; }
public void setImages(List p) { _photos = p; }
public Content getContent() { return _content; }
public void setContent(Content c) { _content = c; }
// Custom deser
public static MediaItem deserialize(JsonParser jp) throws IOException
{
if (jp.nextToken() != JsonToken.START_OBJECT) {
throw new IOException("Need START_OBJECT for MediaItem");
}
MediaItem item = new MediaItem();
while (jp.nextToken() == JsonToken.FIELD_NAME) {
String name = jp.getCurrentName();
if (name == "images") {
item._photos = deserializeImages(jp);
} else if (name == "content") {
item._content = Content.deserialize(jp);
} else throw new IOException("Unknown field");
}
if (jp.getCurrentToken() != JsonToken.END_OBJECT) {
throw new IOException("Need END_OBJECT to complete MediaItem");
}
return item;
}
private static List deserializeImages(JsonParser jp) throws IOException
{
if (jp.nextToken() != JsonToken.START_ARRAY) {
throw new IOException("Need START_ARRAY for List of Photos");
}
ArrayList images = new ArrayList(4);
while (jp.nextToken() == JsonToken.START_OBJECT) {
images.add(Photo.deserialize(jp));
}
if (jp.getCurrentToken() != JsonToken.END_ARRAY) {
throw new IOException("Need END_ARRAY to complete List of Photos");
}
return images;
}
// Custom serializer
public void serialize(JsonGenerator jgen) throws IOException
{
jgen.writeStartObject();
if (_photos == null) {
jgen.writeNullField("images");
} else {
jgen.writeArrayFieldStart("images");
for (Photo photo : _photos) {
photo.serialize(jgen);
}
jgen.writeEndArray();
}
jgen.writeFieldName("content");
if (_content == null) {
jgen.writeNull();
} else {
_content.serialize(jgen);
}
jgen.writeEndObject();
}
/*
/**********************************************************
/* Helper types
/**********************************************************
*/
public static class Photo
{
public final static int F_URI = 1;
public final static int F_TITLE = 2;
public final static int F_WIDTH = 3;
public final static int F_HEIGHT = 4;
public final static int F_SIZE = 5;
public final static HashMap sFields = new HashMap();
static {
// MediaItem fields
sFields.put("uri", F_URI);
sFields.put("title", F_TITLE);
sFields.put("width", F_WIDTH);
sFields.put("height", F_HEIGHT);
sFields.put("size", F_SIZE);
}
public enum Size { SMALL, LARGE; }
private String _uri;
private String _title;
private int _width;
private int _height;
private Size _size;
public Photo() {}
public Photo(String uri, String title, int w, int h, Size s)
{
_uri = uri;
_title = title;
_width = w;
_height = h;
_size = s;
}
public String getUri() { return _uri; }
public String getTitle() { return _title; }
public int getWidth() { return _width; }
public int getHeight() { return _height; }
public Size getSize() { return _size; }
public void setUri(String u) { _uri = u; }
public void setTitle(String t) { _title = t; }
public void setWidth(int w) { _width = w; }
public void setHeight(int h) { _height = h; }
public void setSize(Size s) { _size = s; }
private static Size findSize(String id)
{
if (id.charAt(0) == 'L') {
if ("LARGE".equals(id)) {
return Size.LARGE;
}
} else if ("SMALL".equals(id)) {
return Size.SMALL;
}
throw new IllegalArgumentException();
}
public static Photo deserialize(JsonParser jp) throws IOException
{
Photo photo = new Photo();
while (jp.nextToken() == JsonToken.FIELD_NAME) {
String name = jp.getCurrentName();
jp.nextToken();
Integer I = sFields.get(name);
if (I != null) {
switch (I.intValue()) {
case F_URI:
photo.setUri(jp.getText());
continue;
case F_TITLE:
photo.setTitle(jp.getText());
continue;
case F_WIDTH:
photo.setWidth(jp.getIntValue());
continue;
case F_HEIGHT:
photo.setHeight(jp.getIntValue());
continue;
case F_SIZE:
photo.setSize(findSize(jp.getText()));
continue;
}
}
throw new IOException("Unknown field '"+name+"'");
}
if (jp.getCurrentToken() != JsonToken.END_OBJECT) {
throw new IOException("Need END_OBJECT to complete Photo");
}
return photo;
}
public void serialize(JsonGenerator jgen) throws IOException
{
jgen.writeStartObject();
jgen.writeStringField("uri", _uri);
jgen.writeStringField("title", _title);
jgen.writeNumberField("width", _width);
jgen.writeNumberField("height", _height);
jgen.writeStringField("size", (_size == null) ? null : _size.name());
jgen.writeEndObject();
}
}
public static class Content
{
public final static int F_PLAYER = 0;
public final static int F_URI = 1;
public final static int F_TITLE = 2;
public final static int F_WIDTH = 3;
public final static int F_HEIGHT = 4;
public final static int F_FORMAT = 5;
public final static int F_DURATION = 6;
public final static int F_SIZE = 7;
public final static int F_BITRATE = 8;
public final static int F_PERSONS = 9;
public final static int F_COPYRIGHT = 10;
public final static HashMap sFields = new HashMap();
static {
sFields.put("player", F_PLAYER);
sFields.put("uri", F_URI);
sFields.put("title", F_TITLE);
sFields.put("width", F_WIDTH);
sFields.put("height", F_HEIGHT);
sFields.put("format", F_FORMAT);
sFields.put("duration", F_DURATION);
sFields.put("size", F_SIZE);
sFields.put("bitrate", F_BITRATE);
sFields.put("persons", F_PERSONS);
sFields.put("copyright", F_COPYRIGHT);
}
public enum Player { JAVA, FLASH; }
private Player _player;
private String _uri;
private String _title;
private int _width;
private int _height;
private String _format;
private long _duration;
private long _size;
private int _bitrate;
private List _persons;
private String _copyright;
public Content() { }
public void addPerson(String p) {
if (_persons == null) {
_persons = new ArrayList();
}
_persons.add(p);
}
public Player getPlayer() { return _player; }
public String getUri() { return _uri; }
public String getTitle() { return _title; }
public int getWidth() { return _width; }
public int getHeight() { return _height; }
public String getFormat() { return _format; }
public long getDuration() { return _duration; }
public long getSize() { return _size; }
public int getBitrate() { return _bitrate; }
public List getPersons() { return _persons; }
public String getCopyright() { return _copyright; }
public void setPlayer(Player p) { _player = p; }
public void setUri(String u) { _uri = u; }
public void setTitle(String t) { _title = t; }
public void setWidth(int w) { _width = w; }
public void setHeight(int h) { _height = h; }
public void setFormat(String f) { _format = f; }
public void setDuration(long d) { _duration = d; }
public void setSize(long s) { _size = s; }
public void setBitrate(int b) { _bitrate = b; }
public void setPersons(List p) { _persons = p; }
public void setCopyright(String c) { _copyright = c; }
private static Player findPlayer(String id)
{
if ("JAVA".equals(id)) {
return Player.JAVA;
}
if ("FLASH".equals(id)) {
return Player.FLASH;
}
throw new IllegalArgumentException();
}
public static Content deserialize(JsonParser jp) throws IOException
{
if (jp.nextToken() != JsonToken.START_OBJECT) {
throw new IOException("Need START_OBJECT for Content");
}
Content content = new Content();
while (jp.nextToken() == JsonToken.FIELD_NAME) {
String name = jp.getCurrentName();
jp.nextToken();
Integer I = sFields.get(name);
if (I != null) {
switch (I.intValue()) {
case F_PLAYER:
content.setPlayer(findPlayer(jp.getText()));
case F_URI:
content.setUri(jp.getText());
continue;
case F_TITLE:
content.setTitle(jp.getText());
continue;
case F_WIDTH:
content.setWidth(jp.getIntValue());
continue;
case F_HEIGHT:
content.setHeight(jp.getIntValue());
continue;
case F_FORMAT:
content.setCopyright(jp.getText());
continue;
case F_DURATION:
content.setDuration(jp.getLongValue());
continue;
case F_SIZE:
content.setSize(jp.getLongValue());
continue;
case F_BITRATE:
content.setBitrate(jp.getIntValue());
continue;
case F_PERSONS:
content.setPersons(deserializePersons(jp));
continue;
case F_COPYRIGHT:
content.setCopyright(jp.getText());
continue;
}
}
throw new IOException("Unknown field '"+name+"'");
}
if (jp.getCurrentToken() != JsonToken.END_OBJECT) {
throw new IOException("Need END_OBJECT to complete Content");
}
return content;
}
private static List deserializePersons(JsonParser jp) throws IOException
{
if (jp.getCurrentToken() != JsonToken.START_ARRAY) {
throw new IOException("Need START_ARRAY for List of Persons (got "+jp.getCurrentToken()+")");
}
ArrayList persons = new ArrayList(4);
while (jp.nextToken() == JsonToken.VALUE_STRING) {
persons.add(jp.getText());
}
if (jp.getCurrentToken() != JsonToken.END_ARRAY) {
throw new IOException("Need END_ARRAY to complete List of Persons");
}
return persons;
}
public void serialize(JsonGenerator jgen) throws IOException
{
jgen.writeStartObject();
jgen.writeStringField("play", (_player == null) ? null : _player.name());
jgen.writeStringField("uri", _uri);
jgen.writeStringField("title", _title);
jgen.writeNumberField("width", _width);
jgen.writeNumberField("height", _height);
jgen.writeStringField("format", _format);
jgen.writeNumberField("duration", _duration);
jgen.writeNumberField("size", _size);
jgen.writeNumberField("bitrate", _bitrate);
jgen.writeStringField("copyright", _copyright);
if (_persons == null) {
jgen.writeNullField("persons");
} else {
jgen.writeArrayFieldStart("persons");
for (String p : _persons) {
jgen.writeString(p);
}
jgen.writeEndArray();
}
jgen.writeEndObject();
}
}
}
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