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Moved stringifyJson to Json class.

This commit is contained in:
FrozenCow 2011-02-05 21:02:39 +01:00
parent 9a655676ab
commit d651d58d63
3 changed files with 133 additions and 44 deletions
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47
src/main/java/org/dynmap/web/Json.java Normal file
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@ -0,0 +1,47 @@
package org.dynmap.web;
import java.util.LinkedHashMap;
import java.util.List;
public class Json {
public static String stringifyJson(Object o) {
if (o == null) {
return "null";
} else if (o instanceof Boolean) {
return ((Boolean) o) ? "true" : "false";
} else if (o instanceof String) {
return "\"" + ((String)o).replace("\"", "\\\"") + "\"";
} else if (o instanceof Integer || o instanceof Long || o instanceof Float || o instanceof Double) {
return o.toString();
} else if (o instanceof LinkedHashMap<?, ?>) {
LinkedHashMap<?, ?> m = (LinkedHashMap<?, ?>) o;
StringBuilder sb = new StringBuilder();
sb.append("{");
boolean first = true;
for (Object key : m.keySet()) {
if (first)
first = false;
else
sb.append(",");
sb.append(stringifyJson(key));
sb.append(": ");
sb.append(stringifyJson(m.get(key)));
}
sb.append("}");
return sb.toString();
} else if (o instanceof List<?>) {
List<?> l = (List<?>) o;
StringBuilder sb = new StringBuilder();
int count = 0;
for (int i = 0; i < l.size(); i++) {
sb.append(count++ == 0 ? "[" : ",");
sb.append(stringifyJson(l.get(i)));
}
sb.append("]");
return sb.toString();
} else {
return "undefined";
}
}
}

46
src/main/java/org/dynmap/web/handlers/ClientConfigurationHandler.java
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@ -2,14 +2,13 @@ package org.dynmap.web.handlers;
import java.io.BufferedOutputStream;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Date;
import java.util.LinkedHashMap;
import java.util.Map;
import org.dynmap.web.HttpHandler;
import org.dynmap.web.HttpRequest;
import org.dynmap.web.HttpResponse;
import org.dynmap.web.Json;
public class ClientConfigurationHandler implements HttpHandler {
private Map<?, ?> configuration;
@ -18,7 +17,7 @@ public class ClientConfigurationHandler implements HttpHandler {
}
@Override
public void handle(String path, HttpRequest request, HttpResponse response) throws IOException {
String s = stringifyJson(configuration);
String s = Json.stringifyJson(configuration);
byte[] bytes = s.getBytes();
String dateStr = new Date().toString();
@ -32,45 +31,4 @@ public class ClientConfigurationHandler implements HttpHandler {
out.write(s.getBytes());
out.flush();
}
public String stringifyJson(Object o) {
if (o == null) {
return "null";
} else if (o instanceof Boolean) {
return ((Boolean) o) ? "true" : "false";
} else if (o instanceof String) {
return "\"" + o + "\"";
} else if (o instanceof Integer || o instanceof Long || o instanceof Float || o instanceof Double) {
return o.toString();
} else if (o instanceof LinkedHashMap<?, ?>) {
LinkedHashMap<?, ?> m = (LinkedHashMap<?, ?>) o;
StringBuilder sb = new StringBuilder();
sb.append("{");
boolean first = true;
for (Object key : m.keySet()) {
if (first)
first = false;
else
sb.append(",");
sb.append(stringifyJson(key));
sb.append(": ");
sb.append(stringifyJson(m.get(key)));
}
sb.append("}");
return sb.toString();
} else if (o instanceof ArrayList<?>) {
ArrayList<?> l = (ArrayList<?>) o;
StringBuilder sb = new StringBuilder();
int count = 0;
for (int i = 0; i < l.size(); i++) {
sb.append(count++ == 0 ? "[" : ",");
sb.append(stringifyJson(l.get(i)));
}
sb.append("]");
return sb.toString();
} else {
return "undefined";
}
}
}

84
src/main/java/org/dynmap/web/handlers/FileHandler.java Normal file
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@ -0,0 +1,84 @@
package org.dynmap.web.handlers;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.HashMap;
import java.util.Map;
import org.dynmap.web.HttpHandler;
import org.dynmap.web.HttpRequest;
import org.dynmap.web.HttpResponse;
public abstract class FileHandler implements HttpHandler {
private byte[] readBuffer = new byte[40960];
private static Map<String, String> mimes = new HashMap<String, String>();
static {
mimes.put(".html", "text/html");
mimes.put(".htm", "text/html");
mimes.put(".js", "text/javascript");
mimes.put(".png", "image/png");
mimes.put(".css", "text/css");
mimes.put(".txt", "text/plain");
}
public static final String getMimeTypeFromExtension(String extension) {
String m = mimes.get(extension);
if (m != null)
return m;
return "application/octet-steam";
}
protected abstract InputStream getFileInput(String path);
protected String getExtension(String path) {
int dotindex = path.lastIndexOf('.');
if (dotindex > 0)
return path.substring(dotindex);
return null;
}
protected final String formatPath(String path) {
int qmark = path.indexOf('?');
if (qmark >= 0)
path = path.substring(0, qmark);
if (path.startsWith("/") || path.startsWith("."))
return null;
if (path.length() == 0)
path = getDefaultFilename(path);
return path;
}
protected String getDefaultFilename(String path) {
return path + "index.html";
}
@Override
public void handle(String path, HttpRequest request, HttpResponse response) throws IOException {
path = formatPath(path);
InputStream fileInput = getFileInput(path);
if (fileInput == null) {
response.statusCode = 404;
response.statusMessage = "Not found";
return;
}
String extension = getExtension(path);
response.fields.put("Content-Type", getMimeTypeFromExtension(extension));
response.fields.put("Connection", "close");
OutputStream out = response.getBody();
try {
int readBytes;
while ((readBytes = fileInput.read(readBuffer)) > 0) {
out.write(readBuffer, 0, readBytes);
}
} catch (IOException e) {
fileInput.close();
throw e;
}
fileInput.close();
}
}