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/*******************************************************************************
* Copyright (c) 2010 Intel Corporation.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Intel - initial API and implementation
*******************************************************************************/
package org.yocto.sdk.remotetools;
import java.io.IOException;
import java.io.FileWriter;
import java.util.Iterator;
import java.util.Set;
import java.util.HashSet;
import java.io.FileReader;
import org.json.simple.JSONObject;
import org.json.simple.JSONValue;
public class YoctoJSONHelper {
private static final String PROPERTIES_FILE = "/tmp/properties.json";
private static final String PROPERTY_VALUE_FILE = "/tmp/propertyvalues.json";
private static HashSet<YoctoBspPropertyElement> properties;
public static HashSet<YoctoBspPropertyElement> getProperties() throws Exception {
properties = new HashSet<YoctoBspPropertyElement>();
try {
JSONObject obj = (JSONObject)JSONValue.parse(new FileReader(PROPERTIES_FILE));
Set<String> keys = obj.keySet();
if (!keys.isEmpty()) {
Iterator<String> iter = keys.iterator();
while (iter.hasNext()) {
String key = (String)iter.next();
if (validKey(key)) {
JSONObject value_obj = (JSONObject)obj.get(key);
YoctoBspPropertyElement elem = new YoctoBspPropertyElement();
elem.setName(key);
String type = (String)value_obj.get("type");
elem.setType(type);
if (type.contentEquals("boolean")) {
elem.setDefaultValue((String)value_obj.get("default"));
}
properties.add(elem);
}
}
}
} catch (Exception e) {
throw e;
}
return properties;
}
public static void createBspJSONFile(HashSet<YoctoBspPropertyElement> properties) {
try {
JSONObject obj = new JSONObject();
if (!properties.isEmpty()) {
Iterator<YoctoBspPropertyElement> it = properties.iterator();
while (it.hasNext()) {
// Get property
YoctoBspPropertyElement propElem = (YoctoBspPropertyElement)it.next();
obj.put(propElem.getName(), propElem.getValue());
}
}
FileWriter file = new FileWriter(PROPERTY_VALUE_FILE);
file.write(obj.toJSONString());
file.flush();
file.close();
} catch (IOException e) {
e.printStackTrace();
}
}
private static boolean validKey(String key) {
if (key.contains("kernel"))
return false;
if (key.contentEquals("qemuarch"))
return false;
return true;
}
}
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