com.amazonaws.mobileconnectors.pinpoint.internal.core.util.JSONBuilder Maven / Gradle / Ivy
/**
* Copyright 2016-2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License").
* You may not use this file except in compliance with the License.
* A copy of the License is located at
*
* http://aws.amazon.com/apache2.0
*
* or in the "license" file accompanying this file. This file 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.
*/
package com.amazonaws.mobileconnectors.pinpoint.internal.core.util;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.json.JSONException;
import org.json.JSONObject;
public class JSONBuilder implements JSONSerializable {
private static final Log LOGGER = LogFactory.getLog(JSONBuilder.class);
private static final int INDENTATION = 4;
private final JSONObject json = new JSONObject();
public JSONBuilder(Object component) {
if (null != component) {
this.withAttribute("class", component.getClass().getName());
this.withAttribute("hashCode", Integer.toHexString(component.hashCode()));
}
}
public JSONBuilder withAttribute(String key, Object value) {
final Object jsonValue = value instanceof JSONSerializable
? ((JSONSerializable) value).toJSONObject()
: value;
try {
json.putOpt(key, jsonValue);
} catch (final JSONException e) {
LOGGER.warn("error parsing json", e);
}
return this;
}
@Override
public JSONObject toJSONObject() {
return json;
}
@Override
public String toString() {
try {
if (json != null) {
return json.toString(INDENTATION);
} else {
return "";
}
} catch (final JSONException e) {
return json.toString();
}
}
}