JAVA getlong例子_Java JSONObject.getLongValue方法代码示例

import com.alibaba.fastjson.JSONObject; //导入方法依赖的package包/类

public void loadPositions(String json) {

if (StringHelper.isEmpty(json)) {

return;

}

Long inode = 0L, pos = 0L, number = 0L;

String file = "";

JSONArray positionRecords = JSONArray.parseArray(json);

for (int i = 0; i < positionRecords.size(); i++) {

JSONObject positionObject = (JSONObject) positionRecords.get(i);

inode = positionObject.getLong("inode");

pos = positionObject.getLong("pos");

file = positionObject.getString("file");

// add line number

number = positionObject.getLongValue("num");

for (Object v : Arrays.asList(inode, pos, file)) {

Preconditions.checkNotNull(v, "Detected missing value in position file. " + "inode: " + inode

+ ", pos: " + pos + ", path: " + file);

}

TailFile tf = tailFiles.get(inode);

try {

if (tf != null && tf.updatePos(file, inode, pos, number)) {

tailFiles.put(inode, tf);

}

else {

// add old tail file into memory

maybeReloadMap.put(inode, new Long[] { pos, number });

if (log.isDebugEnable()) {

log.debug(this, "add old&inInterrupt file: " + file + ", inode: " + inode + ", pos: " + pos);

}

}

}

catch (IOException e) {

log.err(this, "TailFile updatePos FAILED.", e);

}

}

}