Multiverse-Core/src/main/java/com/onarandombox/MultiverseCore/event/MVVersionEvent.java

120 lines
3.9 KiB
Java

package com.onarandombox.MultiverseCore.event;
import com.dumptruckman.minecraft.util.Logging;
import org.bukkit.event.Event;
import org.bukkit.event.HandlerList;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
/**
* Called when somebody requests version information about Multiverse.
*/
public class MVVersionEvent extends Event {
private final StringBuilder versionInfoBuilder;
private final Map<String, String> detailedVersionInfo;
public MVVersionEvent() {
versionInfoBuilder = new StringBuilder();
detailedVersionInfo = new HashMap<>();
}
private static final HandlerList HANDLERS = new HandlerList();
/**
* {@inheritDoc}
*/
@Override
public HandlerList getHandlers() {
return HANDLERS;
}
/**
* Gets the handler list. This is required by the event system.
* @return A list of HANDLERS.
*/
public static HandlerList getHandlerList() {
return HANDLERS;
}
/**
* Gets the version-info currently saved in this event.
* @return The version-info.
*/
public String getVersionInfo() {
return this.versionInfoBuilder.toString();
}
/**
* Gets the key/value pair of the detailed version info.
*
* This information is used for advanced paste services that would prefer
* to get the information as several files. Examples include config.yml or
* portals.yml. Note that the map returned is immutable.
*
* The keys are filenames, the values are the contents of the files.
*
* @return The immutable key value mapping of files and the contents of those files.
*/
public Map<String, String> getDetailedVersionInfo() {
return Collections.unmodifiableMap(this.detailedVersionInfo);
}
/**
* Appends more version-info to the version-info currently saved in this event.
* @param moreVersionInfo The version-info to add. Should end with '\n'.
*/
public void appendVersionInfo(String moreVersionInfo) {
this.versionInfoBuilder.append(moreVersionInfo);
}
private String readFile(final String filename) {
StringBuilder result;
try {
FileReader reader = new FileReader(filename);
BufferedReader bufferedReader = new BufferedReader(reader);
String line;
result = new StringBuilder();
while ((line = bufferedReader.readLine()) != null) {
result.append(line).append("\n");
}
} catch (FileNotFoundException e) {
Logging.severe("Unable to find %s. Here's the traceback: %s", filename, e.getMessage());
e.printStackTrace();
result = new StringBuilder(String.format("ERROR: Could not load: %s", filename));
} catch (IOException e) {
Logging.severe("Something bad happend when reading %s. Here's the traceback: %s", filename, e.getMessage());
e.printStackTrace();
result = new StringBuilder(String.format("ERROR: Could not load: %s", filename));
}
return result.toString();
}
/**
* Adds a file to to the detailed version-info currently saved in this event.
* @param fileName The name of the file.
* @param contents The contents of the file.
*/
public void putDetailedVersionInfo(String fileName, String contents) {
this.detailedVersionInfo.put(fileName, contents);
}
/**
* Adds a file to to the detailed version-info currently saved in this event.
* @param filename The name of the file.
* @param file The file.
*/
public void putDetailedVersionInfo(String filename, File file) {
this.putDetailedVersionInfo(filename, readFile(file.getAbsolutePath()));
}
}