minecraft-source/src/net/minecraft/server/ChainedJsonException.java

84 lines
2.5 KiB
Java

package net.minecraft.server;
import org.apache.commons.lang3.StringUtils;
import javax.annotation.Nullable;
import java.io.FileNotFoundException;
import com.google.common.collect.Lists;
import java.util.List;
import java.io.IOException;
public class ChainedJsonException extends IOException {
private final List<Entry> entries;
private final String message;
public ChainedJsonException(final String string) {
(this.entries = Lists.newArrayList()).add(new Entry());
this.message = string;
}
public ChainedJsonException(final String string, final Throwable throwable) {
super(throwable);
(this.entries = Lists.newArrayList()).add(new Entry());
this.message = string;
}
public void prependJsonKey(final String string) {
this.entries.get(0).addJsonKey(string);
}
public void setFilenameAndFlush(final String string) {
this.entries.get(0).filename = string;
this.entries.add(0, new Entry());
}
@Override
public String getMessage() {
return "Invalid " + this.entries.get(this.entries.size() - 1) + ": " + this.message;
}
public static ChainedJsonException forException(final Exception exception) {
if (exception instanceof ChainedJsonException) {
return (ChainedJsonException)exception;
}
String string2 = exception.getMessage();
if (exception instanceof FileNotFoundException) {
string2 = "File not found";
}
return new ChainedJsonException(string2, exception);
}
public static class Entry {
@Nullable
private String filename;
private final List<String> jsonKeys;
private Entry() {
this.jsonKeys = Lists.newArrayList();
}
private void addJsonKey(final String string) {
this.jsonKeys.add(0, string);
}
public String getJsonKeys() {
return StringUtils.join((Iterable)this.jsonKeys, "->");
}
@Override
public String toString() {
if (this.filename != null) {
if (this.jsonKeys.isEmpty()) {
return this.filename;
}
return this.filename + " " + this.getJsonKeys();
}
else {
if (this.jsonKeys.isEmpty()) {
return "(Unknown file)";
}
return "(Unknown file) " + this.getJsonKeys();
}
}
}
}