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Fix loading and converting signs in old schematics

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* Sign texts not starting with { are never valid json objects, so don't try to parse
* Else try to parse as json, but fall back to read sign text as string if not parseable
This commit is contained in:
Brokkonaut 2018-03-25 06:00:40 +02:00
parent 52263ac3b7
commit 4d2fe62d97
1 changed files with 12 additions and 1 deletions
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13
worldedit-core/src/main/java/com/sk89q/worldedit/extent/clipboard/io/legacycompat/SignCompatibilityHandler.java
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@ -23,6 +23,7 @@ import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
import com.google.gson.JsonParser;
import com.google.gson.JsonPrimitive;
import com.google.gson.JsonSyntaxException;
import com.sk89q.jnbt.StringTag;
import com.sk89q.jnbt.Tag;
import com.sk89q.worldedit.blocks.BaseBlock;
@ -43,7 +44,17 @@ public class SignCompatibilityHandler implements NBTCompatibilityHandler {
Tag value = values.get(key);
if (value instanceof StringTag) {
String storedString = ((StringTag) value).getValue();
JsonElement jsonElement = new JsonParser().parse(storedString);
JsonElement jsonElement = null;
if (storedString != null && storedString.startsWith("{")) {
try {
jsonElement = new JsonParser().parse(storedString);
} catch (JsonSyntaxException ex) {
// ignore: jsonElement will be null in the next check
}
}
if (jsonElement == null) {
jsonElement = new JsonPrimitive(storedString == null ? "" : storedString);
}
if (jsonElement.isJsonObject()) {
continue;
}