Fix downloaded schems + mcedit

core/src/main/java/com/boydti/fawe/FaweAPI.java

@@ -11,12 +11,14 @@ import com.boydti.fawe.object.PseudoRandom;
 import com.boydti.fawe.object.RegionWrapper;
 import com.boydti.fawe.object.RunnableVal;
 import com.boydti.fawe.object.changeset.DiskStorageHistory;
+import com.boydti.fawe.object.io.FastByteArrayOutputStream;
 import com.boydti.fawe.object.schematic.Schematic;
 import com.boydti.fawe.regions.FaweMaskManager;
 import com.boydti.fawe.util.EditSessionBuilder;
 import com.boydti.fawe.util.MainUtil;
 import com.boydti.fawe.util.MemUtil;
 import com.boydti.fawe.util.SetQueue;
+import com.boydti.fawe.util.StringMan;
 import com.boydti.fawe.util.TaskManager;
 import com.boydti.fawe.util.WEManager;
 import com.boydti.fawe.wrappers.WorldWrapper;
@@ -44,6 +46,7 @@ import java.io.OutputStream;
 import java.net.URL;
 import java.nio.channels.Channels;
 import java.nio.channels.ReadableByteChannel;
+import java.nio.file.Files;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collections;
@@ -142,10 +145,11 @@ public class FaweAPI {
             @Override
             public void run(OutputStream value) {
                 try {
-                    GZIPOutputStream gzip = new GZIPOutputStream(value, true);
+                    try (GZIPOutputStream gzip = new GZIPOutputStream(value, true)) {
-                    ClipboardWriter writer = format.getWriter(gzip);
+                        try (ClipboardWriter writer = format.getWriter(gzip)) {
-                    writer.write(clipboard, null);
+                            writer.write(clipboard, null);
-                    gzip.flush();
+                        }
+                    }
                 } catch (IOException e) {
                     e.printStackTrace();
                 }

core/src/main/java/com/boydti/fawe/object/io/AbstractDelegateOutputStream.java

@@ -0,0 +1,37 @@
+package com.boydti.fawe.object.io;
+
+import java.io.IOException;
+import java.io.OutputStream;
+
+public class AbstractDelegateOutputStream extends OutputStream {
+    private final OutputStream parent;
+
+    @Override
+    public void write(int b) throws IOException {
+        parent.write(b);
+    }
+
+    @Override
+    public void write(byte[] b) throws IOException {
+        parent.write(b);
+    }
+
+    @Override
+    public void write(byte[] b, int off, int len) throws IOException {
+        parent.write(b, off, len);
+    }
+
+    @Override
+    public void flush() throws IOException {
+        parent.flush();
+    }
+
+    @Override
+    public void close() throws IOException {
+        parent.close();
+    }
+
+    public AbstractDelegateOutputStream(OutputStream os) {
+        this.parent = os;
+    }
+}

core/src/main/java/com/boydti/fawe/util/MainUtil.java

@@ -11,6 +11,7 @@ import com.boydti.fawe.object.RunnableVal;
 import com.boydti.fawe.object.RunnableVal2;
 import com.boydti.fawe.object.changeset.CPUOptimizedChangeSet;
 import com.boydti.fawe.object.changeset.FaweStreamChangeSet;
+import com.boydti.fawe.object.io.AbstractDelegateOutputStream;
 import com.sk89q.jnbt.CompoundTag;
 import com.sk89q.jnbt.DoubleTag;
 import com.sk89q.jnbt.EndTag;
@@ -281,7 +282,11 @@ public class MainUtil {
                 writer.append("Content-Type: " + URLConnection.guessContentTypeFromName(filename)).append(CRLF);
                 writer.append("Content-Transfer-Encoding: binary").append(CRLF);
                 writer.append(CRLF).flush();
-                writeTask.value = output;
+                OutputStream nonClosable = new AbstractDelegateOutputStream(output) {
+                    @Override
+                    public void close() throws IOException {  } // Don't close
+                };
+                writeTask.value = nonClosable;
                 writeTask.run();
                 output.flush();
                 writer.append(CRLF).flush();