streamline rebased Gson into source; rebase was done to prevent conflict with other plugins (like upcoming WorldGuard release) which also use Gson; Bukkit doesn't yet handle such conflicts properly

src/com/bukkit/mcteam/gson/DisjunctionExclusionStrategy.java

@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2008 Google Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.bukkit.mcteam.gson;
+
+import java.util.Collection;
+
+/**
+ * A wrapper class used to collect numerous {@link ExclusionStrategy} objects
+ * and perform a short-circuited OR operation.
+ *
+ * @author Joel Leitch
+ */
+final class DisjunctionExclusionStrategy implements ExclusionStrategy {
+  private final Collection<ExclusionStrategy> strategies;
+
+  public DisjunctionExclusionStrategy(Collection<ExclusionStrategy> strategies) {
+    Preconditions.checkNotNull(strategies);
+    this.strategies = strategies;
+  }
+
+  public boolean shouldSkipField(FieldAttributes f) {
+    for (ExclusionStrategy strategy : strategies) {
+      if (strategy.shouldSkipField(f)) {
+        return true;
+      }
+    }
+    return false;
+  }
+
+  public boolean shouldSkipClass(Class<?> clazz) {
+    for (ExclusionStrategy strategy : strategies) {
+      if (strategy.shouldSkipClass(clazz)) {
+        return true;
+      }
+    }
+    return false;
+  }
+}