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-rw-r--r--depends/launcher/org/multimc/ParamBucket.java86
1 files changed, 86 insertions, 0 deletions
diff --git a/depends/launcher/org/multimc/ParamBucket.java b/depends/launcher/org/multimc/ParamBucket.java
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+++ b/depends/launcher/org/multimc/ParamBucket.java
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+/*
+ * Copyright 2012-2014 MultiMC Contributors
+ *
+ * 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 org.multimc;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+
+public class ParamBucket
+{
+ public void add(String key, String value)
+ {
+ List<String> coll = null;
+ if(!m_params.containsKey(key))
+ {
+ coll = new ArrayList<String>();
+ m_params.put(key, coll);
+ }
+ else
+ {
+ coll = m_params.get(key);
+ }
+ coll.add(value);
+ }
+
+ public List<String> all(String key) throws NotFoundException
+ {
+ if(!m_params.containsKey(key))
+ throw new NotFoundException();
+ return m_params.get(key);
+ }
+
+ public List<String> allSafe(String key, List<String> def)
+ {
+ if(!m_params.containsKey(key) || m_params.get(key).size() < 1)
+ {
+ return def;
+ }
+ return m_params.get(key);
+ }
+
+ public List<String> allSafe(String key)
+ {
+ return allSafe(key, new ArrayList<String>());
+ }
+
+ public String first(String key) throws NotFoundException
+ {
+ List<String> list = all(key);
+ if(list.size() < 1)
+ {
+ throw new NotFoundException();
+ }
+ return list.get(0);
+ }
+
+ public String firstSafe(String key, String def)
+ {
+ if(!m_params.containsKey(key) || m_params.get(key).size() < 1)
+ {
+ return def;
+ }
+ return m_params.get(key).get(0);
+ }
+
+ public String firstSafe(String key)
+ {
+ return firstSafe(key, "");
+ }
+
+ private HashMap<String, List<String>> m_params = new HashMap<String, List<String>>();
+}